summaryrefslogblamecommitdiffstatshomepage
path: root/src/mame/drivers/segas16a.cpp
blob: c8efe5fee280c9fe86a2aa0f4252e75fce5bbc37 (plain) (tree)
1
2
3
4
5
6
7
8
9
10
11

                                








                                                                            
                                           
                   
                  
                   
                    





                  
 

























































































































                                                                                                                                     


                                                                            
                
                              
                             
 
                           
                          
                                    
                      
                           

                    
 
                                                                            
                            
                                                                            
 
                                                   



                                                   
 
          









                                                             
          



                                                                            

                                 



                               
                                                        
                                         

                                         
                             


                                                                                                 
                                                       
 
                                           

                                                               
 
 







                                                   











                                                   
          
                                                                                             

                                                              



 
                                                                            
                                






















                                                                                                  
                                                                                                                                



















                                                                                                
                                                                                                                                                               


























                                                                            
                                     
                                                                            
 




                                                   
 
                     
                                   
                                            
 
 
 
























                                                                           
 
 


                                                   
 










                                                                                            


 


                                                   
 









                                                                      
 
                                                                            
                                                 
                                                                            
 


                                                   
 



                                                                   


 




                                                   
 

                                                                                               
                                                                                                    


 




                                                   
 
                                             
                                                        
 


                                                                   
 
 

                                                                            
                                 






                                                                            
 


                                                                            
 

                                                                                              
 





                                                                                                        
                                                     






                                                                                                


 

                                                   
                                


                                                   
 
          






                                                                                 




                                                                
                                                                                                            


                                                                     
                                                                                                            






                                                                                                                                          
                                                                                                           





                                                                                                                                          
                                                                                         











                                                                                                                                  


 

                                                   
                                


                                                   
 



                                                                   
                                                                     
                                                                     
 

                                                                     
                                                                                                            
 

                                                                     
                                                                                                            





                                                                                                                    
                                                                                                           




                                                                                                                    
                                                                                         













                                                                                                                    


 

                                                                            
                                           


                                                                            
                                               
                                       

                                                   
                                                          
 
                                                            
                                                   
                                      


                                                             
         
                                                              




                                                                                                         



 
                                                                            
                    
                                                                            
 




                                                   
 








                                                                         
 







                                                                                                           
                                                  

                                                                                                                
 

                                                     
                                                                                               

                              



 
                                                                            
                     



                                                                            
                       
                                                   
 
                                         
 



                                                 
 

                                                
 
                                    







                                              
                                                              

                                    
                                                     





                                                                               
                                                               









                                                             

                                                


 

                                                   
                
                                                   
 



                                                
 
                          
                                                            

                                                                              
 
                      

                                                                              



 
                                                                            
                       
                                                                            
 
                                                   
                                                   
                    
                                                   
 
                                                      
 






                                           
                                                                      
                                         



                                                                                                   




                                              
                                                                                                        

                                                                                                                                


                                          
                                                                      
                                         



                                                                                                   




                                              




                                                                           
         
                                                      

 














                                                                           
 

                                                   
                    
                                                   
 
                                                     





                                           

                                                                                                        

                                       


                                                                                                                          




                                                                         

                                                                                                      

                                       

                                                                                                                         


                                                                                  
                                                                                                            

                                       

                                                                                                                               

                                            

                                                                                              

                                                                       
                                                                            
                                                                            
                                                                            
                                                                            
                                                                            
                                                                            
                                                                            

                                                                       
                                                                            
                                                                            
                                                                            
                                                                            
                                                                            
                                                                            
                                                                            
 
                                                                                                


                                         

                                                                                                      

                                       

                                                                                                                         




                                                                                  
                                                      

 
 

                                                    
                    
                                                   
 
                                                       
 





                                           
                                                        


                                              
                                                                    
                                         



                                                                                    





                                              
                                                      

 
 

                                                   
           
                                                   
 
                                                





                                           

                                                                                                               


                              
                                                      


 

                                                   
                           
                                                   
 
                                                    
 





                                           
                                                                                                
                                                                                     


                                                    
                                                                                           


                              
                                                      


 
                                                                            

                                          
                                                          



 
                                                                            
                         
                                                                            
 
















                                                                                                                                                                    
 
                                                                            
                          
                                                                            
 






                                                                        
 



                                                                   
 







                                                                                                        
 







                                                                                                        

 
 
                                                                            
                          
                                                                            
 



                                                                                                     


 
                                                                            
                            
                                                                            

                                             
                             








                                                     
                        








                                                                     
                            

                                                   
                        








                                                                                   
                          
                             
 
                          







                                                             


               

                                                                            
                                  
                                                                            
 
                                     




                             


                                         

                                                                                   
 

                                                                                                               
 

                                                                                                               
 

                                                                                    

                                                  
                                                                                    







                                          









                                                                                     
 

                                                                                                                             
 

                                                                                                                
 


                                                                                                                                
 






                                                                                                                                                                                                                        
 




                                                                                                                             
 










                                                                                                                                                                                                                        


                                    
                                         
 

                                                                                

                                                       
                                                                                    

                                                  
                                                                                



                                                       
                                                                                     



                                                   
                                                                                   

                                                     
                                                                                       




                                                  























































                                                                      
                                                                                                                                         






                                                               
                                                                                                                                              

                             
                                                                                                                                               








                                                                                 
                                    
                                         
 

                                                                                  

                                                         
                                                                                    

                                                  
                                                                                



                                                
                                                                                     



                                                   
                                                                             







                                        
                                         
 
                           
                        
                                                                                    

                                                  
                                                                                


                                       

                                                                       



                                         
                                                                                     






                                                      
                                     
                                         
 
                           
                        
                                                                                    

                                                  
                                                                                


                                       

                                                                       



                                         
                                                                                     









                                                      
                           
                        
                                                                                    

                                                  




                                                                             

                        




                                                                                     



                                    
                                         
 

                                                                                

                                                       
                                                                                    

                                                  
                                                                                



                                                
                                                                                 



                                           
                                                                                     










                                                      

                                                                                

                         
                                                   

                         
                                                   
 

                                                                                

                                                       
                                                                                    

                                                  
                                                                                 



                                           
                                                                           

                                                  


                                                                  
 
                              

                                                                                     
                              

                                                                                     
                              

                                                                                                    
                              

                                                                                                    
                              

                                                                                     
                              

                                                                                                    
                              





                                                    
                              







                                                                   
                                      

























                                                                                    
                        








                                                                                    
                        








                                                                                    

                                                                                    

                                                  
                                                                                 







                                          
                                                                             



                                                      
                                                                                     

















































                                                                                    

                                                                                    

                                                  
                                                                              



                                          
                                                                                     



                                                      
                                                                                

                                            
                                                                                  

                                                  
                                                          



                                  
                                         
 

                                                                                    

                                                  
                                                                              



                                          
                                                                                     



                                                      


                        










                                                                   
                                          











                                                                                        
                                          
 

                                                                                       

                                                  
                                                                                    

                                                  
                                                                                



                                         
                                                                                     



                                                      
                                                                                     




                                                   
                              

                                                                                     
                              

                                                                                                  
                              

                                                                                                    
                              






                                                                                                                 

                                                                                

                                                       
                                                                                    

                                                  
                                                                                


                                       

                                                                                     



                                                      
                                                                                    

                                          
                                                                                 
















                                                       


















































                                                                                     
                         






                                                                
                         





                                                      
                         





                                                      
                         






                                                              
                         



                                                          
                         







                                                          
                                         






                                                   
                           
                                                    

                                                                                             
                        
                                                                                    

                                                  

                        
                                                                                     



                                                      

                        



                                    
                                         







                                                                                    
                                                                                                              

                                          


                                                                                                      

                                                    
                                                                                       

                                                  


                                                                                   







                                                    



                                                   

                                                                                

                                                       















                                                                                    
                                                   


                                                                            
                                                                                                                   

                                              




                                                                              
                                                                              





                                       
                                         
 
                           
                        
                                                                                    

                                                  
                                                                                



                                       



                                                                                   

                                                     
                                                                         

                                                                                                   
                        
                                                    



               
                                                                            
                     
                                                                            
 
                                      
                                                               



             
                                                                            
                           
                                                                            
 
                                               
 
                                 


                                                                               
 


                                                 
 

                                                                            
                                                                                



                                                                                  
 
                                                                                            
 
                                     
 

                                     
                                          


                                                                                    
 
                         

                                         
                                                     
                                                          
                                                                
                                      
 
                                               
                                           
                                               
 
                                                                        
                                           
 
                         
                                                  
 

                                              
                                                 
                                                                                      
                                                      
 
                                                                                                            
                                                                                        
                                                                                                                
                  

 

                                                       


                                                                               
                  
 

                                                       


                                                                               

                  

                                                      



                                                                               
                  
 

                                                      


                                            
 

                                                     
                                     
                                       
 


                                                                               


                                                                                              
                  

 

                                                      

                                                
 

                                   
                                  
 
                                                     
                                                     

                  

                                                       



                                                               
                                                                  

                  
  
                                                     
                            

                               
                              
 
                                                 
                                                 


                  

                                                              

                                                
 

                                   
                                  
 
                                                     
                                                     

                  

                                                              

                                                
 

                                   
                                  
 
                                                     
                                                     

                  

                                                             

                                                
 

                                   
                                  
 
                                                     
                                                     



                  
                                                                            
                   
                                                                            
 
 





                                                                                                                           
                      
                                                         




                                                                                                                         
                                                                

                                                                                                                
                                                 



                                                                                                                  
                                                            
















                                                                                                                         
                                                         

                                                                                                                

                                                                                                                              
 
                                                                





                                                                                                                






                                                                                                                           
 
                     
                                                         





                                                                                                                      
 
                                                 


                                                                                                                  
 
                                                           







                                                                                                                      
 
                                                         
                                                                                                                 
 
                                                                
                                                                                                                

       



















































































                                                                                                                                                                                                                                   
                                                                                                                   





























                                                                                                                                              
                                                                                                                   
       
 





                                                                                                                           
                     
                                                         



                                                                                                                          
 
                                                 


                                                                                                                  
 
                                                            







                                                                                                                        
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                               

                                                                                                                

       



                                                                                                                           
                      
                                                         



                                                                                                                          
 
                                                 


                                                                                                                  
 
                                                            







                                                                                                                        
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                               

                                                                                                                
 
                                                                
                                                                                                                         

       
 





                                                                                                                           
                      
                                                         





                                                                                                                        
 
                                                 


                                                                                                                  
 
                                                            















                                                                                                                         
 
                                                         
                                                                                                                 
 

                                                                                                                              
 
                                                                


                                                                                                                 
 
                                                                
                                                                                                                

       



                                                                                                                           
                      
                                                         





                                                                                                                     
 
                                                 



                                                                                                           
                                                            
















                                                                                                                     
                                                         

                                                                                                          

                                                                                                                              
 
                                                                


                                                                                                          
 
                                                                
                                                                                                                

       



                                                                                                                           
                       
                                                                





                                                                                                                        
 
                                                 


                                                                                                                  
 
                                                            















                                                                                                                         
 
                                                         
                                                                                                                 
 

                                                                                                                              
 
                                                                


                                                                                                                 
 
                                                                
                                                                                                                


       






                                                                                                                           
                     
                                                         






                                                                                                                          
                                                 



                                                                                                                  
                                                           








                                                                                                                          
                                                         

                                                                                                                 

                                                                                                                              
 
                                                                




                                                                                                                 
                                                                     
                                                                                                                

       




                                                                                                                           
                     
                                                         






                                                                                                                          
                                                 



                                                                                                                  
                                                           

                                                                                                                         

                                                                                                                                   

                                                                                                                         

                                                                                                                                   
 
                                                         

                                                                                                                 

                                                                                                                              
 
                                                                




                                                                                                                
                                                         
                                                             


       





                                                                                                                           
                     
                                                         





                                                                                                                         
 
                                                 


                                                                                                                  
 
                                                           





                                                                                                                        
 
                                                         
                                                                                                                

       



                                                                                                                           
                      
                                                         





                                                                                                                         
 
                                                 


                                                                                                                  
 
                                                           





                                                                                                                        
 
                                                         
                                                                                                                

       



                                                                                                                           
                      
                                                         






                                                                                                                         
                                                 
                                                                                                                  


                                                                                                                  
                                                           






                                                                                                                        

                                                                                                                                                 

       
 








                                                                                                                                                                                             
                                                 

























                                                                                                                                                                                        





                                                                                                                           
                     
                                                         






                                                                                                                          
                                                 



                                                                                                                  
                                                           








                                                                                                                       
                                                         

                                                                                                                 

                                                                                                                              
 
                                                                






                                                                                                                





                                                                                                                           
                       
                                                         

                                                                                                                          
 
                                                                 

                                                                                                                
                                                 


                                                                                                                  
 
                                                            











                                                                                                                         
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                



                                                                                                                 


       






                                                                                                                           
                    
                                                         






                                                                                                                          
                                                 



                                                                                                                  
                                                                                    







                                                                                                                        
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                



                                                                                                                 
 
                                                                     

                                                            
                                       

                                                                                    


                                                                                                                




                                                                                                                           
                     
                                                         






                                                                                                                         
                                                 



                                                                                                                  
                                                                                    







                                                                                                                        
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                



                                                                                                                 
 
                                                                     

                                                            
                                       

                                                                                    



                                                                                                                









                                                                                                                           
                     
                                                         






                                                                                                                         
                                                 



                                                                                                                  
                                                            







                                                                                                                        
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                



                                                                                                                 
 
                                                                     
                                                                                                                 

       



                                                                                                                           
                      
                                                         






                                                                                                                         
                                                 



                                                                                                                  
                                                            







                                                                                                                        
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                



                                                                                                                 

       






                                                                                                                           
                
                                                         





                                                                                                                         
 
                                                 


                                                                                                                  
 
                                                           











                                                                                                                         
 
                                                         
                                                                                                                
 
                                                                









































                                                                                                                           


       





                                                                                                                           
                    
                                                         



                                                                                                                                          
 
                                                 


                                                                                                                  
 
                                                            















                                                                                                                         
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                
                                                                                                                

       


                                                                                                                           
                     
                                                          




                                                                                                                
                                                 



                                                                                                        
                                                            











                                                                                                                
                                                                                                             

                                                                                                              




                                                                                                                
                                                         

                                                                                                      

                                                                                                                              
 
                                                                


                                                                                                      



                                                                                                                           



                                                           
                     
                                                          




                                                                                                                  
                                                 



                                                                                                          
                                                            
















                                                                                                                  
                                                         

                                                                                                        


                                                                                                                              
 
                                                                

                                                                                                      
                                           

                                                                                                          


                                                                                                                  



                                                                                                                           
                     
                                                         



                                                                                                                          
 
                                                                 

                                                                                                                
                                                 


                                                                                                                  
 
                                                            















                                                                                                                         
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                
                                                                                                                

       







































                                                                                                                                  
 















                                                                                                                           
                     
                                                         



                                                                                                                           
 
                                                 


                                                                                                                  
                                                     
 
                                                                           















                                                                                                                        
                                                     
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                



                                                                                                                
 
                                                                
                                                                                                                


       

































                                                                                                                           
                   
                                                                         

                                                                                                                          
 
                                                                 
                                                                                                                 
 
                                                 


                                                                                                                   
 
                                                           

                                                                                                                         
 
                                                         
                                                                                                                 

       


















                                                                                                                                  



                                                                                                                           
                    
                                                                         

                                                                                                                          
 
                                                                

                                                                                                                 
                                                 


                                                                                                                   
 
                                                           

                                                                                                                         
 
                                                         
                                                                                                                 

       
















                                                                                                                                  
 

















































                                                                                                                           
                      
                                                         





                                                                                                                         
 
                                                 


                                                                                                                 
 
                                                           







                                                                                                                         
 
                                                         
                                                                                                                
 

                                                                                                                              
 
                                                                
                                                                                                                
 
                                                                
                                                                                                                


       





                                                                                                                           
                 
                                                         



                                                                                                                           
 
                                                                 
                                                                                                                 
 
                                                 


                                                                                                                   
 
                                                           















                                                                                                                          
 
                                                         
                                                                                                                 

       

































                                                                                                                                  



                                                                                                                           
                 
                                                         

                                                                                                                          
                                                                                                                          
                                                                                                                          
 
                                                 
                                                                                                                  

                                                                                                                  
 
                                                           
                                                                                                                          








                                                                                                                          
                                                                                                                          
                                                            
                                                                                                                          


                                                                                                                          
 
                                                         
                                                                                                                
 

                                                                                                                         

       
































                                                                                                                                  
 
 
                                                                            
                 
                                                                            
 


                                                   
 
                                   
 






                                                                                    








                                             


 


                                                   
 
                                     
 
                       
                                                                                           
                                                                                            

 
                                    
 
                       
                                                                                            

 
                                    
 
                       
                                                                                          

 
                                      
 
                       
                                                                                            

 
                                   
 
                       
                                                                                           

 
 
                               
 
                       

                                                                                     
 
                                    
 
                       
                                                                                         
                                                                                                


 
 
                                                                            
                



                                                                                                                                       

                                                                                                                                                                                                                                           
 
                                                                                                                                                                                 
 
                                                                                                                                                                                                                                   
 


                                                                                                                                                                                                                            

             


                                                                                                                                                                                                                                     
 
                                                                                                                                                                                                                      
 




                                                                                                                                                                                                                                                            
 

                                                                                                                                                                                                                        
 



                                                                                                                                                                                                                                                    
 
                                                                                                                                                                                                                                  
 

                                                                                                                                                                                                                                                    
 



                                                                                                                                                                                                                                                           
 
                                                                                                                                                                                                                                     
 

                                                                                                                                                                                                                         
 
                                                                                                                                                                                                                       
 

                                                                                                                                                                                                                                                          

 




                                                                                                                                                                                                                                                                  
// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/***************************************************************************

    Sega pre-System 16 & System 16A hardware

****************************************************************************

    Known bugs:
        * none at this time

    DIP locations verified from manual for:
        * aceattaca
        * aliensyn
        * aliensynj
        * passsht16a
        * quartet
        * quart2
        * shinobi
        * tetris
        * timescan
        * wb3

***************************************************************************

System16A Hardware Overview
---------------------------

The games on this system include... (there may be more??)
Action Fighter (C) Sega 1985
Alex Kidd      (C) Sega 1986
Fantasy Zone   (C) Sega 1986
SDI            (C) Sega 1987
Shinobi        (C) Sega 1987
Tetris         (C) Sega 1988
Passing Shot   (C) Sega 1988

PCB Layout
----------

Top PCB

171-5306 (number under PCB, no numbers on top)
         |----------|     |-----------|     |-----------|
  |------|----------|-----|-----------|-----|-----------|------|
|-|      16MHz    25.1478MHz                                   |
| |                                  315-5149                  |
|-|    YM3012 YM2151  ROM.IC24 ROM.IC41                        |
  | VOL                                                        |
  |                   ROM.IC25 ROM.IC42  MB3771                |
|-|         D8255                           315-5155           |
|                     ROM.IC26 ROM.IC43     315-5155  ROM.IC93 |
|S                                                             |
|E          Z80A      TC5565   TC5565       315-5155  ROM.IC94 |
|G                315-5141                  315-5155           |
|A         ROM.IC12                                   ROM.IC95 |
|5                                          315-5155           |
|6          2016                            315-5155           |
|                                                     2016     |
|-|                                       8751                 |
  |        DSW2        |-------------|                2016     |
|-|                    |    68000    | 315-5244                |
|                      |-------------|       315-5142          |
|          DSW1                                                |
|                        10MHz                                 |
|--------------------------------------------------------------|
Notes:
      68000    - running at 10.000MHz. Is replaced with a Hitachi FD1094 in some games.
      Z80      - running at 4.000MHz [16/4]
      YM2151   - running at 4.000MHz [16/4]
      2016     - Fujitsu MB8128 2K x8 SRAM (DIP24)
      TC5565   - Toshiba TC5565 8K x8 SRAM (DIP28)
      8751     - Intel 8751 Microcontroller. It appears to be not used, and instead, games use a small plug-in board
                 containing only one 74HC04 TTL IC. The daughterboard has Sega part number '837-0068' & '171-5468' stamped onto it.
      315-5141 - Signetics CK2605 stamped '315-5141' (DIP20)
      315-5149 - 82S153 Field Programmable Logic Array, sticker '315-5149'(DIP20)
      315-5244 - 82S153 Field Programmable Logic Array, sticker '315-5244'(DIP20)
      315-5142 - Signetics CK2605 stamped '315-5142' (DIP20)
      315-5155 - Custom Sega IC (DIP20)

                         Sound     |---------------------- Main Program --------------------|  |---------- Tiles ---------|
                         Program
Game           CPU       IC12      IC24      IC25      IC26      IC41      IC42      IC43      IC93      IC94      IC95
---------------------------------------------------------------------------------------------------------------------------
Action Fighter 317-0018  EPR10284  EPR10353  EPR10351  EPR10349  EPR10352  EPR10350  EPR10348  EPR10283  EPR10282  EPR10281
Alex Kid       317-0021  EPR10434  -         EPR10428  EPR10427  -         EPR10429  EPR10430  EPR10433  EPR10432  EPR10431
Alex Kid (Alt) 317-0021  EPR10434  -         EPR10446  EPR10445  -         EPR10448  EPR10447  EPR10433  EPR10432  EPR10431
Fantasy Zone   68000     EPR7535   EPR7384   EPR7383   EPR7382   EPR7387   EPR7386   EPR7385   EPR7390   EPR7389   EPR7388
SDI            317-0027  EPR10759  EPR10752  EPR10969  EPR10968  EPR10755  EPR10971  EPR10970  EPR10758  EPR10757  EPR10756
Shinobi        317-0050  EPR11267  -         EPR11261  EPR11260  -         EPR11262  EPR11263  EPR11266  EPR11265  EPR11264
Tetris         317-0093  EPR12205  -         -         EPR12200  -         -         EPR12201  EPR12204  EPR12203  EPR12202


Bottom PCB

171-5307 (number under PCB, no numbers on top)
         |----------|     |-----------|     |-----------|
|--------|----------|-----|-----------|-----|-----------|------|
|                                           315-5144           |-|
|                                                              | |
|                                                              |-|
|        2148 2148 2148                                        |
|                              ROM.IC24    ROM.IC11            |
|        2148 2148 2148  ROM.IC30   ROM.IC18                   |
|                                                   D7751      |
|                                                        6MHz  |
|                              ROM.IC23    ROM.IC10     D8243C |
|            315-5049    ROM.IC29   ROM.IC17                   |
|                                                              |
|                  315-5106    315-5108                        |
|                        315-5107     2018  2018               |
|                                                              |
|            315-5049                                          |
|                                              ROM.IC5 ROM.IC2 |
|TC5565 TC5565                  315-5011                       |
|                                                              |
|               2016  315-5143       315-5012  ROM.IC4 ROM.IC1 |
|TC5565 TC5565  2016                                           |
|--------------------------------------------------------------|
Notes:
      D7751    - NEC uPD7751C Microcontroller, running at 6.000MHz. This is a clone of an 8048 MCU
      D8243C   - NEC D8243C (DIP24)
      2016     - Fujitsu MB8128 2K x8 SRAM (DIP24)
      2018     - Sony CXD5813 2K x8 SRAM
      TC5565   - Toshiba TC5565 8K x8 SRAM (DIP28)
      2148     - Fujitsu MBM2148 1K x4 SRAM (DIP18)
      315-5144 - Signetics CK2605 stamped '315-5144' (DIP20)
      315-5143 - Signetics CK2605 stamped '315-5143' (DIP20)
      315-5106 - PAL16R6 stamped '315-5106' (DIP20)
      315-5107 - PAL16R6 stamped '315-5107' (DIP20)
      315-5108 - PAL16R6 stamped '315-5108' (DIP20)
      315-5011 - Custom Sega IC (DIP40)
      315-5012 - Custom Sega IC (DIP48)
      315-5049 - Custom Sega IC (SDIP64)

               |---------- 7751 Sound Data ---------|  |--------------------------------- Sprites ----------------------------------|

Game           IC1       IC2       IC4       IC5       IC10      IC11      IC17      IC18      IC23      IC24      IC29      IC30
-------------------------------------------------------------------------------------------------------------------------------------
Action Fighter -         -         -         -         EPR10285  EPR10289  EPR10286  EPR10290  EPR10287  EPR10291  EPR10288  EPR10292
Alex Kid       EPR10435  EPR10436  -         -         EPR10437  EPR10441  EPR10438  EPR10442  EPR10439  EPR10443  EPR10440  EPR10444
Fantasy Zone   -         -         -         -         EPR7392   EPR7396   EPR7393   EPR7397   EPR7394   EPR7398   -         -
SDI            -         -         -         -         EPR10760  EPR10763  EPR10761  EPR10764  EPR10762  EPR10765  -         -
Shinobi        EPR11268  -         -         -         EPR11290  EPR11294  EPR11291  EPR11295  EPR11292  EPR11296  EPR11293  EPR11297
Tetris         -         -         -         -         EPR12169  EPR12170  -         -         -         -         -         -

***************************************************************************/

#include "emu.h"
#include "includes/segas16a.h"
#include "includes/segaipt.h"

#include "machine/fd1089.h"
#include "machine/nvram.h"
#include "machine/segacrp2_device.h"
#include "sound/dac.h"
#include "sound/volt_reg.h"
#include "speaker.h"


//**************************************************************************
//  PPI READ/WRITE CALLBACKS
//**************************************************************************

//-------------------------------------------------
//  misc_control_w - miscellaneous video controls
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::misc_control_w )
{
	//
	//  PPI port B
	//
	//  D7 : Screen flip (1= flip, 0= normal orientation)
	//  D6 : To 8751 pin 13 (/INT1)
	//  D5 : To 315-5149 pin 17.
	//  D4 : Screen enable (1= display, 0= blank)
	//  D3 : Lamp #2 (1= on, 0= off)
	//  D2 : Lamp #1 (1= on, 0= off)
	//  D1 : Coin meter #2
	//  D0 : Coin meter #1
	//

	// bits 2 & 3: control the lamps, allowing for overrides
	if (((m_video_control ^ data) & 0x0c) && !m_lamp_changed_w.isnull())
		m_lamp_changed_w(m_video_control ^ data, data);
	m_lamp[1] = BIT(data, 3);
	m_lamp[0] = BIT(data, 2);

	m_video_control = data;

	// bit 7: screen flip
	m_segaic16vid->tilemap_set_flip(0, data & 0x80);
	m_sprites->set_flip(data & 0x80);

	// bit 6: set 8751 interrupt line
	if (m_mcu != nullptr)
		m_mcu->set_input_line(MCS51_INT1_LINE, (data & 0x40) ? CLEAR_LINE : ASSERT_LINE);

	// bit 4: enable display
	m_segaic16vid->set_display_enable(data & 0x10);

	// bits 0 & 1: update coin counters
	machine().bookkeeping().coin_counter_w(1, data & 0x02);
	machine().bookkeeping().coin_counter_w(0, data & 0x01);
}


//-------------------------------------------------
//  tilemap_sound_w - tilemap and sound control
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::tilemap_sound_w )
{
	//
	//  PPI port C
	//
	//  D7 : Port A handshaking signal /OBF
	//  D6 : Port A handshaking signal ACK
	//  D5 : Port A handshaking signal IBF
	//  D4 : Port A handshaking signal /STB
	//  D3 : Port A handshaking signal INTR
	//  D2 : To PAL 315-5107 pin 9 (SCONT1)
	//  D1 : To PAL 315-5108 pin 19 (SCONT0)
	//  D0 : To MUTE input on MB3733 amplifier.
	//       0= Sound is disabled
	//       1= sound is enabled
	//
	m_soundcpu->set_input_line(INPUT_LINE_NMI, (data & 0x80) ? CLEAR_LINE : ASSERT_LINE);
	m_segaic16vid->tilemap_set_colscroll(0, ~data & 0x04);
	m_segaic16vid->tilemap_set_rowscroll(0, ~data & 0x02);
}



//**************************************************************************
//  MAIN CPU READ/WRITE HANDLERS
//**************************************************************************

//-------------------------------------------------
//  standard_io_r - default I/O handler for reads
//-------------------------------------------------

READ16_MEMBER( segas16a_state::standard_io_r )
{
	offset &= 0x3fff/2;
	switch (offset & (0x3000/2))
	{
		case 0x0000/2:
			return m_i8255->read(space, offset & 3);

		case 0x1000/2:
		{
			static const char *const sysports[] = { "SERVICE", "P1", "UNUSED", "P2" };
			return ioport(sysports[offset & 3])->read();
		}

		case 0x2000/2:
			return ioport((offset & 1) ? "DSW2" : "DSW1")->read();
	}
	//logerror("%06X:standard_io_r - unknown read access to address %04X\n", m_maincpu->state_int(STATE_GENPC), offset * 2);
	return 0xffff;
}


//-------------------------------------------------
//  standard_io_r - default I/O handler for writes
//-------------------------------------------------

WRITE16_MEMBER( segas16a_state::standard_io_w )
{
	offset &= 0x3fff/2;
	switch (offset & (0x3000/2))
	{
		case 0x0000/2:
			// the port C handshaking signals control the Z80 NMI,
			// so we have to sync whenever we access this PPI
			if (ACCESSING_BITS_0_7)
				synchronize(TID_PPI_WRITE, ((offset & 3) << 8) | (data & 0xff));
			return;
	}
	//logerror("%06X:standard_io_w - unknown write access to address %04X = %04X & %04X\n", m_maincpu->state_int(STATE_GENPC), offset * 2, data, mem_mask);
}


//-------------------------------------------------
//  misc_io_r - miscellaneous I/O reads
//-------------------------------------------------

READ16_MEMBER( segas16a_state::misc_io_r )
{
	// just call custom handler
	return m_custom_io_r(space, offset, mem_mask);
}


//-------------------------------------------------
//  misc_io_w - miscellaneous I/O writes
//-------------------------------------------------

WRITE16_MEMBER( segas16a_state::misc_io_w )
{
	// just call custom handler
	m_custom_io_w(space, offset, data, mem_mask);
}



//**************************************************************************
//  Z80 SOUND CPU READ/WRITE HANDLERS
//**************************************************************************

//-------------------------------------------------
//  sound_data_r - read data from the sound latch
//-------------------------------------------------

READ8_MEMBER( segas16a_state::sound_data_r )
{
	// assert ACK
	m_i8255->pc6_w(CLEAR_LINE);
	return m_soundlatch->read(space, 0);
}


//-------------------------------------------------
//  n7751_command_w - control the N7751
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::n7751_command_w )
{
	//
	//  Z80 7751 control port
	//
	//  D7-D5 = connected to 7751 port C
	//  D4    = /CS for ROM 3
	//  D3    = /CS for ROM 2
	//  D2    = /CS for ROM 1
	//  D1    = /CS for ROM 0
	//  D0    = A14 line to ROMs
	//
	int numroms = memregion("n7751data")->bytes() / 0x8000;
	m_n7751_rom_address &= 0x3fff;
	m_n7751_rom_address |= (data & 0x01) << 14;
	if (!(data & 0x02) && numroms >= 1) m_n7751_rom_address |= 0x00000;
	if (!(data & 0x04) && numroms >= 2) m_n7751_rom_address |= 0x08000;
	if (!(data & 0x08) && numroms >= 3) m_n7751_rom_address |= 0x10000;
	if (!(data & 0x10) && numroms >= 4) m_n7751_rom_address |= 0x18000;
	m_n7751_command = data >> 5;
}


//-------------------------------------------------
//  n7751_control_w - YM2151 output port callback
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::n7751_control_w )
{
	//
	//  YM2151 output port
	//
	//  D1 = /RESET line on 7751
	//  D0 = /IRQ line on 7751
	//
	m_n7751->set_input_line(INPUT_LINE_RESET, (data & 0x01) ? CLEAR_LINE : ASSERT_LINE);
	m_n7751->set_input_line(0, (data & 0x02) ? CLEAR_LINE : ASSERT_LINE);
	machine().scheduler().boost_interleave(attotime::zero, attotime::from_usec(100));
}


//-------------------------------------------------
//  n7751_rom_offset_w - post expander callback
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::n7751_rom_offset_w )
{
	// P4 - address lines 0-3
	// P5 - address lines 4-7
	// P6 - address lines 8-11
	// P7 - address lines 12-13
	int mask = (0xf << (4 * offset)) & 0x3fff;
	int newdata = (data << (4 * offset)) & mask;
	m_n7751_rom_address = (m_n7751_rom_address & ~mask) | newdata;
}

//**************************************************************************
//  N7751 SOUND GENERATOR CPU READ/WRITE HANDLERS
//**************************************************************************

//-------------------------------------------------
//  n7751_rom_r - MCU reads from BUS
//-------------------------------------------------

READ8_MEMBER( segas16a_state::n7751_rom_r )
{
	// read from BUS
	return memregion("n7751data")->base()[m_n7751_rom_address];
}


//-------------------------------------------------
//  n7751_p2_r - MCU reads from the P2 lines
//-------------------------------------------------

READ8_MEMBER( segas16a_state::n7751_p2_r )
{
	// read from P2 - 8255's PC0-2 connects to 7751's S0-2 (P24-P26 on an 8048)
	// bit 0x80 is an alternate way to control the sample on/off; doesn't appear to be used
	return 0x80 | ((m_n7751_command & 0x07) << 4) | (m_n7751_i8243->p2_r(space, offset) & 0x0f);
}


//-------------------------------------------------
//  n7751_p2_w - MCU writes to the P2 lines
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::n7751_p2_w )
{
	// write to P2; low 4 bits go to 8243
	m_n7751_i8243->p2_w(space, offset, data & 0x0f);

	// output of bit $80 indicates we are ready (1) or busy (0)
	// no other outputs are used
}



//**************************************************************************
//  I8751 MCU READ/WRITE HANDLERS
//**************************************************************************

//-------------------------------------------------
//  mcu_control_w - control lines from the MCU
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::mcu_control_w )
{
	// if we have a fake i8751 handler, ignore writes by the actual 8751
	if (!m_i8751_vblank_hook.isnull())
		return;

	// apply reset to the main CPU
	m_maincpu->set_input_line(INPUT_LINE_RESET, (data & 0x40) ? ASSERT_LINE : CLEAR_LINE);

	// apply IRQ bits to the main CPU
	for (int irqline = 1; irqline <= 7; irqline++)
		m_maincpu->set_input_line(irqline, ((~data & 7) == irqline) ? ASSERT_LINE : CLEAR_LINE);

	// enable/disable the display
	if (data & 0x40)
		m_segaic16vid->set_display_enable(1);

	// apply an extra boost if the main CPU is just waking up
	if ((m_mcu_control ^ data) & 0x40)
		machine().scheduler().boost_interleave(attotime::zero, attotime::from_usec(10));

	// remember the remaining bits, which control read/write access to main CPU space
	m_mcu_control = data;
}


//-------------------------------------------------
//  mcu_io_w - handle I/O space writes, which map
//  to the 68000's address space
//-------------------------------------------------

WRITE8_MEMBER( segas16a_state::mcu_io_w )
{
	//
	//  1.00 0... = work RAM (accessed @ $4000+x) or I/O (accessed @ $8000+x)
	//  1.00 1... = text RAM (accessed @ $8000+x)
	//  1.01 1... = palette RAM
	//  1.10 1... = checksum #0
	//  1.11 0... = checksum #1
	//  1.11 1... = checksum #2
	//
	switch ((m_mcu_control >> 3) & 7)
	{
		case 0:
			// access main work RAM
			if (offset >= 0x4000 && offset < 0x8000)
				m_maincpu->space(AS_PROGRAM).write_byte(0xc70001 ^ (offset & 0x3fff), data);

			// access misc I/O space
			else if (offset >= 0x8000 && offset < 0xc000)
				m_maincpu->space(AS_PROGRAM).write_byte(0xc40001 ^ (offset & 0x3fff), data);
			else
				logerror("%03X: MCU movx write mode %02X offset %04X = %02X\n", m_mcu->pc(), m_mcu_control, offset, data);
			break;

		// access text RAM
		case 1:
			if (offset >= 0x8000 && offset < 0x9000)
				m_maincpu->space(AS_PROGRAM).write_byte(0x410001 ^ (offset & 0xfff), data);
			else
				logerror("%03X: MCU movx write mode %02X offset %04X = %02X\n", m_mcu->pc(), m_mcu_control, offset, data);
			break;

		// access palette RAM
		case 3:
			m_maincpu->space(AS_PROGRAM).write_byte(0x840001 ^ offset, data);
			break;

		// access ROMs - fall through to logging
		case 5:
		case 6:
		case 7:

		// log anything else
		default:
			logerror("%03X: MCU movx write mode %02X offset %04X = %02X\n", m_mcu->pc(), m_mcu_control, offset, data);
			break;
	}
}


//-------------------------------------------------
//  mcu_io_r - handle I/O space reads, which map
//  to the 68000's address space
//-------------------------------------------------

READ8_MEMBER( segas16a_state::mcu_io_r )
{
	switch ((m_mcu_control >> 3) & 7)
	{
		case 0:
			// access watchdog? (unsure about this one)
			if (                         offset < 0x3fff)
				return m_watchdog->reset_r(space, 0);

			// access main work RAM
			else if (offset >= 0x4000 && offset < 0x8000)
				return m_maincpu->space(AS_PROGRAM).read_byte(0xc70001 ^ (offset & 0x3fff));

			// access misc I/O space
			else if (offset >= 0x8000 && offset < 0xc000)
				return m_maincpu->space(AS_PROGRAM).read_byte(0xc40001 ^ (offset & 0x3fff));
			logerror("%03X: MCU movx read mode %02X offset %04X\n", m_mcu->pc(), m_mcu_control, offset);
			return 0xff;

		// access text RAM
		case 1:
			if (offset >= 0x8000 && offset < 0x9000)
				return m_maincpu->space(AS_PROGRAM).read_byte(0x410001 ^ (offset & 0xfff));
			logerror("%03X: MCU movx read mode %02X offset %04X\n", m_mcu->pc(), m_mcu_control, offset);
			return 0xff;

		// access palette RAM
		case 3:
			return m_maincpu->space(AS_PROGRAM).read_byte(0x840001 ^ offset);

		// access ROMs
		case 5:
			return memregion("maincpu")->base()[0x00000 + offset];
		case 6:
			return memregion("maincpu")->base()[0x10000 + offset];
		case 7:
			return memregion("maincpu")->base()[0x20000 + offset];

		// log anything else
		default:
			logerror("%03X: MCU movx read mode %02X offset %04X\n", m_mcu->pc(), m_mcu_control, offset);
			return 0xff;
	}
}



//**************************************************************************
//  I8751-RELATED VBLANK INTERRUPT HANDLERS
//**************************************************************************

//-------------------------------------------------
//  i8751_main_cpu_vblank_w - if we have a fake
//  handler, we hook this to execute it
//-------------------------------------------------

WRITE_LINE_MEMBER(segas16a_state::i8751_main_cpu_vblank_w)
{
	// if we have a fake 8751 handler, call it on VBLANK
	if (state && !m_i8751_vblank_hook.isnull())
		m_i8751_vblank_hook();

	// if we have a 8751, toggle the INT0 line on the MCU
	if (m_mcu.found())
	{
		m_mcu->set_input_line(MCS51_INT0_LINE, state);

		// boost interleave to ensure that the MCU can break the M68000 out of a STOP
		if (state)
			machine().scheduler().boost_interleave(attotime::zero, attotime::from_usec(100));
	}
}



//**************************************************************************
//  DRIVER OVERRIDES
//**************************************************************************

//-------------------------------------------------
//  machine_reset - reset the state of the machine
//-------------------------------------------------

void segas16a_state::machine_reset()
{
	// queue up a timer to either boost interleave or disable the MCU
	synchronize(TID_INIT_I8751);
	m_mcu_control = 0x00;
}


//-------------------------------------------------
//  device_timer - handle device timers
//-------------------------------------------------

void segas16a_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
	switch (id)
	{
		// if we have a fake i8751 handler, disable the actual 8751, otherwise crank the interleave
		case TID_INIT_I8751:
			if (!m_i8751_vblank_hook.isnull())
				m_mcu->suspend(SUSPEND_REASON_DISABLE, 1);
			else if (m_mcu != nullptr)
				machine().scheduler().boost_interleave(attotime::zero, attotime::from_msec(10));
			break;

		// synchronize writes to the 8255 PPI
		case TID_PPI_WRITE:
			m_i8255->write(m_maincpu->space(AS_PROGRAM), param >> 8, param & 0xff);
			break;
	}
}



//**************************************************************************
//  I8751 SIMULATIONS
//**************************************************************************

//-------------------------------------------------
//  dumpmtmt_i8751_sim - simulate the I8751
//  from Dump Matsumoto
//-------------------------------------------------

void segas16a_state::dumpmtmt_i8751_sim()
{
	uint8_t flag = m_workram[0x200/2] >> 8;
	uint8_t tick = m_workram[0x200/2] & 0xff;
	uint8_t sec = m_workram[0x202/2] >> 8;
	uint8_t min = m_workram[0x202/2] & 0xff;

	// signal a VBLANK to the main CPU
	m_maincpu->set_input_line(4, HOLD_LINE);

	// out of time? set the flag
	if (tick == 0 && sec == 0 && min == 0)
		flag = 1;
	else
	{
		if (tick != 0)
			tick--;
		else
		{
			// the game counts 64 ticks per second
			tick = 0x40;

			// seconds are counted in BCD
			if (sec != 0)
				sec = (sec & 0xf) ? sec - 1 : (sec - 0x10) + 9;
			else
			{
				sec = 0x59;

				// minutes are counted normally
				if (min != 0)
					min--;
				else
				{
					flag = 1;
					tick = sec = min = 0;
				}
			}
		}
	}
	m_workram[0x200/2] = (flag << 8) + tick;
	m_workram[0x202/2] = (sec << 8) + min;
}


//-------------------------------------------------
//  quartet_i8751_sim - simulate the I8751
//  from Quartet
//-------------------------------------------------

void segas16a_state::quartet_i8751_sim()
{
	// signal a VBLANK to the main CPU
	m_maincpu->set_input_line(4, HOLD_LINE);

	// X scroll values
	address_space &space = m_maincpu->space(AS_PROGRAM);
	m_segaic16vid->textram_w(space, 0xff8/2, m_workram[0x0d14/2], 0xffff);
	m_segaic16vid->textram_w(space, 0xffa/2, m_workram[0x0d18/2], 0xffff);

	// page values
	m_segaic16vid->textram_w(space, 0xe9e/2, m_workram[0x0d1c/2], 0xffff);
	m_segaic16vid->textram_w(space, 0xe9c/2, m_workram[0x0d1e/2], 0xffff);
}



//**************************************************************************
//  CUSTOM I/O HANDLERS
//**************************************************************************

//-------------------------------------------------
//  aceattaca_custom_io_r - custom I/O read handler
//  for Ace Attacker
//-------------------------------------------------

READ16_MEMBER( segas16a_state::aceattaca_custom_io_r )
{
	switch (offset & (0x3000/2))
	{
		case 0x1000/2:
			switch (offset & 3)
			{
				case 0x01:
				{
					switch (m_video_control & 0xf)
					{
						case 0x00: return ioport("P1")->read(); // "HANDX1"
						case 0x04: return ioport("TRACKX1")->read();
						case 0x08: return ioport("TRACKY1")->read();
						case 0x0c: return ioport("HANDY1")->read();
					}
					break;
				}

				case 0x02:
					return ioport("DIAL1")->read() | (ioport("DIAL2")->read() << 4);
					// low nibble: Sega 56pin Edge "16"-"19" // rotary switch 10positions 4bit-binary-pinout
					// high nibble: Sega 56pin Edge "T"-"W"  // ditto

				case 0x03:
				{
					switch (m_video_control & 0xf)
					{
						case 0x00: return ioport("P2")->read(); // "HANDX2"
						case 0x04: return ioport("TRACKX2")->read();
						case 0x08: return ioport("TRACKY2")->read();
						case 0x0c: return ioport("HANDY2")->read();
					}
					break;
				}
			}
			break;

		case 0x3000/2:
			if (BIT(offset, 4))
				return m_cxdio->read(space, offset & 0x0f);
			break;
	}
	return standard_io_r(space, offset, mem_mask);
}

WRITE16_MEMBER( segas16a_state::aceattaca_custom_io_w )
{
	switch (offset & (0x3000/2))
	{
		case 0x3000/2:
			if (BIT(offset, 4))
			{
				m_cxdio->write(space, offset & 0x0f, data);
				return;
			}
			break;
	}
	standard_io_w(space, offset, data, mem_mask);
}


//-------------------------------------------------
//  mjleague_custom_io_r - custom I/O read handler
//  for Major League
//-------------------------------------------------

READ16_MEMBER( segas16a_state::mjleague_custom_io_r )
{
	switch (offset & (0x3000/2))
	{
		case 0x1000/2:
			switch (offset & 3)
			{
				// offset 0 contains the regular switches; the two upper bits map to the
				// upper bit of the trackball controls
				case 0:
				{
					uint8_t buttons = ioport("SERVICE")->read();
					uint8_t analog1 = ioport((m_video_control & 4) ? "ANALOGY1" : "ANALOGX1")->read();
					uint8_t analog2 = ioport((m_video_control & 4) ? "ANALOGY2" : "ANALOGX2")->read();
					buttons |= (analog1 & 0x80) >> 1;
					buttons |= (analog2 & 0x80);
					return buttons;
				}

				// offset 1 contains the low 7 bits of player 1's trackballs, plus the
				// player 1 select switch mapped to bit 7
				case 1:
				{
					uint8_t buttons = ioport("BUTTONS1")->read();
					uint8_t analog = ioport((m_video_control & 4) ? "ANALOGY1" : "ANALOGX1")->read();
					return (buttons & 0x80) | (analog & 0x7f);
				}

				// offset 2 contains either the batting control or the "stance" button state
				case 2:
				{
					if (m_video_control & 4)
						return (ioport("ANALOGZ1")->read() >> 4) | (ioport("ANALOGZ2")->read() & 0xf0);
					else
					{
						uint8_t buttons1 = ioport("BUTTONS1")->read();
						uint8_t buttons2 = ioport("BUTTONS2")->read();

						if (!(buttons1 & 0x01))
							m_last_buttons1 = 0;
						else if (!(buttons1 & 0x02))
							m_last_buttons1 = 1;
						else if (!(buttons1 & 0x04))
							m_last_buttons1 = 2;
						else if (!(buttons1 & 0x08))
							m_last_buttons1 = 3;

						if (!(buttons2 & 0x01))
							m_last_buttons2 = 0;
						else if (!(buttons2 & 0x02))
							m_last_buttons2 = 1;
						else if (!(buttons2 & 0x04))
							m_last_buttons2 = 2;
						else if (!(buttons2 & 0x08))
							m_last_buttons2 = 3;

						return m_last_buttons1 | (m_last_buttons2 << 4);
					}
				}

				// offset 2 contains the low 7 bits of player 2's trackballs, plus the
				// player 2 select switch mapped to bit 7
				case 3:
				{
					uint8_t buttons = ioport("BUTTONS2")->read();
					uint8_t analog = ioport((m_video_control & 4) ? "ANALOGY2" : "ANALOGX2")->read();
					return (buttons & 0x80) | (analog & 0x7f);
				}
			}
			break;
	}
	return standard_io_r(space, offset, mem_mask);
}


//-------------------------------------------------
//  passsht16a_custom_io_r - custom I/O read handler
//  for Passing Shot
//-------------------------------------------------

READ16_MEMBER( segas16a_state::passsht16a_custom_io_r )
{
	switch (offset & (0x3000/2))
	{
		case 0x1000/2:
			switch (offset & 3)
			{
				case 0:
					m_read_port = 0;
					break;

				case 1:
					switch ((m_read_port++) & 3)
					{
						case 0: return ioport("P1")->read();
						case 1: return ioport("P2")->read();
						case 2: return ioport("P3")->read();
						case 3: return ioport("P4")->read();
					}

					break;
			}
			break;
	}
	return standard_io_r(space, offset, mem_mask);
}


//-------------------------------------------------
//  sdi_custom_io_r - custom I/O read handler
//  for SDI
//-------------------------------------------------

READ16_MEMBER( segas16a_state::sdi_custom_io_r )
{
	switch (offset & (0x3000/2))
	{
		case 0x1000/2:
			switch (offset & 3)
			{
				case 1: return ioport((m_video_control & 4) ? "ANALOGY1" : "ANALOGX1")->read();
				case 3: return ioport((m_video_control & 4) ? "ANALOGY2" : "ANALOGX2")->read();
			}
			break;
	}
	return standard_io_r(space, offset, mem_mask);
}


//-------------------------------------------------
//  sjryuko_custom_io_r - custom I/O read handler
//  for Sukeban Jansi Ryuko
//-------------------------------------------------

READ16_MEMBER( segas16a_state::sjryuko_custom_io_r )
{
	switch (offset & (0x3000/2))
	{
		case 0x1000/2:
			switch (offset & 3)
			{
				case 1:
					if (m_mj_inputs[m_mj_input_num].read_safe(0xff) != 0xff)
						return 0xff & ~(1 << m_mj_input_num);
					return 0xff;

				case 2:
					return m_mj_inputs[m_mj_input_num].read_safe(0xff);
			}
			break;
	}
	return standard_io_r(space, offset, mem_mask);
}


void segas16a_state::sjryuko_lamp_changed_w(uint8_t changed, uint8_t newval)
{
	if ((changed & 4) && (newval & 4))
		m_mj_input_num = (m_mj_input_num + 1) % 6;
}



//**************************************************************************
//  MAIN CPU ADDRESS MAPS
//**************************************************************************

void segas16a_state::system16a_map(address_map &map)
{
	map.unmap_value_high();
	map(0x000000, 0x03ffff).mirror(0x380000).rom();
	map(0x400000, 0x407fff).mirror(0xb88000).rw(m_segaic16vid, FUNC(segaic16_video_device::tileram_r), FUNC(segaic16_video_device::tileram_w)).share("tileram");
	map(0x410000, 0x410fff).mirror(0xb8f000).rw(m_segaic16vid, FUNC(segaic16_video_device::textram_r), FUNC(segaic16_video_device::textram_w)).share("textram");
	map(0x440000, 0x4407ff).mirror(0x3bf800).ram().share("sprites");
	map(0x840000, 0x840fff).mirror(0x3bf000).ram().w(this, FUNC(segas16a_state::paletteram_w)).share("paletteram");
	map(0xc40000, 0xc43fff).mirror(0x39c000).rw(this, FUNC(segas16a_state::misc_io_r), FUNC(segas16a_state::misc_io_w));
	map(0xc60000, 0xc6ffff).r(m_watchdog, FUNC(watchdog_timer_device::reset16_r));
	map(0xc70000, 0xc73fff).mirror(0x38c000).ram().share("nvram");
}

void segas16a_state::decrypted_opcodes_map(address_map &map)
{
	map(0x00000, 0xfffff).bankr("fd1094_decrypted_opcodes");
}

//**************************************************************************
//  SOUND CPU ADDRESS MAPS
//**************************************************************************

void segas16a_state::sound_map(address_map &map)
{
	map.unmap_value_high();
	map(0x0000, 0x7fff).rom();
	map(0xe800, 0xe800).r(this, FUNC(segas16a_state::sound_data_r));
	map(0xf800, 0xffff).ram();
}

void segas16a_state::sound_decrypted_opcodes_map(address_map &map)
{
	map(0x0000, 0x7fff).rom().share("sound_decrypted_opcodes");
}

void segas16a_state::sound_portmap(address_map &map)
{
	map.unmap_value_high();
	map.global_mask(0xff);
	map(0x00, 0x01).mirror(0x3e).rw(m_ymsnd, FUNC(ym2151_device::read), FUNC(ym2151_device::write));
	map(0x80, 0x80).mirror(0x3f).w(this, FUNC(segas16a_state::n7751_command_w));
	map(0xc0, 0xc0).mirror(0x3f).r(this, FUNC(segas16a_state::sound_data_r));
}

void segas16a_state::sound_no7751_portmap(address_map &map)
{
	map.unmap_value_high();
	map.global_mask(0xff);
	map(0x00, 0x01).mirror(0x3e).rw(m_ymsnd, FUNC(ym2151_device::read), FUNC(ym2151_device::write));
	map(0x80, 0x80).mirror(0x3f).noprw();
	map(0xc0, 0xc0).mirror(0x3f).r(this, FUNC(segas16a_state::sound_data_r));
}



//**************************************************************************
//  I8751 MCU ADDRESS MAPS
//**************************************************************************

void segas16a_state::mcu_io_map(address_map &map)
{
	map(0x0000, 0xffff).rw(this, FUNC(segas16a_state::mcu_io_r), FUNC(segas16a_state::mcu_io_w));
}



//**************************************************************************
//  GENERIC PORT DEFINITIONS
//**************************************************************************

static INPUT_PORTS_START( system16a_generic )
	PORT_START("SERVICE")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_SERVICE_NO_TOGGLE( 0x04, IP_ACTIVE_LOW )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_SERVICE1 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN )

	PORT_START("P1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON3 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY

	PORT_START("UNUSED")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("P2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_COCKTAIL
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_COCKTAIL
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_COCKTAIL
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL

	PORT_START("DSW1")
	SEGA_COINAGE_LOC(SW1)

	PORT_START("DSW2")
	PORT_DIPUNUSED_DIPLOC( 0x01, IP_ACTIVE_LOW, "SW2:1" )
	PORT_DIPUNUSED_DIPLOC( 0x02, IP_ACTIVE_LOW, "SW2:2" )
	PORT_DIPUNUSED_DIPLOC( 0x04, IP_ACTIVE_LOW, "SW2:3" )
	PORT_DIPUNUSED_DIPLOC( 0x08, IP_ACTIVE_LOW, "SW2:4" )
	PORT_DIPUNUSED_DIPLOC( 0x10, IP_ACTIVE_LOW, "SW2:5" )
	PORT_DIPUNUSED_DIPLOC( 0x20, IP_ACTIVE_LOW, "SW2:6" )
	PORT_DIPUNUSED_DIPLOC( 0x40, IP_ACTIVE_LOW, "SW2:7" )
	PORT_DIPUNUSED_DIPLOC( 0x80, IP_ACTIVE_LOW, "SW2:8" )
INPUT_PORTS_END



//**************************************************************************
//  GAME-SPECIFIC PORT DEFINITIONS
//**************************************************************************

static INPUT_PORTS_START( aceattaca )
	#define TMP_PL1HAND 2
	#define TMP_PL1BALL 1
	#define TMP_PL2HAND 4
	#define TMP_PL2BALL 3

	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("SERVICE")
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 )            // Block Switch
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) // Block Switch

	PORT_MODIFY("P1") // "P1" multiplexer(1of4) // direction of "hand" device
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL1HAND)

	PORT_MODIFY("P2") // "P2" multiplexer(1of4) // direction of "hand" device
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL2HAND)

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0e, 0x0e, "Starting Points" )  PORT_DIPLOCATION("SW2:2,3,4")
	PORT_DIPSETTING(    0x06, "2000" )
	PORT_DIPSETTING(    0x0a, "3000" )
	PORT_DIPSETTING(    0x0c, "4000" )
	PORT_DIPSETTING(    0x0e, "5000" )
	PORT_DIPSETTING(    0x08, "6000" )
	PORT_DIPSETTING(    0x04, "7000" )
	PORT_DIPSETTING(    0x02, "8000" )
	PORT_DIPSETTING(    0x00, "9000" )
	PORT_DIPNAME( 0x30, 0x30, "Point Table" ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x20, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x20, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )

	PORT_START("TRACKX1") // "P1" multiplexer(2of4)
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL1BALL) PORT_REVERSE

	PORT_START("TRACKY1") // "P1" multiplexer(3of4)
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL1BALL)

	PORT_START("HANDY1") // "P1" multiplexer(4of4) // power of "hand" device
	PORT_BIT( 0x7f, 0x40, IPT_PEDAL2 ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_CENTERDELTA(30) PORT_PLAYER(TMP_PL1HAND)
	// maybe, read 8 bits, and masked 0x70

	PORT_START("DIAL1") // toss formation
	PORT_BIT( 0x0f, 0x00, IPT_POSITIONAL ) PORT_POSITIONS(10) PORT_WRAPS PORT_SENSITIVITY(10) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_Z) PORT_CODE_INC(KEYCODE_X) PORT_PLAYER(1) PORT_INVERT PORT_FULL_TURN_COUNT(10)
	// AUTOMATIC 1 /  2  3  \ AUTOMATIC 2
	// LEFT SIDE  / 1      4 \ RIGHT SIDE   // (out of range)
	// B QUICK   | 0        5 |   D QUICK   // 10 A QUICK       13 A QUICK
	// A QUICK    \ 9      6 /    C QUICK   // 11 (buggy blank) 14 B QUICK
	// CENTER      \  8  7  / BACK ATTACK   // 12 A QUICK       15 A QUICK

	PORT_START("TRACKX2") // "P2" multiplexer(2of4)
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL2BALL) PORT_REVERSE

	PORT_START("TRACKY2") // "P2" multiplexer(3of4)
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(30) PORT_PLAYER(TMP_PL2BALL)

	PORT_START("HANDY2") // "P2" multiplexer(4of4) // power of "hand" device
	PORT_BIT( 0x7f, 0x40, IPT_PEDAL2 ) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_CENTERDELTA(30) PORT_PLAYER(TMP_PL2HAND)
	// maybe, read 8 bits, and masked 0x70

	PORT_START("DIAL2") // toss formation
	PORT_BIT( 0x0f, 0x00, IPT_POSITIONAL ) PORT_POSITIONS(10) PORT_WRAPS PORT_SENSITIVITY(10) PORT_KEYDELTA(1) PORT_CODE_DEC(KEYCODE_N) PORT_CODE_INC(KEYCODE_M) PORT_PLAYER(2) PORT_INVERT PORT_FULL_TURN_COUNT(10)

	#undef TMP_PL1HAND
	#undef TMP_PL1BALL
	#undef TMP_PL2HAND
	#undef TMP_PL2BALL
INPUT_PORTS_END

static INPUT_PORTS_START( afighter )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x01, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x04, "4" )
	PORT_DIPSETTING(    0x00, DEF_STR( Infinite ) )
	PORT_DIPNAME( 0x30, 0x30, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x30, "10000 - 20000" )
	PORT_DIPSETTING(    0x20, "20000 - 40000" )
	PORT_DIPSETTING(    0x10, "30000 - 60000" )
	PORT_DIPSETTING(    0x00, "40000 - 80000" )
	PORT_DIPNAME( 0x40, 0x40, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7")
	PORT_DIPSETTING(    0x40, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hard ) )
	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SW2:8")
	PORT_DIPSETTING(    0x00, DEF_STR( No ) )
	PORT_DIPSETTING(    0x80, DEF_STR( Yes ) )
INPUT_PORTS_END


CUSTOM_INPUT_MEMBER(afighter_16a_analog_state::afighter_accel_r)
{
	int accel = m_accel->read();

	switch ((accel & 0xc0) >> 4)
	{
	case 0x00: return 0;
	case 0x04: return (1 << 0);
	case 0x08: return (1 << 1);
	case 0x0c: return (1 << 2);
	}

	return 0;
}

CUSTOM_INPUT_MEMBER(afighter_16a_analog_state::afighter_handl_left_r)
{
	int steer = m_steer->read();

	switch ((steer & 0xf0) >> 4)
	{
	case 0x00: return (1<<7);
	case 0x01: return (1<<6);
	case 0x02: return (1<<5);
	case 0x03: return (1<<4);
	case 0x04: return (1<<3);
	case 0x05: return (1<<2);
	case 0x06: return (1<<1);
	case 0x07: return (1<<0);
	}
	return 0x00;
}

CUSTOM_INPUT_MEMBER(afighter_16a_analog_state::afighter_handl_right_r)
{
	int steer = m_steer->read();

	switch ((steer & 0xf0)>>4)
	{
	case 0x0f: return (1<<7);
	case 0x0e: return (1<<6);
	case 0x0d: return (1<<5);
	case 0x0c: return (1<<4);
	case 0x0b: return (1<<3);
	case 0x0a: return (1<<2);
	case 0x09: return (1<<1);
	case 0x08: return (1<<0);
	}

	return 0x00;
}

static INPUT_PORTS_START( afighter_analog )
	PORT_INCLUDE( afighter )

	PORT_MODIFY("P1")
	PORT_BIT( 0x07, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_CUSTOM_MEMBER(DEVICE_SELF, afighter_16a_analog_state, afighter_accel_r, nullptr)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) // SHOT
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) // WEAPON1
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) // WEAPON2
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) // WEAPON3

	PORT_MODIFY("P2")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_CUSTOM_MEMBER(DEVICE_SELF, afighter_16a_analog_state, afighter_handl_left_r, nullptr)

	PORT_MODIFY("UNUSED")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_CUSTOM ) PORT_CUSTOM_MEMBER(DEVICE_SELF, afighter_16a_analog_state, afighter_handl_right_r, nullptr)

	PORT_START("STEER")  // steering
	PORT_BIT( 0xff, 0x00, IPT_PADDLE ) PORT_SENSITIVITY(100) PORT_KEYDELTA(4)

	PORT_START("ACCEL")  // gas pedal
	PORT_BIT( 0xff, 0x00, IPT_PEDAL ) PORT_SENSITIVITY(100) PORT_KEYDELTA(20)
INPUT_PORTS_END


static INPUT_PORTS_START( alexkidd )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Continues ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x01, "Only before level 5" )
	PORT_DIPSETTING(    0x00, "Unlimited" )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x08, "4" )
	PORT_DIPSETTING(    0x04, "5" )
	PORT_DIPSETTING(    0x00, "240 (Cheat)")
	PORT_DIPNAME( 0x30, 0x30, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x20, "10000" )
	PORT_DIPSETTING(    0x30, "20000" )
	PORT_DIPSETTING(    0x10, "40000" )
	PORT_DIPSETTING(    0x00, DEF_STR( None ) )
	PORT_DIPNAME( 0xc0, 0xc0, "Time Adjust" ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x80, "70" )
	PORT_DIPSETTING(    0xc0, "60" )
	PORT_DIPSETTING(    0x40, "50" )
	PORT_DIPSETTING(    0x00, "40" )
INPUT_PORTS_END


static INPUT_PORTS_START( aliensyn )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	//"SW2:1" unused
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x04, "4" )
	PORT_DIPSETTING(    0x00, DEF_STR( Free_Play ) )
	PORT_DIPNAME( 0x30, 0x30, "Timer" ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x00, "120" )
	PORT_DIPSETTING(    0x10, "130" )
	PORT_DIPSETTING(    0x20, "140" )
	PORT_DIPSETTING(    0x30, "150" )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
INPUT_PORTS_END


static INPUT_PORTS_START( aliensynj )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	//"SW2:1" unused
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x04, "4" )
	PORT_DIPSETTING(    0x00, DEF_STR( Free_Play ) )
	PORT_DIPNAME( 0x30, 0x30, "Timer" ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x00, "150" )
	PORT_DIPSETTING(    0x10, "160" )
	PORT_DIPSETTING(    0x20, "170" )
	PORT_DIPSETTING(    0x30, "180" )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
INPUT_PORTS_END


static INPUT_PORTS_START( bodyslam )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	//"SW2:1" unused
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, "Timer Speed" ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x0c, "Slowest" )
	PORT_DIPSETTING(    0x08, "Slow" )
	PORT_DIPSETTING(    0x04, "Fast" )
	PORT_DIPSETTING(    0x00, "Fastest" )
	//"SW2:5" unused
	//"SW2:6" unused
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
INPUT_PORTS_END


static INPUT_PORTS_START( fantzone )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x01, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x04, "4" )
	PORT_DIPSETTING(    0x00, "240 (Cheat)")
	PORT_DIPNAME( 0x30, 0x30, "Extra Ship Cost" ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x30, "5000" )
	PORT_DIPSETTING(    0x20, "10000" )
	PORT_DIPSETTING(    0x10, "15000" )
	PORT_DIPSETTING(    0x00, "20000" )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
INPUT_PORTS_END


static INPUT_PORTS_START( mjleague )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("SERVICE")
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_CUSTOM )   // upper bit of trackball
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_CUSTOM )   // upper bit of trackball

	PORT_MODIFY("P1")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_CUSTOM )

	PORT_MODIFY("P2")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_CUSTOM )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x01, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x00, "Starting Points" ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x0c, "2000" )
	PORT_DIPSETTING(    0x08, "3000" )
	PORT_DIPSETTING(    0x04, "5000" )
	PORT_DIPSETTING(    0x00, "10000" )
	PORT_DIPNAME( 0x10, 0x10, "Team Select" ) PORT_DIPLOCATION("SW2:5")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x10, DEF_STR( On ) )
	//"SW2:6" unused //??? something to do with cocktail mode?
	//"SW2:7" unused
	//"SW2:8" unused

	PORT_START("ANALOGX1")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5)

	PORT_START("ANALOGY1")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5)

	PORT_START("ANALOGX2")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5) PORT_PLAYER(2)

	PORT_START("ANALOGY2")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5) PORT_PLAYER(2)

	PORT_START("ANALOGZ1")
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Z ) PORT_SENSITIVITY(75) PORT_KEYDELTA(15)

	PORT_START("ANALOGZ2")
	PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Z ) PORT_SENSITIVITY(75) PORT_KEYDELTA(15) PORT_PLAYER(2)

	PORT_START("BUTTONS1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON2 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON4 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON5 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 )

	PORT_START("BUTTONS2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(2)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON5 ) PORT_PLAYER(2)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
INPUT_PORTS_END


static INPUT_PORTS_START( passsht16a )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("SERVICE")
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START3 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START4 )

	PORT_MODIFY("P1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 )

	PORT_MODIFY("P2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(2)

	PORT_START("P3")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(3)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(3)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(3)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(3)

	PORT_START("P4")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(4)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(4)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(4)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(4)

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0e, 0x0e, "Initial Point" ) PORT_DIPLOCATION("SW2:2,3,4")
	PORT_DIPSETTING(    0x06, "2000" )
	PORT_DIPSETTING(    0x0a, "3000" )
	PORT_DIPSETTING(    0x0c, "4000" )
	PORT_DIPSETTING(    0x0e, "5000" )
	PORT_DIPSETTING(    0x08, "6000" )
	PORT_DIPSETTING(    0x04, "7000" )
	PORT_DIPSETTING(    0x02, "8000" )
	PORT_DIPSETTING(    0x00, "9000" )
	PORT_DIPNAME( 0x30, 0x30, "Point Table" ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x20, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x80, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
INPUT_PORTS_END


static INPUT_PORTS_START( quartet )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("SERVICE")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  ) PORT_8WAY
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP  ) PORT_8WAY
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE1 )

	PORT_MODIFY("P1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE2 )

	PORT_MODIFY("UNUSED")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN  ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(3)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(3)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN3 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE3 )

	PORT_MODIFY("P2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(4)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(4)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN4 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE4 )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x06, 0x06, "Credit Power" ) PORT_DIPLOCATION("SW2:2,3")
	PORT_DIPSETTING(    0x04, "500" )
	PORT_DIPSETTING(    0x06, "1000" )
	PORT_DIPSETTING(    0x02, "2000" )
	PORT_DIPSETTING(    0x00, "9000" )
	PORT_DIPNAME( 0x18, 0x18, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:4,5")
	PORT_DIPSETTING(    0x10, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x18, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0x20, 0x20, "Coin During Game" ) PORT_DIPLOCATION("SW2:6")
	PORT_DIPSETTING(    0x20, "Power" )
	PORT_DIPSETTING(    0x00, "Credit" )
	PORT_DIPNAME( 0x40, 0x40, DEF_STR( Free_Play ) ) PORT_DIPLOCATION("SW2:7")
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_SERVICE_DIPLOC(0x80, IP_ACTIVE_LOW, "SW2:8" )
INPUT_PORTS_END


static INPUT_PORTS_START( quart2 )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x06, 0x06, "Credit Power" ) PORT_DIPLOCATION("SW2:2,3")
	PORT_DIPSETTING(    0x04, "500" )
	PORT_DIPSETTING(    0x06, "1000" )
	PORT_DIPSETTING(    0x02, "2000" )
	PORT_DIPSETTING(    0x00, "9000" )
	PORT_DIPNAME( 0x18, 0x18, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:4,5")
	PORT_DIPSETTING(    0x10, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x18, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	//"SW2:6" unused
	//"SW2:7" unused
	//"SW2:8" unused
INPUT_PORTS_END


static INPUT_PORTS_START( sdi )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("SERVICE")
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)

	PORT_MODIFY("P1")
	PORT_BIT( 0xff, 0x80, IPT_CUSTOM )

	PORT_MODIFY("UNUSED")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN )  PORT_8WAY
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP )    PORT_8WAY
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_8WAY
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_LEFT )  PORT_8WAY
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_DOWN )  PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_UP )    PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_RIGHT ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_JOYSTICKLEFT_LEFT )  PORT_8WAY PORT_PLAYER(2)

	PORT_MODIFY("P2")
	PORT_BIT( 0xff, 0x80, IPT_CUSTOM )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x01, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x04, "4" )
	PORT_DIPSETTING(    0x00, "Free")
	PORT_DIPNAME( 0x30, 0x30, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x20, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW2:7,8")
	PORT_DIPSETTING(    0x80, "Every 50000" )
	PORT_DIPSETTING(    0xc0, "50000" )
	PORT_DIPSETTING(    0x40, "100000" )
	PORT_DIPSETTING(    0x00, DEF_STR( None ) )

	PORT_START("ANALOGX1")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5)

	PORT_START("ANALOGY1")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5) PORT_REVERSE

	PORT_START("ANALOGX2")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5) PORT_PLAYER(2)

	PORT_START("ANALOGY2")
	PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(75) PORT_KEYDELTA(5) PORT_PLAYER(2) PORT_REVERSE
INPUT_PORTS_END


static INPUT_PORTS_START( shinobi )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x01, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x08, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x04, "5" )
	PORT_DIPSETTING(    0x00, DEF_STR( Free_Play ) )
	PORT_DIPNAME( 0x30, 0x30, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x20, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	PORT_DIPNAME( 0x40, 0x40, "Enemy's Bullet Speed" ) PORT_DIPLOCATION("SW2:7")
	PORT_DIPSETTING(    0x40, "Slow" )
	PORT_DIPSETTING(    0x00, "Fast" )
	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Language ) ) PORT_DIPLOCATION("SW2:8")
	PORT_DIPSETTING(    0x80, DEF_STR( Japanese ) )
	PORT_DIPSETTING(    0x00, DEF_STR( English ) )
INPUT_PORTS_END


static INPUT_PORTS_START( sjryuko )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("SERVICE")
	PORT_BIT( 0x30, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_MODIFY("P1")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_MODIFY("P2")
	PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_MODIFY("DSW1")
	PORT_DIPNAME( 0x0f, 0x0f, DEF_STR( Coin_A ) ) PORT_DIPLOCATION("SW1:1,2,3,4")
	PORT_DIPSETTING(    0x07, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x08, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x09, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x0f, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x00, " 1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x06, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0x0e, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x0d, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x0c, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0x0b, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0x0a, DEF_STR( 1C_6C ) )
	PORT_DIPSETTING(    0x05, DEF_STR( None ) )
	PORT_DIPSETTING(    0x04, DEF_STR( None ) )
	PORT_DIPSETTING(    0x03, DEF_STR( None ) )
	PORT_DIPSETTING(    0x02, DEF_STR( None ) )
	PORT_DIPSETTING(    0x01, DEF_STR( None ) )
	PORT_DIPNAME( 0xf0, 0xf0, DEF_STR( Coin_B ) ) PORT_DIPLOCATION("SW1:5,6,7,8")
	PORT_DIPSETTING(    0x70, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x80, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x90, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0xf0, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x00, " 1 Coin/1 Credit" )
	PORT_DIPSETTING(    0x60, DEF_STR( 2C_3C ) )
	PORT_DIPSETTING(    0xe0, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0xd0, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0xb0, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0xa0, DEF_STR( 1C_6C ) )
	PORT_DIPSETTING(    0x50, DEF_STR( None ) )
	PORT_DIPSETTING(    0x40, DEF_STR( None ) )
	PORT_DIPSETTING(    0x30, DEF_STR( None ) )
	PORT_DIPSETTING(    0x20, DEF_STR( None ) )
	PORT_DIPSETTING(    0x10, DEF_STR( None ) )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x03, 0x03, "CPU Level" ) PORT_DIPLOCATION("SW2:1,2")
	PORT_DIPSETTING(    0x03, "Weak" )
	PORT_DIPSETTING(    0x02, "Medium Weak" )
	PORT_DIPSETTING(    0x01, "Medium Strong" )
	PORT_DIPSETTING(    0x00, "Strong" )
	PORT_DIPNAME( 0x04, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:3")
	PORT_DIPSETTING(    0x04, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	//"SW2:4" unused
	//"SW2:5" unused
	//"SW2:6" unused
	//"SW2:7" unused
	//"SW2:8" unused

	PORT_START("MJ0")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_A )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_B )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_C )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_D )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_LAST_CHANCE )
	PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("MJ1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_E )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_F )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_G )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_H )
	PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("MJ2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_I )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_J )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_K )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_L )
	PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("MJ3")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_M )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_N )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_CHI )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_MAHJONG_PON )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_MAHJONG_FLIP_FLOP )
	PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("MJ4")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_SCORE )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_BET )
	PORT_BIT( 0xfc, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_START("MJ5")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_MAHJONG_KAN )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_MAHJONG_REACH )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_MAHJONG_RON )
	PORT_BIT( 0xf8, IP_ACTIVE_LOW, IPT_UNUSED )
INPUT_PORTS_END


static INPUT_PORTS_START( tetris )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("P1")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_MODIFY("P2")
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_MODIFY("DSW2")
	// SW2:1,3,4,7,8 Unused according to manual.
	// From the code SW2:3,4 looks like some kind of difficulty level,
	// but all 4 levels points to the same place so it doesn't actually change anything!!
	//"SW2:1" unused
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	//"SW2:3" unused
	//"SW2:4" unused
	PORT_DIPNAME( 0x30, 0x30, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:5,6")
	PORT_DIPSETTING(    0x20, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Hard ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hardest ) )
	//"SW2:7" unused
	//"SW2:8" unused
INPUT_PORTS_END


static INPUT_PORTS_START( timescan )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("P1")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_MODIFY("UNUSED")
	PORT_DIPNAME( 0x01, 0x01, DEF_STR( Flip_Screen ) ) PORT_DIPLOCATION("SWE:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x02, "Out Lane Pin" ) PORT_DIPLOCATION("SWE:2") // Distance between out-lane-pins
	PORT_DIPSETTING(    0x02, "Near" )
	PORT_DIPSETTING(    0x00, "Far" )
	PORT_DIPNAME( 0x0c, 0x0c, "Special" ) PORT_DIPLOCATION("SWE:3,4") // SPECIAL-stage clear bonus
	PORT_DIPSETTING(    0x08, "3 Credits" )
	PORT_DIPSETTING(    0x0c, "2 Credits" )
	PORT_DIPSETTING(    0x04, "1 Credit" )
	PORT_DIPSETTING(    0x00, "2000000 Points" )
	PORT_DIPNAME( 0x10, 0x10, DEF_STR( Allow_Continue ) ) PORT_DIPLOCATION("SWE:5")
	PORT_DIPSETTING(    0x00, DEF_STR( No ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Yes ) )
	PORT_DIPUNUSED_DIPLOC( 0x20, IP_ACTIVE_LOW, "SWE:6" ) // Listed as "Unused"
	PORT_DIPUNUSED_DIPLOC( 0x40, IP_ACTIVE_LOW, "SWE:7" ) // Listed as "Unused"
	PORT_DIPUNUSED_DIPLOC( 0x80, IP_ACTIVE_LOW, "SWE:8" ) // Listed as "Unused"
	//"SWE:1" = "EXT.SW1" = Sega 56pin Edge "16"
	//"SWE:2" = "EXT.SW2" =                 "17"
	//"SWE:3" = "EXT.SW3" =                 "18"
	//"SWE:4" = "EXT.SW4" =                 "19"
	//"SWE:5" = "EXT.SW5" =                 "T"
	//"SWE:6" = "EXT.SW6" =                 "U"
	//"SWE:7" = "EXT.SW7" =                 "V"
	//"SWE:8" = "EXT.SW8" =                 "W"

	PORT_MODIFY("P2")
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )

	PORT_MODIFY("DSW2")
	PORT_DIPNAME( 0x01, 0x01, DEF_STR( Cabinet ) ) PORT_DIPLOCATION("SW2:1")
	PORT_DIPSETTING(    0x01, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x1e, 0x1e, "Extended Score" ) PORT_DIPLOCATION("SW2:2,3,4,5")
	PORT_DIPSETTING(    0x16, "Credit 1000000/2000000" )
	PORT_DIPSETTING(    0x14, "Credit 1200000/2500000" )
	PORT_DIPSETTING(    0x12, "Credit 1500000/3000000" )
	PORT_DIPSETTING(    0x10, "Credit 2000000/4000000" )
	PORT_DIPSETTING(    0x1c, "Credit 1000000" )
	PORT_DIPSETTING(    0x1e, "Credit 1200000" )
	PORT_DIPSETTING(    0x1a, "Credit 1500000" )
	PORT_DIPSETTING(    0x18, "Credit 1800000" )
	PORT_DIPSETTING(    0x0e, "Ball 100000" )
	PORT_DIPSETTING(    0x0c, "Ball 200000" )
	PORT_DIPSETTING(    0x0a, "Ball 300000" )
	PORT_DIPSETTING(    0x08, "Ball 400000" )
	PORT_DIPSETTING(    0x06, "Ball 500000" )
	PORT_DIPSETTING(    0x04, "Ball 600000" )
	PORT_DIPSETTING(    0x02, "Ball 700000" )
	PORT_DIPSETTING(    0x00, DEF_STR( None ) )
	PORT_DIPNAME( 0x20, 0x20, "Number Match" ) PORT_DIPLOCATION("SW2:6")
	PORT_DIPSETTING(    0x00, DEF_STR( No ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Yes ) )
	PORT_DIPNAME( 0x40, 0x40, "Pin Rebound" ) PORT_DIPLOCATION("SW2:7") // Rebounding strength of out-lane-pins
	PORT_DIPSETTING(    0x40, "Well" )
	PORT_DIPSETTING(    0x00, "A Little" )
	//
	//  Pin Rebound = The Setting of "Well" or "A Little" signifies the
	//  rebound strength and the resulting difficulty or ease in which the
	//  ball goes out of play.
	//
	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:8")
	PORT_DIPSETTING(    0x80, "3" )
	PORT_DIPSETTING(    0x00, "5" )
INPUT_PORTS_END


static INPUT_PORTS_START( wb3 )
	PORT_INCLUDE( system16a_generic )

	PORT_MODIFY("DSW2")
	//"SW2:1" unused
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW2:3,4")
	PORT_DIPSETTING(    0x00, "2" )
	PORT_DIPSETTING(    0x0c, "3" )
	PORT_DIPSETTING(    0x08, "4" )
	PORT_DIPSETTING(    0x04, "5" )
	PORT_DIPNAME( 0x10, 0x10, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW2:5")
	PORT_DIPSETTING(    0x10, "50k/100k/180k/300k" )
	PORT_DIPSETTING(    0x00, "50k/150k/300k" )
	PORT_DIPNAME( 0x20, 0x20, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:6")
	PORT_DIPSETTING(    0x20, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Hard ) )
	PORT_DIPNAME( 0x40, 0x40, "Test Mode" ) PORT_DIPLOCATION("SW2:7")
	PORT_DIPSETTING(    0x40, DEF_STR( No ) )   // Normal game
	PORT_DIPSETTING(    0x00, DEF_STR( Yes ) )  // Levels are selectable / Player is Invincible
	//"SW2:8" unused
	// Switches 1 & 8 are listed as "Always off"
INPUT_PORTS_END



//**************************************************************************
//  GRAPHICS DECODING
//**************************************************************************

static GFXDECODE_START( gfx_segas16a )
	GFXDECODE_ENTRY( "gfx1", 0, gfx_8x8x3_planar, 0, 1024 )
GFXDECODE_END



//**************************************************************************
//  GENERIC MACHINE DRIVERS
//**************************************************************************

MACHINE_CONFIG_START(segas16a_state::system16a)

	// basic machine hardware
	MCFG_DEVICE_ADD("maincpu", M68000, 10000000)
	MCFG_DEVICE_PROGRAM_MAP(system16a_map)
	MCFG_DEVICE_VBLANK_INT_DRIVER("screen", segas16a_state, irq4_line_hold)

	MCFG_DEVICE_ADD("soundcpu", Z80, 4000000)
	MCFG_DEVICE_PROGRAM_MAP(sound_map)
	MCFG_DEVICE_IO_MAP(sound_portmap)

	MCFG_DEVICE_ADD("n7751", N7751, 6000000)
	MCFG_MCS48_PORT_BUS_IN_CB(READ8(*this, segas16a_state, n7751_rom_r))
	MCFG_MCS48_PORT_T1_IN_CB(GND) // labelled as "TEST", connected to ground
	MCFG_MCS48_PORT_P1_OUT_CB(WRITE8("dac", dac_byte_interface, write))
	MCFG_MCS48_PORT_P2_IN_CB(READ8(*this, segas16a_state, n7751_p2_r))
	MCFG_MCS48_PORT_P2_OUT_CB(WRITE8(*this, segas16a_state, n7751_p2_w))
	MCFG_MCS48_PORT_PROG_OUT_CB(WRITELINE("n7751_8243", i8243_device, prog_w))

	MCFG_I8243_ADD("n7751_8243", NOOP, WRITE8(*this, segas16a_state,n7751_rom_offset_w))

	MCFG_NVRAM_ADD_0FILL("nvram")

	MCFG_WATCHDOG_ADD("watchdog")

	MCFG_DEVICE_ADD("i8255", I8255, 0)
	MCFG_I8255_OUT_PORTA_CB(WRITE8("soundlatch", generic_latch_8_device, write))
	MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, segas16a_state, misc_control_w))
	MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, segas16a_state, tilemap_sound_w))

	// video hardware
	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(60)
	MCFG_SCREEN_SIZE(342,262)   // to be verified
	MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 0*8, 28*8-1)
	MCFG_SCREEN_UPDATE_DRIVER(segas16a_state, screen_update)
	MCFG_SCREEN_PALETTE("palette")

	MCFG_SEGA_SYS16A_SPRITES_ADD("sprites")
	MCFG_SEGAIC16VID_ADD("segaic16vid")
	MCFG_SEGAIC16VID_GFXDECODE("gfxdecode")

	MCFG_DEVICE_ADD("gfxdecode", GFXDECODE, "palette", gfx_segas16a)
	MCFG_PALETTE_ADD("palette", 2048*3)

	// sound hardware
	SPEAKER(config, "speaker").front_center();

	MCFG_GENERIC_LATCH_8_ADD("soundlatch")

	MCFG_DEVICE_ADD("ymsnd", YM2151, 4000000)
	MCFG_YM2151_PORT_WRITE_HANDLER(WRITE8(*this, segas16a_state, n7751_control_w))
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.43)

	MCFG_DEVICE_ADD("dac", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.4) // unknown DAC
	MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0)
	MCFG_SOUND_ROUTE(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE(0, "dac", -1.0, DAC_VREF_NEG_INPUT)
MACHINE_CONFIG_END


MACHINE_CONFIG_START(segas16a_state::system16a_fd1089a)
	system16a(config);
	MCFG_DEVICE_REPLACE("maincpu", FD1089A, 10000000)
	MCFG_DEVICE_PROGRAM_MAP(system16a_map)
	MCFG_DEVICE_VBLANK_INT_DRIVER("screen", segas16a_state, irq4_line_hold)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(segas16a_state::system16a_fd1089b)
	system16a(config);
	MCFG_DEVICE_REPLACE("maincpu", FD1089B, 10000000)
	MCFG_DEVICE_PROGRAM_MAP(system16a_map)
	MCFG_DEVICE_VBLANK_INT_DRIVER("screen", segas16a_state, irq4_line_hold)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(segas16a_state::system16a_fd1094)
	system16a(config);
	MCFG_DEVICE_REPLACE("maincpu", FD1094, 10000000)
	MCFG_DEVICE_PROGRAM_MAP(system16a_map)
	MCFG_DEVICE_OPCODES_MAP(decrypted_opcodes_map)
	MCFG_DEVICE_VBLANK_INT_DRIVER("screen", segas16a_state, irq4_line_hold)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(segas16a_state::aceattaca_fd1094)
	system16a_fd1094(config);
	MCFG_DEVICE_ADD("cxdio", CXD1095, 0)
MACHINE_CONFIG_END


MACHINE_CONFIG_START(segas16a_state::system16a_i8751)
	system16a(config);
	MCFG_DEVICE_MODIFY("maincpu")
	MCFG_DEVICE_VBLANK_INT_REMOVE()

	MCFG_DEVICE_ADD("mcu", I8751, 8000000)
	MCFG_DEVICE_IO_MAP(mcu_io_map)
	MCFG_MCS51_PORT_P1_OUT_CB(WRITE8(*this, segas16a_state, mcu_control_w))

	MCFG_SCREEN_MODIFY("screen")
	MCFG_SCREEN_VBLANK_CALLBACK(WRITELINE(*this, segas16a_state, i8751_main_cpu_vblank_w))
MACHINE_CONFIG_END


MACHINE_CONFIG_START(segas16a_state::system16a_no7751)
	system16a(config);
	MCFG_DEVICE_MODIFY("soundcpu")
	MCFG_DEVICE_IO_MAP(sound_no7751_portmap)

	MCFG_DEVICE_REMOVE("n7751")
	MCFG_DEVICE_REMOVE("dac")
	MCFG_DEVICE_REMOVE("vref")

	MCFG_DEVICE_REPLACE("ymsnd", YM2151, 4000000)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(segas16a_state::system16a_no7751p)
	system16a_no7751(config);
	MCFG_DEVICE_REPLACE("soundcpu", SEGA_315_5177, 4000000)
	MCFG_DEVICE_PROGRAM_MAP(sound_map)
	MCFG_DEVICE_IO_MAP(sound_no7751_portmap)
	MCFG_DEVICE_OPCODES_MAP(sound_decrypted_opcodes_map)
	MCFG_SEGAZ80_SET_DECRYPTED_TAG(":sound_decrypted_opcodes")
MACHINE_CONFIG_END

/*
static MACHINE_CONFIG_START( system16a_i8751_no7751 )
    system16a_i8751(config);
    MCFG_DEVICE_REMOVE("n7751")
    MCFG_DEVICE_REMOVE("dac")
    MCFG_DEVICE_REMOVE("vref")

    MCFG_DEVICE_REPLACE("ymsnd", YM2151, 4000000)
    MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0)
MACHINE_CONFIG_END
*/

MACHINE_CONFIG_START(segas16a_state::system16a_fd1089a_no7751)
	system16a_fd1089a(config);
	MCFG_DEVICE_MODIFY("soundcpu")
	MCFG_DEVICE_IO_MAP(sound_no7751_portmap)

	MCFG_DEVICE_REMOVE("n7751")
	MCFG_DEVICE_REMOVE("dac")
	MCFG_DEVICE_REMOVE("vref")

	MCFG_DEVICE_REPLACE("ymsnd", YM2151, 4000000)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(segas16a_state::system16a_fd1089b_no7751)
	system16a_fd1089b(config);
	MCFG_DEVICE_MODIFY("soundcpu")
	MCFG_DEVICE_IO_MAP(sound_no7751_portmap)

	MCFG_DEVICE_REMOVE("n7751")
	MCFG_DEVICE_REMOVE("dac")
	MCFG_DEVICE_REMOVE("vref")

	MCFG_DEVICE_REPLACE("ymsnd", YM2151, 4000000)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0)
MACHINE_CONFIG_END

MACHINE_CONFIG_START(segas16a_state::system16a_fd1094_no7751)
	system16a_fd1094(config);
	MCFG_DEVICE_MODIFY("soundcpu")
	MCFG_DEVICE_IO_MAP(sound_no7751_portmap)

	MCFG_DEVICE_REMOVE("n7751")
	MCFG_DEVICE_REMOVE("dac")
	MCFG_DEVICE_REMOVE("vref")

	MCFG_DEVICE_REPLACE("ymsnd", YM2151, 4000000)
	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0)
MACHINE_CONFIG_END



//**************************************************************************
//  ROM definitions
//**************************************************************************


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Ace Attacker, Sega System 16A
//  CPU: FD1094 317-0060
//
ROM_START( aceattaca )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-11573.43", 0x00000, 0x10000, CRC(ca116367) SHA1(ca09b01568dafec48354072267accb73a97a670f) )
	ROM_LOAD16_BYTE( "epr-11571.26", 0x00001, 0x10000, CRC(5631d1d6) SHA1(08a2d375e3e4caf392cf2da2dc5497fd1142ab15) )
	ROM_LOAD16_BYTE( "epr-11574.42", 0x20000, 0x10000, CRC(8d3ed7bd) SHA1(0cb947a796071b0b787638a85fce39135ad8d3cb) )
	ROM_LOAD16_BYTE( "epr-11572.25", 0x20001, 0x10000, CRC(35c27c25) SHA1(ac983db30edb4c4b71f04359cd22c663940435f5) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0060.key", 0x0000, 0x2000, CRC(f4ee940f) SHA1(13cca3f19bd9761d484185a3476bec3c8c18efcf) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-11575.95", 0x00000, 0x10000, CRC(bab9fbf3) SHA1(53d78dfc003e04730c7679c830cc086cbf3e3548) )
	ROM_LOAD( "epr-11576.94", 0x10000, 0x10000, CRC(067ed682) SHA1(13e2e1f812e5a3994a0f1d35eb210881645e74cd) )
	ROM_LOAD( "epr-11577.93", 0x20000, 0x10000, CRC(f67cf331) SHA1(457b9e618dfa678ae374cdeb25488af3de2e8949) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-11501.10", 0x00001, 0x08000, CRC(09179ead) SHA1(3e6bf04e1e9ea867d087a47ff04ad0a064a8e299) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11505.11", 0x00000, 0x08000, CRC(b67f1ecf) SHA1(3a26cdf91e5a1a11c1a8857e713a9e00cc1bfce0) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11502.17", 0x10001, 0x08000, CRC(7464bae4) SHA1(c6b6ca240cee72e7fbd17bad5ca2d5cfe8e835c6) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11506.18", 0x10000, 0x08000, CRC(b0104def) SHA1(c81a66ec3a600c1d4c5d058caef15936c59b2574) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11503.23", 0x20001, 0x08000, CRC(344c0692) SHA1(3125701f6bb91d8f64515e214b571e169c30a444) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11507.24", 0x20000, 0x08000, CRC(a2af710a) SHA1(1c8b75b72797146c2eb788511f8cb1b367fc3e0d) )
	ROM_CONTINUE(                    0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11504.29", 0x30001, 0x08000, CRC(42b4a5f8) SHA1(efb7beee7b45023861711f56b7cc907400cb266e) )
	ROM_CONTINUE(                    0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11508.30", 0x30000, 0x08000, CRC(5cbb833c) SHA1(dc7041b6a4fa75d050bfc2176d0f9e242b55a0b8) )
	ROM_CONTINUE(                    0x70000, 0x08000 )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-11578.12", 0x0000, 0x8000, CRC(3d58e39a) SHA1(3e3591ac96903376698cf95d1b1a5f5db590db3c) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-11579.1", 0x00000, 0x8000, CRC(1a994135) SHA1(f42444521a878d32b189876f8854f6363e1b353b) )
	ROM_LOAD( "epr-11580.2", 0x08000, 0x8000, CRC(961646ed) SHA1(4c8f87a10ffd7035145dedba86deb373368b0e49) )
	ROM_LOAD( "epr-11581.4", 0x10000, 0x8000, CRC(d271a6e5) SHA1(de303f70abfa28e599e5eb0c2b314f43faa1b484) )
	ROM_LOAD( "epr-11582.5", 0x18000, 0x8000, CRC(bcbe3d8a) SHA1(2e4bb0ebffdd594b192c5b854ea425029d92fdb1) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Action Fighter, Sega System 16A
//  CPU: FD1089A 317-0018?@(dedicated cabinet version uses 317-0014)
//

ROM_START( afighter )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10350", 0x00001, 0x08000, CRC(f2cd6b3f) SHA1(380f75b8c1696b388179641866cd1d23f78664e7) )
	ROM_LOAD16_BYTE( "epr-10353", 0x00000, 0x08000, CRC(5a757dc9) SHA1(b0540844c8a09195f5d12312f8e27c334641d7b8) )
	ROM_LOAD16_BYTE( "epr-10349", 0x10001, 0x08000, CRC(4b434c37) SHA1(5f3afbdb9cdb0762e56b702a195274f30193b472) )
	ROM_LOAD16_BYTE( "epr-10352", 0x10000, 0x08000, CRC(f8abb143) SHA1(97e78291c15bdf95fd35adca6b9e002480137b12) )
	ROM_LOAD16_BYTE( "epr-10348", 0x20001, 0x08000, CRC(e51e3012) SHA1(bb5522aacb55b5f04aa4cb7a642e202f0ddd7c84) )
	ROM_LOAD16_BYTE( "epr-10351", 0x20000, 0x08000, CRC(ede21d8d) SHA1(b3e3944d706c606fd01e00d9511f020ce9aec9f0) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10281.95", 0x00000, 0x10000, CRC(30e92cda) SHA1(36293a2a8a22dca5350571f19f3d5d04e1b27458) )
	ROM_LOAD( "epr-10282.94", 0x10000, 0x10000, CRC(b67b8910) SHA1(f3f029a3e6547114cec28e5cf8fda65ef434c353) )
	ROM_LOAD( "epr-10283.93", 0x20000, 0x10000, CRC(e7dbfd2d) SHA1(91bae3fbc4a3c612dc507eecfa8de1c2e1e7afee) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10285", 0x00001, 0x08000, CRC(98aa3d04) SHA1(1d26d17a72e55281e3444fee9c5af69ffb9e3c69) )
	ROM_LOAD16_BYTE( "epr-10286", 0x10001, 0x08000, CRC(8da050cf) SHA1(c28e8968dbd9c110672581f4486f70d5f45df7f5) )
	ROM_LOAD16_BYTE( "epr-10287", 0x20001, 0x08000, CRC(7989b74a) SHA1(a87acafe82b37a11d8f8b1f2ee4c9b2e1bb8161c) )
	ROM_LOAD16_BYTE( "epr-10288", 0x30001, 0x08000, CRC(d3ce551a) SHA1(0ff2170d9ef89058273025dd8d5e1021094adef1) )
	ROM_LOAD16_BYTE( "epr-10289", 0x00000, 0x08000, CRC(c59d1b98) SHA1(e232f2519234981c0e4ffecdd25c48083d9f93a8) )
	ROM_LOAD16_BYTE( "epr-10290", 0x10000, 0x08000, CRC(39354223) SHA1(d8a73d3f7fc2d83d23bb7434f43bc8804f35cc16) )
	ROM_LOAD16_BYTE( "epr-10291", 0x20000, 0x08000, CRC(6e4b245c) SHA1(1f8cecf7ea2d2dfa5ce18d7ee34b0da2cc40221e) )
	ROM_LOAD16_BYTE( "epr-10292", 0x30000, 0x08000, CRC(cef289a3) SHA1(7ab817b6348c168f79be325fb3cc2cca14ee0f8e) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10284.12", 0x00000, 0x8000, CRC(8ff09116) SHA1(8b99b6d2499897cfbd037a7e7cf5bc53bce8a63a) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0018.key", 0x0000, 0x2000, CRC(fee04be8) SHA1(c58d78299ef4cede517be823a8a8a90e46c6ba0d) )
ROM_END

ROM_START( afightera )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr10315.bin", 0x00001, 0x08000, CRC(2ea55eae) SHA1(91d582eaa0483d547d1a37dedb8f029a0fccb526) ) // decrypted version of 10350
	ROM_LOAD16_BYTE( "epr10318.bin", 0x00000, 0x08000, CRC(d05b240d) SHA1(aa4aa7b18b53ac7b533855a44f9a4a0c14e1da2a) )
	ROM_LOAD16_BYTE( "epr10316.bin", 0x10001, 0x08000, CRC(07522474) SHA1(1a4bce4c04defab3516a90b9fa62fad1945a1176) ) // == epr10294.bin
	ROM_LOAD16_BYTE( "epr10319.bin", 0x10000, 0x08000, CRC(e48c4d80) SHA1(9c40972f81e004de84db4199e7dc0ceb6a998e76) ) // == epr10297.bin
	ROM_LOAD16_BYTE( "epr10317.bin", 0x20001, 0x08000, CRC(6e00db36) SHA1(5e3d03f7441515ad7dac411f492f2e159330a90a) )
	ROM_LOAD16_BYTE( "epr10320.bin", 0x20000, 0x08000, CRC(5f97c2fa) SHA1(5fef94bc275d9132dde8b72bfb661f10efdc91b1) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10281.95", 0x00000, 0x10000, CRC(30e92cda) SHA1(36293a2a8a22dca5350571f19f3d5d04e1b27458) )
	ROM_LOAD( "epr-10282.94", 0x10000, 0x10000, CRC(b67b8910) SHA1(f3f029a3e6547114cec28e5cf8fda65ef434c353) )
	ROM_LOAD( "epr-10283.93", 0x20000, 0x10000, CRC(e7dbfd2d) SHA1(91bae3fbc4a3c612dc507eecfa8de1c2e1e7afee) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10285", 0x00001, 0x08000, CRC(98aa3d04) SHA1(1d26d17a72e55281e3444fee9c5af69ffb9e3c69) )
	ROM_LOAD16_BYTE( "epr-10286", 0x10001, 0x08000, CRC(8da050cf) SHA1(c28e8968dbd9c110672581f4486f70d5f45df7f5) )
	ROM_LOAD16_BYTE( "epr-10287", 0x20001, 0x08000, CRC(7989b74a) SHA1(a87acafe82b37a11d8f8b1f2ee4c9b2e1bb8161c) )
	ROM_LOAD16_BYTE( "epr-10288", 0x30001, 0x08000, CRC(d3ce551a) SHA1(0ff2170d9ef89058273025dd8d5e1021094adef1) )
	ROM_LOAD16_BYTE( "epr-10289", 0x00000, 0x08000, CRC(c59d1b98) SHA1(e232f2519234981c0e4ffecdd25c48083d9f93a8) )
	ROM_LOAD16_BYTE( "epr-10290", 0x10000, 0x08000, CRC(39354223) SHA1(d8a73d3f7fc2d83d23bb7434f43bc8804f35cc16) )
	ROM_LOAD16_BYTE( "epr-10291", 0x20000, 0x08000, CRC(6e4b245c) SHA1(1f8cecf7ea2d2dfa5ce18d7ee34b0da2cc40221e) )
	ROM_LOAD16_BYTE( "epr-10292", 0x30000, 0x08000, CRC(cef289a3) SHA1(7ab817b6348c168f79be325fb3cc2cca14ee0f8e) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10284.12", 0x00000, 0x8000, CRC(8ff09116) SHA1(8b99b6d2499897cfbd037a7e7cf5bc53bce8a63a) )
ROM_END

ROM_START( afighterb )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr10293.bin", 0x00001, 0x08000, CRC(186ae21a) SHA1(65bff753b7ed7b3b03cc70634df9f2ff0d233323) ) // == decrypted 10275
	ROM_LOAD16_BYTE( "epr10296.bin", 0x00000, 0x08000, CRC(7370e889) SHA1(d240defae86e97467002e549d213359c3e23ec54) )
	ROM_LOAD16_BYTE( "epr10294.bin", 0x10001, 0x08000, CRC(07522474) SHA1(1a4bce4c04defab3516a90b9fa62fad1945a1176) )
	ROM_LOAD16_BYTE( "epr10297.bin", 0x10000, 0x08000, CRC(e48c4d80) SHA1(9c40972f81e004de84db4199e7dc0ceb6a998e76) )
	ROM_LOAD16_BYTE( "epr10295.bin", 0x20001, 0x08000, CRC(a940fde6) SHA1(7b7c2b904ae83dfb9e9ac0855e30408234fe371f) )
	ROM_LOAD16_BYTE( "epr10298.bin", 0x20000, 0x08000, CRC(f6bab36e) SHA1(1e7a0403de5ede8055507274bd43ea7ab1219f27) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10281.95", 0x00000, 0x10000, CRC(30e92cda) SHA1(36293a2a8a22dca5350571f19f3d5d04e1b27458) )
	ROM_LOAD( "epr-10282.94", 0x10000, 0x10000, CRC(b67b8910) SHA1(f3f029a3e6547114cec28e5cf8fda65ef434c353) )
	ROM_LOAD( "epr-10283.93", 0x20000, 0x10000, CRC(e7dbfd2d) SHA1(91bae3fbc4a3c612dc507eecfa8de1c2e1e7afee) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10285", 0x00001, 0x08000, CRC(98aa3d04) SHA1(1d26d17a72e55281e3444fee9c5af69ffb9e3c69) )
	ROM_LOAD16_BYTE( "epr-10286", 0x10001, 0x08000, CRC(8da050cf) SHA1(c28e8968dbd9c110672581f4486f70d5f45df7f5) )
	ROM_LOAD16_BYTE( "epr-10287", 0x20001, 0x08000, CRC(7989b74a) SHA1(a87acafe82b37a11d8f8b1f2ee4c9b2e1bb8161c) )
	ROM_LOAD16_BYTE( "epr-10288", 0x30001, 0x08000, CRC(d3ce551a) SHA1(0ff2170d9ef89058273025dd8d5e1021094adef1) )
	ROM_LOAD16_BYTE( "epr-10289", 0x00000, 0x08000, CRC(c59d1b98) SHA1(e232f2519234981c0e4ffecdd25c48083d9f93a8) )
	ROM_LOAD16_BYTE( "epr-10290", 0x10000, 0x08000, CRC(39354223) SHA1(d8a73d3f7fc2d83d23bb7434f43bc8804f35cc16) )
	ROM_LOAD16_BYTE( "epr-10291", 0x20000, 0x08000, CRC(6e4b245c) SHA1(1f8cecf7ea2d2dfa5ce18d7ee34b0da2cc40221e) )
	ROM_LOAD16_BYTE( "epr-10292", 0x30000, 0x08000, CRC(cef289a3) SHA1(7ab817b6348c168f79be325fb3cc2cca14ee0f8e) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10284.12", 0x00000, 0x8000, CRC(8ff09116) SHA1(8b99b6d2499897cfbd037a7e7cf5bc53bce8a63a) )
ROM_END

ROM_START( afighterc )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr10299.bin", 0x00001, 0x08000, CRC(d57b0955) SHA1(ce3bf962313cad25a4bff1348b52da12414c9182) ) // = encrypted 10315
	ROM_LOAD16_BYTE( "epr10302.bin", 0x00000, 0x08000, CRC(e4ccefa2) SHA1(f8ec34fad2c290cc977b49326b3e27552718ddc2) )
	ROM_LOAD16_BYTE( "epr10300.bin", 0x10001, 0x08000, CRC(1c91baa1) SHA1(338a7e56f47623c577dd77e2da56ca2f3e12027e) ) // missing (but probably == epr10276 as encryption seems the same and in the unencrypted sets they match)
	ROM_LOAD16_BYTE( "epr10303.bin", 0x10000, 0x08000, CRC(fb67bdce) SHA1(29aba3eeee61a6aa8b695f3be211f5797479566d) ) // missing (but probably == epr10279 as encryption seems the same and in the unencrypted sets they match)
	ROM_LOAD16_BYTE( "epr10301.bin", 0x20001, 0x08000, CRC(6b4ef29b) SHA1(3383a25f67b7a153637d0f81cf61d330f8236951) )
	ROM_LOAD16_BYTE( "epr10304.bin", 0x20000, 0x08000, CRC(756f5472) SHA1(44e23fa4e17d4d7573adaaf3f1a14547359e2d06) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10281.95", 0x00000, 0x10000, CRC(30e92cda) SHA1(36293a2a8a22dca5350571f19f3d5d04e1b27458) )
	ROM_LOAD( "epr-10282.94", 0x10000, 0x10000, CRC(b67b8910) SHA1(f3f029a3e6547114cec28e5cf8fda65ef434c353) )
	ROM_LOAD( "epr-10283.93", 0x20000, 0x10000, CRC(e7dbfd2d) SHA1(91bae3fbc4a3c612dc507eecfa8de1c2e1e7afee) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10285", 0x00001, 0x08000, CRC(98aa3d04) SHA1(1d26d17a72e55281e3444fee9c5af69ffb9e3c69) )
	ROM_LOAD16_BYTE( "epr-10286", 0x10001, 0x08000, CRC(8da050cf) SHA1(c28e8968dbd9c110672581f4486f70d5f45df7f5) )
	ROM_LOAD16_BYTE( "epr-10287", 0x20001, 0x08000, CRC(7989b74a) SHA1(a87acafe82b37a11d8f8b1f2ee4c9b2e1bb8161c) )
	ROM_LOAD16_BYTE( "epr-10288", 0x30001, 0x08000, CRC(d3ce551a) SHA1(0ff2170d9ef89058273025dd8d5e1021094adef1) )
	ROM_LOAD16_BYTE( "epr-10289", 0x00000, 0x08000, CRC(c59d1b98) SHA1(e232f2519234981c0e4ffecdd25c48083d9f93a8) )
	ROM_LOAD16_BYTE( "epr-10290", 0x10000, 0x08000, CRC(39354223) SHA1(d8a73d3f7fc2d83d23bb7434f43bc8804f35cc16) )
	ROM_LOAD16_BYTE( "epr-10291", 0x20000, 0x08000, CRC(6e4b245c) SHA1(1f8cecf7ea2d2dfa5ce18d7ee34b0da2cc40221e) )
	ROM_LOAD16_BYTE( "epr-10292", 0x30000, 0x08000, CRC(cef289a3) SHA1(7ab817b6348c168f79be325fb3cc2cca14ee0f8e) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10284.12", 0x00000, 0x8000, CRC(8ff09116) SHA1(8b99b6d2499897cfbd037a7e7cf5bc53bce8a63a) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-unknown.key", 0x0000, 0x2000, CRC(fee04be8) SHA1(c58d78299ef4cede517be823a8a8a90e46c6ba0d) )
ROM_END

ROM_START( afighterd )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr10275.bin", 0x00001, 0x08000, CRC(964c1985) SHA1(cf3d15e6f6611bb5a5ef230a0b25828af776ca33) ) // = encrypted 10293
	ROM_LOAD16_BYTE( "epr10278.bin", 0x00000, 0x08000, CRC(13c6bbad) SHA1(889ad10e27b1638372dbefdab4111488a7ef873c) )
	ROM_LOAD16_BYTE( "epr10276.bin", 0x10001, 0x08000, CRC(1c91baa1) SHA1(338a7e56f47623c577dd77e2da56ca2f3e12027e) )
	ROM_LOAD16_BYTE( "epr10279.bin", 0x10000, 0x08000, CRC(fb67bdce) SHA1(29aba3eeee61a6aa8b695f3be211f5797479566d) )
	ROM_LOAD16_BYTE( "epr10277.bin", 0x20001, 0x08000, CRC(a1534a1b) SHA1(7d3423b2e74624b2ce2b4ad5077653dfcc0226ec) )
	ROM_LOAD16_BYTE( "epr10280.bin", 0x20000, 0x08000, CRC(9bc5496c) SHA1(e7f529feaa4fe4c1d6bcec2cd447cba4b3267d62) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10281.95", 0x00000, 0x10000, CRC(30e92cda) SHA1(36293a2a8a22dca5350571f19f3d5d04e1b27458) )
	ROM_LOAD( "epr-10282.94", 0x10000, 0x10000, CRC(b67b8910) SHA1(f3f029a3e6547114cec28e5cf8fda65ef434c353) )
	ROM_LOAD( "epr-10283.93", 0x20000, 0x10000, CRC(e7dbfd2d) SHA1(91bae3fbc4a3c612dc507eecfa8de1c2e1e7afee) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10285", 0x00001, 0x08000, CRC(98aa3d04) SHA1(1d26d17a72e55281e3444fee9c5af69ffb9e3c69) )
	ROM_LOAD16_BYTE( "epr-10286", 0x10001, 0x08000, CRC(8da050cf) SHA1(c28e8968dbd9c110672581f4486f70d5f45df7f5) )
	ROM_LOAD16_BYTE( "epr-10287", 0x20001, 0x08000, CRC(7989b74a) SHA1(a87acafe82b37a11d8f8b1f2ee4c9b2e1bb8161c) )
	ROM_LOAD16_BYTE( "epr-10288", 0x30001, 0x08000, CRC(d3ce551a) SHA1(0ff2170d9ef89058273025dd8d5e1021094adef1) )
	ROM_LOAD16_BYTE( "epr-10289", 0x00000, 0x08000, CRC(c59d1b98) SHA1(e232f2519234981c0e4ffecdd25c48083d9f93a8) )
	ROM_LOAD16_BYTE( "epr-10290", 0x10000, 0x08000, CRC(39354223) SHA1(d8a73d3f7fc2d83d23bb7434f43bc8804f35cc16) )
	ROM_LOAD16_BYTE( "epr-10291", 0x20000, 0x08000, CRC(6e4b245c) SHA1(1f8cecf7ea2d2dfa5ce18d7ee34b0da2cc40221e) )
	ROM_LOAD16_BYTE( "epr-10292", 0x30000, 0x08000, CRC(cef289a3) SHA1(7ab817b6348c168f79be325fb3cc2cca14ee0f8e) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10284.12", 0x00000, 0x8000, CRC(8ff09116) SHA1(8b99b6d2499897cfbd037a7e7cf5bc53bce8a63a) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-unknown.key", 0x0000, 0x2000, CRC(fee04be8) SHA1(c58d78299ef4cede517be823a8a8a90e46c6ba0d) )
ROM_END

//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Alex Kidd, Sega System 16A
//  CPU: 68000
//
ROM_START( alexkidd )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10447.43", 0x000000, 0x10000, CRC(29e87f71) SHA1(af980e55c02b3de1121c144fee23af74d24042ac) )
	ROM_LOAD16_BYTE( "epr-10445.26", 0x000001, 0x10000, CRC(25ce5b6f) SHA1(dfec64df7e8d145d30740808bc94bdbbe667c4e8) )
	ROM_LOAD16_BYTE( "epr-10448.42", 0x020000, 0x10000, CRC(05baedb5) SHA1(fc15989bf3d850170e4e018d74f18553f0268576) )
	ROM_LOAD16_BYTE( "epr-10446.25", 0x020001, 0x10000, CRC(cd61d23c) SHA1(c235c4fef28556e9f2d07e815ad213c308e85598) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10431.95", 0x00000, 0x08000, CRC(a7962c39) SHA1(c816fc5d9f21b2ba32b9841e64b634bce7ea78c8) )
	ROM_LOAD( "epr-10432.94", 0x08000, 0x08000, CRC(db8cd24e) SHA1(656d98844ad9ccaa68e3f501137dddd0a27d999d) )
	ROM_LOAD( "epr-10433.93", 0x10000, 0x08000, CRC(e163c8c2) SHA1(ac54c5ecedca5b1a2c550de32687ca57c4d3a411) )

	ROM_REGION16_BE( 0x040000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10437.10", 0x00001, 0x8000, CRC(522f7618) SHA1(9a6bc857dfef1dd1b7bffa034523c1c4cd8b3f4c) )
	ROM_LOAD16_BYTE( "epr-10441.11", 0x00000, 0x8000, CRC(74e3a35c) SHA1(26b980a0a3aee94ac38e0e0c7d305bb35a60d1c4) )
	ROM_LOAD16_BYTE( "epr-10438.17", 0x10001, 0x8000, CRC(738a6362) SHA1(a3c5f10c263cb216d275875f6333484a1cca281b) )
	ROM_LOAD16_BYTE( "epr-10442.18", 0x10000, 0x8000, CRC(86cb9c14) SHA1(42bd0ed985de61ff183eed0192257966caa01594) )
	ROM_LOAD16_BYTE( "epr-10439.23", 0x20001, 0x8000, CRC(b391aca7) SHA1(ca9d80b67e5365f709f90a5342b5e3aa7c7126e1) )
	ROM_LOAD16_BYTE( "epr-10443.24", 0x20000, 0x8000, CRC(95d32635) SHA1(788af2af1ae783128bcdc8cd44d17cd2f1542231) )
	ROM_LOAD16_BYTE( "epr-10440.29", 0x30001, 0x8000, CRC(23939508) SHA1(68450a18fc7e35f5b0155632aa68cffd251be38c) )
	ROM_LOAD16_BYTE( "epr-10444.30", 0x30000, 0x8000, CRC(82115823) SHA1(e4103003cda949bebe57815115a5028f4fe8e7d7) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10434.12", 0x0000, 0x8000, CRC(77141cce) SHA1(6c5e83527f7e11a5ff5cc4fa75d55618a55e1a58) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x10000, "n7751data", 0 ) // 7751 sound data (not used yet)
	ROM_LOAD( "epr-10435.1",  0x0000, 0x8000, CRC(ad89f6e3) SHA1(812a132142065b0fe13b5f0ac534b6d8830ba102) )
	ROM_LOAD( "epr-10436.2",  0x8000, 0x8000, CRC(96c76613) SHA1(fe3e4e649fd2cb2453eec0c92015bd54b3b9a1b5) )
ROM_END

//*************************************************************************************************************************
//  Alex Kidd, Sega System 16A
//  CPU: FD1089A 317-0021
//
ROM_START( alexkidd1 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10429.43", 0x000000, 0x10000, CRC(bdf49eca) SHA1(899bc2d346544e4a33de51b60e02ebf7ee82cea8) )
	ROM_LOAD16_BYTE( "epr-10427.26", 0x000001, 0x10000, CRC(f6e3dd29) SHA1(bb94ebc062bb7c6c13b68579053b9cbe8b92417c) )
	ROM_LOAD16_BYTE( "epr-10430.42", 0x020000, 0x10000, CRC(89e3439f) SHA1(7c751bb477584842d93fda6686b03e289140bd62) )
	ROM_LOAD16_BYTE( "epr-10428.25", 0x020001, 0x10000, CRC(dbed3210) SHA1(1e2d22935a633641ff88967d67ec673ee25cbf55) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10431.95", 0x00000, 0x08000, CRC(a7962c39) SHA1(c816fc5d9f21b2ba32b9841e64b634bce7ea78c8) )
	ROM_LOAD( "epr-10432.94", 0x08000, 0x08000, CRC(db8cd24e) SHA1(656d98844ad9ccaa68e3f501137dddd0a27d999d) )
	ROM_LOAD( "epr-10433.93", 0x10000, 0x08000, CRC(e163c8c2) SHA1(ac54c5ecedca5b1a2c550de32687ca57c4d3a411) )

	ROM_REGION16_BE( 0x040000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10437.10", 0x00001, 0x8000, CRC(522f7618) SHA1(9a6bc857dfef1dd1b7bffa034523c1c4cd8b3f4c) )
	ROM_LOAD16_BYTE( "epr-10441.11", 0x00000, 0x8000, CRC(74e3a35c) SHA1(26b980a0a3aee94ac38e0e0c7d305bb35a60d1c4) )
	ROM_LOAD16_BYTE( "epr-10438.17", 0x10001, 0x8000, CRC(738a6362) SHA1(a3c5f10c263cb216d275875f6333484a1cca281b) )
	ROM_LOAD16_BYTE( "epr-10442.18", 0x10000, 0x8000, CRC(86cb9c14) SHA1(42bd0ed985de61ff183eed0192257966caa01594) )
	ROM_LOAD16_BYTE( "epr-10439.23", 0x20001, 0x8000, CRC(b391aca7) SHA1(ca9d80b67e5365f709f90a5342b5e3aa7c7126e1) )
	ROM_LOAD16_BYTE( "epr-10443.24", 0x20000, 0x8000, CRC(95d32635) SHA1(788af2af1ae783128bcdc8cd44d17cd2f1542231) )
	ROM_LOAD16_BYTE( "epr-10440.29", 0x30001, 0x8000, CRC(23939508) SHA1(68450a18fc7e35f5b0155632aa68cffd251be38c) )
	ROM_LOAD16_BYTE( "epr-10444.30", 0x30000, 0x8000, CRC(82115823) SHA1(e4103003cda949bebe57815115a5028f4fe8e7d7) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10434.12", 0x0000, 0x8000, CRC(77141cce) SHA1(6c5e83527f7e11a5ff5cc4fa75d55618a55e1a58) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x10000, "n7751data", 0 ) // 7751 sound data (not used yet)
	ROM_LOAD( "epr-10435.1",  0x0000, 0x8000, CRC(ad89f6e3) SHA1(812a132142065b0fe13b5f0ac534b6d8830ba102) )
	ROM_LOAD( "epr-10436.2",  0x8000, 0x8000, CRC(96c76613) SHA1(fe3e4e649fd2cb2453eec0c92015bd54b3b9a1b5) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0021.key", 0x0000, 0x2000, BAD_DUMP CRC(85be8eac) SHA1(3857bf43b3b0ab60c04223e2393d99504a730d73) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Alien Syndrome, System 16A
//  CPU: FD1089B 317-0037
//
ROM_START( aliensyn5 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10804.43", 0x00000, 0x8000, CRC(23f78b83) SHA1(76538663e8f7ffffeea4928e3ebe091dac954dc7) )
	ROM_LOAD16_BYTE( "epr-10802.26", 0x00001, 0x8000, CRC(996768bd) SHA1(8c972f0f4120600ecd10ceb3456243d9614924b7) )
	ROM_LOAD16_BYTE( "epr-10805.42", 0x10000, 0x8000, CRC(53d7fe50) SHA1(9a4e18f4d11c77ec04a817dca7b618297658113e) )
	ROM_LOAD16_BYTE( "epr-10803.25", 0x10001, 0x8000, CRC(0536dd33) SHA1(f094ed25d81dadf15a47c15711e47c3cb5f33227) )
	ROM_LOAD16_BYTE( "epr-10732.41", 0x20000, 0x8000, CRC(c5712bfc) SHA1(2f11570784c1fc83cb16dbd1d43e21cf104568ac) )
	ROM_LOAD16_BYTE( "epr-10729.24", 0x20001, 0x8000, CRC(3e520e30) SHA1(8eac2640ff8c4944d6cd82421b565f506c480017) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10739.95", 0x00000, 0x10000, CRC(a29ec207) SHA1(c469d2689a7bdc2a59dfff56ce13d34e9fbac263) )
	ROM_LOAD( "epr-10740.94", 0x10000, 0x10000, CRC(47f93015) SHA1(68247a6bffd1d4d1c450148dd46214d01ce1c668) )
	ROM_LOAD( "epr-10741.93", 0x20000, 0x10000, CRC(4970739c) SHA1(5bdf4222209ec46e0015bfc0f90578dd9b30bdd1) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10709.10", 0x00001, 0x08000, CRC(addf0a90) SHA1(a92c9531f1817763773471ce63f566b9e88360a0) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10713.11", 0x00000, 0x08000, CRC(ececde3a) SHA1(9c12d4665179bf433c42f5ddc8a043ad592aa90e) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10710.17", 0x10001, 0x08000, CRC(992369eb) SHA1(c6796acf6807e9ba4c3d241903653f91adf4764e) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10714.18", 0x10000, 0x08000, CRC(91bf42fb) SHA1(4b9d3e97768323dee01e92378adafecb26bcc094) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10711.23", 0x20001, 0x08000, CRC(29166ef6) SHA1(99a7cfd7d811537c821412a320beadb5a9c09af3) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10715.24", 0x20000, 0x08000, CRC(a7c57384) SHA1(46f8efa691d7bbb0a18119c0ff12cff7c0d129e1) )
	ROM_CONTINUE(                    0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10712.29", 0x30001, 0x08000, CRC(876ad019) SHA1(39973ddb5a5746e0e094c759447bff1130c72c84) )
	ROM_CONTINUE(                    0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10716.30", 0x30000, 0x08000, CRC(40ba1d48) SHA1(e2d4d2689bb9b9bdc85e7f72a6665e5fd4c583aa) )
	ROM_CONTINUE(                    0x70000, 0x08000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10705.12", 0x00000, 0x8000, CRC(777b749e) SHA1(086b03100064a98228f95db7962b2671121c46ea) )

	ROM_REGION( 0x1000, "n7751", 0 )  // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x18000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-10706.1",  0x00000, 0x8000, CRC(aa114acc) SHA1(81a2b3586ae90bc7fc55b82478ffe182ac49983e) )
	ROM_LOAD( "epr-10707.2",  0x08000, 0x8000, CRC(800c1d82) SHA1(aac4123bd35f87da09264649f4cf8326b2ba3cb8) )
	ROM_LOAD( "epr-10708.4",  0x10000, 0x8000, CRC(5921ef52) SHA1(eff9978361692e6e60a9c6caf5740dd6182cfe4a) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0037.key", 0x0000, 0x2000, CRC(49e882e5) SHA1(29d87af8fc775b22a9a546c112f8f5e7f700ac1a) )
ROM_END

//*************************************************************************************************************************
//  Alien Syndrome, pre-System 16
//  CPU: FD1089A 317-0033
//
ROM_START( aliensyn2 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10808", 0x00000, 0x8000, CRC(e669929f) SHA1(b5ab41d6f31f0369f8c5f5eb6fc08e8c23312b96) )
	ROM_LOAD16_BYTE( "epr-10806", 0x00001, 0x8000, CRC(9f7f8fdd) SHA1(819e9c491b7d23deaef646d37319c38e75827d68) )
	ROM_LOAD16_BYTE( "epr-10809", 0x10000, 0x8000, CRC(9a424919) SHA1(a7be5d9bed329099df10ff5a0104cb832485bd0a) )
	ROM_LOAD16_BYTE( "epr-10807", 0x10001, 0x8000, CRC(3d2c3530) SHA1(567ed45c84b1d3d92371c4ad33fdb28f68cf29a3) )
	ROM_LOAD16_BYTE( "epr-10701", 0x20000, 0x8000, CRC(92171751) SHA1(69a282c01db7224f32386a6db25309e09e29a112) )
	ROM_LOAD16_BYTE( "epr-10698", 0x20001, 0x8000, CRC(c1e4fdc0) SHA1(65817a9336f7887d2bf14485bdff8352c960d2ab) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "10739", 0x00000, 0x10000, CRC(a29ec207) SHA1(c469d2689a7bdc2a59dfff56ce13d34e9fbac263) )
	ROM_LOAD( "10740", 0x10000, 0x10000, CRC(47f93015) SHA1(68247a6bffd1d4d1c450148dd46214d01ce1c668) )
	ROM_LOAD( "10741", 0x20000, 0x10000, CRC(4970739c) SHA1(5bdf4222209ec46e0015bfc0f90578dd9b30bdd1) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "10709.b1", 0x00001, 0x08000, CRC(addf0a90) SHA1(a92c9531f1817763773471ce63f566b9e88360a0) )
	ROM_CONTINUE(                0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "10713.b5", 0x00000, 0x08000, CRC(ececde3a) SHA1(9c12d4665179bf433c42f5ddc8a043ad592aa90e) )
	ROM_CONTINUE(                0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "10710.b2", 0x10001, 0x08000, CRC(992369eb) SHA1(c6796acf6807e9ba4c3d241903653f91adf4764e) )
	ROM_CONTINUE(                0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "10714.b6", 0x10000, 0x08000, CRC(91bf42fb) SHA1(4b9d3e97768323dee01e92378adafecb26bcc094) )
	ROM_CONTINUE(                0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "10711.b3", 0x20001, 0x08000, CRC(29166ef6) SHA1(99a7cfd7d811537c821412a320beadb5a9c09af3) )
	ROM_CONTINUE(                0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "10715.b7", 0x20000, 0x08000, CRC(a7c57384) SHA1(46f8efa691d7bbb0a18119c0ff12cff7c0d129e1) )
	ROM_CONTINUE(                0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "10712.b4", 0x30001, 0x08000, CRC(876ad019) SHA1(39973ddb5a5746e0e094c759447bff1130c72c84) )
	ROM_CONTINUE(                0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "10716.b8", 0x30000, 0x08000, CRC(40ba1d48) SHA1(e2d4d2689bb9b9bdc85e7f72a6665e5fd4c583aa) )
	ROM_CONTINUE(                0x70000, 0x08000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "10705", 0x00000, 0x8000, CRC(777b749e) SHA1(086b03100064a98228f95db7962b2671121c46ea) )

	ROM_REGION( 0x1000, "n7751", 0 )  // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x18000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "10706", 0x00000, 0x8000, CRC(aa114acc) SHA1(81a2b3586ae90bc7fc55b82478ffe182ac49983e) )
	ROM_LOAD( "10707", 0x08000, 0x8000, CRC(800c1d82) SHA1(aac4123bd35f87da09264649f4cf8326b2ba3cb8) )
	ROM_LOAD( "10708", 0x10000, 0x8000, CRC(5921ef52) SHA1(eff9978361692e6e60a9c6caf5740dd6182cfe4a) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0033.key", 0x0000, 0x2000, CRC(49e882e5) SHA1(29d87af8fc775b22a9a546c112f8f5e7f700ac1a) )
ROM_END

//*************************************************************************************************************************
//  Alien Syndrome (Japan, old), System 16
//  CPU: FD1089A 317-0033
//
ROM_START( aliensynjo )
	ROM_REGION( 0x40000, "maincpu", 0 ) // Custom 68000 code
	ROM_LOAD16_BYTE( "epr-10699.43", 0x00000, 0x8000, CRC(3fd38d17) SHA1(538c1246121051a1af9ba2a4259eb1fe7e4952e1) )
	ROM_LOAD16_BYTE( "epr-10696.26", 0x00001, 0x8000, CRC(d734f19f) SHA1(4a08c35084f7a9364ba0f058b9a9ffc30c8b5a78) )
	ROM_LOAD16_BYTE( "epr-10700.42", 0x10000, 0x8000, CRC(3b04b252) SHA1(0e40e89e8feb7c98ee1da1c3fb3fe1d317c66842) )
	ROM_LOAD16_BYTE( "epr-10697.25", 0x10001, 0x8000, CRC(f2bc123d) SHA1(7848529342495289e2d4f865767f3649cd85993b) )
	ROM_LOAD16_BYTE( "epr-10701.41", 0x20000, 0x8000, CRC(92171751) SHA1(69a282c01db7224f32386a6db25309e09e29a112) )
	ROM_LOAD16_BYTE( "epr-10698.24", 0x20001, 0x8000, CRC(c1e4fdc0) SHA1(65817a9336f7887d2bf14485bdff8352c960d2ab) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10739.95", 0x00000, 0x10000, CRC(a29ec207) SHA1(c469d2689a7bdc2a59dfff56ce13d34e9fbac263) )
	ROM_LOAD( "epr-10740.94", 0x10000, 0x10000, CRC(47f93015) SHA1(68247a6bffd1d4d1c450148dd46214d01ce1c668) )
	ROM_LOAD( "epr-10741.93", 0x20000, 0x10000, CRC(4970739c) SHA1(5bdf4222209ec46e0015bfc0f90578dd9b30bdd1) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10709.10", 0x00001, 0x08000, CRC(addf0a90) SHA1(a92c9531f1817763773471ce63f566b9e88360a0) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10713.11", 0x00000, 0x08000, CRC(ececde3a) SHA1(9c12d4665179bf433c42f5ddc8a043ad592aa90e) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10710.17", 0x10001, 0x08000, CRC(992369eb) SHA1(c6796acf6807e9ba4c3d241903653f91adf4764e) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10714.18", 0x10000, 0x08000, CRC(91bf42fb) SHA1(4b9d3e97768323dee01e92378adafecb26bcc094) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10711.23", 0x20001, 0x08000, CRC(29166ef6) SHA1(99a7cfd7d811537c821412a320beadb5a9c09af3) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10715.24", 0x20000, 0x08000, CRC(a7c57384) SHA1(46f8efa691d7bbb0a18119c0ff12cff7c0d129e1) )
	ROM_CONTINUE(                    0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10712.29", 0x30001, 0x08000, CRC(876ad019) SHA1(39973ddb5a5746e0e094c759447bff1130c72c84) )
	ROM_CONTINUE(                    0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10716.30", 0x30000, 0x08000, CRC(40ba1d48) SHA1(e2d4d2689bb9b9bdc85e7f72a6665e5fd4c583aa) )
	ROM_CONTINUE(                    0x70000, 0x08000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10705.12", 0x00000, 0x8000, CRC(777b749e) SHA1(086b03100064a98228f95db7962b2671121c46ea) )

	ROM_REGION( 0x1000, "n7751", 0 )  // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x18000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-10706.1",  0x00000, 0x8000, CRC(aa114acc) SHA1(81a2b3586ae90bc7fc55b82478ffe182ac49983e) )
	ROM_LOAD( "epr-10707.2",  0x08000, 0x8000, CRC(800c1d82) SHA1(aac4123bd35f87da09264649f4cf8326b2ba3cb8) )
	ROM_LOAD( "epr-10708.4",  0x10000, 0x8000, CRC(5921ef52) SHA1(eff9978361692e6e60a9c6caf5740dd6182cfe4a) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0033.key", 0x0000, 0x2000, CRC(49e882e5) SHA1(29d87af8fc775b22a9a546c112f8f5e7f700ac1a) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Body Slam, pre-System 16
//  CPU: 68000
//  i8751 317-0015
//
ROM_START( bodyslam )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10066.b9",  0x000000, 0x8000, CRC(6cd53290) SHA1(68ef83ad99a26a507d9bc4cd715462169f4ac41f) )
	ROM_LOAD16_BYTE( "epr-10063.b6",  0x000001, 0x8000, CRC(dd849a16) SHA1(b8cb9f2685a739698a3ed18f76617fd4ac9cb424) )
	ROM_LOAD16_BYTE( "epr-10067.b10", 0x010000, 0x8000, CRC(db22a5ce) SHA1(95c37d4913fa31d5edf02661681bc83deec731d9) )
	ROM_LOAD16_BYTE( "epr-10064.b7",  0x010001, 0x8000, CRC(53d6b7e0) SHA1(00bfa1487479629f60e1cc1b98ced47e4cb07964) )
	ROM_LOAD16_BYTE( "epr-10068.b11", 0x020000, 0x8000, CRC(15ccc665) SHA1(b088a9bcb1499854794b2dbf4c689f3ae3ce2808) )
	ROM_LOAD16_BYTE( "epr-10065.b8",  0x020001, 0x8000, CRC(0e5fa314) SHA1(44e36fde102ba6aef2c3b4374ddc21690f2fe527) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10321.c9",  0x00000, 0x8000, CRC(cd3e7cba) SHA1(4d3cfc7346c6e63e2221193601f949162d0e4f90) )
	ROM_LOAD( "epr-10322.c10", 0x08000, 0x8000, CRC(b53d3217) SHA1(baebf20925e9f8ab6660f041a24721716d5b7d92) )
	ROM_LOAD( "epr-10323.c11", 0x10000, 0x8000, CRC(915a3e61) SHA1(6504a8b26b7b4880971cd69ac2c8aae30dcfa18c) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10012.c5",  0x00001, 0x08000, CRC(990824e8) SHA1(bd45f75d07cb4e17583c2d76050e5f819f4b7efe) )
	ROM_LOAD16_BYTE( "epr-10016.b2",  0x00000, 0x08000, CRC(af5dc72f) SHA1(97bbb76940c702e642d8222dda71447b8f60b616) )
	ROM_LOAD16_BYTE( "epr-10013.c6",  0x10001, 0x08000, CRC(9a0919c5) SHA1(e39e60c1e834b3b46bf2ef1c5952841bebe66ade) )
	ROM_LOAD16_BYTE( "epr-10017.b3",  0x10000, 0x08000, CRC(62aafd95) SHA1(e1e3a95fd11cabf81f44ac2dd3f951d3094725e6) )
	ROM_LOAD16_BYTE( "epr-10027.c7",  0x20001, 0x08000, CRC(3f1c57c7) SHA1(1336da8dc167a323f09534a2f62ae6f9c62290e4) )
	ROM_LOAD16_BYTE( "epr-10028.b4",  0x20000, 0x08000, CRC(80d4946d) SHA1(d4c96a18ef6c2ac6bd9d153d8862a3af894642e8) )
	ROM_LOAD16_BYTE( "epr-10015.c8",  0x30001, 0x08000, CRC(582d3b6a) SHA1(4f1d0060682e3fc1147082286e00e6a296a95da2) )
	ROM_LOAD16_BYTE( "epr-10019.b5",  0x30000, 0x08000, CRC(e020c38b) SHA1(d13d38a64f2afa7df3cbccef2fe505a4421b73ad) )

	ROM_REGION( 0x30000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10026.b1", 0x00000, 0x8000, CRC(123b69b8) SHA1(c0614a8c822991e257f7218908247df278056de8) )

	ROM_REGION( 0x1000, "n7751", 0 )  // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-10029.c1", 0x00000, 0x8000, CRC(7e4aca83) SHA1(703486b96d493941ee87267e8363220a851f008e) )
	ROM_LOAD( "epr-10030.c2", 0x08000, 0x8000, CRC(dcc1df0b) SHA1(a82a557fa48f4b3e1ab38f61b84d749cd417e80f) )
	ROM_LOAD( "epr-10031.c3", 0x10000, 0x8000, CRC(ea3c4472) SHA1(ad8eac2d3d14fd6aba713f4d624861c17aabf757) )
	ROM_LOAD( "epr-10032.c4", 0x18000, 0x8000, CRC(0aabebce) SHA1(fab12df8f4eab270be491c6c025d832c338e1e83) )

	ROM_REGION( 0x1000, "mcu", 0 )  // Intel i8751 protection MCU
	ROM_LOAD( "317-0015.bin", 0x0000, 0x1000, CRC(833869e2) SHA1(2675fda669351e958be28ca28de276abb2bbc99a) )
ROM_END

//*************************************************************************************************************************
//  Dump Matsumoto, pre-System 16
//  CPU: 68000
//  i8751 317-0011A
//
ROM_START( dumpmtmt )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7704a.b9",  0x000000, 0x8000, CRC(96de6c7b) SHA1(f23edf86c5044c151a8502957af7ca0de420d55e) )
	ROM_LOAD16_BYTE( "epr-7701a.b6",  0x000001, 0x8000, CRC(786d1009) SHA1(c56ebd169c2792cde610a7130cffdc0363fca871) )
	ROM_LOAD16_BYTE( "epr-7705a.b10", 0x010000, 0x8000, CRC(fc584391) SHA1(27238408fba2dda67f29094a6700b634b6fdaa58) )
	ROM_LOAD16_BYTE( "epr-7702a.b7",  0x010001, 0x8000, CRC(2241a8fd) SHA1(d968ab57aa228dbb7ae6f17d7bf22991291e75ae) )
	ROM_LOAD16_BYTE( "epr-7706a.b11", 0x020000, 0x8000, CRC(6bbcc9d0) SHA1(e8e0b85867f11eec6b280f3ad9e2746d3d97ab28) )
	ROM_LOAD16_BYTE( "epr-7703a.b8",  0x020001, 0x8000, CRC(fcb0cd40) SHA1(999e107fe08fcb52729ddebc7714a85c47e748b1) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7707a.c9",  0x00000, 0x8000, CRC(45318738) SHA1(6885347321aec8c4829a71e4518d1742f939ea9c) )
	ROM_LOAD( "epr-7708a.c10", 0x08000, 0x8000, CRC(411be9a4) SHA1(808a9c941d353f34c3491ca2cde984e73cc7a87d) )
	ROM_LOAD( "epr-7709a.c11", 0x10000, 0x8000, CRC(74ceb5a8) SHA1(93ed6bb4a3c820f3a7ee5e9b2c2ce35d2bed8529) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-7715.c5",  0x00001, 0x08000, CRC(bf47e040) SHA1(5aa1b9adaa2095844c10993402a0597bb5768efb) )
	ROM_LOAD16_BYTE( "epr-7719.b2",  0x00000, 0x08000, CRC(fa5c5d6c) SHA1(6cac5d3fd705d1365348d57a18bbeb1eb9e412b8) )
	ROM_LOAD16_BYTE( "epr-10013.c6", 0x10001, 0x08000, CRC(9a0919c5) SHA1(e39e60c1e834b3b46bf2ef1c5952841bebe66ade) )   // 7716
	ROM_LOAD16_BYTE( "epr-10017.b3", 0x10000, 0x08000, CRC(62aafd95) SHA1(e1e3a95fd11cabf81f44ac2dd3f951d3094725e6) )   // 7720
	ROM_LOAD16_BYTE( "epr-7717.c7",  0x20001, 0x08000, CRC(fa64c86d) SHA1(ada722dd6efbf466a719ee1fe34a36ce1ea20184) )
	ROM_LOAD16_BYTE( "epr-7721.b4",  0x20000, 0x08000, CRC(62a9143e) SHA1(28f0dc0329163f0a6505dd34a24a843b35118c5e) )
	ROM_LOAD16_BYTE( "epr-10015.c8", 0x30001, 0x08000, CRC(582d3b6a) SHA1(4f1d0060682e3fc1147082286e00e6a296a95da2) )   // 7718
	ROM_LOAD16_BYTE( "epr-10019.b5", 0x30000, 0x08000, CRC(e020c38b) SHA1(d13d38a64f2afa7df3cbccef2fe505a4421b73ad) )   // 7722

	ROM_REGION( 0x30000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7710a.b1", 0x00000, 0x8000, CRC(a19b8ba8) SHA1(21b628d4ecbe38a6d96a39ca4252ff1cb728343f) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-7711.c1", 0x00000, 0x8000, CRC(efa9aabd) SHA1(b0928313b98159b95f3a6784c6279924774b9253) )
	ROM_LOAD( "epr-7712.c2", 0x08000, 0x8000, CRC(7bcd85cf) SHA1(9acba6998327e1074d7311a9b6d06da9baf69aa0) )
	ROM_LOAD( "epr-7713.c3", 0x10000, 0x8000, CRC(33f292e7) SHA1(4358cd3922a0dcbf109d2d697c7b8c4e090c3d52) )
	ROM_LOAD( "epr-7714.c4", 0x18000, 0x8000, CRC(8fd48c47) SHA1(1cba63a9e7e0b477683b7758d124f4949558ba7a) )

	ROM_REGION( 0x1000, "mcu", 0 )  // protection MCU
	ROM_LOAD( "317-0011a.mcu", 0x00000, 0x1000, NO_DUMP )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Fantasy Zone, Sega System 16A
//  CPU: 68000
//
ROM_START( fantzone )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7385a.43", 0x000000, 0x8000, CRC(4091af42) SHA1(1d4fdd32db9f75e5ccaab5766a50249ad71a60af) )
	ROM_LOAD16_BYTE( "epr-7382a.26", 0x000001, 0x8000, CRC(77d67bfd) SHA1(886ce4c2d779cedd81f85737ef55fce3c94baa18) )
	ROM_LOAD16_BYTE( "epr-7386a.42", 0x010000, 0x8000, CRC(b0a67cd0) SHA1(2e2bf2b7306fc567f7d13f89977543b368c19027) )
	ROM_LOAD16_BYTE( "epr-7383a.25", 0x010001, 0x8000, CRC(5f79b2a9) SHA1(de3125bbd0a126fc5a67ba3134cd3f4608ebdfce) )
	ROM_LOAD16_BYTE( "epr-7387.41",  0x020000, 0x8000, CRC(0acd335d) SHA1(f39566a2069eefa7682c57c6521ea7a328738d06) )
	ROM_LOAD16_BYTE( "epr-7384.24",  0x020001, 0x8000, CRC(fd909341) SHA1(2f1e01eb7d7b330c9c0dd98e5f8ed4973f0e93fb) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7388.95",  0x00000, 0x08000, CRC(8eb02f6b) SHA1(80511b944b57541669010bd5a0ca52bc98eabd62) )
	ROM_LOAD( "epr-7389.94",  0x08000, 0x08000, CRC(2f4f71b8) SHA1(ceb39e95cd43904b8e4f89c7227491e139fb3ca6) )
	ROM_LOAD( "epr-7390.93",  0x10000, 0x08000, CRC(d90609c6) SHA1(4232f6ecb21f242c0c8d81e06b88bc742668609f) )

	ROM_REGION16_BE( 0x30000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-7392.10",  0x00001, 0x8000, CRC(5bb7c8b6) SHA1(eaa0ed63ac4f66ee285757e842bdd7b005292600) )
	ROM_LOAD16_BYTE( "epr-7396.11",  0x00000, 0x8000, CRC(74ae4b57) SHA1(1f24b1faea765994b85f0e7ac8e944c8da22103f) )
	ROM_LOAD16_BYTE( "epr-7393.17",  0x10001, 0x8000, CRC(14fc7e82) SHA1(ca7caca989a3577dd30ad4f66b0fcce712a454ef) )
	ROM_LOAD16_BYTE( "epr-7397.18",  0x10000, 0x8000, CRC(e05a1e25) SHA1(9691d9f0763b7483ee6912437902f22ab4b78a05) )
	ROM_LOAD16_BYTE( "epr-7394.23",  0x20001, 0x8000, CRC(531ca13f) SHA1(19e68bc515f6021e1145cff4f3f0e083839ee8f3) )
	ROM_LOAD16_BYTE( "epr-7398.24",  0x20000, 0x8000, CRC(68807b49) SHA1(0a189da8cdd2090e76d6d06c55b478abce60542d) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7535a.12", 0x0000, 0x8000, CRC(bc1374fa) SHA1(ed2c87ae024dc251e175239f1bccc728fc096548) )
ROM_END

//*************************************************************************************************************************
//  Fantasy Zone, Sega System 16A
//  CPU: 68000
//
ROM_START( fantzone1 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7385.43",  0x000000, 0x8000, CRC(5cb64450) SHA1(5831405359975dd7d8c6614b20fd9b18a5d6410d) )
	ROM_LOAD16_BYTE( "epr-7382.26",  0x000001, 0x8000, CRC(3fda7416) SHA1(91f34cc8afb4ad8bc783c31d25781a1359c44cfe) )
	ROM_LOAD16_BYTE( "epr-7386.42",  0x010000, 0x8000, CRC(15810ace) SHA1(e61a258ab6601d359f6ad1f37a2b2801bf777d26) )
	ROM_LOAD16_BYTE( "epr-7383.25",  0x010001, 0x8000, CRC(a001e10a) SHA1(04ebb012b10817db36997d0ee877104d512decf8) )
	ROM_LOAD16_BYTE( "epr-7387.41",  0x020000, 0x8000, CRC(0acd335d) SHA1(f39566a2069eefa7682c57c6521ea7a328738d06) )
	ROM_LOAD16_BYTE( "epr-7384.24",  0x020001, 0x8000, CRC(fd909341) SHA1(2f1e01eb7d7b330c9c0dd98e5f8ed4973f0e93fb) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7388.95",  0x00000, 0x08000, CRC(8eb02f6b) SHA1(80511b944b57541669010bd5a0ca52bc98eabd62) )
	ROM_LOAD( "epr-7389.94",  0x08000, 0x08000, CRC(2f4f71b8) SHA1(ceb39e95cd43904b8e4f89c7227491e139fb3ca6) )
	ROM_LOAD( "epr-7390.93",  0x10000, 0x08000, CRC(d90609c6) SHA1(4232f6ecb21f242c0c8d81e06b88bc742668609f) )

	ROM_REGION16_BE( 0x30000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-7392.10",  0x00001, 0x8000, CRC(5bb7c8b6) SHA1(eaa0ed63ac4f66ee285757e842bdd7b005292600) )
	ROM_LOAD16_BYTE( "epr-7396.11",  0x00000, 0x8000, CRC(74ae4b57) SHA1(1f24b1faea765994b85f0e7ac8e944c8da22103f) )
	ROM_LOAD16_BYTE( "epr-7393.17",  0x10001, 0x8000, CRC(14fc7e82) SHA1(ca7caca989a3577dd30ad4f66b0fcce712a454ef) )
	ROM_LOAD16_BYTE( "epr-7397.18",  0x10000, 0x8000, CRC(e05a1e25) SHA1(9691d9f0763b7483ee6912437902f22ab4b78a05) )
	ROM_LOAD16_BYTE( "epr-7394.23",  0x20001, 0x8000, CRC(531ca13f) SHA1(19e68bc515f6021e1145cff4f3f0e083839ee8f3) )
	ROM_LOAD16_BYTE( "epr-7398.24",  0x20000, 0x8000, CRC(68807b49) SHA1(0a189da8cdd2090e76d6d06c55b478abce60542d) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7535.12",  0x0000, 0x8000, CRC(0cb2126a) SHA1(42b18a81bed58ef59eaad929007eef89ad273dbb) )
ROM_END

//*************************************************************************************************************************
//  Fantasy Zone, Sega System 16A
//  CPU: 68000 + NEC 0317-5000 encrypted Z80
//
ROM_START( fantzonep )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7385.43",  0x000000, 0x8000, CRC(5cb64450) SHA1(5831405359975dd7d8c6614b20fd9b18a5d6410d) )
	ROM_LOAD16_BYTE( "epr-7382.26",  0x000001, 0x8000, CRC(3fda7416) SHA1(91f34cc8afb4ad8bc783c31d25781a1359c44cfe) )
	ROM_LOAD16_BYTE( "epr-7386.42",  0x010000, 0x8000, CRC(15810ace) SHA1(e61a258ab6601d359f6ad1f37a2b2801bf777d26) )
	ROM_LOAD16_BYTE( "epr-7383.25",  0x010001, 0x8000, CRC(a001e10a) SHA1(04ebb012b10817db36997d0ee877104d512decf8) )
	ROM_LOAD16_BYTE( "epr-7387.41",  0x020000, 0x8000, CRC(0acd335d) SHA1(f39566a2069eefa7682c57c6521ea7a328738d06) )
	ROM_LOAD16_BYTE( "epr-7384.24",  0x020001, 0x8000, CRC(fd909341) SHA1(2f1e01eb7d7b330c9c0dd98e5f8ed4973f0e93fb) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7388.95",  0x00000, 0x08000, CRC(8eb02f6b) SHA1(80511b944b57541669010bd5a0ca52bc98eabd62) )
	ROM_LOAD( "epr-7389.94",  0x08000, 0x08000, CRC(2f4f71b8) SHA1(ceb39e95cd43904b8e4f89c7227491e139fb3ca6) )
	ROM_LOAD( "epr-7390.93",  0x10000, 0x08000, CRC(d90609c6) SHA1(4232f6ecb21f242c0c8d81e06b88bc742668609f) )

	ROM_REGION16_BE( 0x30000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-7392.10",  0x00001, 0x8000, CRC(5bb7c8b6) SHA1(eaa0ed63ac4f66ee285757e842bdd7b005292600) )
	ROM_LOAD16_BYTE( "epr-7396.11",  0x00000, 0x8000, CRC(74ae4b57) SHA1(1f24b1faea765994b85f0e7ac8e944c8da22103f) )
	ROM_LOAD16_BYTE( "epr-7393.17",  0x10001, 0x8000, CRC(14fc7e82) SHA1(ca7caca989a3577dd30ad4f66b0fcce712a454ef) )
	ROM_LOAD16_BYTE( "epr-7397.18",  0x10000, 0x8000, CRC(e05a1e25) SHA1(9691d9f0763b7483ee6912437902f22ab4b78a05) )
	ROM_LOAD16_BYTE( "epr-7394.23",  0x20001, 0x8000, CRC(531ca13f) SHA1(19e68bc515f6021e1145cff4f3f0e083839ee8f3) )
	ROM_LOAD16_BYTE( "epr-7398.24",  0x20000, 0x8000, CRC(68807b49) SHA1(0a189da8cdd2090e76d6d06c55b478abce60542d) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7391.12",  0x0000, 0x8000, CRC(c03e155e) SHA1(6bbdf308c47b96ba622329520b70fa0ea47248a4) ) // Original encrypted sound code
ROM_END


ROM_START( fantzonepr )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "ic43-prg-dd2c.bin",   0x000000, 0x8000, CRC(895436e1) SHA1(5cf294fc4fcbacab5d2696aa4f536a8f48d4c4ce) ) // different
	ROM_LOAD16_BYTE( "ic26-prg20-658q.bin", 0x000001, 0x8000, CRC(a0d53b86) SHA1(02b8ba869c226d929b6b761982efc262467baafc) ) // different
	ROM_LOAD16_BYTE( "ic42-prg13-eb1f.bin", 0x010000, 0x8000, CRC(a08e9d65) SHA1(e3f8b4f1dcdd7bcdd57ae295d721131b7cc33500) ) // different
	ROM_LOAD16_BYTE( "ic25-prg15-2b8c.bin", 0x010001, 0x8000, CRC(7e6fdae0) SHA1(c00e7e4e78505ce731483275cfcad285999bbaf3) ) // different
	ROM_LOAD16_BYTE( "epr-7387.41",         0x020000, 0x8000, CRC(0acd335d) SHA1(f39566a2069eefa7682c57c6521ea7a328738d06) ) // missing - assumed to be the same because the rom below is
	ROM_LOAD16_BYTE( "ic24-prg20-2f57.bin", 0x020001, 0x8000, CRC(fd909341) SHA1(2f1e01eb7d7b330c9c0dd98e5f8ed4973f0e93fb) ) // MATCH

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "ic95-1413.bin",  0x00000, 0x08000, CRC(158af770) SHA1(a02c500920770a987c9d8c78e0313cb3434c1873) ) // 96.661377%
	ROM_LOAD( "ic94-3e96.bin",  0x08000, 0x08000, CRC(2fea4fe7) SHA1(891dbf163378e9ef55b97b4cb8ac02dab05f206c) ) // 96.710205%
	ROM_LOAD( "ic93-de1b.bin",  0x10000, 0x08000, BAD_DUMP CRC(335fe57a) SHA1(93cfcfd1d06daa03b1b000460c4e0ff54aa9f317) ) // 72.341919%
	ROM_LOAD( "epr-7390.93",  0x10000, 0x08000, CRC(d90609c6) SHA1(4232f6ecb21f242c0c8d81e06b88bc742668609f) ) // loading this because above is bad, should have differences tho :-(

	ROM_REGION16_BE( 0x80000, "sprites", ROMREGION_ERASEFF ) // sprites
	ROM_LOAD16_BYTE( "epr-7392.10",  0x00001, 0x8000, CRC(5bb7c8b6) SHA1(eaa0ed63ac4f66ee285757e842bdd7b005292600) ) // missing (assumed the same because of match below)
	ROM_LOAD16_BYTE( "ic11-6235.bin",  0x00000, 0x8000, CRC(74ae4b57) SHA1(1f24b1faea765994b85f0e7ac8e944c8da22103f) ) // MATCH

	ROM_LOAD16_BYTE( "ic17-5f7c.bin",  0x10001, 0x8000, CRC(9d5b5be8) SHA1(c54a6686e8d08525bafad24d40a17dae4b856e6c) ) // no match (seems bad) - ignore
	ROM_LOAD16_BYTE( "epr-7393.17",  0x10001, 0x8000, CRC(14fc7e82) SHA1(ca7caca989a3577dd30ad4f66b0fcce712a454ef) ) // (assumed the same because of match below)
	ROM_LOAD16_BYTE( "ic18-2614.bin",  0x10000, 0x8000, CRC(e05a1e25) SHA1(9691d9f0763b7483ee6912437902f22ab4b78a05) ) // MATCH

	// these were missing, but it seems like they should be different?
	ROM_LOAD16_BYTE( "ic23",  0x20001, 0x8000, BAD_DUMP CRC(531ca13f) SHA1(19e68bc515f6021e1145cff4f3f0e083839ee8f3) ) // misisng
	ROM_LOAD16_BYTE( "ic24",  0x20000, 0x8000, BAD_DUMP CRC(68807b49) SHA1(0a189da8cdd2090e76d6d06c55b478abce60542d) ) // missing

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "ic12-sound-56-5.bin", 0x0000, 0x8000, CRC(e62ddff6) SHA1(bd601f1e43d96b8bfae0a880d031b418e6c953b0) )

	ROM_REGION( 0x1000, "mcu", 0 )  // Intel i8751 protection MCU (doesn't seem to be used?)
	ROM_LOAD( "8751.bin", 0x00000, 0x1000, CRC(c0d325e6) SHA1(dbce2ebfab704e70b9b4a0ba442b09c5d137c878) )
ROM_END



//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Major League, pre-System 16
//  CPU: 68000 (version uses i8751(315-5158C) known to be exist)
//
ROM_START( mjleague )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7404.9b",   0x000000, 0x8000, CRC(ec1655b5) SHA1(5c1df364fa9733daa4478c5f88298089e4963c33) )
	ROM_LOAD16_BYTE( "epr-7401.6b",   0x000001, 0x8000, CRC(2befa5e0) SHA1(0a1681a4c7d62a5754ba6f3845436b4d08324246) )
	ROM_LOAD16_BYTE( "epr-7405.10b",  0x010000, 0x8000, CRC(7a4f4e38) SHA1(65a22097dd933e83f326bd64b3863915897780a6) )
	ROM_LOAD16_BYTE( "epr-7402.7b",   0x010001, 0x8000, CRC(b7bef762) SHA1(214450e0b094f99ef38dec2a3e5cbdb0b30e917d) )
	ROM_LOAD16_BYTE( "epr-7406a.11b", 0x020000, 0x8000, CRC(bb743639) SHA1(5d99638a79f02ce14374d3b1f3d9fbfc5c13c6e1) )
	ROM_LOAD16_BYTE( "epr-7403a.8b",  0x020001, 0x8000, CRC(0a39a4d0) SHA1(ff6c579a69fe20c4ebe8672f1a57a6efa9982fb6) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7051.9a",  0x00000, 0x08000, CRC(10ca255a) SHA1(ccf58ffcac2f7fbdbfbdf32601a1b97f359cbd91) )
	ROM_LOAD( "epr-7052.10a", 0x08000, 0x08000, CRC(2550db0e) SHA1(28f8d68f43d26f12793fe295c205cc86adc4e96a) )
	ROM_LOAD( "epr-7053.11a", 0x10000, 0x08000, CRC(5bfea038) SHA1(01dc6e14cc7bba9f7930e68573c441fa2841f49a) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-7055.5a", 0x00001, 0x8000, CRC(1fb860bd) SHA1(4a4155d0352dfae9e402a2b2f1558ef17b1303b4) )
	ROM_LOAD16_BYTE( "epr-7059.2b", 0x00000, 0x8000, CRC(3d14091d) SHA1(36208415b2012b6e948fefa15b0f7041748066be) )
	ROM_LOAD16_BYTE( "epr-7056.6a", 0x10001, 0x8000, CRC(b35dd968) SHA1(e306b5e38acf583d7b2089302622ad25ae5564b0) )
	ROM_LOAD16_BYTE( "epr-7060.3b", 0x10000, 0x8000, CRC(61bb3757) SHA1(5c87cf23be22b84e3dae746527ca057d870d6397) )
	ROM_LOAD16_BYTE( "epr-7057.7a", 0x20001, 0x8000, CRC(3e5a2b6f) SHA1(d3dbafb4acb916e02c978a156008bd75ba122fb7) )
	ROM_LOAD16_BYTE( "epr-7061.4b", 0x20000, 0x8000, CRC(c808dad5) SHA1(9b65acc8dc23b16e56327298188d1a6ab48b2b5d) )
	ROM_LOAD16_BYTE( "epr-7058.8a", 0x30001, 0x8000, CRC(b543675f) SHA1(35ffc9295a8849a18fabe156fdbc9801ea2179cd) )
	ROM_LOAD16_BYTE( "epr-7062.5b", 0x30000, 0x8000, CRC(9168eb47) SHA1(daaa7836e627a0679e65373d8f20a9383ba4c905) )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7054c.1b", 0x00000, 0x8000, CRC(4443b744) SHA1(73359a6e9d62b382dee47fea31b9e17eb26a0321) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-7063.1a", 0x00000, 0x8000, CRC(45d8908a) SHA1(e61f81f953c1a744ded36fed3b55774e4747af29) )
	ROM_LOAD( "epr-7065.2a", 0x08000, 0x8000, CRC(8c8f8cff) SHA1(fca5a916a8b25800ee5e8771e2ced0ed9bd737f4) )
	ROM_LOAD( "epr-7064.3a", 0x10000, 0x8000, CRC(159f6636) SHA1(66fa3f3e95a6ef3d3ff4ded09c05ab1131d9fbbb) )
	ROM_LOAD( "epr-7066.4a", 0x18000, 0x8000, CRC(f5cfa91f) SHA1(c85d68cbcd03fe1436bed12235c033610acc11ee) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Passing Shot (Japan, 4 Players), Sega System 16A
//  CPU: FD1094 (317-0071)
//
ROM_START( passsht16a )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-11833.43", 0x000000, 0x10000, CRC(5eb1405c) SHA1(0a68d3fcc074475d38f999c93082d4a9dff0f19a) )
	ROM_LOAD16_BYTE( "epr-11832.26", 0x000001, 0x10000, CRC(718a3fe4) SHA1(bd6844c53ce3b64b113795360175df92d095b467) )

	ROM_REGION( 0x2000, "maincpu:key", 0 )  // decryption key
	ROM_LOAD( "317-0071.key", 0x0000, 0x2000, CRC(c69949ec) SHA1(1c63f42404ee1d8333e734e892b1c4cac0cb440e) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-11834.95", 0x00000, 0x10000, CRC(df4e18ab) SHA1(ac9b424eded18f128e6cc743bbddf9afd869c8c4) )
	ROM_LOAD( "epr-11835.94", 0x10000, 0x10000, CRC(6a07acc0) SHA1(218071612ee6fa89b16a47a77325a962ba38926d) )
	ROM_LOAD( "epr-11836.93", 0x20000, 0x10000, CRC(93c74928) SHA1(43ea7855d5d4dcc4921b3a7b814acc75c5cfde15) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-11842.10", 0x00001, 0x08000, CRC(b6e94727) SHA1(0838e034f1f10d9cd1312c8c94b5c57387c0c271) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11845.11", 0x00000, 0x08000, CRC(17e8d5d5) SHA1(ac1074b0a705be13c6e3391441e6cfec1d2b3f8a) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11843.17", 0x10001, 0x08000, CRC(3e670098) SHA1(2cfc83f4294be30cd868738886ac546bd8489962) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11846.18", 0x10000, 0x08000, CRC(50eb71cc) SHA1(463b4917ca19c7f4ad2c2845caa104d5e4a2dda3) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11844.23", 0x20001, 0x08000, CRC(05733ca8) SHA1(1dbc7c99450ebe6a9fd8c0244fd3cb38b74984ef) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11847.24", 0x20000, 0x08000, CRC(81e49697) SHA1(a70fa409e3555ad6c8f28930a7026fdf2deb8c65) )
	ROM_CONTINUE(                    0x60000, 0x08000 )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-11837.12", 0x0000, 0x8000, CRC(74d11552) SHA1(5a0f0c3fb858ed2bad8002fce4e29d730f102bcd) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-11838.1",  0x00000, 0x8000, CRC(a465cd69) SHA1(25da3809824fb3df1f93bbfa88355a7c50e44211) )
	ROM_LOAD( "epr-11839.2",  0x08000, 0x8000, CRC(99de6197) SHA1(f7de6a34fa185754c12276a94b1513234d352f3f) )
	ROM_LOAD( "epr-11840.4",  0x10000, 0x8000, CRC(9854e8b3) SHA1(bc9d8a17ff96cf03f9a955223c11d9f1fb0309c5) )
	ROM_LOAD( "epr-11841.5",  0x18000, 0x8000, CRC(1e89877e) SHA1(bbceb4f3cafae40d1e256f4336d3ee0bcdf8d077) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Quartet, pre-System 16
//  CPU: 68000
//  i8751 315-5194
//
ROM_START( quartet )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7458a.9b",  0x000000, 0x8000, CRC(42e7b23e) SHA1(9df3b1b915723f9a927ef03d80ae7983a8c91a21) )
	ROM_LOAD16_BYTE( "epr-7455a.6b",  0x000001, 0x8000, CRC(01631ab2) SHA1(2d613d23fe79072f850ccc9020830dea54312b23) )
	ROM_LOAD16_BYTE( "epr-7459a.10b", 0x010000, 0x8000, CRC(6b540637) SHA1(4b2e9ba06b80f8fb502310ab770805f8c6a47567) )
	ROM_LOAD16_BYTE( "epr-7456a.7b",  0x010001, 0x8000, CRC(31ca583e) SHA1(8ade8f7e42ae3e171b138410374e4c090fdc4ecb) )
	ROM_LOAD16_BYTE( "epr-7460.11b",  0x020000, 0x8000, CRC(a444ea13) SHA1(884ed22d606e3bd30d8401fe1750687e54674e82) )
	ROM_LOAD16_BYTE( "epr-7457.8b",   0x020001, 0x8000, CRC(3b282c23) SHA1(95de41a97f50f6169887c6d9724d5c42a41bb264) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7461.9c",  0x00000, 0x08000, CRC(f6af07f2) SHA1(546fabbda936d61a90d2395d033fd4d6bb0bc38a) )
	ROM_LOAD( "epr-7462.10c", 0x08000, 0x08000, CRC(7914af28) SHA1(4bf59fe4a0b0aa5d4cc0b6f9375ffab3c96e8a2b) )
	ROM_LOAD( "epr-7463.11c", 0x10000, 0x08000, CRC(827c5603) SHA1(8db3bd6eae5aeeb229e017471049ef5347974df5) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites  - the same as quartet 2
	ROM_LOAD16_BYTE( "epr-7465.5c",  0x00001, 0x8000, CRC(8a1ab7d7) SHA1(a2f317538c70a1603b65d795223407cbaaf88524) )
	ROM_LOAD16_BYTE( "epr-7469.2b",  0x00000, 0x8000, CRC(cb65ae4f) SHA1(3ee7b3b4cce113a6f394e8dfd317cdb6ffae64f7) )
	ROM_LOAD16_BYTE( "epr-7466.6c",  0x10001, 0x8000, CRC(b2d3f4f3) SHA1(65e654fde10bee4cb5eee8234d0babb78fe41cfb) )
	ROM_LOAD16_BYTE( "epr-7470.3b",  0x10000, 0x8000, CRC(16fc67b1) SHA1(788fe2878c5c9faea43c2f166f32c22ee51c7d09) )
	ROM_LOAD16_BYTE( "epr-7467.7c",  0x20001, 0x8000, CRC(0af68de2) SHA1(81163baf3f0e45bac950a6d9c24b3a886db1509c) )
	ROM_LOAD16_BYTE( "epr-7471.4b",  0x20000, 0x8000, CRC(13fad5ac) SHA1(75b480083fbb14cbef969126989bf9b2235fd31e) )
	ROM_LOAD16_BYTE( "epr-7468.8c",  0x30001, 0x8000, CRC(ddfd40c0) SHA1(6c12ad668cd0c82e7d7d46bfbdcee8b9d46ebd09) )
	ROM_LOAD16_BYTE( "epr-7472.5b",  0x30000, 0x8000, CRC(8e2762ec) SHA1(872e19a6aab81d7a2472367d0e31dc1295da7182) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7464.1b",  0x0000, 0x8000, CRC(9f291306) SHA1(96a09542a863ccf2ded43e2df6f913722b3f97b1) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-7473.1c",  0x00000, 0x8000, CRC(06ec75fa) SHA1(5f14bc887449122700c46ad22c0379a1682e0bdb) )
	ROM_LOAD( "epr-7475.2c",  0x08000, 0x8000, CRC(7abd1206) SHA1(54d52dc0b9c245cd2df647e714310a71b803cbcf) )
	ROM_LOAD( "epr-7474.3c",  0x10000, 0x8000, CRC(dbf853b8) SHA1(e82f497e1144f23f3233b5c45ef182bfc7923715) )
	ROM_LOAD( "epr-7476.4c",  0x18000, 0x8000, CRC(5eba655a) SHA1(6713ef12037cba3139d0f469c82bd90b44bae8ce) )

	ROM_REGION( 0x1000, "mcu", 0 )  // Intel i8751 protection MCU
	ROM_LOAD( "315-5194.mcu", 0x00000, 0x1000, NO_DUMP )

	ROM_REGION( 0x0500, "plds", 0 )
	ROM_LOAD( "pal16r6a.22g", 0x0000, 0x0104, NO_DUMP ) // PAL is read protected
	ROM_LOAD( "pal16r6a.23g", 0x0200, 0x0104, NO_DUMP ) // PAL is read protected
	ROM_LOAD( "pls153.8j",    0x0400, 0x00eb, CRC(0fe1eefd) SHA1(38ba6f57006af8c0d4d7f74aa4778ac1ee2a21fc) )
ROM_END

//*************************************************************************************************************************
//  Quartet, pre-System 16
//  CPU: 68000
//  i8751 315-5194
//
ROM_START( quarteta )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7458.9b",  0x000000, 0x8000, CRC(0096499f) SHA1(dcf8e33513ce7c6660ea546c8e1c574fde629a22) )
	ROM_LOAD16_BYTE( "epr-7455.6b",  0x000001, 0x8000, CRC(da934390) SHA1(d40eb65b6a36a4c1ebeadb76e47a61bd8b2e4b89) )
	ROM_LOAD16_BYTE( "epr-7459.10b", 0x010000, 0x8000, CRC(d130cf61) SHA1(3a065f5c296b10b97c78d49aa285ae7afb16e881) )
	ROM_LOAD16_BYTE( "epr-7456.7b",  0x010001, 0x8000, CRC(7847149f) SHA1(fc8ad669f2bc426cb7af78d92ea147cbd1e181af) )
	ROM_LOAD16_BYTE( "epr-7460.11b", 0x020000, 0x8000, CRC(a444ea13) SHA1(884ed22d606e3bd30d8401fe1750687e54674e82) )
	ROM_LOAD16_BYTE( "epr-7457.8b",  0x020001, 0x8000, CRC(3b282c23) SHA1(95de41a97f50f6169887c6d9724d5c42a41bb264) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7461.9c",  0x00000, 0x08000, CRC(f6af07f2) SHA1(546fabbda936d61a90d2395d033fd4d6bb0bc38a) )
	ROM_LOAD( "epr-7462.10c", 0x08000, 0x08000, CRC(7914af28) SHA1(4bf59fe4a0b0aa5d4cc0b6f9375ffab3c96e8a2b) )
	ROM_LOAD( "epr-7463.11c", 0x10000, 0x08000, CRC(827c5603) SHA1(8db3bd6eae5aeeb229e017471049ef5347974df5) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites  - the same as quartet 2
	ROM_LOAD16_BYTE( "epr-7465.5c",  0x00001, 0x8000, CRC(8a1ab7d7) SHA1(a2f317538c70a1603b65d795223407cbaaf88524) )
	ROM_LOAD16_BYTE( "epr-7469.2b",  0x00000, 0x8000, CRC(cb65ae4f) SHA1(3ee7b3b4cce113a6f394e8dfd317cdb6ffae64f7) )
	ROM_LOAD16_BYTE( "epr-7466.6c",  0x10001, 0x8000, CRC(b2d3f4f3) SHA1(65e654fde10bee4cb5eee8234d0babb78fe41cfb) )
	ROM_LOAD16_BYTE( "epr-7470.3b",  0x10000, 0x8000, CRC(16fc67b1) SHA1(788fe2878c5c9faea43c2f166f32c22ee51c7d09) )
	ROM_LOAD16_BYTE( "epr-7467.7c",  0x20001, 0x8000, CRC(0af68de2) SHA1(81163baf3f0e45bac950a6d9c24b3a886db1509c) )
	ROM_LOAD16_BYTE( "epr-7471.4b",  0x20000, 0x8000, CRC(13fad5ac) SHA1(75b480083fbb14cbef969126989bf9b2235fd31e) )
	ROM_LOAD16_BYTE( "epr-7468.8c",  0x30001, 0x8000, CRC(ddfd40c0) SHA1(6c12ad668cd0c82e7d7d46bfbdcee8b9d46ebd09) )
	ROM_LOAD16_BYTE( "epr-7472.5b",  0x30000, 0x8000, CRC(8e2762ec) SHA1(872e19a6aab81d7a2472367d0e31dc1295da7182) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7464.1b",  0x0000, 0x8000, CRC(9f291306) SHA1(96a09542a863ccf2ded43e2df6f913722b3f97b1) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-7473.1c",  0x00000, 0x8000, CRC(06ec75fa) SHA1(5f14bc887449122700c46ad22c0379a1682e0bdb) )
	ROM_LOAD( "epr-7475.2c",  0x08000, 0x8000, CRC(7abd1206) SHA1(54d52dc0b9c245cd2df647e714310a71b803cbcf) )
	ROM_LOAD( "epr-7474.3c",  0x10000, 0x8000, CRC(dbf853b8) SHA1(e82f497e1144f23f3233b5c45ef182bfc7923715) )
	ROM_LOAD( "epr-7476.4c",  0x18000, 0x8000, CRC(5eba655a) SHA1(6713ef12037cba3139d0f469c82bd90b44bae8ce) )

	ROM_REGION( 0x1000, "mcu", 0 )  // Intel i8751 protection MCU
	ROM_LOAD( "315-5194.mcu", 0x00000, 0x1000, NO_DUMP )

	ROM_REGION( 0x0500, "plds", 0 )
	ROM_LOAD( "pal16r6a.22g", 0x0000, 0x0104, NO_DUMP ) // PAL is read protected
	ROM_LOAD( "pal16r6a.23g", 0x0200, 0x0104, NO_DUMP ) // PAL is read protected
	ROM_LOAD( "pls153.8j",    0x0400, 0x00eb, CRC(0fe1eefd) SHA1(38ba6f57006af8c0d4d7f74aa4778ac1ee2a21fc) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Quartet 2, pre-System 16
//  CPU: 68000
//  i8751 317-0010
//
//  CPU/Video/Sound Board: 171-5335
//  ROM Board:             171-5336
//
ROM_START( quartet2 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7695.b9",  0x000000, 0x8000, CRC(67177cd8) SHA1(c4ea001dfbeeb29a09d597fb50d71f54e4e9572a) )
	ROM_LOAD16_BYTE( "epr-7692.b6",  0x000001, 0x8000, CRC(50f50b08) SHA1(646c0d545150b95e5d8d47bf63360f7326add08f) )
	ROM_LOAD16_BYTE( "epr-7696.b10", 0x010000, 0x8000, CRC(4273c3b7) SHA1(4cae221678a6d2b7806487becd4ba09b520f9fa0) )
	ROM_LOAD16_BYTE( "epr-7693.b7",  0x010001, 0x8000, CRC(0aa337bb) SHA1(f31f8f294fccd866eadebfafee067bfae44b3184) )
	ROM_LOAD16_BYTE( "epr-7697.b11", 0x020000, 0x8000, CRC(3a6a375d) SHA1(8ebea6b7f1208438b47e887b46cb569725c4042a) )
	ROM_LOAD16_BYTE( "epr-7694.b8",  0x020001, 0x8000, CRC(d87b2ca2) SHA1(58adf0900e41036b1b78a931ab94b30ce601909d) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7698.c9",  0x00000, 0x08000, CRC(547a6058) SHA1(5248e974c8d12183c996b1fc8fda09e8a4bf0d2d) )
	ROM_LOAD( "epr-7699.c10", 0x08000, 0x08000, CRC(77ec901d) SHA1(b5961895473c16a8f4a111185cce48b05ab66885) )
	ROM_LOAD( "epr-7700.c11", 0x10000, 0x08000, CRC(7e348cce) SHA1(82bba65280faaf3280208c85caef48ec8baeade8) )

	ROM_REGION16_BE( 0x040000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-7465.5c",  0x00001, 0x8000, CRC(8a1ab7d7) SHA1(a2f317538c70a1603b65d795223407cbaaf88524) )
	ROM_LOAD16_BYTE( "epr-7469.2b",  0x00000, 0x8000, CRC(cb65ae4f) SHA1(3ee7b3b4cce113a6f394e8dfd317cdb6ffae64f7) )
	ROM_LOAD16_BYTE( "epr-7466.6c",  0x10001, 0x8000, CRC(b2d3f4f3) SHA1(65e654fde10bee4cb5eee8234d0babb78fe41cfb) )
	ROM_LOAD16_BYTE( "epr-7470.3b",  0x10000, 0x8000, CRC(16fc67b1) SHA1(788fe2878c5c9faea43c2f166f32c22ee51c7d09) )
	ROM_LOAD16_BYTE( "epr-7467.7c",  0x20001, 0x8000, CRC(0af68de2) SHA1(81163baf3f0e45bac950a6d9c24b3a886db1509c) )
	ROM_LOAD16_BYTE( "epr-7471.4b",  0x20000, 0x8000, CRC(13fad5ac) SHA1(75b480083fbb14cbef969126989bf9b2235fd31e) )
	ROM_LOAD16_BYTE( "epr-7468.8c",  0x30001, 0x8000, CRC(ddfd40c0) SHA1(6c12ad668cd0c82e7d7d46bfbdcee8b9d46ebd09) )
	ROM_LOAD16_BYTE( "epr-7472.5b",  0x30000, 0x8000, CRC(8e2762ec) SHA1(872e19a6aab81d7a2472367d0e31dc1295da7182) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7464.1b",  0x0000, 0x8000, CRC(9f291306) SHA1(96a09542a863ccf2ded43e2df6f913722b3f97b1) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-7473.1c",  0x00000, 0x8000, CRC(06ec75fa) SHA1(5f14bc887449122700c46ad22c0379a1682e0bdb) )
	ROM_LOAD( "epr-7475.2c",  0x08000, 0x8000, CRC(7abd1206) SHA1(54d52dc0b9c245cd2df647e714310a71b803cbcf) )
	ROM_LOAD( "epr-7474.3c",  0x10000, 0x8000, CRC(dbf853b8) SHA1(e82f497e1144f23f3233b5c45ef182bfc7923715) )
	ROM_LOAD( "epr-7476.4c",  0x18000, 0x8000, CRC(5eba655a) SHA1(6713ef12037cba3139d0f469c82bd90b44bae8ce) )

	ROM_REGION( 0x1000, "mcu", 0 )  // Intel i8751 protection MCU
	ROM_LOAD( "317-0010.bin", 0x00000, 0x1000, CRC(8c2033ea) SHA1(4a60d141517a5d5d065f40f71be4d2ee3be18384) )
ROM_END

//*************************************************************************************************************************
//  Quartet 2, pre-System 16
//  CPU: 68000
//
ROM_START( quartet2a )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-7728.b9",  0x000000, 0x8000, CRC(56a8c88e) SHA1(33eaca5272f3588058952ca0b1fa298b89418e81) )
	ROM_LOAD16_BYTE( "epr-7725.b6",  0x000001, 0x8000, CRC(ee15fcc9) SHA1(70d9755145245537f6aeb0d39abeda7811749b8c) )
	ROM_LOAD16_BYTE( "epr-7729.b10", 0x010000, 0x8000, CRC(bc242123) SHA1(8e58dd89b70ba06d12437010a7375464647262f5) )
	ROM_LOAD16_BYTE( "epr-7726.b7",  0x010001, 0x8000, CRC(9d1c48e7) SHA1(e11a358895c7809cdf7241ff9317c2b162e4040e) )
	ROM_LOAD16_BYTE( "epr-7697.b11", 0x020000, 0x8000, CRC(3a6a375d) SHA1(8ebea6b7f1208438b47e887b46cb569725c4042a) )
	ROM_LOAD16_BYTE( "epr-7694.b8",  0x020001, 0x8000, CRC(d87b2ca2) SHA1(58adf0900e41036b1b78a931ab94b30ce601909d) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-7698.c9",  0x00000, 0x08000, CRC(547a6058) SHA1(5248e974c8d12183c996b1fc8fda09e8a4bf0d2d) )
	ROM_LOAD( "epr-7699.c10", 0x08000, 0x08000, CRC(77ec901d) SHA1(b5961895473c16a8f4a111185cce48b05ab66885) )
	ROM_LOAD( "epr-7700.c11", 0x10000, 0x08000, CRC(7e348cce) SHA1(82bba65280faaf3280208c85caef48ec8baeade8) )

	ROM_REGION16_BE( 0x040000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-7465.5c",  0x00001, 0x8000, CRC(8a1ab7d7) SHA1(a2f317538c70a1603b65d795223407cbaaf88524) )
	ROM_LOAD16_BYTE( "epr-7469.2b",  0x00000, 0x8000, CRC(cb65ae4f) SHA1(3ee7b3b4cce113a6f394e8dfd317cdb6ffae64f7) )
	ROM_LOAD16_BYTE( "epr-7466.6c",  0x10001, 0x8000, CRC(b2d3f4f3) SHA1(65e654fde10bee4cb5eee8234d0babb78fe41cfb) )
	ROM_LOAD16_BYTE( "epr-7470.3b",  0x10000, 0x8000, CRC(16fc67b1) SHA1(788fe2878c5c9faea43c2f166f32c22ee51c7d09) )
	ROM_LOAD16_BYTE( "epr-7467.7c",  0x20001, 0x8000, CRC(0af68de2) SHA1(81163baf3f0e45bac950a6d9c24b3a886db1509c) )
	ROM_LOAD16_BYTE( "epr-7471.4b",  0x20000, 0x8000, CRC(13fad5ac) SHA1(75b480083fbb14cbef969126989bf9b2235fd31e) )
	ROM_LOAD16_BYTE( "epr-7468.8c",  0x30001, 0x8000, CRC(ddfd40c0) SHA1(6c12ad668cd0c82e7d7d46bfbdcee8b9d46ebd09) )
	ROM_LOAD16_BYTE( "epr-7472.5b",  0x30000, 0x8000, CRC(8e2762ec) SHA1(872e19a6aab81d7a2472367d0e31dc1295da7182) )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-7464.1b",  0x0000, 0x8000, CRC(9f291306) SHA1(96a09542a863ccf2ded43e2df6f913722b3f97b1) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-7473.1c",  0x00000, 0x8000, CRC(06ec75fa) SHA1(5f14bc887449122700c46ad22c0379a1682e0bdb) )
	ROM_LOAD( "epr-7475.2c",  0x08000, 0x8000, CRC(7abd1206) SHA1(54d52dc0b9c245cd2df647e714310a71b803cbcf) )
	ROM_LOAD( "epr-7474.3c",  0x10000, 0x8000, CRC(dbf853b8) SHA1(e82f497e1144f23f3233b5c45ef182bfc7923715) )
	ROM_LOAD( "epr-7476.4c",  0x18000, 0x8000, CRC(5eba655a) SHA1(6713ef12037cba3139d0f469c82bd90b44bae8ce) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  SDI, Sega System 16A
//  CPU: FD1089B (317-0027)
//
ROM_START( sdi )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10970.43", 0x000000, 0x8000, CRC(b8fa4a2c) SHA1(06b448bbee0a2b2809d9af7a2a22c5847343c079) )
	ROM_LOAD16_BYTE( "epr-10968.26", 0x000001, 0x8000, CRC(a3f97793) SHA1(0f924fae0d13b3387a0e5171482f6d413432ddb3) )
	ROM_LOAD16_BYTE( "epr-10971.42", 0x010000, 0x8000, CRC(c44a0328) SHA1(3736bb83e728bb0e15ea58bc2a6c2fe66a1a4885) )
	ROM_LOAD16_BYTE( "epr-10969.25", 0x010001, 0x8000, CRC(455d15bd) SHA1(be679ecb1687b0675614ad27973c20808ad53797) )
	ROM_LOAD16_BYTE( "epr-10755.41", 0x020000, 0x8000, CRC(405e3969) SHA1(6d8c3bd06d35c971f7db005dffa2e83cae1378f8) )
	ROM_LOAD16_BYTE( "epr-10752.24", 0x020001, 0x8000, CRC(77453740) SHA1(9032463e5e14c3c610c31e2eb6e2c962df9adf46) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10756.95", 0x00000, 0x10000, CRC(44d8a506) SHA1(363d49dcb65ac0093f3ed3b259b1bc45f0291e9d) )
	ROM_LOAD( "epr-10757.94", 0x10000, 0x10000, CRC(497e1740) SHA1(95b166a9db46a27087e417c1b2cbb76bee2e64a7) )
	ROM_LOAD( "epr-10758.93", 0x20000, 0x10000, CRC(61d61486) SHA1(d48ff87216947b78903cd98a10436babdf8b75a0) )

	ROM_REGION16_BE( 0x70000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10760.10", 0x00001, 0x08000, CRC(30e2c50a) SHA1(1fb9e69d4cb97fdcb0f98c2a7ede246aaa4ac382) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10763.11", 0x00000, 0x08000, CRC(794e3e8b) SHA1(91ca1cb9aabf99adc8426feed4494a992afb8c4a) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10761.17", 0x10001, 0x08000, CRC(6a8b3fd0) SHA1(a122d3cb0b3263714f026e57d85b0dbf6cb110d7) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10764.18", 0x10000, 0x08000, CRC(602da5d5) SHA1(d32cdde7d86c4561e7bfa547d7d7995ce9a43c24) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10762.23", 0x20001, 0x08000, CRC(b9de3aeb) SHA1(2f7a55a8377e831338a884f8962d6ab2757e8c9b) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10765.24", 0x20000, 0x08000, CRC(0a73a057) SHA1(7f31124c67541a245e069e5b6aac59935d99a9a9) )
	ROM_CONTINUE(                    0x60000, 0x08000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10759.12", 0x0000, 0x8000, CRC(d7f9649f) SHA1(ce4abe7dd7e33da048569d7817063345fab75ea7) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0027.key", 0x0000, 0x2000, CRC(6f022730) SHA1(68461abff8808b7ba294083d4e297fef37d8fb9b) )
ROM_END

//*************************************************************************************************************************
//  SDI, Sega System 16A
//  CPU: FD1089B (317-0027)
//
//  ROM board: 834-6284-03 SDI
//
ROM_START( sdia )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10881.43", 0x000000, 0x8000, CRC(3455a6a0) SHA1(2cf32da891424caf95ec93bf572993c1031e1aa8) )
	ROM_LOAD16_BYTE( "epr-10879.26", 0x000001, 0x8000, CRC(3ec416de) SHA1(245b9436e42170322a38424dc176801d25653e3e) )
	ROM_LOAD16_BYTE( "epr-10882.42", 0x010000, 0x8000, CRC(f2ac1cec) SHA1(e174ec9bc175d2e914c40b9ae2217627aee8c78e) )
	ROM_LOAD16_BYTE( "epr-10880.25", 0x010001, 0x8000, CRC(67e088a2) SHA1(8f6d26141b1ae99cdab4f66ad8b4ef2c96912dce) )
	ROM_LOAD16_BYTE( "epr-10755.41", 0x020000, 0x8000, CRC(405e3969) SHA1(6d8c3bd06d35c971f7db005dffa2e83cae1378f8) )
	ROM_LOAD16_BYTE( "epr-10752.24", 0x020001, 0x8000, CRC(77453740) SHA1(9032463e5e14c3c610c31e2eb6e2c962df9adf46) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10756.95", 0x00000, 0x10000, CRC(44d8a506) SHA1(363d49dcb65ac0093f3ed3b259b1bc45f0291e9d) )
	ROM_LOAD( "epr-10757.94", 0x10000, 0x10000, CRC(497e1740) SHA1(95b166a9db46a27087e417c1b2cbb76bee2e64a7) )
	ROM_LOAD( "epr-10758.93", 0x20000, 0x10000, CRC(61d61486) SHA1(d48ff87216947b78903cd98a10436babdf8b75a0) )

	ROM_REGION16_BE( 0x70000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10760.10", 0x00001, 0x08000, CRC(30e2c50a) SHA1(1fb9e69d4cb97fdcb0f98c2a7ede246aaa4ac382) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10763.11", 0x00000, 0x08000, CRC(794e3e8b) SHA1(91ca1cb9aabf99adc8426feed4494a992afb8c4a) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10761.17", 0x10001, 0x08000, CRC(6a8b3fd0) SHA1(a122d3cb0b3263714f026e57d85b0dbf6cb110d7) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10764.18", 0x10000, 0x08000, CRC(602da5d5) SHA1(d32cdde7d86c4561e7bfa547d7d7995ce9a43c24) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10762.23", 0x20001, 0x08000, CRC(b9de3aeb) SHA1(2f7a55a8377e831338a884f8962d6ab2757e8c9b) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-10765.24", 0x20000, 0x08000, CRC(0a73a057) SHA1(7f31124c67541a245e069e5b6aac59935d99a9a9) )
	ROM_CONTINUE(                    0x60000, 0x08000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10759.12", 0x0000, 0x8000, CRC(d7f9649f) SHA1(ce4abe7dd7e33da048569d7817063345fab75ea7) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0027.key", 0x0000, 0x2000, CRC(6f022730) SHA1(68461abff8808b7ba294083d4e297fef37d8fb9b) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Shinobi, Sega System 16A
//  CPU: 68000 (unprotected)
//
ROM_START( shinobi )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-12010.43", 0x000000, 0x10000, CRC(7df7f4a2) SHA1(86ac00a3a8ecc1a7fcb00533ea12a6cb6d59089b) )
	ROM_LOAD16_BYTE( "epr-12008.26", 0x000001, 0x10000, CRC(f5ae64cd) SHA1(33c9f25fcaff80b03d074d9d44d94976162411bf) )
	ROM_LOAD16_BYTE( "epr-12011.42", 0x020000, 0x10000, CRC(9d46e707) SHA1(37ab25b3b37365c9f45837bfb6ec80652691dd4c) ) // == epr-11283
	ROM_LOAD16_BYTE( "epr-12009.25", 0x020001, 0x10000, CRC(7961d07e) SHA1(38cbdab35f901532c0ad99ad0083513abd2ff182) ) // == epr-11281

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-11264.95", 0x00000, 0x10000, CRC(46627e7d) SHA1(66bb5b22a2100e7b9df303007a837bc2d52cf7ba) )
	ROM_LOAD( "epr-11265.94", 0x10000, 0x10000, CRC(87d0f321) SHA1(885b38eaff2dcaeab4eeaa20cc8a2885d520abd6) )
	ROM_LOAD( "epr-11266.93", 0x20000, 0x10000, CRC(efb4af87) SHA1(0b8a905023e1bc808fd2b1c3cfa3778cde79e659) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-11290.10", 0x00001, 0x08000, CRC(611f413a) SHA1(180f83216e2dfbfd77b0fb3be83c3042954d12df) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11294.11", 0x00000, 0x08000, CRC(5eb00fc1) SHA1(97e02eee74f61fabcad2a9e24f1868cafaac1d51) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11291.17", 0x10001, 0x08000, CRC(3c0797c0) SHA1(df18c7987281bd9379026c6cf7f96f6ae49fd7f9) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11295.18", 0x10000, 0x08000, CRC(25307ef8) SHA1(91ffbe436f80d583524ee113a8b7c0cf5d8ab286) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11292.23", 0x20001, 0x08000, CRC(c29ac34e) SHA1(b5e9b8c3233a7d6797f91531a0d9123febcf1660) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11296.24", 0x20000, 0x08000, CRC(04a437f8) SHA1(ea5fed64443236e3404fab243761e60e2e48c84c) )
	ROM_CONTINUE(                    0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11293.29", 0x30001, 0x08000, CRC(41f41063) SHA1(5cc461e9738dddf9eea06831fce3702d94674163) )
	ROM_CONTINUE(                    0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11297.30", 0x30000, 0x08000, CRC(b6e1fd72) SHA1(eb86e4bf880bd1a1d9bcab3f2f2e917bcaa06172) )
	ROM_CONTINUE(                    0x70000, 0x08000 )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-11267.12", 0x0000, 0x8000, CRC(dd50b745) SHA1(52e1977569d3713ad864d607170c9a61cd059a65) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x08000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-11268.1",  0x0000, 0x8000, CRC(6d7966da) SHA1(90f55a99f784c21d7c135e630f4e8b1d4d043d66) )
ROM_END

//*************************************************************************************************************************
// Shinobi bootleg by 'Star' (decrypted version on original HW?, has the 7751 samples etc.)
//
ROM_START( shinobls )
	ROM_REGION( 0x040000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "b3", 0x000000, 0x10000, CRC(38e59646) SHA1(6a13015a93260ab99811b95950bb122eade01c27) )
	ROM_LOAD16_BYTE( "b1", 0x000001, 0x10000, CRC(8529d192) SHA1(202b912d20a2d82abe055b4a5e8c509ab7d69ff8) )
	ROM_LOAD16_BYTE( "b4", 0x020000, 0x10000, CRC(a2a620bd) SHA1(f8b135ce14d6c5eac5e40ddfd5ad2f1e6f2bc7a6) )
	ROM_LOAD16_BYTE( "b2", 0x020001, 0x10000, CRC(a3ceda52) SHA1(97a1c52a162fb1d43b3f8f16613b70ce582a8d26) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "b5", 0x00000, 0x10000, CRC(46627e7d) SHA1(66bb5b22a2100e7b9df303007a837bc2d52cf7ba) )
	ROM_LOAD( "b6", 0x10000, 0x10000, CRC(87d0f321) SHA1(885b38eaff2dcaeab4eeaa20cc8a2885d520abd6) )
	ROM_LOAD( "b7", 0x20000, 0x10000, CRC(efb4af87) SHA1(0b8a905023e1bc808fd2b1c3cfa3778cde79e659) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "b10", 0x00001, 0x08000, CRC(611f413a) SHA1(180f83216e2dfbfd77b0fb3be83c3042954d12df) )
	ROM_CONTINUE(           0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "b14", 0x00000, 0x08000, CRC(5eb00fc1) SHA1(97e02eee74f61fabcad2a9e24f1868cafaac1d51) )
	ROM_CONTINUE(           0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "b11", 0x10001, 0x08000, CRC(3c0797c0) SHA1(df18c7987281bd9379026c6cf7f96f6ae49fd7f9) )
	ROM_CONTINUE(           0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "b15", 0x10000, 0x08000, CRC(25307ef8) SHA1(91ffbe436f80d583524ee113a8b7c0cf5d8ab286) )
	ROM_CONTINUE(           0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "b12", 0x20001, 0x08000, CRC(c29ac34e) SHA1(b5e9b8c3233a7d6797f91531a0d9123febcf1660) )
	ROM_CONTINUE(           0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "b16", 0x20000, 0x08000, CRC(04a437f8) SHA1(ea5fed64443236e3404fab243761e60e2e48c84c) )
	ROM_CONTINUE(           0x60000, 0x08000 )
	// It's possible that the modifications to these roms are meant to stop the Sega logo from appearing,
	// however, with the current system 16a emulation this doesn't happen, maybe it isn't actually running
	// on a genuine Sega board?
	ROM_LOAD16_BYTE( "b13", 0x30001, 0x08000, CRC(7e98bd36) SHA1(069c51478af7567e704fc9e25c9e327f02db171d) )
	ROM_CONTINUE(           0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "b17", 0x30000, 0x08000, CRC(0315cf42) SHA1(2d129171aece883cb9c2805f894b3867ec98332b) )
	ROM_CONTINUE(           0x70000, 0x08000 )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "b8", 0x0000, 0x8000, CRC(dd50b745) SHA1(52e1977569d3713ad864d607170c9a61cd059a65) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x08000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "b9", 0x0000, 0x8000, CRC(6d7966da) SHA1(90f55a99f784c21d7c135e630f4e8b1d4d043d66) )
ROM_END

//*************************************************************************************************************************
// Shinobi bootleg by 'Beta' (7751 replaced by what? Sample rom is different, but no extra sound CPU rom present, missing?)
// otherwise it seems to run fine on System 16A
//
// note fron any:
// on YM3012 and YM2151 sockets a sub pcb is attached
// on that pcb there are 2x YM2203, 2 Y3014 and 3 ttl chips

ROM_START( shinoblb )
	ROM_REGION( 0x040000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "4.3k", 0x000000, 0x10000, CRC(c178a39c) SHA1(05ff1679cdfc3618df8b3fabdeab64b1f2299aa3) )
	ROM_LOAD16_BYTE( "2.3n", 0x000001, 0x10000, CRC(5ad8ebf2) SHA1(b22e0c8d4b27c553abface17c625e207d19417ab) )
	ROM_LOAD16_BYTE( "5.2k", 0x020000, 0x10000, CRC(a2a620bd) SHA1(f8b135ce14d6c5eac5e40ddfd5ad2f1e6f2bc7a6) )
	ROM_LOAD16_BYTE( "3.2n", 0x020001, 0x10000, CRC(a3ceda52) SHA1(97a1c52a162fb1d43b3f8f16613b70ce582a8d26) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "8.3b", 0x00000, 0x10000, CRC(46627e7d) SHA1(66bb5b22a2100e7b9df303007a837bc2d52cf7ba) )
	ROM_LOAD( "7.4b", 0x10000, 0x10000, CRC(87d0f321) SHA1(885b38eaff2dcaeab4eeaa20cc8a2885d520abd6) )
	ROM_LOAD( "6.5b", 0x20000, 0x10000, CRC(efb4af87) SHA1(0b8a905023e1bc808fd2b1c3cfa3778cde79e659) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "9.6r",  0x00001, 0x08000, CRC(611f413a) SHA1(180f83216e2dfbfd77b0fb3be83c3042954d12df) )
	ROM_CONTINUE(             0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "13.8r", 0x00000, 0x08000, CRC(5eb00fc1) SHA1(97e02eee74f61fabcad2a9e24f1868cafaac1d51) )
	ROM_CONTINUE(             0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "10.6q", 0x10001, 0x08000, CRC(3c0797c0) SHA1(df18c7987281bd9379026c6cf7f96f6ae49fd7f9) )
	ROM_CONTINUE(             0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "14.8q", 0x10000, 0x08000, CRC(25307ef8) SHA1(91ffbe436f80d583524ee113a8b7c0cf5d8ab286) )
	ROM_CONTINUE(             0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "11.6p", 0x20001, 0x08000, CRC(c29ac34e) SHA1(b5e9b8c3233a7d6797f91531a0d9123febcf1660) )
	ROM_CONTINUE(             0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "15.8p", 0x20000, 0x08000, CRC(04a437f8) SHA1(ea5fed64443236e3404fab243761e60e2e48c84c) )
	ROM_CONTINUE(             0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "12.6n", 0x30001, 0x08000, CRC(41f41063) SHA1(5cc461e9738dddf9eea06831fce3702d94674163) )
	ROM_CONTINUE(             0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "16.8n", 0x30000, 0x08000, CRC(b6e1fd72) SHA1(eb86e4bf880bd1a1d9bcab3f2f2e917bcaa06172) )
	ROM_CONTINUE(             0x70000, 0x08000 )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "1.5s", 0x0000, 0x8000, CRC(dd50b745) SHA1(52e1977569d3713ad864d607170c9a61cd059a65) )

	// these 2 n7751 roms weren't present in this set, it's possible it didn't have them
	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x08000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "b9", 0x0000, 0x8000, CRC(6d7966da) SHA1(90f55a99f784c21d7c135e630f4e8b1d4d043d66) )

	ROM_REGION( 0x08000, "samples", 0 )
	// sound samples (played by what?, not the same as the original)
	// marked as 'bad dump' pending investigation, we might actually be missing a cpu rom to play them
	ROM_LOAD( "17.6u", 0x0000, 0x8000, BAD_DUMP CRC(b7a6890c) SHA1(6431df82c7dbe454cabc6084c1a677ebb42ae4b3) )
ROM_END

//*************************************************************************************************************************
//  Shinobi, Sega System 16A
//  CPU: FD1094 (317-0050)
//
ROM_START( shinobi1 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-11262.42", 0x000000, 0x10000, CRC(d4b8df12) SHA1(64bfa2dd8a3d99728d9eeb114887272d9590d0b8) )
	ROM_LOAD16_BYTE( "epr-11260.27", 0x000001, 0x10000, CRC(2835c95d) SHA1(b5b42af265d3a16183e02d58b053ec2894072679) )
	ROM_LOAD16_BYTE( "epr-11263.43", 0x020000, 0x10000, CRC(a2a620bd) SHA1(f8b135ce14d6c5eac5e40ddfd5ad2f1e6f2bc7a6) )
	ROM_LOAD16_BYTE( "epr-11261.25", 0x020001, 0x10000, CRC(a3ceda52) SHA1(97a1c52a162fb1d43b3f8f16613b70ce582a8d26) )

	ROM_REGION( 0x2000, "maincpu:key", 0 )  // decryption key
	ROM_LOAD( "317-0050.key", 0x0000, 0x2000, CRC(82c39ced) SHA1(5490237ff7f20f9ebfa3e46eedd5afd4f1c28548) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-11264.95", 0x00000, 0x10000, CRC(46627e7d) SHA1(66bb5b22a2100e7b9df303007a837bc2d52cf7ba) )
	ROM_LOAD( "epr-11265.94", 0x10000, 0x10000, CRC(87d0f321) SHA1(885b38eaff2dcaeab4eeaa20cc8a2885d520abd6) )
	ROM_LOAD( "epr-11266.93", 0x20000, 0x10000, CRC(efb4af87) SHA1(0b8a905023e1bc808fd2b1c3cfa3778cde79e659) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-11290.10", 0x00001, 0x08000, CRC(611f413a) SHA1(180f83216e2dfbfd77b0fb3be83c3042954d12df) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11294.11", 0x00000, 0x08000, CRC(5eb00fc1) SHA1(97e02eee74f61fabcad2a9e24f1868cafaac1d51) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11291.17", 0x10001, 0x08000, CRC(3c0797c0) SHA1(df18c7987281bd9379026c6cf7f96f6ae49fd7f9) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11295.18", 0x10000, 0x08000, CRC(25307ef8) SHA1(91ffbe436f80d583524ee113a8b7c0cf5d8ab286) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11292.23", 0x20001, 0x08000, CRC(c29ac34e) SHA1(b5e9b8c3233a7d6797f91531a0d9123febcf1660) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11296.24", 0x20000, 0x08000, CRC(04a437f8) SHA1(ea5fed64443236e3404fab243761e60e2e48c84c) )
	ROM_CONTINUE(                    0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11293.29", 0x30001, 0x08000, CRC(41f41063) SHA1(5cc461e9738dddf9eea06831fce3702d94674163) )
	ROM_CONTINUE(                    0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11297.30", 0x30000, 0x08000, CRC(b6e1fd72) SHA1(eb86e4bf880bd1a1d9bcab3f2f2e917bcaa06172) )
	ROM_CONTINUE(                    0x70000, 0x08000 )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-11267.12", 0x0000, 0x8000, CRC(dd50b745) SHA1(52e1977569d3713ad864d607170c9a61cd059a65) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x08000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-11268.1",  0x0000, 0x8000, CRC(6d7966da) SHA1(90f55a99f784c21d7c135e630f4e8b1d4d043d66) )
ROM_END

ROM_START( shinobi1d )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "bootleg_epr-11262.42", 0x000000, 0x10000, CRC(9a54a498) SHA1(34413767d09178f715be4147dfe48e3b1ef95021) )
	ROM_LOAD16_BYTE( "bootleg_epr-11260.27", 0x000001, 0x10000, CRC(8f571c5f) SHA1(6264fad35ca7e6ae38a0a4c49a7aba16ddb8a0e2) )
	ROM_LOAD16_BYTE( "epr-11263.43", 0x020000, 0x10000, CRC(a2a620bd) SHA1(f8b135ce14d6c5eac5e40ddfd5ad2f1e6f2bc7a6) )
	ROM_LOAD16_BYTE( "epr-11261.25", 0x020001, 0x10000, CRC(a3ceda52) SHA1(97a1c52a162fb1d43b3f8f16613b70ce582a8d26) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-11264.95", 0x00000, 0x10000, CRC(46627e7d) SHA1(66bb5b22a2100e7b9df303007a837bc2d52cf7ba) )
	ROM_LOAD( "epr-11265.94", 0x10000, 0x10000, CRC(87d0f321) SHA1(885b38eaff2dcaeab4eeaa20cc8a2885d520abd6) )
	ROM_LOAD( "epr-11266.93", 0x20000, 0x10000, CRC(efb4af87) SHA1(0b8a905023e1bc808fd2b1c3cfa3778cde79e659) )

	ROM_REGION16_BE( 0x080000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-11290.10", 0x00001, 0x08000, CRC(611f413a) SHA1(180f83216e2dfbfd77b0fb3be83c3042954d12df) )
	ROM_CONTINUE(                    0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11294.11", 0x00000, 0x08000, CRC(5eb00fc1) SHA1(97e02eee74f61fabcad2a9e24f1868cafaac1d51) )
	ROM_CONTINUE(                    0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11291.17", 0x10001, 0x08000, CRC(3c0797c0) SHA1(df18c7987281bd9379026c6cf7f96f6ae49fd7f9) )
	ROM_CONTINUE(                    0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11295.18", 0x10000, 0x08000, CRC(25307ef8) SHA1(91ffbe436f80d583524ee113a8b7c0cf5d8ab286) )
	ROM_CONTINUE(                    0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11292.23", 0x20001, 0x08000, CRC(c29ac34e) SHA1(b5e9b8c3233a7d6797f91531a0d9123febcf1660) )
	ROM_CONTINUE(                    0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11296.24", 0x20000, 0x08000, CRC(04a437f8) SHA1(ea5fed64443236e3404fab243761e60e2e48c84c) )
	ROM_CONTINUE(                    0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11293.29", 0x30001, 0x08000, CRC(41f41063) SHA1(5cc461e9738dddf9eea06831fce3702d94674163) )
	ROM_CONTINUE(                    0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "epr-11297.30", 0x30000, 0x08000, CRC(b6e1fd72) SHA1(eb86e4bf880bd1a1d9bcab3f2f2e917bcaa06172) )
	ROM_CONTINUE(                    0x70000, 0x08000 )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-11267.12", 0x0000, 0x8000, CRC(dd50b745) SHA1(52e1977569d3713ad864d607170c9a61cd059a65) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x08000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-11268.1",  0x0000, 0x8000, CRC(6d7966da) SHA1(90f55a99f784c21d7c135e630f4e8b1d4d043d66) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Sukeban Jansi Ryuko, Sega System 16A
//  CPU: FD1089B (317-5021, also 317-5018 known to be exist)
//
//   (JPN Ver.)
//  (c)1988 White Boar
//
//  Sega System 16A/16B
//
//  IC61:   839-0068 (16A)
//  IC69:   315-5150 (16A)
//
//  CPU:    317-5021 (16A/16B)
//
ROM_START( sjryuko1 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-12251.43",  0x000000, 0x08000, CRC(1af3cd0b) SHA1(a14907bf8da8010bacaf35893037310f1bb8d375) )
	ROM_LOAD16_BYTE( "epr-12249.26",  0x000001, 0x08000, CRC(743d467d) SHA1(0eaccd3fd5c64513a86d23928a1469557c972f57) )
	ROM_LOAD16_BYTE( "epr-12252.42",  0x010000, 0x08000, CRC(7ae309d6) SHA1(399c2a4d8b64df03e02b95cc635ee041254b7683) )
	ROM_LOAD16_BYTE( "epr-12250.25",  0x010001, 0x08000, CRC(52c40f19) SHA1(0606943248b2433b70a7e4ad3408d4d3957756c9) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "12224-95.b9",  0x00000, 0x08000, CRC(eac17ba1) SHA1(6dfea3383b7c9c47bc0943a8d86fc89efcb85ae2) )
	ROM_LOAD( "12225-94.b10", 0x08000, 0x08000, CRC(2310fc98) SHA1(c40ca62edbe5cfa2f84811426233412cd5bd398c) )
	ROM_LOAD( "12226-93.b11", 0x10000, 0x08000, CRC(210e6999) SHA1(5707cc613060b0070a822850b9afab8293f64dd7) )
	//(epr- xxxxx - S16a location . S16b location

	ROM_REGION16_BE( 0x80000, "sprites", ROMREGION_ERASE00 ) // sprites
	ROM_LOAD16_BYTE( "12232-10.b1", 0x00001, 0x08000, CRC(0adec62b) SHA1(cd798a7994cea73bffe78feac4e692d755074b1d) )
	ROM_CONTINUE(                   0x40001, 0x08000 )
	ROM_LOAD16_BYTE( "12236-11.b5", 0x00000, 0x08000, CRC(286b9af8) SHA1(085251b8ce8b7fadf15b8ebd5872f0337adf142b) )
	ROM_CONTINUE(                   0x40000, 0x08000 )
	ROM_LOAD16_BYTE( "12233-17.b2", 0x10001, 0x08000, CRC(3e45969c) SHA1(804f3714c97877c6f0caf458f8af38e8d8179d73) )
	ROM_CONTINUE(                   0x50001, 0x08000 )
	ROM_LOAD16_BYTE( "12237-18.b6", 0x10000, 0x08000, CRC(e5058e96) SHA1(4a1f663c7c87fe7177a52017da3f2f55568bd863) )
	ROM_CONTINUE(                   0x50000, 0x08000 )
	ROM_LOAD16_BYTE( "12234-23.b3", 0x20001, 0x08000, CRC(8c8d54ef) SHA1(a8adee4f6ad8079af88cf471af42ace8ac8d093e) )
	ROM_CONTINUE(                   0x60001, 0x08000 )
	ROM_LOAD16_BYTE( "12238-24.b7", 0x20000, 0x08000, CRC(7ada3304) SHA1(e402442e73d93a1b174e3fcab6a97fb2d450994c) )
	ROM_CONTINUE(                   0x60000, 0x08000 )
	ROM_LOAD16_BYTE( "12235-29.b4", 0x30001, 0x08000, CRC(fa45d511) SHA1(41e343b039e8633b2469a5eaf5e4196b682f0d01) )
	ROM_CONTINUE(                   0x70001, 0x08000 )
	ROM_LOAD16_BYTE( "12239-30.b8", 0x30000, 0x08000, CRC(91f70c8b) SHA1(c3ac9cf248540d948f7845eb17ec95e1be8d00bb) )
	ROM_CONTINUE(                   0x70000, 0x08000 )
	//(epr- xxxxx - S16a location . S16b location

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12227.12", 0x0000, 0x8000, CRC(5b12409d) SHA1(b25d6fa004461426f6358ab70fd071239c78e949) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x20000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-12228.1", 0x00000, 0x8000, CRC(6b2e6aef) SHA1(64ae6ec327c32cdb877a493ebfe11af15e2388ac) )
	ROM_LOAD( "epr-12229.2", 0x08000, 0x8000, CRC(b7aa015c) SHA1(0ef023f73722e27180c271b207a5097220f40b5e) )
	ROM_LOAD( "epr-12230.4", 0x10000, 0x8000, CRC(d0f61fd4) SHA1(e6f29459d7395122f26957f56e38926aebd9004c) )
	ROM_LOAD( "epr-12231.5", 0x18000, 0x8000, CRC(780bdc57) SHA1(8c859043bba389292604385b88c743728180f9a9) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-5021.key", 0x0000, 0x2000, CRC(c3e32937) SHA1(22bccea1c3d97adca3dce2fa418f7e7b058c0837) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Tetris, Sega System 16A
//  CPU: FD1094 (317-0093)
//
//  Top board
//
//  Pos.   Label       Part        Notes
//
//  D4     EPR-12205   27C256      Z80 program
//  D8     EPR-12200   27C256      68000 program
//  C8     Unused                  68000 program
//  B8     Unused                  68000 program
//  D11    EPR-12201   27C256      68000 program
//  C11    Unused                  68000 program
//  B11    Unused                  68000 program
//  C18    EPR-12204   27C512      Tile data
//  D18    EPR-12203   27C512      Tile data
//  E18    EPR-12202   27C512      Tile data
//
//  Bottom board
//
//  Pos.   Label       Part        Notes
//
//  D3     EPR-12169   27C256      Sprite data
//  D4     Unused                  Sprite data
//  D5     Unused                  Sprite data
//  D6     Unused                  Sprite data
//  F3     EPR-12170   27C256      Sprite data
//  F4     Unused                  Sprite data
//  F5     Unused                  Sprite data
//  F6     Unused                  Sprite data
//
ROM_START( tetris )
	ROM_REGION( 0x40000, "maincpu", ROMREGION_ERASEFF ) // 68000 code
	ROM_LOAD16_BYTE( "epr-12201.rom", 0x000000, 0x8000, CRC(338e9b51) SHA1(f56a1124c963d4ad72a806b26f9aa906aaa37d2b) )
	ROM_LOAD16_BYTE( "epr-12200.rom", 0x000001, 0x8000, CRC(fb058779) SHA1(0045985ea943ebc7e44bd95127c5e5212c2821e8) )

	ROM_REGION( 0x2000, "maincpu:key", 0 )  // decryption key
	ROM_LOAD( "317-0093.key",  0x0000, 0x2000, CRC(e0064442) SHA1(cc70b1a2c66729c4540dabd6a24a5f5615beedcd) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12202.rom", 0x00000, 0x10000, CRC(2f7da741) SHA1(51a685673b4a57a13818eca65d122230f20bd9a0) )
	ROM_LOAD( "epr-12203.rom", 0x10000, 0x10000, CRC(a6e58ec5) SHA1(5a6c43c989768270e0ab61cfaa5ef86d4607fe20) )
	ROM_LOAD( "epr-12204.rom", 0x20000, 0x10000, CRC(0ae98e23) SHA1(f067b81b85f9e03a6373c7c53ff52d5395b8a985) )

	ROM_REGION16_BE( 0x10000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12169.b1",  0x00001, 0x8000, CRC(dacc6165) SHA1(87b1a7643e3630ff73b2b117752496e1ea5da23d) )
	ROM_LOAD16_BYTE( "epr-12170.b5",  0x00000, 0x8000, CRC(87354e42) SHA1(e7fd55aee59b51d82cb9b619fbb815ad6839560c) )

	ROM_REGION( 0x40000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12205.rom", 0x0000, 0x8000, CRC(6695dc99) SHA1(08123aa24c302bc9243329384bd9c2545a4d50c3) )
ROM_END

ROM_START( tetrisd )
	ROM_REGION( 0x40000, "maincpu", ROMREGION_ERASEFF ) // 68000 code
	ROM_LOAD16_BYTE( "bootleg_epr-12201.rom", 0x000000, 0x8000, CRC(0b694740) SHA1(c480e14c36f063851732d0a5985a6c744fa96062) )
	ROM_LOAD16_BYTE( "bootleg_epr-12200.rom", 0x000001, 0x8000, CRC(343c0670) SHA1(cc0b7eeea411d533e973e71fe3121285e24869b0) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12202.rom", 0x00000, 0x10000, CRC(2f7da741) SHA1(51a685673b4a57a13818eca65d122230f20bd9a0) )
	ROM_LOAD( "epr-12203.rom", 0x10000, 0x10000, CRC(a6e58ec5) SHA1(5a6c43c989768270e0ab61cfaa5ef86d4607fe20) )
	ROM_LOAD( "epr-12204.rom", 0x20000, 0x10000, CRC(0ae98e23) SHA1(f067b81b85f9e03a6373c7c53ff52d5395b8a985) )

	ROM_REGION16_BE( 0x10000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12169.b1",  0x00001, 0x8000, CRC(dacc6165) SHA1(87b1a7643e3630ff73b2b117752496e1ea5da23d) )
	ROM_LOAD16_BYTE( "epr-12170.b5",  0x00000, 0x8000, CRC(87354e42) SHA1(e7fd55aee59b51d82cb9b619fbb815ad6839560c) )

	ROM_REGION( 0x40000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12205.rom", 0x0000, 0x8000, CRC(6695dc99) SHA1(08123aa24c302bc9243329384bd9c2545a4d50c3) )
ROM_END


//*************************************************************************************************************************
//  Tetris, Sega System 16A
//  CPU: FD1094 (317-0093a)
//
ROM_START( tetris3 )
	ROM_REGION( 0x40000, "maincpu", ROMREGION_ERASEFF ) // 68000 code
	ROM_LOAD16_BYTE( "epr-12201a.43", 0x000000, 0x8000, CRC(9250e5cf) SHA1(e848a8279ce35f516754eec33b3b443d2e819eaa) )
	ROM_LOAD16_BYTE( "epr-12200a.26", 0x000001, 0x8000, CRC(85d4b0ff) SHA1(f9d8e1ebb0c02a6c3c0b0acc78a6bea081ffc6f7) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0093a.key", 0x0000, 0x2000, CRC(7ca4a8ee) SHA1(c85763b7c5d606ee72181d9baba7de5e2c457fd8) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12202.rom", 0x00000, 0x10000, CRC(2f7da741) SHA1(51a685673b4a57a13818eca65d122230f20bd9a0) )
	ROM_LOAD( "epr-12203.rom", 0x10000, 0x10000, CRC(a6e58ec5) SHA1(5a6c43c989768270e0ab61cfaa5ef86d4607fe20) )
	ROM_LOAD( "epr-12204.rom", 0x20000, 0x10000, CRC(0ae98e23) SHA1(f067b81b85f9e03a6373c7c53ff52d5395b8a985) )

	ROM_REGION16_BE( 0x10000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12169.b1",  0x00001, 0x8000, CRC(dacc6165) SHA1(87b1a7643e3630ff73b2b117752496e1ea5da23d) )
	ROM_LOAD16_BYTE( "epr-12170.b5",  0x00000, 0x8000, CRC(87354e42) SHA1(e7fd55aee59b51d82cb9b619fbb815ad6839560c) )

	ROM_REGION( 0x40000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12205.rom", 0x0000, 0x8000, CRC(6695dc99) SHA1(08123aa24c302bc9243329384bd9c2545a4d50c3) )
ROM_END

ROM_START( tetris3d )
	ROM_REGION( 0x40000, "maincpu", ROMREGION_ERASEFF ) // 68000 code
	ROM_LOAD16_BYTE( "bootleg_epr-12201a.43", 0x000000, 0x8000, CRC(1d88bd84) SHA1(ddb05a131dea2df70abe197675175c231eb35b03) )
	ROM_LOAD16_BYTE( "bootleg_epr-12200a.26", 0x000001, 0x8000, CRC(1ba35f78) SHA1(2405597ad169d1cd0ef06e9c2c28e63e18e1f1b7) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12202.rom", 0x00000, 0x10000, CRC(2f7da741) SHA1(51a685673b4a57a13818eca65d122230f20bd9a0) )
	ROM_LOAD( "epr-12203.rom", 0x10000, 0x10000, CRC(a6e58ec5) SHA1(5a6c43c989768270e0ab61cfaa5ef86d4607fe20) )
	ROM_LOAD( "epr-12204.rom", 0x20000, 0x10000, CRC(0ae98e23) SHA1(f067b81b85f9e03a6373c7c53ff52d5395b8a985) )

	ROM_REGION16_BE( 0x10000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12169.b1",  0x00001, 0x8000, CRC(dacc6165) SHA1(87b1a7643e3630ff73b2b117752496e1ea5da23d) )
	ROM_LOAD16_BYTE( "epr-12170.b5",  0x00000, 0x8000, CRC(87354e42) SHA1(e7fd55aee59b51d82cb9b619fbb815ad6839560c) )

	ROM_REGION( 0x40000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12205.rom", 0x0000, 0x8000, CRC(6695dc99) SHA1(08123aa24c302bc9243329384bd9c2545a4d50c3) )
ROM_END

//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Time Scanner, Sega System 16A
//  CPU: FD1089B (317-0024)
//
//  GAME NUMBER: TOP 837-5941-01, BOTTOM 837-5942-01
//  CPU: FD1089B 6J2 317-0024
//
//  BOARD: SYSTEM 16B
//
//  GAME NUMBER: ???-????-??
//  CPU: MC68000
//
//  IC POSITIONS    EPROMS      EPROMS
//  S16A    S16B    NUMBERS     FUNCTIONS
//
//  26  -   EPR10537A   PROGRAM 317-0024
//  25  -   EPR10538    "
//  24  -   EPR10539    "
//  43  -   EPR10540A   "
//  42  -   EPR10541    "
//  41  -   EPR10542    "
//
//  95  B9  EPR10543    SCREEN
//  94  B10 EPR10544    "
//  93  B11 EPR10545    "
//
//  12  -   EPR10546    SOUND PROGRAM
//  1   -   EPR10547    SPEECH
//
//  10  B1  EPR10548    OBJECT
//  17  B2  EPR10549    "
//  23  B3  EPR10550    "
//  29  B4  EPR10551    "
//  11  B5  EPR10552    "
//  18  B6  EPR10553    "
//  24  B7  EPR10554    "
//  30  B8  EPR10555    "
//
//  -   A7  EPR10562    SOUND PROGRAM
//  -   A8  EPR10563    SPEECH
//
//  -   A1  EPR10850    PROGRAM MC68000
//  -   A2  EPR10851    "
//  -   A3  EPR10852    "
//  -   A4  EPR10853    "
//  -   A5  EPR10854    "
//  -   A6  EPR10855    "
//
ROM_START( timescan1 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-10540a.43", 0x00000, 0x8000, CRC(76848b0b) SHA1(a7755898c2b3212d80034c47760440db6dcde83c) )
	ROM_LOAD16_BYTE( "epr-10537a.26", 0x00001, 0x8000, CRC(4ddc434a) SHA1(54908654f1445f2d3a3b1496015f3347ad603225) )
	ROM_LOAD16_BYTE( "epr-10541.42",  0x10000, 0x8000, CRC(cc6d945e) SHA1(0ace2a8fddc27da4c8c3efb16f245f6325f02ed5) )
	ROM_LOAD16_BYTE( "epr-10538.25",  0x10001, 0x8000, CRC(68379473) SHA1(7f6e0b3fb29ef5dd1023625ef7a7270fc230d40f) )
	ROM_LOAD16_BYTE( "epr-10542.41",  0x20000, 0x8000, CRC(10217dfa) SHA1(845ea0483dca0aae042da52fbd7bc07e7e2f026d) )
	ROM_LOAD16_BYTE( "epr-10539.24",  0x20001, 0x8000, CRC(10943b2e) SHA1(a297ed455062a3d39b9eecfe2b92474d47ce758f) )

	ROM_REGION( 0x18000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-10543.95", 0x00000, 0x8000, CRC(07dccc37) SHA1(544cc6a3b3ef64727ecf5098b84ade2dd5330614) )
	ROM_LOAD( "epr-10544.94", 0x08000, 0x8000, CRC(84fb9a3a) SHA1(efde54cc9582f68e58cae05f717a4fc8f620c0fc) )
	ROM_LOAD( "epr-10545.93", 0x10000, 0x8000, CRC(c8694bc0) SHA1(e48fc349ef454ded86141937f70b006e64da6b6b) )

	ROM_REGION16_BE( 0x40000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-10548.10",  0x00001, 0x8000, CRC(aa150735) SHA1(b6e6ff9229c641e196fc7a0a2cf7aa362f554676) )
	ROM_LOAD16_BYTE( "epr-10552.11",  0x00000, 0x8000, CRC(6fcbb9f7) SHA1(0a0fab930477d8b79e500263bbc80d3bf73778f8) )
	ROM_LOAD16_BYTE( "epr-10549.17",  0x10001, 0x8000, CRC(2f59f067) SHA1(1fb64cce2f98ddcb5ecb662e63ea636a8da08bcd) )
	ROM_LOAD16_BYTE( "epr-10553.18",  0x10000, 0x8000, CRC(8a220a9f) SHA1(c17547d85721fa19e5f445b5be30b3fbf5e8cc6e) )
	ROM_LOAD16_BYTE( "epr-10550.23",  0x20001, 0x8000, CRC(f05069ff) SHA1(bd95761036c2fad8ddf4e169d899b173822ee4b0) )
	ROM_LOAD16_BYTE( "epr-10554.24",  0x20000, 0x8000, CRC(dc64f809) SHA1(ea85eefa98ec55e9e872940821a959ff4eb1bd1c) )
	ROM_LOAD16_BYTE( "epr-10551.29",  0x30001, 0x8000, CRC(435d811f) SHA1(b28eb09620113cd7578387c4d96029f2acb8ec06) )
	ROM_LOAD16_BYTE( "epr-10555.30",  0x30000, 0x8000, CRC(2143c471) SHA1(d413aa216349ddf773a39d2826c3a940b4149229) )

	ROM_REGION( 0x20000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-10546.12", 0x0000, 0x8000, CRC(1ebee5cc) SHA1(5e24ee25e770068a1292e657307cf53f6a8ae1c9) )

	ROM_REGION( 0x1000, "n7751", 0 )      // 4k for 7751 onboard ROM
	ROM_LOAD( "7751.bin",     0x0000, 0x0400, CRC(6a9534fc) SHA1(67ad94674db5c2aab75785668f610f6f4eccd158) ) // 7751 - U34

	ROM_REGION( 0x08000, "n7751data", 0 ) // 7751 sound data
	ROM_LOAD( "epr-10547.1",  0x0000, 0x8000, CRC(d24ffc4b) SHA1(3b250e1f026664f7a37f65d1c1a07381e88f11e8) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key
	ROM_LOAD( "317-0024.key", 0x0000, 0x2000, CRC(0e64a504) SHA1(8fb61568d2775e403eb521f82f9d1058a0555a65) )
ROM_END


//*************************************************************************************************************************
//*************************************************************************************************************************
//*************************************************************************************************************************
//  Wonder Boy III, Sega System 16A
//  CPU: FD1094 (317-0084)
//
ROM_START( wb31 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-12084.bin", 0x000000, 0x10000, CRC(b6deb654) SHA1(37066cc63902233bb8b56d3171c42bf8a8f82e58) )
	ROM_LOAD16_BYTE( "epr-12082.bin", 0x000001, 0x10000, CRC(38dc5b15) SHA1(b25bf60d269a87f9d8dbc1a3787c8ff9a6e7482c) )
	ROM_LOAD16_BYTE( "epr-12085.bin", 0x020000, 0x10000, CRC(0962098b) SHA1(150fc439dd5e773bef706f058abdb4d2ec44e355) )
	ROM_LOAD16_BYTE( "epr-12083.bin", 0x020001, 0x10000, CRC(3d631a8e) SHA1(4940ff6cf380fb914876ade39ea37f42b79bf11d) )

	ROM_REGION( 0x2000, "maincpu:key", 0 )  // decryption key
	ROM_LOAD( "317-0084.key",  0x0000, 0x2000, CRC(2c58dafa) SHA1(24d06970eda896fdd5e3486132bd19834f7d3659) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12086.bin", 0x00000, 0x10000, CRC(45b949df) SHA1(84390d16da00b775988e5f6c20950cb2304b1a74) )
	ROM_LOAD( "epr-12087.bin", 0x10000, 0x10000, CRC(6f0396b7) SHA1(0a340f2b58e5ecfe504197a8fd2111181e868a3e) )
	ROM_LOAD( "epr-12088.bin", 0x20000, 0x10000, CRC(ba8c0749) SHA1(7d996c7a1ad249c06ef7ec9c87a83710c98005d3) )

	ROM_REGION16_BE( 0x80000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12090.b1", 0x00001, 0x008000, CRC(aeeecfca) SHA1(496124b170a725ad863c741d4e021ab947511e4c) )
	ROM_CONTINUE(                    0x40001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12094.b5", 0x00000, 0x008000, CRC(615e4927) SHA1(d23f164973afa770714e284a77ddf10f18cc596b) )
	ROM_CONTINUE(                    0x40000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12091.b2", 0x10001, 0x008000, CRC(8409a243) SHA1(bcbb9510a6499d8147543d6befa5a49f4ac055d9) )
	ROM_CONTINUE(                    0x50001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12095.b6", 0x10000, 0x008000, CRC(e774ec2c) SHA1(a4aa15ec7be5539a740ad02ff720458018dbc536) )
	ROM_CONTINUE(                    0x50000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12092.b3", 0x20001, 0x008000, CRC(5c2f0d90) SHA1(e0fbc0f841e4607ad232931368b16e81440a75c4) )
	ROM_CONTINUE(                    0x60001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12096.b7", 0x20000, 0x008000, CRC(0cd59d6e) SHA1(caf754a461feffafcfe7bfc6e89da76c4db257c5) )
	ROM_CONTINUE(                    0x60000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12093.b4", 0x30001, 0x008000, CRC(4891e7bb) SHA1(1be04fcabe9bfa8cf746263a5bcca67902a021a0) )
	ROM_CONTINUE(                    0x70001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12097.b8", 0x30000, 0x008000, CRC(e645902c) SHA1(497cfcf6c25cc2e042e16dbcb1963d2223def15a) )
	ROM_CONTINUE(                    0x70000, 0x008000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12089.bin", 0x0000, 0x8000, CRC(8321eb0b) SHA1(61cf95833c0aa38e35fc18db39d4ec74e4aaf01e) )
ROM_END

ROM_START( wb31d )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "bootleg_epr12084.bin", 0x000000, 0x10000, CRC(0cfe1b00) SHA1(b4e50bb0d677647a71c1d3adac9f955774e3fa0e) )
	ROM_LOAD16_BYTE( "bootleg_epr12082.bin", 0x000001, 0x10000, CRC(9e324162) SHA1(49cbec212bec832722b4816e2186e6cb1c204b0e) )
	ROM_LOAD16_BYTE( "epr-12085.bin", 0x020000, 0x10000, CRC(0962098b) SHA1(150fc439dd5e773bef706f058abdb4d2ec44e355) )
	ROM_LOAD16_BYTE( "epr-12083.bin", 0x020001, 0x10000, CRC(3d631a8e) SHA1(4940ff6cf380fb914876ade39ea37f42b79bf11d) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12086.bin", 0x00000, 0x10000, CRC(45b949df) SHA1(84390d16da00b775988e5f6c20950cb2304b1a74) )
	ROM_LOAD( "epr-12087.bin", 0x10000, 0x10000, CRC(6f0396b7) SHA1(0a340f2b58e5ecfe504197a8fd2111181e868a3e) )
	ROM_LOAD( "epr-12088.bin", 0x20000, 0x10000, CRC(ba8c0749) SHA1(7d996c7a1ad249c06ef7ec9c87a83710c98005d3) )

	ROM_REGION16_BE( 0x80000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12090.b1", 0x00001, 0x008000, CRC(aeeecfca) SHA1(496124b170a725ad863c741d4e021ab947511e4c) )
	ROM_CONTINUE(                    0x40001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12094.b5", 0x00000, 0x008000, CRC(615e4927) SHA1(d23f164973afa770714e284a77ddf10f18cc596b) )
	ROM_CONTINUE(                    0x40000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12091.b2", 0x10001, 0x008000, CRC(8409a243) SHA1(bcbb9510a6499d8147543d6befa5a49f4ac055d9) )
	ROM_CONTINUE(                    0x50001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12095.b6", 0x10000, 0x008000, CRC(e774ec2c) SHA1(a4aa15ec7be5539a740ad02ff720458018dbc536) )
	ROM_CONTINUE(                    0x50000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12092.b3", 0x20001, 0x008000, CRC(5c2f0d90) SHA1(e0fbc0f841e4607ad232931368b16e81440a75c4) )
	ROM_CONTINUE(                    0x60001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12096.b7", 0x20000, 0x008000, CRC(0cd59d6e) SHA1(caf754a461feffafcfe7bfc6e89da76c4db257c5) )
	ROM_CONTINUE(                    0x60000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12093.b4", 0x30001, 0x008000, CRC(4891e7bb) SHA1(1be04fcabe9bfa8cf746263a5bcca67902a021a0) )
	ROM_CONTINUE(                    0x70001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12097.b8", 0x30000, 0x008000, CRC(e645902c) SHA1(497cfcf6c25cc2e042e16dbcb1963d2223def15a) )
	ROM_CONTINUE(                    0x70000, 0x008000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12089.bin", 0x0000, 0x8000, CRC(8321eb0b) SHA1(61cf95833c0aa38e35fc18db39d4ec74e4aaf01e) )
ROM_END

//*************************************************************************************************************************
//  Wonder Boy III, Sega System 16A
//  CPU: FD1089A (317-0086)
//
ROM_START( wb35 )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "epr-12120.43", 0x000000, 0x10000, CRC(cbd8c99b) SHA1(2401aab80293bbe3b603a0b6af33ebc8834915e9) )
	ROM_LOAD16_BYTE( "epr-12118.26", 0x000001, 0x10000, CRC(e9a3280c) SHA1(b7725171286915f8e1039d8063ba9e9f6ab40b56) )
	ROM_LOAD16_BYTE( "epr-12121.42", 0x020000, 0x10000, CRC(5e44c0a9) SHA1(4d4c9575a6cd571a7cf635164e92afd92d4b63fe) )
	ROM_LOAD16_BYTE( "epr-12119.25", 0x020001, 0x10000, CRC(01ed3ef9) SHA1(29491a81a735198393f1cc2f06940cf40168ff59) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12086.95", 0x00000, 0x10000, CRC(45b949df) SHA1(84390d16da00b775988e5f6c20950cb2304b1a74) )
	ROM_LOAD( "epr-12087.94", 0x10000, 0x10000, CRC(6f0396b7) SHA1(0a340f2b58e5ecfe504197a8fd2111181e868a3e) )
	ROM_LOAD( "epr-12088.83", 0x20000, 0x10000, CRC(ba8c0749) SHA1(7d996c7a1ad249c06ef7ec9c87a83710c98005d3) )

	ROM_REGION16_BE( 0x80000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12090.10", 0x00001, 0x008000, CRC(aeeecfca) SHA1(496124b170a725ad863c741d4e021ab947511e4c) )
	ROM_CONTINUE(                    0x40001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12094.11", 0x00000, 0x008000, CRC(615e4927) SHA1(d23f164973afa770714e284a77ddf10f18cc596b) )
	ROM_CONTINUE(                    0x40000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12091.17", 0x10001, 0x008000, CRC(8409a243) SHA1(bcbb9510a6499d8147543d6befa5a49f4ac055d9) )
	ROM_CONTINUE(                    0x50001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12095.18", 0x10000, 0x008000, CRC(e774ec2c) SHA1(a4aa15ec7be5539a740ad02ff720458018dbc536) )
	ROM_CONTINUE(                    0x50000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12092.23", 0x20001, 0x008000, CRC(5c2f0d90) SHA1(e0fbc0f841e4607ad232931368b16e81440a75c4) )
	ROM_CONTINUE(                    0x60001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12096.24", 0x20000, 0x008000, CRC(0cd59d6e) SHA1(caf754a461feffafcfe7bfc6e89da76c4db257c5) )
	ROM_CONTINUE(                    0x60000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12093.29", 0x30001, 0x008000, CRC(4891e7bb) SHA1(1be04fcabe9bfa8cf746263a5bcca67902a021a0) )
	ROM_CONTINUE(                    0x70001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12097.30", 0x30000, 0x008000, CRC(e645902c) SHA1(497cfcf6c25cc2e042e16dbcb1963d2223def15a) )
	ROM_CONTINUE(                    0x70000, 0x008000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12089.12", 0x0000, 0x8000, CRC(8321eb0b) SHA1(61cf95833c0aa38e35fc18db39d4ec74e4aaf01e) )

	ROM_REGION( 0x2000, "maincpu:key", 0 ) // decryption key - Software decrypt, still need an actual hardware dump!
	ROM_LOAD( "317-0086.key", 0x0000, 0x2000, BAD_DUMP CRC(ec480b80) SHA1(f0b1244ba290a59aa95f2f0262802487a505755c) )
ROM_END

ROM_START( wb35d )
	ROM_REGION( 0x40000, "maincpu", 0 ) // 68000 code
	ROM_LOAD16_BYTE( "bootleg_epr-12120.43", 0x000000, 0x10000, CRC(47e62031) SHA1(842e7aac5d2ed2b38c68e70b65494b6511900ee0) )
	ROM_LOAD16_BYTE( "bootleg_epr-12118.26", 0x000001, 0x10000, CRC(d2f74be8) SHA1(83414365b921b617406535f387e6722c14ad8e09) )
	ROM_LOAD16_BYTE( "bootleg_epr-12121.42", 0x020000, 0x10000, CRC(0962098b) SHA1(150fc439dd5e773bef706f058abdb4d2ec44e355) )
	ROM_LOAD16_BYTE( "bootleg_epr-12119.25", 0x020001, 0x10000, CRC(3d631a8e) SHA1(4940ff6cf380fb914876ade39ea37f42b79bf11d) )

	ROM_REGION( 0x30000, "gfx1", 0 ) // tiles
	ROM_LOAD( "epr-12086.95", 0x00000, 0x10000, CRC(45b949df) SHA1(84390d16da00b775988e5f6c20950cb2304b1a74) )
	ROM_LOAD( "epr-12087.94", 0x10000, 0x10000, CRC(6f0396b7) SHA1(0a340f2b58e5ecfe504197a8fd2111181e868a3e) )
	ROM_LOAD( "epr-12088.83", 0x20000, 0x10000, CRC(ba8c0749) SHA1(7d996c7a1ad249c06ef7ec9c87a83710c98005d3) )

	ROM_REGION16_BE( 0x80000, "sprites", 0 ) // sprites
	ROM_LOAD16_BYTE( "epr-12090.10", 0x00001, 0x008000, CRC(aeeecfca) SHA1(496124b170a725ad863c741d4e021ab947511e4c) )
	ROM_CONTINUE(                    0x40001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12094.11", 0x00000, 0x008000, CRC(615e4927) SHA1(d23f164973afa770714e284a77ddf10f18cc596b) )
	ROM_CONTINUE(                    0x40000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12091.17", 0x10001, 0x008000, CRC(8409a243) SHA1(bcbb9510a6499d8147543d6befa5a49f4ac055d9) )
	ROM_CONTINUE(                    0x50001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12095.18", 0x10000, 0x008000, CRC(e774ec2c) SHA1(a4aa15ec7be5539a740ad02ff720458018dbc536) )
	ROM_CONTINUE(                    0x50000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12092.23", 0x20001, 0x008000, CRC(5c2f0d90) SHA1(e0fbc0f841e4607ad232931368b16e81440a75c4) )
	ROM_CONTINUE(                    0x60001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12096.24", 0x20000, 0x008000, CRC(0cd59d6e) SHA1(caf754a461feffafcfe7bfc6e89da76c4db257c5) )
	ROM_CONTINUE(                    0x60000, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12093.29", 0x30001, 0x008000, CRC(4891e7bb) SHA1(1be04fcabe9bfa8cf746263a5bcca67902a021a0) )
	ROM_CONTINUE(                    0x70001, 0x008000 )
	ROM_LOAD16_BYTE( "epr-12097.30", 0x30000, 0x008000, CRC(e645902c) SHA1(497cfcf6c25cc2e042e16dbcb1963d2223def15a) )
	ROM_CONTINUE(                    0x70000, 0x008000 )

	ROM_REGION( 0x10000, "soundcpu", 0 ) // sound CPU
	ROM_LOAD( "epr-12089.12", 0x0000, 0x8000, CRC(8321eb0b) SHA1(61cf95833c0aa38e35fc18db39d4ec74e4aaf01e) )
ROM_END


//**************************************************************************
//  CONFIGURATION
//**************************************************************************

//-------------------------------------------------
//  init_generic - common initialization
//-------------------------------------------------

void segas16a_state::init_generic()
{
	// configure the NVRAM to point to our workram
	m_nvram->set_base(m_workram, m_workram.bytes());

	// create default read/write handlers
	m_custom_io_r = read16_delegate(FUNC(segas16a_state::standard_io_r), this);
	m_custom_io_w = write16_delegate(FUNC(segas16a_state::standard_io_w), this);

	// save state
	save_item(NAME(m_video_control));
	save_item(NAME(m_mcu_control));
	save_item(NAME(m_n7751_command));
	save_item(NAME(m_n7751_rom_address));
	save_item(NAME(m_last_buttons1));
	save_item(NAME(m_last_buttons2));
	save_item(NAME(m_read_port));
	save_item(NAME(m_mj_input_num));
}


//-------------------------------------------------
//  init_* - game-specific initialization
//-------------------------------------------------

void segas16a_state::init_aceattaca()
{
	init_generic();
	m_custom_io_r = read16_delegate(FUNC(segas16a_state::aceattaca_custom_io_r), this);
	m_custom_io_w = write16_delegate(FUNC(segas16a_state::aceattaca_custom_io_w), this);
}

void segas16a_state::init_dumpmtmt()
{
	init_generic();
	m_i8751_vblank_hook = i8751_sim_delegate(&segas16a_state::dumpmtmt_i8751_sim, this);
}

void segas16a_state::init_mjleague()
{
	init_generic();
	m_custom_io_r = read16_delegate(FUNC(segas16a_state::mjleague_custom_io_r), this);
}

void segas16a_state::init_passsht16a()
{
	init_generic();
	m_custom_io_r = read16_delegate(FUNC(segas16a_state::passsht16a_custom_io_r), this);
}

void segas16a_state::init_quartet()
{
	init_generic();
	m_i8751_vblank_hook = i8751_sim_delegate(&segas16a_state::quartet_i8751_sim, this);
}


void segas16a_state::init_sdi()
{
	init_generic();
	m_custom_io_r = read16_delegate(FUNC(segas16a_state::sdi_custom_io_r), this);
}

void segas16a_state::init_sjryukoa()
{
	init_generic();
	m_custom_io_r = read16_delegate(FUNC(segas16a_state::sjryuko_custom_io_r), this);
	m_lamp_changed_w = lamp_changed_delegate(&segas16a_state::sjryuko_lamp_changed_w, this);
}



//**************************************************************************
//  GAME DRIVERS
//**************************************************************************

//    YEAR, NAME,       PARENT,   MACHINE,                  INPUT,      INIT,                            MONITOR,COMPANY,FULLNAME,FLAGS
// "Pre-System 16"
GAME( 1986, bodyslam,   0,        system16a_i8751,          bodyslam,        segas16a_state,            init_generic,     ROT0,   "Sega", "Body Slam (8751 317-0015)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, dumpmtmt,   bodyslam, system16a_i8751,          bodyslam,        segas16a_state,            init_dumpmtmt,    ROT0,   "Sega", "Dump Matsumoto (Japan, 8751 317-0011a)", MACHINE_UNEMULATED_PROTECTION | MACHINE_SUPPORTS_SAVE )

GAME( 1985, mjleague,   0,        system16a,                mjleague,        segas16a_state,            init_mjleague,    ROT270, "Sega", "Major League", MACHINE_SUPPORTS_SAVE )

GAME( 1986, quartet,    0,        system16a_i8751,          quartet,         segas16a_state,            init_quartet,     ROT0,   "Sega", "Quartet (Rev A, 8751 315-5194)", MACHINE_UNEMULATED_PROTECTION | MACHINE_SUPPORTS_SAVE )

GAME( 1986, quarteta,   quartet,  system16a_i8751,          quartet,         segas16a_state,            init_quartet,     ROT0,   "Sega", "Quartet (8751 315-5194)", MACHINE_UNEMULATED_PROTECTION | MACHINE_SUPPORTS_SAVE )
GAME( 1986, quartet2,   quartet,  system16a_i8751,          quart2,          segas16a_state,            init_generic,     ROT0,   "Sega", "Quartet 2 (8751 317-0010)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, quartet2a,  quartet,  system16a,                quart2,          segas16a_state,            init_generic,     ROT0,   "Sega", "Quartet 2 (unprotected)", MACHINE_SUPPORTS_SAVE )

// System 16A
GAME( 1987, aliensyn5,  aliensyn, system16a_fd1089b,        aliensyn,        segas16a_state,            init_generic,     ROT0,   "Sega", "Alien Syndrome (set 5, System 16A, FD1089B 317-0037)", MACHINE_SUPPORTS_SAVE )
GAME( 1987, aliensyn2,  aliensyn, system16a_fd1089a,        aliensyn,        segas16a_state,            init_generic,     ROT0,   "Sega", "Alien Syndrome (set 2, System 16A, FD1089A 317-0033)", MACHINE_SUPPORTS_SAVE )
GAME( 1987, aliensynjo, aliensyn, system16a_fd1089a,        aliensynj,       segas16a_state,            init_generic,     ROT0,   "Sega", "Alien Syndrome (set 1, Japan, old, System 16A, FD1089A 317-0033)", MACHINE_SUPPORTS_SAVE )

GAME( 1988, aceattaca,  aceattac, aceattaca_fd1094,         aceattaca,       segas16a_state,            init_aceattaca,   ROT270, "Sega", "Ace Attacker (Japan, System 16A, FD1094 317-0060)", MACHINE_SUPPORTS_SAVE )

GAME( 1986, afighter,   0,        system16a_fd1089a_no7751, afighter,        segas16a_state,            init_generic,     ROT270, "Sega", "Action Fighter (FD1089A 317-0018)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, afightera,  afighter, system16a_no7751,         afighter,        segas16a_state,            init_generic,     ROT270, "Sega", "Action Fighter (unprotected)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, afighterb,  afighter, system16a_no7751,         afighter_analog, afighter_16a_analog_state, init_generic,     ROT270, "Sega", "Action Fighter (unprotected, analog controls)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, afighterc,  afighter, system16a_fd1089b_no7751, afighter,        segas16a_state,            init_generic,     ROT270, "Sega", "Action Fighter (FD1089B 317-unknown)", MACHINE_SUPPORTS_SAVE ) // encrypted version of afightera (maybe 317-0017)
GAME( 1986, afighterd,  afighter, system16a_fd1089b_no7751, afighter_analog, afighter_16a_analog_state, init_generic,     ROT270, "Sega", "Action Fighter (FD1089B 317-unknown, analog controls)", MACHINE_SUPPORTS_SAVE ) // encrypted version of afighterb

GAME( 1986, alexkidd,   0,        system16a,                alexkidd,        segas16a_state,            init_generic,     ROT0,   "Sega", "Alex Kidd: The Lost Stars (set 2, unprotected)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, alexkidd1,  alexkidd, system16a_fd1089a,        alexkidd,        segas16a_state,            init_generic,     ROT0,   "Sega", "Alex Kidd: The Lost Stars (set 1, FD1089A 317-0021)", MACHINE_SUPPORTS_SAVE )

GAME( 1986, fantzone,   0,        system16a_no7751,         fantzone,        segas16a_state,            init_generic,     ROT0,   "Sega", "Fantasy Zone (Rev A, unprotected)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, fantzone1,  fantzone, system16a_no7751,         fantzone,        segas16a_state,            init_generic,     ROT0,   "Sega", "Fantasy Zone (unprotected)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, fantzonep,  fantzone, system16a_no7751p,        fantzone,        segas16a_state,            init_generic,     ROT0,   "Sega", "Fantasy Zone (317-5000)", MACHINE_SUPPORTS_SAVE )
GAME( 1986, fantzonepr, fantzone, system16a_no7751,         fantzone,        segas16a_state,            init_generic,     ROT0,   "Sega", "Fantasy Zone (prototype)", MACHINE_IMPERFECT_GRAPHICS | MACHINE_SUPPORTS_SAVE ) // bad / missing gfx roms

GAME( 1988, passsht16a, passsht,  system16a_fd1094,         passsht16a,      segas16a_state,            init_passsht16a,  ROT270, "Sega", "Passing Shot (Japan, 4 Players, System 16A) (FD1094 317-0071)", MACHINE_SUPPORTS_SAVE )

GAME( 1987, sdi,        0,        system16a_fd1089b_no7751, sdi,             segas16a_state,            init_sdi,         ROT0,   "Sega", "SDI - Strategic Defense Initiative (Japan, newer, System 16A, FD1089B 317-0027)", MACHINE_SUPPORTS_SAVE )
GAME( 1987, sdia,       sdi,      system16a_fd1089b_no7751, sdi,             segas16a_state,            init_sdi,         ROT0,   "Sega", "SDI - Strategic Defense Initiative (Japan, old, System 16A, FD1089B 317-0027)", MACHINE_SUPPORTS_SAVE )

GAME( 1987, shinobi,    0,        system16a,                shinobi,         segas16a_state,            init_generic,     ROT0,   "Sega", "Shinobi (set 6, System 16A) (unprotected)", MACHINE_SUPPORTS_SAVE )
GAME( 1987, shinobi1,   shinobi,  system16a_fd1094,         shinobi,         segas16a_state,            init_generic,     ROT0,   "Sega", "Shinobi (set 1, System 16A) (FD1094 317-0050)", MACHINE_SUPPORTS_SAVE )
GAME( 1987, shinobls,   shinobi,  system16a,                shinobi,         segas16a_state,            init_generic,     ROT0,   "bootleg (Star)", "Shinobi (Star bootleg, System 16A)", MACHINE_SUPPORTS_SAVE )
GAME( 1987, shinoblb,   shinobi,  system16a,                shinobi,         segas16a_state,            init_generic,     ROT0,   "bootleg (Beta)", "Shinobi (Beta bootleg)", MACHINE_SUPPORTS_SAVE ) // should have different sound hw? using original ATM

GAME( 1987, sjryuko1,   sjryuko,  system16a_fd1089b,        sjryuko,         segas16a_state,            init_sjryukoa,    ROT0,   "White Board", "Sukeban Jansi Ryuko (set 1, System 16A, FD1089B 317-5021)", MACHINE_SUPPORTS_SAVE )

GAME( 1988, tetris,     0,        system16a_fd1094_no7751,  tetris,          segas16a_state,            init_generic,     ROT0,   "Sega", "Tetris (set 4, Japan, System 16A) (FD1094 317-0093)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, tetris3,    tetris,   system16a_fd1094_no7751,  tetris,          segas16a_state,            init_generic,     ROT0,   "Sega", "Tetris (set 3, Japan, System 16A) (FD1094 317-0093a)", MACHINE_SUPPORTS_SAVE )

GAME( 1987, timescan1,  timescan, system16a_fd1089b,        timescan,        segas16a_state,            init_generic,     ROT270, "Sega", "Time Scanner (set 1, System 16A, FD1089B 317-0024)", MACHINE_SUPPORTS_SAVE )

GAME( 1988, wb31,       wb3,      system16a_fd1094_no7751,  wb3,             segas16a_state,            init_generic,     ROT0,   "Sega / Westone", "Wonder Boy III - Monster Lair (set 1, Japan, System 16A) (FD1094 317-0084)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, wb35,       wb3,      system16a_fd1089a_no7751, wb3,             segas16a_state,            init_generic,     ROT0,   "Sega / Westone", "Wonder Boy III - Monster Lair (set 5, Japan, System 16A) (FD1089A 317-0086)", MACHINE_SUPPORTS_SAVE )


GAME( 1988, wb31d,      wb3,      system16a_no7751,         wb3,             segas16a_state,            init_generic,     ROT0,   "bootleg", "Wonder Boy III - Monster Lair (set 1, Japan, System 16A) (bootleg of FD1094 317-0084 set)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, wb35d,      wb3,      system16a_no7751,         wb3,             segas16a_state,            init_generic,     ROT0,   "bootleg", "Wonder Boy III - Monster Lair (set 5, Japan, System 16A) (bootleg of FD1089A 317-0086 set)", MACHINE_SUPPORTS_SAVE )
GAME( 1987, shinobi1d,  shinobi,  system16a,                shinobi,         segas16a_state,            init_generic,     ROT0,   "bootleg", "Shinobi (set 1, System 16A) (bootleg of FD1094 317-0050 set)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, tetrisd,    tetris,   system16a_no7751,         tetris,          segas16a_state,            init_generic,     ROT0,   "bootleg", "Tetris (set 4, Japan, System 16A) (bootleg of FD1094 317-0093 set)", MACHINE_SUPPORTS_SAVE )
GAME( 1988, tetris3d,   tetris,   system16a_no7751,         tetris,          segas16a_state,            init_generic,     ROT0,   "bootleg", "Tetris (set 3, Japan, System 16A) (bootleg of FD1094 317-0093a set)", MACHINE_SUPPORTS_SAVE )