// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Luxor ABC-99 keyboard emulation *********************************************************************/ /* Keyboard PCB Layout ------------------- |-----------------------------------------------------------------------| | CN1 CN2 CPU1 ROM1 SW1 | | | | 6MHz CPU0 ROM0 GI | | | | | | | | | | | | | | | | | |-----------------------------------------------------------------------| Notes: Relevant IC's shown. CPU0 - STMicro ET8035N-6 8035 CPU CPU1 - STMicro ET8035N-6 8035 CPU ROM0 - Texas Instruments TMS2516JL-16 2Kx8 ROM "107268-16" ROM1 - STMicro ET2716Q-1 2Kx8 ROM "107268-17" GI - General Instruments 321239007 keyboard chip "4=7" CN1 - DB15 connector, Luxor ABC R8 (3 button mouse) CN2 - 12 pin PCB header, keyboard data cable SW1 - reset switch? */ /* TODO: - watchdog clock - output leds */ #include "emu.h" #include "abc99.h" #include "speaker.h" //************************************************************************** // MACROS / CONSTANTS //************************************************************************** #define I8035_Z2_TAG "z2" #define I8035_Z5_TAG "z5" #define R8_TAG "r8" //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** DEFINE_DEVICE_TYPE(ABC99, abc99_device, "abc99", "Luxor ABC 99") //------------------------------------------------- // ROM( abc99 ) //------------------------------------------------- ROM_START( abc99 ) ROM_SYSTEM_BIOS( 0, "107268", "107268-17" ) ROM_SYSTEM_BIOS( 1, "106819", "106819-09" ) ROM_DEFAULT_BIOS("106819") ROM_REGION( 0x1000, I8035_Z2_TAG, 0 ) ROMX_LOAD( "107268-17.z3", 0x0000, 0x0800, CRC(2f60cc35) SHA1(ebc6af9cd0a49a0d01698589370e628eebb6221c), ROM_BIOS(0) ) // UP/DOWN mode is broken ROMX_LOAD( "106819-09.z3", 0x0000, 0x1000, CRC(ffe32a71) SHA1(fa2ce8e0216a433f9bbad0bdd6e3dc0b540f03b7), ROM_BIOS(1) ) // ABC 99 6490423-01 ROM_REGION( 0x800, I8035_Z5_TAG, 0 ) ROMX_LOAD( "107268-16.z6", 0x0000, 0x0800, CRC(785ec0c6) SHA1(0b261beae20dbc06fdfccc50b19ea48b5b6e22eb), ROM_BIOS(0) ) ROMX_LOAD( "107268-64.z6", 0x0000, 0x0800, CRC(e33683ae) SHA1(0c1d9e320f82df05f4804992ef6f6f6cd20623f3), ROM_BIOS(1) ) ROM_END //------------------------------------------------- // rom_region - device-specific ROM region //------------------------------------------------- const tiny_rom_entry *abc99_device::device_rom_region() const { return ROM_NAME( abc99 ); } //------------------------------------------------- // ADDRESS_MAP( keyboard_mem ) //------------------------------------------------- void abc99_device::keyboard_mem(address_map &map) { map(0x0000, 0x0fff).rom().region(I8035_Z2_TAG, 0); } //------------------------------------------------- // ADDRESS_MAP( keyboard_io ) //------------------------------------------------- void abc99_device::keyboard_io(address_map &map) { map(0x21, 0x21).w(FUNC(abc99_device::led_w)); map(0x30, 0x3f).rw(FUNC(abc99_device::key_y_r), FUNC(abc99_device::key_x_w)); } //------------------------------------------------- // ADDRESS_MAP( mouse_mem ) //------------------------------------------------- void abc99_device::mouse_mem(address_map &map) { map(0x0000, 0x07ff).rom().region(I8035_Z5_TAG, 0); } //------------------------------------------------- // device_add_mconfig - add device configuration //------------------------------------------------- void abc99_device::device_add_mconfig(machine_config &config) { // keyboard CPU I8035(config, m_maincpu, 0); // from Z5 T0 output m_maincpu->set_addrmap(AS_PROGRAM, &abc99_device::keyboard_mem); m_maincpu->set_addrmap(AS_IO, &abc99_device::keyboard_io); m_maincpu->p1_out_cb().set(FUNC(abc99_device::z2_p1_w)); m_maincpu->p2_in_cb().set(FUNC(abc99_device::z2_p2_r)); m_maincpu->t0_in_cb().set_constant(0); // mouse connected m_maincpu->t1_in_cb().set(FUNC(abc99_device::z2_t1_r)); // mouse CPU I8035(config, m_mousecpu, XTAL(6'000'000)); m_mousecpu->set_addrmap(AS_PROGRAM, &abc99_device::mouse_mem); m_mousecpu->p1_in_cb().set(FUNC(abc99_device::z5_p1_r)); m_mousecpu->p2_out_cb().set(FUNC(abc99_device::z5_p2_w)); m_mousecpu->set_t0_clk_cb(I8035_Z2_TAG, FUNC(device_t::set_unscaled_clock_int)); m_mousecpu->t1_in_cb().set(FUNC(abc99_device::z5_t1_r)); // watchdog WATCHDOG_TIMER(config, m_watchdog).set_time(attotime::from_hz(0)); // mouse LUXOR_R8(config, m_mouse, 0); // sound hardware SPEAKER(config, "mono").front_center(); SPEAKER_SOUND(config, m_speaker, 0).add_route(ALL_OUTPUTS, "mono", 0.25); } //------------------------------------------------- // INPUT_CHANGED_MEMBER( keyboard_reset ) //------------------------------------------------- INPUT_CHANGED_MEMBER( abc99_device::keyboard_reset ) { if (newval) { m_mousecpu->reset(); } } //------------------------------------------------- // INPUT_PORTS( abc99 ) //------------------------------------------------- ioport_value abc99_device::cursor_x4_r() { u8 cursor = m_cursor->read(); u8 data = 0; switch (cursor & 0xf) { case 0x1: // up case 0x9: // up-right data = 0x1; break; case 0x2: // down case 0xa: // down-right data = 0x2; break; case 0x8: // right data = 0x3; break; } return data; } ioport_value abc99_device::cursor_x6_r() { u8 cursor = m_cursor->read(); u8 data = 0; switch (cursor & 0xf) { case 0x1: // up case 0x5: // up-left data = 0x1; break; case 0x2: // down case 0x6: // down-left data = 0x2; break; case 0x4: // left data = 0x3; break; } return data; } static INPUT_PORTS_START( abc99 ) PORT_START("X0") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF13") PORT_CODE(KEYCODE_PRTSCR) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(u8"\u2192|") PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t') // U+2192 = → PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("LF") PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(RCONTROL)) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR('<') PORT_CHAR('>') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_START("X1") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("ALT") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad CE") PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad RETURN") PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_START("X2") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PRINT") PORT_CODE(KEYCODE_PGUP) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 9") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 6") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 3") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad .") PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Left SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_START("X3") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("HELP") PORT_CODE(KEYCODE_HOME) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 7") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 4") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 1") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 0") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_START("X4") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF15") PORT_CODE(KEYCODE_PAUSE) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("DEL") PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x30, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_CUSTOM_MEMBER(FUNC(abc99_device::cursor_x4_r)) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_START("X5") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF12") PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("BS") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(U'ü') PORT_CHAR(U'Ü') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\'') PORT_CHAR('*') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Right SHIFT") PORT_CODE(KEYCODE_RSHIFT) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_START("X6") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF14") PORT_CODE(KEYCODE_SCRLOCK) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("INS") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x30, IP_ACTIVE_HIGH, IPT_CUSTOM) PORT_CUSTOM_MEMBER(FUNC(abc99_device::cursor_x6_r)) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_START("X7") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF11") PORT_CODE(KEYCODE_F11) PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR(U'é') PORT_CHAR(U'É') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR(U'å') PORT_CHAR(U'Å') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(U'ä') PORT_CHAR(U'Ä') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('-') PORT_CHAR('_') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_START("X8") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("STOP") PORT_CODE(KEYCODE_END) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 8") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 2") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(u8"|\u2190") PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(RALT)) // U+2190 = ← PORT_START("X9") 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_MINUS) PORT_CHAR('+') PORT_CHAR('?') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(U'ö') PORT_CHAR(U'Ö') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR(':') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_START("X10") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF10") PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('=') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') 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_COMMA) PORT_CHAR(',') PORT_CHAR(';') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_START("X11") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF9") PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') 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_NAME("PF2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_START("X12") 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_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_START("X13") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR(U'¤') PORT_START("X14") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('/') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_START("X15") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED ) PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("PF3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_START("Z14") PORT_DIPNAME( 0x07, 0x00, DEF_STR( Language ) ) PORT_DIPLOCATION("Z14:1,2,3") PORT_DIPSETTING( 0x00, "Swedish" ) PORT_DIPSETTING( 0x01, "US English" ) PORT_DIPSETTING( 0x02, "Spanish" ) PORT_DIPSETTING( 0x03, "Danish" ) PORT_DIPSETTING( 0x04, "Norwegian" ) PORT_DIPSETTING( 0x05, DEF_STR( Unused ) ) PORT_DIPSETTING( 0x06, DEF_STR( Unused ) ) PORT_DIPSETTING( 0x07, DEF_STR( Unused ) ) PORT_DIPNAME( 0x08, 0x08, "Keyboard Program" ) PORT_DIPLOCATION("Z14:4") PORT_DIPSETTING( 0x00, "Internal (8048)" ) PORT_DIPSETTING( 0x08, "External PROM" ) PORT_START("CURSOR") PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(u8"\u2191") PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) // U+2191 = ↑ PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(u8"\u2193") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) // U+2193 = ↓ PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(u8"\u2190") PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) // U+2190 = ← PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(u8"\u2192") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) // U+2192 = → PORT_START("J4") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Keyboard Reset") PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(abc99_device::keyboard_reset), 0) INPUT_PORTS_END //------------------------------------------------- // input_ports - device-specific input ports //------------------------------------------------- ioport_constructor abc99_device::device_input_ports() const { return INPUT_PORTS_NAME( abc99 ); } //------------------------------------------------- // serial_input - //------------------------------------------------- void abc99_device::serial_input() { m_maincpu->set_input_line(MCS48_INPUT_IRQ, (m_si || m_si_en) ? CLEAR_LINE : ASSERT_LINE); m_mousecpu->set_input_line(MCS48_INPUT_IRQ, m_si ? CLEAR_LINE : ASSERT_LINE); } //------------------------------------------------- // serial_clock - //------------------------------------------------- TIMER_CALLBACK_MEMBER(abc99_device::serial_clock) { m_slot->trxc_w(1); m_slot->trxc_w(0); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // abc99_device - constructor //------------------------------------------------- abc99_device::abc99_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, ABC99, tag, owner, clock), abc_keyboard_interface(mconfig, *this), m_serial_timer(nullptr), m_maincpu(*this, I8035_Z2_TAG), m_mousecpu(*this, I8035_Z5_TAG), m_watchdog(*this, "watchdog"), m_speaker(*this, "speaker"), m_mouse(*this, R8_TAG), m_x(*this, "X%u", 0), m_z14(*this, "Z14"), m_cursor(*this, "CURSOR"), m_leds(*this, "led%u", 0U), m_keylatch(0), m_si(1), m_si_en(1), m_so_z2(1), m_so_z5(1), m_t1_z2(0), m_t1_z5(0), m_led_en(1), m_reset(1) { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void abc99_device::device_start() { m_leds.resolve(); // allocate timers m_serial_timer = timer_alloc(FUNC(abc99_device::serial_clock), this); attotime serial_clock = MCS48_ALE_CLOCK(m_mousecpu->get_t0_clock()); // 8333 bps m_serial_timer->adjust(serial_clock, 0, serial_clock); // state saving save_item(NAME(m_keylatch)); save_item(NAME(m_si)); save_item(NAME(m_si_en)); save_item(NAME(m_so_z2)); save_item(NAME(m_so_z5)); save_item(NAME(m_t1_z2)); save_item(NAME(m_t1_z5)); save_item(NAME(m_led_en)); save_item(NAME(m_reset)); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void abc99_device::device_reset() { // external access m_maincpu->set_input_line(MCS48_INPUT_EA, ASSERT_LINE); m_mousecpu->set_input_line(MCS48_INPUT_EA, ASSERT_LINE); m_slot->write_rx(1); } //------------------------------------------------- // txd_w - //------------------------------------------------- void abc99_device::txd_w(int state) { if (m_si != state) { m_si = state; serial_input(); } } //------------------------------------------------- // reset_w - //------------------------------------------------- void abc99_device::reset_w(int state) { m_mousecpu->set_input_line(INPUT_LINE_RESET, state); } //------------------------------------------------- // key_x_w - //------------------------------------------------- void abc99_device::led_w(uint8_t data) { if (m_led_en) return; m_leds[LED_1] = BIT(data, 0); m_leds[LED_2] = BIT(data, 1); m_leds[LED_3] = BIT(data, 2); m_leds[LED_4] = BIT(data, 3); m_leds[LED_5] = BIT(data, 4); m_leds[LED_6] = BIT(data, 5); m_leds[LED_7] = BIT(data, 6); m_leds[LED_8] = BIT(data, 7); } //------------------------------------------------- // key_y_r - //------------------------------------------------- uint8_t abc99_device::key_y_r() { return m_x[m_keylatch]->read(); } //------------------------------------------------- // key_x_w - //------------------------------------------------- void abc99_device::key_x_w(offs_t offset, uint8_t data) { m_keylatch = offset & 0x0f; if (m_keylatch == 14) { m_watchdog->watchdog_reset(); } } //------------------------------------------------- // z2_p1_w - //------------------------------------------------- void abc99_device::z2_p1_w(uint8_t data) { /* bit description P10 serial output P11 KEY DOWN P12 transmit -> Z5 T1 P13 INS led P14 ALT led P15 CAPS LOCK led P16 speaker output P17 Z8 enable */ // serial output m_so_z2 = BIT(data, 0); m_slot->write_rx(m_so_z2 && m_so_z5); // key down m_slot->keydown_w(!BIT(data, 1)); // master T1 m_t1_z5 = BIT(data, 2); // key LEDs m_leds[LED_INS] = !BIT(data, 3); m_leds[LED_ALT] = !BIT(data, 4); m_leds[LED_CAPS_LOCK] = !BIT(data, 5); // speaker output m_speaker->level_w(!BIT(data, 6)); // Z8 enable m_led_en = BIT(data, 7); } //------------------------------------------------- // z2_p2_r - //------------------------------------------------- uint8_t abc99_device::z2_p2_r() { /* bit description P20 P21 P22 P23 P24 P25 DIP0 P26 DIP1 P27 DIP2 */ uint8_t data = m_z14->read() << 5; return data; } //------------------------------------------------- // z5_p1_r - //------------------------------------------------- uint8_t abc99_device::z5_p1_r() { /* bit description P10 XA P11 XB P12 YA P13 YB P14 LB P15 MB P16 RB P17 input from host */ uint8_t data = 0; // mouse data |= m_mouse->read() & 0x7f; // serial input data |= m_si << 7; return data; } //------------------------------------------------- // z5_p2_w - //------------------------------------------------- void abc99_device::z5_p2_w(uint8_t data) { /* bit description P20 P21 P22 P23 P24 Z2 serial input enable P25 Z2 RESET P26 serial output P27 Z2 T1 */ // serial input enable int si_en = BIT(data, 4); if (m_si_en != si_en) { m_si_en = si_en; serial_input(); } // Z2 reset int reset = BIT(data, 5); if (m_reset != reset) { m_maincpu->set_input_line(INPUT_LINE_RESET, reset ? CLEAR_LINE : ASSERT_LINE); } m_reset = reset; // serial output m_so_z5 = BIT(data, 6); m_slot->write_rx(m_so_z2 && m_so_z5); // keyboard CPU T1 m_t1_z2 = BIT(data, 7); }