// license:??? // copyright-holders:??? /*************************************************************************** VTech Laser/VZ Memory Expansion Slot license: MAME, GPL-2.0+ copyright-holders: Dirk Best 44-pin slot 22 GND 23 NC 21 +5VDC 24 A11 20 /IORQ 25 A12 19 /RD 26 A13 18 /NMI 27 A14 17 /WAIT 28 A15 16 /MI 29 CLK 15 /RFSH 30 D4 14 D7 31 D3 13 D2 32 D5 12 A1 33 D6 11 A2 34 NC 10 A3 35 A0 9 A4 36 D0 8 A5 37 D1 7 A6 38 /INT 6 A7 39 /HALT 5 A8 40 /MERQ 4 A9 41 /WR 3 A10 42 /NC 2 /RESET 43 +9VDC 1 GND 44 NC ***************************************************************************/ #pragma once #ifndef __VTECH_MEMEXP_H__ #define __VTECH_MEMEXP_H__ #include "emu.h" //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_MEMEXP_SLOT_ADD(_tag) \ MCFG_DEVICE_ADD(_tag, MEMEXP_SLOT, 0) \ MCFG_DEVICE_SLOT_INTERFACE(memexp_slot_carts, NULL, false) #define MCFG_MEMEXP_SLOT_INT_HANDLER(_devcb) \ devcb = &memexp_device::set_int_handler(*device, DEVCB_##_devcb); #define MCFG_MEMEXP_SLOT_NMI_HANDLER(_devcb) \ devcb = &memexp_device::set_nmi_handler(*device, DEVCB_##_devcb); #define MCFG_MEMEXP_SLOT_RESET_HANDLER(_devcb) \ devcb = &memexp_device::set_reset_handler(*device, DEVCB_##_devcb); //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class device_memexp_interface; class memexp_slot_device : public device_t, public device_slot_interface { public: // construction/destruction memexp_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); virtual ~memexp_slot_device(); void set_program_space(address_space *program); void set_io_space(address_space *io); // callbacks template static devcb_base &set_int_handler(device_t &device, _Object object) { return downcast(device).m_int_handler.set_callback(object); } template static devcb_base &set_nmi_handler(device_t &device, _Object object) { return downcast(device).m_nmi_handler.set_callback(object); } template static devcb_base &set_reset_handler(device_t &device, _Object object) { return downcast(device).m_reset_handler.set_callback(object); } // called from cart device DECLARE_WRITE_LINE_MEMBER( int_w ) { m_int_handler(state); } DECLARE_WRITE_LINE_MEMBER( nmi_w ) { m_nmi_handler(state); } DECLARE_WRITE_LINE_MEMBER( reset_w ) { m_reset_handler(state); } address_space *m_program; address_space *m_io; protected: // device-level overrides virtual void device_start(); virtual void device_reset(); device_memexp_interface *m_cart; private: devcb_write_line m_int_handler; devcb_write_line m_nmi_handler; devcb_write_line m_reset_handler; }; // class representing interface-specific live memexp device class device_memexp_interface : public device_slot_card_interface { public: // construction/destruction device_memexp_interface(const machine_config &mconfig, device_t &device); virtual ~device_memexp_interface(); protected: memexp_slot_device *m_slot; }; // device type definition extern const device_type MEMEXP_SLOT; // include here so drivers don't need to #include "carts.h" #endif // __VTECH_MEMEXP_H__