summaryrefslogblamecommitdiffstatshomepage
path: root/src/mame/drivers/zaccaria.c
blob: 28ba7d34cf57dda6b6c67e9501ff23f69cfe6db5 (plain) (tree)



































                                                                                       

                            
                            


















                                                        
                                                  















                                
                                                                                                          





                                      
                                                                        
 
                                                              



 
                                               






                                                                      
                                                                       
                                                                                                        

            
                                                                                   


 

                                                                                                                                                     
 
                                    
 
                                                
 
                                                                                                   

 
                                                 



                      
                                                 







                                                           
                                                                                               










                                                                
                                                                                                    












                                                                
                                                                               

                          
                                          






                         
                                                
 
                                                                             
                                                        


                           
                                                 



                      
                                                 
 
                                                                             




                      
                                                    







                                                                
                                                 










                                
                                                                       
 
                                                                               
                                            


 

                                           











                                                                        

  
 

                                           











                                                                        


  
                                             
 





                                                                                          


  

                                        

                                                                                              



                                         
                                                                              
                                          
                                    

 
                                             
 
                                


 
                                         











                                                         
                                                                        












                                                                 
                                                                                                                      






















                                                         
                                             



 

                                                              
                                                 
                                                          

                                                                                                                              

                                                                                        

                                                                   
                                                                       

                                                      


                                                                              
                                                                                 

                                                          

               

                                                                 
                                                                              

                                       

               

                                                                 
                                                                              
                                                                                    
                                                           


                                                      


               



                                    

                                    
                         























                                                                                 
                          





















                                                         
                          























                                                     
                        








                                                                     
                        

                                                                                   

                                                    




                                                                                  
                            





                                                    
                           


                                                  
                                                                                                                                     



                                                      


                                


                                                      
 
                           





















                                                        




























                                                                                 

                                                            


             
                                             
 

                             
                   
                                                                 

                                       

  
                                               








                                                 
                                                                             
                                        
                                                     
 
                                                                              
                                           

                                                                       
                                                                            
                                           
 
                                                   

                                              
 
                            
                                         

                                                       


                                                          
 
                                
                                      







                                          
                                                                               
                                        

                                                   
                                                                               

                                                   
                                      

                                                                                            
                                      

                                                   
                                                                                                                               
                                                                                                   
                                              
                                         











                                                                            
                                           












                                                                                                                     
                                                                     


                                                                                                                      
                                                                    




                                                                                                                     
                                                       



                                                                                                                    
                                        




                                                                                                       
                                           












                                                                                                                
                                                                     


                                                                                                                
                                                                    




                                                                                                                
                                                       



                                                                                                                
                                        


                                                                                                                
                                                       




                                                                                          
                                           












                                                                                                                
                                                                     


                                                                                                                
                                                                    




                                                                                                                
                                                       



                                                                                                                
                                        




                                                                                                                
                                           












                                                                                                                
                                                                     


                                                                                                                
                                                                    




                                                                                                                
                                                       



                                                                                                                
                                        









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

Jack Rabbit memory map (preliminary)

driver by Nicola Salmoria
thanks to Andrea Babich for the manual.

TODO:
- correctly hook up TMS5200 (there's a kludge in zaccaria_ca2_r to make it work)

- there seems to be a strange kind of DAC connected to 8910 #0 port A, but it sounds
  horrible so I'm leaving its volume at 0.

- The 8910 outputs go through some analog circuitry to make them sound more like
  real intruments.
  #0 Ch. A = "rullante"/"cassa" (drum roll/bass drum) (selected by bits 3&4 of port A)
  #0 Ch. B = "basso" (bass)
  #0 Ch. C = straight out through an optional filter
  #1 Ch. A = "piano"
  #1 Ch. B = "tromba" (trumpet) (level selected by bit 0 of port A)
  #1 Ch. C = disabled (there's an open jumper, otherwise would go out through a filter)

- some minor color issues (see video)


Notes:
- There is a protection device which I haven't located on the schematics. It
  sits on bits 4-7 of the data bus, and is read from locations where only bits
  0-3 are connected to regular devices (6400-6407 has 4-bit RAM, while 6c00-6c07
  has a 4-bit input port).

- The 6802 driving the TMS5220 has a push button connected to the NMI line. Test?

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

#include "driver.h"
#include "cpu/z80/z80.h"
#include "cpu/m6800/m6800.h"
#include "machine/6821pia.h"
#include "machine/8255ppi.h"
#include "sound/ay8910.h"
#include "sound/dac.h"
#include "sound/5220intf.h"


extern UINT8 *zaccaria_videoram,*zaccaria_attributesram;

PALETTE_INIT( zaccaria );
VIDEO_START( zaccaria );
WRITE8_HANDLER( zaccaria_videoram_w );
WRITE8_HANDLER( zaccaria_attributes_w );
WRITE8_HANDLER( zaccaria_flip_screen_x_w );
WRITE8_HANDLER( zaccaria_flip_screen_y_w );
VIDEO_UPDATE( zaccaria );


static int dsw;

static WRITE8_DEVICE_HANDLER( zaccaria_dsw_sel_w )
{
	switch (data & 0xf0)
	{
		case 0xe0:
			dsw = 0;
			break;

		case 0xd0:
			dsw = 1;
			break;

		case 0xb0:
			dsw = 2;
			break;

		default:
			logerror("%s: portsel = %02x\n", cpuexec_describe_context(device->machine), data);
			break;
	}
}

static READ8_HANDLER( zaccaria_dsw_r )
{
	static const char *const dswnames[] = { "IN0", "DSW0", "DSW1" };

	return input_port_read(space->machine, dswnames[dsw]);
}



static WRITE8_DEVICE_HANDLER( ay8910_port0a_w )
{
	// bits 0-2 go to a weird kind of DAC ??
	// bits 3-4 control the analog drum emulation on 8910 #0 ch. A

	if (data & 1)	/* DAC enable */
	{
		/* TODO: is this right? it sound awful */
		static const int table[4] = { 0x05, 0x1b, 0x0b, 0x55 };
		dac_signed_data_w(devtag_get_device(device->machine, "dac1"),table[(data & 0x06) >> 1]);
	}
	else
		dac_signed_data_w(devtag_get_device(device->machine, "dac1"),0x80);
}


static WRITE_LINE_DEVICE_HANDLER( zaccaria_irq0a ) { cpu_set_input_line(device->machine->cpu[1], INPUT_LINE_NMI, state ? ASSERT_LINE : CLEAR_LINE); }
static WRITE_LINE_DEVICE_HANDLER( zaccaria_irq0b ) { cpu_set_input_line(device->machine->cpu[1],0,state ? ASSERT_LINE : CLEAR_LINE); }

static int active_8910, port0a, acs;

static READ8_DEVICE_HANDLER( zaccaria_port0a_r )
{
	return ay8910_r(devtag_get_device(device->machine, (active_8910 == 0) ? "ay1" : "ay2"), 0);
}

static WRITE8_DEVICE_HANDLER( zaccaria_port0a_w )
{
	port0a = data;
}

static WRITE8_DEVICE_HANDLER( zaccaria_port0b_w )
{
	static int last;


	/* bit 1 goes to 8910 #0 BDIR pin  */
	if ((last & 0x02) == 0x02 && (data & 0x02) == 0x00)
	{
		/* bit 0 goes to the 8910 #0 BC1 pin */
		ay8910_data_address_w(devtag_get_device(device->machine, "ay1"), last, port0a);
	}
	else if ((last & 0x02) == 0x00 && (data & 0x02) == 0x02)
	{
		/* bit 0 goes to the 8910 #0 BC1 pin */
		if (last & 0x01)
			active_8910 = 0;
	}
	/* bit 3 goes to 8910 #1 BDIR pin  */
	if ((last & 0x08) == 0x08 && (data & 0x08) == 0x00)
	{
		/* bit 2 goes to the 8910 #1 BC1 pin */
		ay8910_data_address_w(devtag_get_device(device->machine, "ay2"), last >> 2, port0a);
	}
	else if ((last & 0x08) == 0x00 && (data & 0x08) == 0x08)
	{
		/* bit 2 goes to the 8910 #1 BC1 pin */
		if (last & 0x04)
			active_8910 = 1;
	}

	last = data;
}

static INTERRUPT_GEN( zaccaria_cb1_toggle )
{
	const device_config *pia0 = devtag_get_device(device->machine, "pia0");
	static int toggle;

	pia6821_cb1_w(pia0,0, toggle & 1);
	toggle ^= 1;
}



static int port1a,port1b;

static READ8_DEVICE_HANDLER( zaccaria_port1a_r )
{
	const device_config *tms = devtag_get_device(device->machine, "tms");
	if (~port1b & 1) return tms5220_status_r(tms,0);
	else return port1a;
}

static WRITE8_DEVICE_HANDLER( zaccaria_port1a_w )
{
	port1a = data;
}

static WRITE8_DEVICE_HANDLER( zaccaria_port1b_w )
{
	const device_config *tms = devtag_get_device(device->machine, "tms");
	port1b = data;

	// bit 0 = /RS

	// bit 1 = /WS
	if (~data & 2) tms5220_data_w(tms,0,port1a);

	// bit 3 = "ACS" (goes, inverted, to input port 6 bit 3)
	acs = ~data & 0x08;

	// bit 4 = led (for testing?)
	set_led_status(0,~data & 0x10);
}

static READ_LINE_DEVICE_HANDLER( zaccaria_ca2_r )
{
// TODO: this doesn't work, why?
//  return !tms5220_ready_r();

static int counter;
counter = (counter+1) & 0x0f;

return counter;

}

static void tms5220_irq_handler(const device_config *device, int state)
{
	const device_config *pia1 = devtag_get_device(device->machine, "pia1");
	pia6821_cb1_w(pia1,0,state ? 0 : 1);
}


static const pia6821_interface pia_0_intf =
{
	DEVCB_HANDLER(zaccaria_port0a_r),		/* port A in */
	DEVCB_NULL,		/* port B in */
	DEVCB_NULL,		/* line CA1 in */
	DEVCB_NULL,		/* line CB1 in */
	DEVCB_NULL,		/* line CA2 in */
	DEVCB_NULL,		/* line CB2 in */
	DEVCB_HANDLER(zaccaria_port0a_w),		/* port A out */
	DEVCB_HANDLER(zaccaria_port0b_w),		/* port B out */
	DEVCB_NULL,		/* line CA2 out */
	DEVCB_NULL,		/* port CB2 out */
	DEVCB_LINE(zaccaria_irq0a),		/* IRQA */
	DEVCB_LINE(zaccaria_irq0b)		/* IRQB */
};


static const pia6821_interface pia_1_intf =
{
	DEVCB_HANDLER(zaccaria_port1a_r),		/* port A in */
	DEVCB_NULL,		/* port B in */
	DEVCB_NULL,		/* line CA1 in */
	DEVCB_NULL,		/* line CB1 in */
	DEVCB_LINE(zaccaria_ca2_r),		/* line CA2 in */
	DEVCB_NULL,		/* line CB2 in */
	DEVCB_HANDLER(zaccaria_port1a_w),		/* port A out */
	DEVCB_HANDLER(zaccaria_port1b_w),		/* port B out */
	DEVCB_NULL,		/* line CA2 out */
	DEVCB_NULL,		/* port CB2 out */
	DEVCB_NULL,		/* IRQA */
	DEVCB_NULL		/* IRQB */
};


static const ppi8255_interface ppi8255_intf =
{
	DEVCB_INPUT_PORT("P1"),				/* Port A read */
	DEVCB_INPUT_PORT("P2"),				/* Port B read */
	DEVCB_INPUT_PORT("SYSTEM"),			/* Port C read */
	DEVCB_NULL,							/* Port A write */
	DEVCB_NULL,							/* Port B write */
	DEVCB_HANDLER(zaccaria_dsw_sel_w)	/* Port C write */
};


static WRITE8_HANDLER( sound_command_w )
{
	soundlatch_w(space,0,data);
	cpu_set_input_line(space->machine->cpu[2],0,(data & 0x80) ? CLEAR_LINE : ASSERT_LINE);
}

static WRITE8_HANDLER( sound1_command_w )
{
	const device_config *pia0 = devtag_get_device(space->machine, "pia0");
	pia6821_ca1_w(pia0,0,data & 0x80);
	soundlatch2_w(space,0,data);
}

static WRITE8_DEVICE_HANDLER( mc1408_data_w )
{
	dac_data_w(device,data);
}


extern const game_driver driver_monymony;

static READ8_HANDLER( zaccaria_prot1_r )
{
	switch (offset)
	{
		case 0:
			return 0x50;    /* Money Money */

		case 4:
			return 0x40;    /* Jack Rabbit */

		case 6:
			if (space->machine->gamedrv == &driver_monymony)
				return 0x70;    /* Money Money */
			return 0xa0;    /* Jack Rabbit */

		default:
			return 0;
	}
}

static READ8_HANDLER( zaccaria_prot2_r )
{
	switch (offset)
	{
		case 0:
			return input_port_read(space->machine, "COINS");   /* bits 4 and 5 must be 0 in Jack Rabbit */

		case 2:
			return 0x10;    /* Jack Rabbit */

		case 4:
			return 0x80;    /* Money Money */

		case 6:
			return 0x00;    /* Money Money */

		default:
			return 0;
	}
}


static WRITE8_HANDLER( coin_w )
{
	coin_counter_w(0,data & 1);
}

static WRITE8_HANDLER( nmienable_w )
{
	interrupt_enable_w(space,0,data & 1);
}



static ADDRESS_MAP_START( main_map, ADDRESS_SPACE_PROGRAM, 8 )
	AM_RANGE(0x0000, 0x5fff) AM_ROM
	AM_RANGE(0x6000, 0x63ff) AM_READ(SMH_RAM)
	AM_RANGE(0x6400, 0x6407) AM_READ(zaccaria_prot1_r)
	AM_RANGE(0x6000, 0x67ff) AM_WRITE(zaccaria_videoram_w) AM_BASE(&zaccaria_videoram)	/* 6400-67ff is 4 bits wide */
	AM_RANGE(0x6800, 0x683f) AM_WRITE(zaccaria_attributes_w) AM_BASE(&zaccaria_attributesram)
	AM_RANGE(0x6840, 0x685f) AM_RAM AM_BASE(&spriteram) AM_SIZE(&spriteram_size)
	AM_RANGE(0x6881, 0x68bc) AM_RAM AM_BASE(&spriteram_2) AM_SIZE(&spriteram_2_size)
	AM_RANGE(0x6c00, 0x6c00) AM_WRITE(zaccaria_flip_screen_x_w)
	AM_RANGE(0x6c01, 0x6c01) AM_WRITE(zaccaria_flip_screen_y_w)
	AM_RANGE(0x6c02, 0x6c02) AM_WRITE(SMH_NOP)    /* sound reset */
	AM_RANGE(0x6c06, 0x6c06) AM_WRITE(coin_w)
	AM_RANGE(0x6c07, 0x6c07) AM_WRITE(nmienable_w)
	AM_RANGE(0x6c00, 0x6c07) AM_READ(zaccaria_prot2_r)
	AM_RANGE(0x6e00, 0x6e00) AM_READWRITE(zaccaria_dsw_r, sound_command_w)
	AM_RANGE(0x7000, 0x77ff) AM_RAM
	AM_RANGE(0x7800, 0x7803) AM_DEVREADWRITE("ppi8255", ppi8255_r, ppi8255_w)
	AM_RANGE(0x7c00, 0x7c00) AM_READ(watchdog_reset_r)
	AM_RANGE(0x8000, 0xdfff) AM_ROM
ADDRESS_MAP_END

static ADDRESS_MAP_START( sound_map_1, ADDRESS_SPACE_PROGRAM, 8 )
	AM_RANGE(0x0000, 0x007f) AM_RAM
	AM_RANGE(0x500c, 0x500f) AM_DEVREADWRITE("pia0", pia6821_r, pia6821_w)
	AM_RANGE(0xa000, 0xbfff) AM_ROM
	AM_RANGE(0xe000, 0xffff) AM_ROM
ADDRESS_MAP_END

static ADDRESS_MAP_START( sound_map_2, ADDRESS_SPACE_PROGRAM, 8 )
	AM_RANGE(0x0000, 0x007f) AM_RAM
	AM_RANGE(0x0090, 0x0093) AM_DEVREADWRITE("pia1", pia6821_r, pia6821_w)
	AM_RANGE(0x1000, 0x1000) AM_DEVWRITE("dac2", mc1408_data_w)	/* MC1408 */
	AM_RANGE(0x1400, 0x1400) AM_WRITE(sound1_command_w)
	AM_RANGE(0x1800, 0x1800) AM_READ(soundlatch_r)
	AM_RANGE(0xa000, 0xbfff) AM_ROM
	AM_RANGE(0xe000, 0xffff) AM_ROM
ADDRESS_MAP_END


static CUSTOM_INPUT( acs_r )
{
	return (acs & 0x08) ? 1 : 0;
}

static INPUT_PORTS_START( monymony )
	PORT_START("IN0")
	PORT_DIPNAME( 0x03, 0x01, DEF_STR( Lives ) )
	PORT_DIPSETTING(    0x00, "2" )
	PORT_DIPSETTING(    0x01, "3" )
	PORT_DIPSETTING(    0x02, "4" )
	PORT_DIPSETTING(    0x03, "5" )
	PORT_DIPNAME( 0x04, 0x00, "Infinite Lives (Cheat)")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x04, DEF_STR( On ) )
	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Difficulty ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Easy ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Hard ) )
	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Cabinet ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x20, 0x00, "Freeze" )
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x20, DEF_STR( On ) )
	PORT_DIPNAME( 0x40, 0x00, "Cross Hatch Pattern" )
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x40, DEF_STR( On ) )
	PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unknown ) )  /* random high scores? */
	PORT_DIPSETTING(    0x80, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )

	PORT_START("DSW0")
	PORT_DIPNAME( 0x03, 0x01, DEF_STR( Bonus_Life ) )
	PORT_DIPSETTING(    0x01, "200000" )
	PORT_DIPSETTING(    0x02, "300000" )
	PORT_DIPSETTING(    0x03, "400000" )
	PORT_DIPSETTING(    0x00, DEF_STR( None ) )
	PORT_DIPNAME( 0x04, 0x00, "Table Title" )
	PORT_DIPSETTING(    0x00, "Todays High Scores" )
	PORT_DIPSETTING(    0x04, "High Scores" )
	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unused ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unused ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unused ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unused ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_SERVICE( 0x80, IP_ACTIVE_HIGH )

	PORT_START("DSW1")
	PORT_DIPNAME( 0x03, 0x02, DEF_STR( Coin_A ) )
	PORT_DIPSETTING(    0x03, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x02, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x01, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_3C ) )
	PORT_DIPNAME( 0x8c, 0x84, DEF_STR( Coin_B ) )
	PORT_DIPSETTING(    0x8c, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x88, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x84, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x80, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x0c, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x08, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0x04, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_6C ) )
	PORT_DIPNAME( 0x70, 0x50, "Coin C" )
	PORT_DIPSETTING(    0x70, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x60, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x50, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x40, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x30, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x20, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0x10, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_7C ) )

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

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

	PORT_START("SYSTEM")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_TILT )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
	/* other bits are outputs */

	PORT_START("COINS")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN3 )
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM(acs_r, NULL)	/* "ACS" - from pin 13 of a PIA on the sound board */
	/* other bits come from a protection device */
INPUT_PORTS_END

static INPUT_PORTS_START( jackrabt )
	PORT_INCLUDE( monymony )

	PORT_MODIFY("IN0")
	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )

	PORT_MODIFY("DSW0")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x04, 0x00, "Table Title" )
	PORT_DIPSETTING(    0x00, "Todays High Scores" )
	PORT_DIPSETTING(    0x04, "High Scores" )
	PORT_DIPNAME( 0x08, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x08, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x10, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x20, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x20, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_SERVICE( 0x80, IP_ACTIVE_HIGH )
INPUT_PORTS_END



static const gfx_layout charlayout =
{
	8,8,
	RGN_FRAC(1,3),
	3,
	{ RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) },
	{ 0, 1, 2, 3, 4, 5, 6, 7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	8*8
};

static const gfx_layout spritelayout =
{
	16,16,
	RGN_FRAC(1,3),
	3,
	{ RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) },
	{ 0, 1, 2, 3, 4, 5, 6, 7,
			8*8+0, 8*8+1, 8*8+2, 8*8+3, 8*8+4, 8*8+5, 8*8+6, 8*8+7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
			16*8, 17*8, 18*8, 19*8, 20*8, 21*8, 22*8, 23*8 },
	32*8
};

static GFXDECODE_START( zaccaria )
	GFXDECODE_ENTRY( "gfx1", 0, charlayout,      0, 32 )
	GFXDECODE_ENTRY( "gfx1", 0, spritelayout, 32*8, 32 )
GFXDECODE_END


static const ay8910_interface ay8910_config =
{
	AY8910_LEGACY_OUTPUT,
	AY8910_DEFAULT_LOADS,
	DEVCB_NULL,
	DEVCB_MEMORY_HANDLER("audiocpu", PROGRAM, soundlatch2_r),
	DEVCB_HANDLER(ay8910_port0a_w),
	DEVCB_NULL
};

static const tms5220_interface tms5220_config =
{
	tms5220_irq_handler	/* IRQ handler */
};



static MACHINE_DRIVER_START( zaccaria )

	/* basic machine hardware */
	MDRV_CPU_ADD("maincpu", Z80,XTAL_18_432MHz/6)	/* verified on pcb */
	MDRV_CPU_PROGRAM_MAP(main_map,0)
	MDRV_CPU_VBLANK_INT("screen", nmi_line_pulse)

	MDRV_CPU_ADD("audiocpu", M6802,XTAL_3_579545MHz) /* verified on pcb */
	MDRV_CPU_PROGRAM_MAP(sound_map_1,0)
	MDRV_CPU_PERIODIC_INT(zaccaria_cb1_toggle,(double)3580000/4096)

	MDRV_CPU_ADD("audio2", M6802,XTAL_3_579545MHz) /* verified on pcb */
	MDRV_CPU_PROGRAM_MAP(sound_map_2,0)

	MDRV_PPI8255_ADD( "ppi8255", ppi8255_intf )
	MDRV_PIA6821_ADD( "pia0", pia_0_intf )
	MDRV_PIA6821_ADD( "pia1", pia_1_intf )

	/* video hardware */
	MDRV_SCREEN_ADD("screen", RASTER)
	MDRV_SCREEN_REFRESH_RATE(60)
	MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
	MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
	MDRV_SCREEN_SIZE(32*8, 32*8)
	MDRV_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 2*8, 30*8-1)

	MDRV_GFXDECODE(zaccaria)
	MDRV_PALETTE_LENGTH(32*8+32*8)

	MDRV_PALETTE_INIT(zaccaria)
	MDRV_VIDEO_START(zaccaria)
	MDRV_VIDEO_UPDATE(zaccaria)

	/* sound hardware */
	MDRV_SPEAKER_STANDARD_MONO("mono")

	MDRV_SOUND_ADD("ay1", AY8910, XTAL_3_579545MHz/2) /* verified on pcb */
	MDRV_SOUND_CONFIG(ay8910_config)
	MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.15)

	MDRV_SOUND_ADD("ay2", AY8910, XTAL_3_579545MHz/2) /* verified on pcb */
	MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.15)

	MDRV_SOUND_ADD("dac1", DAC, 0)
	MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.0)		/* first DAC sounds awful */

	MDRV_SOUND_ADD("dac2", DAC, 0)
	MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.80)

	/* There is no xtal, the clock is obtained from a RC oscillator as shown in the TMS5220 datasheet (R=100kOhm C=22pF) */
	/* 162kHz measured on pin 3 20 minutesa fter power on. Clock would then be 162*4=648kHz. */
	MDRV_SOUND_ADD("tms", TMS5200, 640000)
	MDRV_SOUND_CONFIG(tms5220_config)
	MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.80)
MACHINE_DRIVER_END



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

  Game driver(s)

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

ROM_START( monymony )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "cpu1.1a",           0x0000, 0x1000, CRC(13c227ca) SHA1(be305d112917904dd130b08f6b5186e3fbcb858a) )
	ROM_CONTINUE(             0x8000, 0x1000 )
	ROM_LOAD( "cpu2.1b",           0x1000, 0x1000, CRC(87372545) SHA1(04618d007a93b3f6706f56b10bdf39727d7d748d) )
	ROM_CONTINUE(             0x9000, 0x1000 )
	ROM_LOAD( "cpu3.1c",           0x2000, 0x1000, CRC(6aea9c01) SHA1(36a57f4dfae52d674dcf55d2b93dbacf734866b1) )
	ROM_CONTINUE(             0xa000, 0x1000 )
	ROM_LOAD( "cpu4.1d",           0x3000, 0x1000, CRC(5fdec451) SHA1(0f955c907e0a61a725a951018fdf5cc321139863) )
	ROM_CONTINUE(             0xb000, 0x1000 )
	ROM_LOAD( "cpu5.2a",           0x4000, 0x1000, CRC(af830e3c) SHA1(bed57c341ae3500f147efe31bcf01f81466ec1c0) )
	ROM_CONTINUE(             0xc000, 0x1000 )
	ROM_LOAD( "cpu6.2c",           0x5000, 0x1000, CRC(31da62b1) SHA1(486f07087244f8537510afacb64ddd59eb512a4d) )
	ROM_CONTINUE(             0xd000, 0x1000 )

	ROM_REGION( 0x10000, "audiocpu", 0 ) /* 64k for first 6802 */
	ROM_LOAD( "snd13.2g",           0xa000, 0x2000, CRC(78b01b98) SHA1(2aabed56cdae9463deb513c0c5021f6c8dfd271e) )
	ROM_LOAD( "snd9.1i",           0xe000, 0x2000, CRC(94e3858b) SHA1(04961f67b95798b530bd83355dec612389f22255) )

	ROM_REGION( 0x10000, "audio2", 0 ) /* 64k for second 6802 */
	ROM_LOAD( "snd8.1h",           0xa000, 0x1000, CRC(aad76193) SHA1(e08fc184efced392ee902c4cc9daaaf3310cdfe2) )
	ROM_CONTINUE(             0xe000, 0x1000 )
	ROM_LOAD( "snd7.1g",           0xb000, 0x1000, CRC(1e8ffe3e) SHA1(858ee7abe88d5801237e519cae2b50ae4bf33a58) )
	ROM_CONTINUE(             0xf000, 0x1000 )

	ROM_REGION( 0x6000, "gfx1", ROMREGION_DISPOSE )
	ROM_LOAD( "bg1.2d",           0x0000, 0x2000, CRC(82ab4d1a) SHA1(5aaf42a508df236f2e7c844d377132d73053907b) )
	ROM_LOAD( "bg2.1f",           0x2000, 0x2000, CRC(40d4e4d1) SHA1(79cbade30f1c9269e70ddb9c4332cfe1e8dc50a9) )
	ROM_LOAD( "bg3.1e",           0x4000, 0x2000, CRC(36980455) SHA1(4140b0cd4137c8f209124b12d9c0eb3b04f91991) )

	ROM_REGION( 0x0400, "proms", 0 )
	ROM_LOAD( "9g",  0x0000, 0x0200, CRC(fc9a0f21) SHA1(2a93d684645ee1b70315386127223151582ab370) )
	ROM_LOAD( "9f",  0x0200, 0x0200, CRC(93106704) SHA1(d3b8281c87d253a2ed40ff400438e879ca40c2b7) )
ROM_END

ROM_START( jackrabt )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "cpu-01.1a",    0x0000, 0x1000, CRC(499efe97) SHA1(f0efc910a5343001b27637779e1d4de218d44a4e) )
	ROM_CONTINUE(             0x8000, 0x1000 )
	ROM_LOAD( "cpu-01.2l",    0x1000, 0x1000, CRC(4772e557) SHA1(71c1eb49c978799294e732e65a77eba330d8da9b) )
	ROM_LOAD( "cpu-01.3l",    0x2000, 0x1000, CRC(1e844228) SHA1(0525fe95a0f90c50b54c0bf618eb083ccf20e6c4) )
	ROM_LOAD( "cpu-01.4l",    0x3000, 0x1000, CRC(ebffcc38) SHA1(abaf0e96d92f9c828a95446af6d5301053416f3d) )
	ROM_LOAD( "cpu-01.5l",    0x4000, 0x1000, CRC(275e0ed6) SHA1(c0789007a4de1aa848b7e5d26cf9fe847cc5d8a4) )
	ROM_LOAD( "cpu-01.6l",    0x5000, 0x1000, CRC(8a20977a) SHA1(ba15f4c62f600372390e56c2067b4a8ab1f2dba9) )
	ROM_LOAD( "cpu-01.2h",    0x9000, 0x1000, CRC(21f2be2a) SHA1(7d10489ca7325eebfa309ae4ffd4962a4310c403) )
	ROM_LOAD( "cpu-01.3h",    0xa000, 0x1000, CRC(59077027) SHA1(d6c2e68b4b2f1dce8a2141ec259812e732c1c69c) )
	ROM_LOAD( "cpu-01.4h",    0xb000, 0x1000, CRC(0b9db007) SHA1(836f8cacf2a097fd80d5c045bdc49b3a3174b89e) )
	ROM_LOAD( "cpu-01.5h",    0xc000, 0x1000, CRC(785e1a01) SHA1(a748d300be9455cad4f912e01c2279bb8465edfe) )
	ROM_LOAD( "cpu-01.6h",    0xd000, 0x1000, CRC(dd5979cf) SHA1(e9afe7002b2258a1c3132bdd951c6e20d473fb6a) )

	ROM_REGION( 0x10000, "audiocpu", 0 ) /* 64k for first 6802 */
	ROM_LOAD( "13snd.2g",     0xa000, 0x2000, CRC(fc05654e) SHA1(ed9c66672fe89c41e320e1d27b53f5efa92dce9c) )
	ROM_LOAD( "9snd.1i",      0xe000, 0x2000, CRC(3dab977f) SHA1(3e79c06d2e70b050f01b7ac58be5127ba87904b0) )

	ROM_REGION( 0x10000, "audio2", 0 ) /* 64k for second 6802 */
	ROM_LOAD( "8snd.1h",      0xa000, 0x1000, CRC(f4507111) SHA1(0513f0831b94aeda84aa4f3b4a7c60dfc5113b2d) )
	ROM_CONTINUE(             0xe000, 0x1000 )
	ROM_LOAD( "7snd.1g",      0xb000, 0x1000, CRC(c722eff8) SHA1(d8d1c091ab80ea2d6616e4dc030adc9905c0a496) )
	ROM_CONTINUE(             0xf000, 0x1000 )

	ROM_REGION( 0x6000, "gfx1", ROMREGION_DISPOSE )
	ROM_LOAD( "1bg.2d",       0x0000, 0x2000, CRC(9f880ef5) SHA1(0ee20fb7c794f6dafdaf2c9ee8456221c9d668c5) )
	ROM_LOAD( "2bg.1f",       0x2000, 0x2000, CRC(afc04cd7) SHA1(f4349e86b9caee71c9bf9faf68b86603417d9a2b) )
	ROM_LOAD( "3bg.1e",       0x4000, 0x2000, CRC(14f23cdd) SHA1(e5f3dac52288c56f2fd2940b397bb6c896131a26) )

	ROM_REGION( 0x0400, "proms", 0 )
	ROM_LOAD( "jr-ic9g",      0x0000, 0x0200, CRC(85577107) SHA1(76575fa68b66130b18dfe7374d1a03740963cc73) )
	ROM_LOAD( "jr-ic9f",      0x0200, 0x0200, CRC(085914d1) SHA1(3d6f9318f5a9f08ce89e4184e3efb9881f671fa7) )

	ROM_REGION( 0x0400, "plds", ROMREGION_DISPOSE )
	ROM_LOAD( "jr-pal16l8.6j",   0x0000, 0x0104, NO_DUMP ) /* PAL is read protected */
	ROM_LOAD( "jr-pal16l8.6k",   0x0200, 0x0104, NO_DUMP ) /* PAL is read protected */
ROM_END

ROM_START( jackrab2 )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "1cpu2.1a",     0x0000, 0x1000, CRC(f9374113) SHA1(521f293f1894bcaf21e44bc7841a20ae29232da3) )
	ROM_CONTINUE(             0x8000, 0x1000 )
	ROM_LOAD( "2cpu2.1b",     0x1000, 0x1000, CRC(0a0eea4a) SHA1(4dfd9b2511d480bb5cc918f7d91013205911d377) )
	ROM_CONTINUE(             0x9000, 0x1000 )
	ROM_LOAD( "3cpu2.1c",     0x2000, 0x1000, CRC(291f5772) SHA1(958c2601d43de3c95ed5e3d79737199703263a6a) )
	ROM_CONTINUE(             0xa000, 0x1000 )
	ROM_LOAD( "4cpu2.1d",     0x3000, 0x1000, CRC(10972cfb) SHA1(30dd473b3416ee37f887d930ba0017b5b694398e) )
	ROM_CONTINUE(             0xb000, 0x1000 )
	ROM_LOAD( "5cpu2.2a",     0x4000, 0x1000, CRC(aa95d06d) SHA1(2216effe6cacd02a5320e71a85842087dda5f85a) )
	ROM_CONTINUE(             0xc000, 0x1000 )
	ROM_LOAD( "6cpu2.2c",     0x5000, 0x1000, CRC(404496eb) SHA1(44381e27e540fe9d8cacab4c3b1fe9a4f20d26a8) )
	ROM_CONTINUE(             0xd000, 0x1000 )

	ROM_REGION( 0x10000, "audiocpu", 0 ) /* 64k for first 6802 */
	ROM_LOAD( "13snd.2g",     0xa000, 0x2000, CRC(fc05654e) SHA1(ed9c66672fe89c41e320e1d27b53f5efa92dce9c) )
	ROM_LOAD( "9snd.1i",      0xe000, 0x2000, CRC(3dab977f) SHA1(3e79c06d2e70b050f01b7ac58be5127ba87904b0) )

	ROM_REGION( 0x10000, "audio2", 0 ) /* 64k for second 6802 */
	ROM_LOAD( "8snd.1h",      0xa000, 0x1000, CRC(f4507111) SHA1(0513f0831b94aeda84aa4f3b4a7c60dfc5113b2d) )
	ROM_CONTINUE(             0xe000, 0x1000 )
	ROM_LOAD( "7snd.1g",      0xb000, 0x1000, CRC(c722eff8) SHA1(d8d1c091ab80ea2d6616e4dc030adc9905c0a496) )
	ROM_CONTINUE(             0xf000, 0x1000 )

	ROM_REGION( 0x6000, "gfx1", ROMREGION_DISPOSE )
	ROM_LOAD( "1bg.2d",       0x0000, 0x2000, CRC(9f880ef5) SHA1(0ee20fb7c794f6dafdaf2c9ee8456221c9d668c5) )
	ROM_LOAD( "2bg.1f",       0x2000, 0x2000, CRC(afc04cd7) SHA1(f4349e86b9caee71c9bf9faf68b86603417d9a2b) )
	ROM_LOAD( "3bg.1e",       0x4000, 0x2000, CRC(14f23cdd) SHA1(e5f3dac52288c56f2fd2940b397bb6c896131a26) )

	ROM_REGION( 0x0400, "proms", 0 )
	ROM_LOAD( "jr-ic9g",      0x0000, 0x0200, CRC(85577107) SHA1(76575fa68b66130b18dfe7374d1a03740963cc73) )
	ROM_LOAD( "jr-ic9f",      0x0200, 0x0200, CRC(085914d1) SHA1(3d6f9318f5a9f08ce89e4184e3efb9881f671fa7) )
ROM_END

ROM_START( jackrabs )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "1cpu.1a",      0x0000, 0x1000, CRC(6698dc65) SHA1(33e3518846e88dc34f4b6c4e9ca9f8999c0460c8) )
	ROM_CONTINUE(             0x8000, 0x1000 )
	ROM_LOAD( "2cpu.1b",      0x1000, 0x1000, CRC(42b32929) SHA1(5b400d434ce903c74f58780a422a8c2594af90be) )
	ROM_CONTINUE(             0x9000, 0x1000 )
	ROM_LOAD( "3cpu.1c",      0x2000, 0x1000, CRC(89b50c9a) SHA1(5ab56247de013b5196c1c5765ead4361a5df53e0) )
	ROM_CONTINUE(             0xa000, 0x1000 )
	ROM_LOAD( "4cpu.1d",      0x3000, 0x1000, CRC(d5520665) SHA1(69b34d87d50e6d6e8d365ba0479405380ba3cf11) )
	ROM_CONTINUE(             0xb000, 0x1000 )
	ROM_LOAD( "5cpu.2a",      0x4000, 0x1000, CRC(0f9a093c) SHA1(7fba0d2b8d5d4d1597decec96ed93b997c721d99) )
	ROM_CONTINUE(             0xc000, 0x1000 )
	ROM_LOAD( "6cpu.2c",      0x5000, 0x1000, CRC(f53d6356) SHA1(9b167edca59cf81a2468368a372bab132f15e2ea) )
	ROM_CONTINUE(             0xd000, 0x1000 )

	ROM_REGION( 0x10000, "audiocpu", 0 ) /* 64k for first 6802 */
	ROM_LOAD( "13snd.2g",     0xa000, 0x2000, CRC(fc05654e) SHA1(ed9c66672fe89c41e320e1d27b53f5efa92dce9c) )
	ROM_LOAD( "9snd.1i",      0xe000, 0x2000, CRC(3dab977f) SHA1(3e79c06d2e70b050f01b7ac58be5127ba87904b0) )

	ROM_REGION( 0x10000, "audio2", 0 ) /* 64k for second 6802 */
	ROM_LOAD( "8snd.1h",      0xa000, 0x1000, CRC(f4507111) SHA1(0513f0831b94aeda84aa4f3b4a7c60dfc5113b2d) )
	ROM_CONTINUE(             0xe000, 0x1000 )
	ROM_LOAD( "7snd.1g",      0xb000, 0x1000, CRC(c722eff8) SHA1(d8d1c091ab80ea2d6616e4dc030adc9905c0a496) )
	ROM_CONTINUE(             0xf000, 0x1000 )

	ROM_REGION( 0x6000, "gfx1", ROMREGION_DISPOSE )
	ROM_LOAD( "1bg.2d",       0x0000, 0x2000, CRC(9f880ef5) SHA1(0ee20fb7c794f6dafdaf2c9ee8456221c9d668c5) )
	ROM_LOAD( "2bg.1f",       0x2000, 0x2000, CRC(afc04cd7) SHA1(f4349e86b9caee71c9bf9faf68b86603417d9a2b) )
	ROM_LOAD( "3bg.1e",       0x4000, 0x2000, CRC(14f23cdd) SHA1(e5f3dac52288c56f2fd2940b397bb6c896131a26) )

	ROM_REGION( 0x0400, "proms", 0 )
	ROM_LOAD( "jr-ic9g",      0x0000, 0x0200, CRC(85577107) SHA1(76575fa68b66130b18dfe7374d1a03740963cc73) )
	ROM_LOAD( "jr-ic9f",      0x0200, 0x0200, CRC(085914d1) SHA1(3d6f9318f5a9f08ce89e4184e3efb9881f671fa7) )
ROM_END



GAME( 1983, monymony, 0,        zaccaria, monymony, 0, ROT90, "Zaccaria", "Money Money", GAME_IMPERFECT_SOUND )
GAME( 1984, jackrabt, 0,        zaccaria, jackrabt, 0, ROT90, "Zaccaria", "Jack Rabbit (set 1)", GAME_IMPERFECT_SOUND )
GAME( 1984, jackrab2, jackrabt, zaccaria, jackrabt, 0, ROT90, "Zaccaria", "Jack Rabbit (set 2)", GAME_IMPERFECT_SOUND )
GAME( 1984, jackrabs, jackrabt, zaccaria, jackrabt, 0, ROT90, "Zaccaria", "Jack Rabbit (special)", GAME_IMPERFECT_SOUND )