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Diffstat (limited to 'src/mess/machine/m24_kbd.h')
-rw-r--r-- | src/mess/machine/m24_kbd.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/mess/machine/m24_kbd.h b/src/mess/machine/m24_kbd.h new file mode 100644 index 00000000000..6a5dac2c6f7 --- /dev/null +++ b/src/mess/machine/m24_kbd.h @@ -0,0 +1,45 @@ +#ifndef M24KBD_H_ +#define M24KBD_H_ + +#include "emu.h" +#include "cpu/mcs48/mcs48.h" + +#define MCFG_M24_KEYBOARD_OUT_DATA_HANDLER(_devcb) \ + devcb = &m24_keyboard_device::set_out_data_handler(*device, DEVCB_##_devcb); + +class m24_keyboard_device : public device_t +{ +public: + m24_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + template<class _Object> static devcb_base &set_out_data_handler(device_t &device, _Object object) { return downcast<m24_keyboard_device &>(device).m_out_data.set_callback(object); } + + virtual const rom_entry *device_rom_region() const; + virtual machine_config_constructor device_mconfig_additions() const; + virtual ioport_constructor device_input_ports() const; + + void device_start(); + void device_reset(); + void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr); + + DECLARE_WRITE8_MEMBER(bus_w); + DECLARE_READ8_MEMBER(p1_r); + DECLARE_WRITE8_MEMBER(p1_w); + DECLARE_READ8_MEMBER(p2_r); + DECLARE_READ8_MEMBER(t0_r); + DECLARE_READ8_MEMBER(t1_r); + DECLARE_WRITE_LINE_MEMBER(clock_w); + DECLARE_WRITE_LINE_MEMBER(data_w); +private: + required_ioport_array<16> m_rows; + required_ioport m_mousebtn; + UINT8 m_p1; + bool m_keypress, m_kbcdata; + devcb_write_line m_out_data; + required_device<cpu_device> m_mcu; + emu_timer *m_reset_timer; +}; + +extern const device_type M24_KEYBOARD; + +#endif /* M24KBD_H_ */ |