/*************************************************************************** Irisha driver by Miodrag Milanovic 2008-03-27 Preliminary driver. Jump addresses: Option 1: 0800 (Monitor - the only choice that works) Option 2: 046E Option 3: 0423 (then jumps to 4000) Option 4: 0501 Option 5: 042E ****************************************************************************/ #include "emu.h" #include "cpu/i8085/i8085.h" #include "machine/i8255.h" #include "machine/pit8253.h" #include "machine/pic8259.h" #include "machine/i8251.h" #include "sound/speaker.h" class irisha_state : public driver_device { public: irisha_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_p_videoram(*this, "videoram"), m_maincpu(*this, "maincpu"), m_pit(*this, "pit8253"), m_speaker(*this, "speaker"), m_uart(*this, "uart") { } DECLARE_READ8_MEMBER(irisha_keyboard_r); DECLARE_READ8_MEMBER(irisha_8255_portb_r); DECLARE_READ8_MEMBER(irisha_8255_portc_r); DECLARE_WRITE8_MEMBER(irisha_8255_porta_w); DECLARE_WRITE8_MEMBER(irisha_8255_portb_w); DECLARE_WRITE8_MEMBER(irisha_8255_portc_w); DECLARE_WRITE_LINE_MEMBER(speaker_w); DECLARE_WRITE_LINE_MEMBER(write_uart_clock); TIMER_CALLBACK_MEMBER(irisha_key); DECLARE_WRITE_LINE_MEMBER(irisha_pic_set_int_line); UINT32 screen_update_irisha(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); required_shared_ptr m_p_videoram; private: bool m_sg1_line; bool m_keypressed; UINT8 m_keyboard_cnt; UINT8 m_ppi_porta; UINT8 m_ppi_portc; void update_speaker(); virtual void machine_start(); virtual void machine_reset(); ioport_port *m_io_ports[10]; required_device m_maincpu; required_device m_pit; required_device m_speaker; required_device m_uart; }; /* Address maps */ static ADDRESS_MAP_START(irisha_mem, AS_PROGRAM, 8, irisha_state ) AM_RANGE(0x0000, 0x3fff) AM_ROM // ROM AM_RANGE(0x4000, 0xdfff) AM_RAM // RAM AM_RANGE(0xe000, 0xffff) AM_RAM AM_SHARE("videoram") ADDRESS_MAP_END static ADDRESS_MAP_START( irisha_io , AS_IO, 8, irisha_state ) AM_RANGE(0x04, 0x05) AM_READ(irisha_keyboard_r) AM_RANGE(0x06, 0x06) AM_DEVREADWRITE("uart",i8251_device, data_r, data_w) AM_RANGE(0x07, 0x07) AM_DEVREADWRITE("uart", i8251_device, status_r, control_w) AM_RANGE(0x08, 0x0B) AM_DEVREADWRITE("pit8253", pit8253_device, read, write ) AM_RANGE(0x0C, 0x0F) AM_DEVREADWRITE("pic8259", pic8259_device, read, write ) AM_MASK( 0x01 ) AM_RANGE(0x10, 0x13) AM_DEVREADWRITE("ppi8255", i8255_device, read, write) ADDRESS_MAP_END /* Input ports */ static INPUT_PORTS_START( irisha ) PORT_START("LINE0") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') PORT_START("LINE1") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_START("LINE2") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') PORT_CHAR('`') PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') PORT_START("LINE3") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') PORT_START("LINE4") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') PORT_START("LINE5") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('\xA6') PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('^') PORT_CHAR('~') PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('_') PORT_START("LINE6") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_F8) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Caps") PORT_CODE(KEYCODE_CAPSLOCK) PORT_START("LINE7") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Back") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t') PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_1_PAD) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_2_PAD) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_3_PAD) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_4_PAD) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_START("LINE8") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) // PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_START("LINE9") PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_0_PAD) PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) INPUT_PORTS_END /************************************************* Video *************************************************/ UINT32 irisha_state::screen_update_irisha(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { UINT8 gfx; UINT16 y,ma=0,x; UINT16 *p; for (y = 0; y < 200; y++) { p = &bitmap.pix16(y); for (x = ma; x < ma+40; x++) { gfx = m_p_videoram[x]; /* Display a scanline of a character */ *p++ = BIT(gfx, 7); *p++ = BIT(gfx, 6); *p++ = BIT(gfx, 5); *p++ = BIT(gfx, 4); *p++ = BIT(gfx, 3); *p++ = BIT(gfx, 2); *p++ = BIT(gfx, 1); *p++ = BIT(gfx, 0); } ma+=40; } return 0; } /* F4 Character Displayer */ static const gfx_layout irisha_charlayout = { 8, 8, /* 8 x 8 characters */ 256, /* 256 characters */ 1, /* 1 bits per pixel */ { 0 }, /* no bitplanes */ /* x offsets */ { 0, 1, 2, 3, 4, 5, 6, 7 }, /* y offsets */ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, 8*8 /* every char takes 8 bytes */ }; static GFXDECODE_START( irisha ) GFXDECODE_ENTRY( "maincpu", 0x3800, irisha_charlayout, 0, 1 ) GFXDECODE_END /************************************************* i8255 *************************************************/ READ8_MEMBER(irisha_state::irisha_8255_portb_r) { if (m_keypressed==1) { m_keypressed = 0; return 0x80; } return 0x00; } READ8_MEMBER(irisha_state::irisha_8255_portc_r) { logerror("irisha_8255_portc_r\n"); return 0; } WRITE8_MEMBER(irisha_state::irisha_8255_porta_w) { logerror("irisha_8255_porta_w %02x\n",data); m_ppi_porta = data; update_speaker(); } WRITE8_MEMBER(irisha_state::irisha_8255_portb_w) { logerror("irisha_8255_portb_w %02x\n",data); } WRITE8_MEMBER(irisha_state::irisha_8255_portc_w) { //logerror("irisha_8255_portc_w %02x\n",data); if BIT(data, 6) m_pit->write_gate2((BIT(m_ppi_porta, 5) && !BIT(data, 5)) ? 1 : 0); m_ppi_portc = data; update_speaker(); } static I8255A_INTERFACE( irisha_ppi8255_interface ) { DEVCB_NULL, DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_porta_w), DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portb_r), DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portb_w), DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portc_r), DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portc_w), }; /************************************************* i8259 *************************************************/ WRITE_LINE_MEMBER(irisha_state::irisha_pic_set_int_line) { m_maincpu->set_input_line(0, state ? HOLD_LINE : CLEAR_LINE); } /************************************************* Sound *************************************************/ void irisha_state::update_speaker() { int level = ( (BIT(m_ppi_portc, 5)) || (BIT(m_ppi_porta, 4)) || !m_sg1_line) ? 1 : 0; m_speaker->level_w(level); } WRITE_LINE_MEMBER(irisha_state::speaker_w) { m_sg1_line = state; update_speaker(); } /************************************************* Keyboard *************************************************/ TIMER_CALLBACK_MEMBER(irisha_state::irisha_key) { m_keypressed = 1; m_keyboard_cnt = 0; } READ8_MEMBER(irisha_state::irisha_keyboard_r) { UINT8 keycode; if (m_keyboard_cnt!=0 && m_keyboard_cnt<11) keycode = m_io_ports[m_keyboard_cnt-1]->read() ^ 0xff; else keycode = 0xff; m_keyboard_cnt++; return keycode; } WRITE_LINE_MEMBER(irisha_state::write_uart_clock) { m_uart->write_txc(state); m_uart->write_rxc(state); } /************************************************* Machine *************************************************/ void irisha_state::machine_start() { static const char *const keynames[] = { "LINE0", "LINE1", "LINE2", "LINE3", "LINE4", "LINE5", "LINE6", "LINE7", "LINE8", "LINE9" }; for ( UINT8 i = 0; i < 10; i++ ) m_io_ports[i] = ioport( keynames[i] ); machine().scheduler().timer_pulse(attotime::from_msec(30), timer_expired_delegate(FUNC(irisha_state::irisha_key),this)); } void irisha_state::machine_reset() { m_sg1_line = 0; m_keypressed = 0; m_keyboard_cnt = 0; m_ppi_porta = 0; m_ppi_portc = 0; } /* Machine driver */ static MACHINE_CONFIG_START( irisha, irisha_state ) /* basic machine hardware */ MCFG_CPU_ADD("maincpu", I8080, XTAL_16MHz / 9) MCFG_CPU_PROGRAM_MAP(irisha_mem) MCFG_CPU_IO_MAP(irisha_io) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(50) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ MCFG_SCREEN_SIZE(320, 200) MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 0, 200-1) MCFG_SCREEN_UPDATE_DRIVER(irisha_state, screen_update_irisha) MCFG_SCREEN_PALETTE("palette") MCFG_GFXDECODE_ADD("gfxdecode", "palette", irisha) MCFG_PALETTE_ADD_BLACK_AND_WHITE("palette") /* sound hardware */ MCFG_SPEAKER_STANDARD_MONO("mono") MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) /* Devices */ MCFG_DEVICE_ADD("uart", I8251, 0) MCFG_DEVICE_ADD("pit8253", PIT8253, 0) MCFG_PIT8253_CLK0(XTAL_16MHz / 9) MCFG_PIT8253_OUT0_HANDLER(DEVWRITELINE("pic8259", pic8259_device, ir0_w)) MCFG_PIT8253_CLK1(XTAL_16MHz / 9 / 8 / 8) MCFG_PIT8253_OUT1_HANDLER(WRITELINE(irisha_state, write_uart_clock)) MCFG_PIT8253_CLK2(XTAL_16MHz / 9) MCFG_PIT8253_OUT2_HANDLER(WRITELINE(irisha_state, speaker_w)) MCFG_I8255_ADD( "ppi8255", irisha_ppi8255_interface ) MCFG_PIC8259_ADD( "pic8259", WRITELINE(irisha_state,irisha_pic_set_int_line), VCC, NULL ) MACHINE_CONFIG_END /* ROM definition */ ROM_START( irisha ) ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) ROM_LOAD( "ir_bootm.bin", 0x0000, 0x2000, CRC(7f9f4f0e) SHA1(05f97e1a1d7a15f4451129dba6c0bddc87ea748e)) ROM_LOAD( "ir_conou.bin", 0x2000, 0x2000, CRC(bf92beed) SHA1(696c482ba53bc6261db11061ecc7141c67f1d820)) ROM_END /* Driver */ /* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ COMP( 1983, irisha, 0, 0, irisha, irisha, driver_device, 0, "MGU", "Irisha", GAME_NOT_WORKING)