diff options
Diffstat (limited to 'src/mame/machine/m24_kbd.cpp')
-rw-r--r-- | src/mame/machine/m24_kbd.cpp | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/src/mame/machine/m24_kbd.cpp b/src/mame/machine/m24_kbd.cpp new file mode 100644 index 00000000000..5cc05a95b16 --- /dev/null +++ b/src/mame/machine/m24_kbd.cpp @@ -0,0 +1,292 @@ +// license:BSD-3-Clause +// copyright-holders:Carl +#include "m24_kbd.h" + +const device_type M24_KEYBOARD = &device_creator<m24_keyboard_device>; + +ROM_START( m24_keyboard ) + ROM_REGION(0x800, "mcu", 0) + ROM_LOAD("m24_8049_int.bin", 0x0000, 0x800, CRC(ef26ca15) SHA1(b5076d40c255e17dc93478e2254ea19aff4918b3)) +ROM_END + + +const rom_entry *m24_keyboard_device::device_rom_region() const +{ + return ROM_NAME( m24_keyboard ); +} + +static ADDRESS_MAP_START( m24_keyboard_io, AS_IO, 8, m24_keyboard_device ) + AM_RANGE(MCS48_PORT_BUS, MCS48_PORT_BUS) AM_WRITE(bus_w) + AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_READWRITE(p1_r, p1_w) + AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_READ(p2_r) AM_WRITENOP + AM_RANGE(MCS48_PORT_T0, MCS48_PORT_T0) AM_READ(t0_r) + AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READ(t1_r) +ADDRESS_MAP_END + +static MACHINE_CONFIG_FRAGMENT( m24_keyboard ) + MCFG_CPU_ADD("mcu", I8049, XTAL_6MHz) + MCFG_CPU_IO_MAP(m24_keyboard_io) +MACHINE_CONFIG_END + +machine_config_constructor m24_keyboard_device::device_mconfig_additions() const +{ + return MACHINE_CONFIG_NAME( m24_keyboard ); +} + +INPUT_PORTS_START( m24_keyboard ) + PORT_START("ROW.0") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + 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_A) PORT_CHAR('a') PORT_CHAR('A') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) + + PORT_START("ROW.1") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) + + PORT_START("ROW.2") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') + 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_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) + + PORT_START("ROW.3") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) + + PORT_START("ROW.4") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) + + PORT_START("ROW.5") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^') + 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_H) PORT_CHAR('h') PORT_CHAR('H') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) + + PORT_START("ROW.6") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') + 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_M) PORT_CHAR('m') PORT_CHAR('M') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) + + PORT_START("ROW.7") + 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_I) PORT_CHAR('i') PORT_CHAR('I') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) + + PORT_START("ROW.8") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) + + PORT_START("ROW.9") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('?') PORT_CHAR('/') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) + + PORT_START("ROW.10") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') 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_EQUALS) PORT_CHAR('=') PORT_CHAR('+') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START("ROW.11") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SCRLOCK) PORT_CHAR(UCHAR_MAMEKEY(SCRLOCK)) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START("ROW.12") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t') + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START("ROW.13") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START("ROW.14") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK)) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) + + PORT_START("ROW.15") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Unknown 0x2A") + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RSHIFT) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LALT) PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_NUMLOCK) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK)) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_SHIFT_2) + + PORT_START("MOUSEBTN") + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Left Btn") PORT_CODE(MOUSECODE_BUTTON1) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Middle Btn") PORT_CODE(MOUSECODE_BUTTON3) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Right Btn") PORT_CODE(MOUSECODE_BUTTON2) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) +INPUT_PORTS_END + + +ioport_constructor m24_keyboard_device::device_input_ports() const +{ + return INPUT_PORTS_NAME( m24_keyboard ); +} + +m24_keyboard_device::m24_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : device_t(mconfig, M24_KEYBOARD, "Olivetti M24 Keyboard", tag, owner, clock, "m24_kbd", __FILE__), + m_rows(*this, "ROW"), + m_mousebtn(*this, "MOUSEBTN"), + m_out_data(*this), + m_mcu(*this, "mcu") +{ +} + +void m24_keyboard_device::device_start() +{ + m_out_data.resolve_safe(); + m_out_data(1); + m_reset_timer = timer_alloc(); +} + +void m24_keyboard_device::device_reset() +{ + m_kbcdata = true; +} + +void m24_keyboard_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) +{ + m_mcu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE); + m_out_data(1); +} + +READ8_MEMBER( m24_keyboard_device::p1_r ) +{ + return m_p1 | (m_kbcdata ? 0 : 2); +} + +WRITE8_MEMBER( m24_keyboard_device::p1_w ) +{ + // bit 3 and 4 are leds and bits 6 and 7 are jumpers to ground + m_p1 = data & ~0xc0; + if(m_p1 & 4) + m_p1 |= 2; + else + m_p1 &= ~2; + m_out_data(!BIT(data, 2)); +} + +READ8_MEMBER( m24_keyboard_device::p2_r ) +{ + return (m_keypress << 7) | m_mousebtn->read(); +} + +READ8_MEMBER( m24_keyboard_device::t0_r ) +{ + return 0; +} + +READ8_MEMBER( m24_keyboard_device::t1_r ) +{ + return 0; +} + +WRITE8_MEMBER( m24_keyboard_device::bus_w ) +{ + UINT8 col = m_rows[(data >> 3) & 0xf]->read(); + m_keypress = (col & (1 << (data & 7))) ? 1 : 0; +} + +WRITE_LINE_MEMBER( m24_keyboard_device::clock_w ) +{ + m_mcu->set_input_line(MCS48_INPUT_IRQ, !state); + if(!state) + m_reset_timer->adjust(attotime::from_msec(50)); + else + { + m_reset_timer->adjust(attotime::never); + m_mcu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE); + } +} + +WRITE_LINE_MEMBER( m24_keyboard_device::data_w ) +{ + m_kbcdata = state; +} |