// license:BSD-3-Clause // copyright-holders:Patrick Mackinlay /* * IBM RT PC keyboard. * * There are at least two distinct variants of the RT PC keyboard. One appears * very similar to the IBM Model M 101-key keyboard, and uses a conventional * matrix scan to detect keypresses. The variant emulated here has individually * addressable capacitive switches, an i8749-compatible microcontroller and is * labelled 556-712-01. * * The keyboard uses an AT or PS/2 compatible protocol, however it connects via * a 6-pin AMP connector which also contains speaker control lines. The command * set and scan codes are very similar to a PC keyboard (scan code "set 3"). * * Sources: * - http://bitsavers.org/pdf/ibm/pc/rt/6489893_RT_PC_Technical_Reference_Volume_1_Nov85.pdf * * Key switches are addressed using an 8 bit code as follows: * * ggrrrccc * * Where: * * gg is a group of keys (only groups 0, 1 and 3 are used) * rrr is a row, from 0 to 5 (rows 6 and 7 are unused) * ccc is a column within the group, from left to right * * This diagram approximates the keyboard layout, and shows the groups, rows * and encoded key addresses. * * Row |------ group 0 ------| |------- group 1 -------| |---- group 3 ----| * 0 00 02 03 04 05 06 07 40 41 43 44 45 46 47 c0 c1 * 1 08 09 0a 0b 0c 0d 0e 0f 48 49 4a 4b 4c 4e 4f c8 c9 ca cb cc cd * 2 10 11 12 13 14 15 16 17 50 51 52 53 54 55 57 d0 d1 d2 d3 d4 * 3 18 19 1a 1b 1c 1d 1e 1f 58 59 5a 5b 5c 5d da db dc dd * 4 20 21 22 23 24 25 26 27 60 61 62 63 64 e0 e2 e3 e4 * 5 28 2a 2e 6b 6d 6f e8 e9 ea ec ed * * Two key addresses (21 and 5c) are scanned and produce scan codes, but do not * have corresponding keys on this keyboard; they are probably used in other * language configurations. */ #include "emu.h" #include "kbd.h" #include "sound/spkrdev.h" #include "speaker.h" #define LOG_GENERAL (1U << 0) #define LOG_PORTS (1U << 1) //#define VERBOSE (LOG_GENERAL) #include "logmacro.h" DEFINE_DEVICE_TYPE(RTPC_KBD, rtpc_kbd_device, "rtpc_kbd", "IBM PC RT Keyboard") rtpc_kbd_device::rtpc_kbd_device(machine_config const &mconfig, char const *tag, device_t *owner, u32 clock) : device_t(mconfig, RTPC_KBD, tag, owner, clock) , device_rtpc_kbd_interface(mconfig, *this) , m_mcu(*this, "mcu") , m_matrix{ { *this, "g0.col.%d", 0U }, { *this, "g1.col.%d", 0U }, {*this, "g2.col.%d", 0U }, { *this, "g3.col.%d", 0U } } , m_leds(*this, "kbd_led%x", 0U) { } void rtpc_kbd_device::device_add_mconfig(machine_config &config) { // NEC D8749HD I8749(config, m_mcu, 11_MHz_XTAL); // inputs m_mcu->p2_in_cb().set([this]() { return m_p2; }); m_mcu->t0_in_cb().set([this]() { return clock_signal(); }); m_mcu->t1_in_cb().set([this]() { return int(m_t1); }); // outputs m_mcu->bus_out_cb().set(FUNC(rtpc_kbd_device::bus_w)); m_mcu->p1_out_cb().set(FUNC(rtpc_kbd_device::p1_w)); m_mcu->p2_out_cb().set(FUNC(rtpc_kbd_device::p2_w)); // the speaker is physically present inside the keyboard housing, but it // is wired to and controlled directly by the host; it is not connected to // the keyboard mcu at all SPEAKER(config, "mono").front_left(); speaker_sound_device &speaker(SPEAKER_SOUND(config, "speaker")); speaker.add_route(ALL_OUTPUTS, "mono", 0.50); } void rtpc_kbd_device::device_start() { save_item(NAME(m_t1)); save_item(NAME(m_bus)); save_item(NAME(m_p1)); save_item(NAME(m_p2)); m_leds.resolve(); m_t1 = true; m_bus = 0xff; m_p1 = 0xff; m_p2 = 0xff; } void rtpc_kbd_device::device_reset() { } void rtpc_kbd_device::bus_w(u8 data) { LOGMASKED(LOG_PORTS, "bus_w 0x%02x (%s)\n", data, machine().describe_context()); m_bus = data; } void rtpc_kbd_device::p1_w(u8 data) { LOGMASKED(LOG_PORTS, "p1_w 0x%02x (%s)\n", data, machine().describe_context()); // bit purpose // 0-2 used by keyboard scan // 3-5 unused // 6 clock out // 7 data out if (VERBOSE & LOG_GENERAL) { if ((m_mcu->pc() == 0x675 || m_mcu->pc() == 0x65e)) { auto const suppressor(machine().disable_side_effects()); address_space &mcu_ram(m_mcu->space(AS_DATA)); const u8 bit_count(mcu_ram.read_byte(0x18)); const u8 byte(mcu_ram.read_byte(0x58)); if (bit_count == 8) LOG("tx byte 0x%02x\n", byte); } else if (m_mcu->pc() == 0x6cc) { auto const suppressor(machine().disable_side_effects()); // r0' == 2 -> receive parity & stop address_space &mcu_ram(m_mcu->space(AS_DATA)); const u8 bit_count(mcu_ram.read_byte(0x18)); const u8 byte(mcu_ram.read_byte(0x59)); if (bit_count == 2) LOG("rx byte 0x%02x\n", byte); } } if (BIT(m_p1 ^ data, 7)) data_w(BIT(data, 7)); if (BIT(m_p1 ^ data, 6)) clock_w(BIT(data, 6)); // test key down // TODO: not sure exactly how bits 0..2 gate or enable the sample if (BIT(m_p1, 1) && BIT(m_p1, 2) && !BIT(data, 2)) m_t1 = BIT(m_matrix[m_bus >> 6][m_bus & 7]->read(), (m_bus >> 3) & 7); m_p1 = data; } void rtpc_kbd_device::p2_w(u8 data) { LOGMASKED(LOG_PORTS, "p2_w 0x%02x (%s)\n", data, machine().describe_context()); // bit purpose // 0 num lock led // 1 caps lock led // 2 scroll lock led // 3-6 unused // 7 keyboard id (i/o) m_leds[0] = BIT(data, 0); m_leds[1] = BIT(data, 1); m_leds[2] = BIT(data, 2); m_p2 = data; } void rtpc_kbd_device::data_w(int state) { m_mcu->set_input_line(MCS48_INPUT_IRQ, !state); } INPUT_PORTS_START(rtpc_kbd_device) // pos 110, 1, 16, 30, 44, 58 PORT_START("g0.col.0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(TAB)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_MAMEKEY(LSHIFT)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos , 2, 17, 31, 45, 59 PORT_START("g0.col.1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) // position 45 scan code 0x13 PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 112, 3, 18, 32, 46, 60 PORT_START("g0.col.2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 113, 4, 19, 33, 47 PORT_START("g0.col.3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 114, 5, 20, 34, 48 PORT_START("g0.col.4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 115, 6, 21, 35, 49 PORT_START("g0.col.5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 116, 7, 22, 36, 50, 61 PORT_START("g0.col.6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 117, 8, 23, 37, 51 PORT_START("g0.col.7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 118, 9, 24, 38, 52 PORT_START("g1.col.0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 119, 10, 25, 39, 53 PORT_START("g1.col.1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos , 11, 26, 40, 54 PORT_START("g1.col.2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 120, 12, 27, 41, 55, 62 PORT_START("g1.col.3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(RALT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 121, 13, 28, 42, 57 PORT_START("g1.col.4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) // position 42 scan code 0x53 PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_MAMEKEY(RSHIFT)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 122, , 29, 43, , 64 PORT_START("g1.col.5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F11) PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(RCONTROL)) PORT_NAME("Action") PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 123, 15 PORT_START("g1.col.6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // pos 124, 75, 76, , , 79 PORT_START("g1.col.7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PRTSCR) PORT_CHAR(UCHAR_MAMEKEY(PRTSCR)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // group 2 is unused PORT_START("g2.col.0") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g2.col.1") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g2.col.2") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g2.col.3") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g2.col.4") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g2.col.5") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g2.col.6") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g2.col.7") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g3.col.0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SCRLOCK) PORT_CHAR(UCHAR_MAMEKEY(SCRLOCK)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g3.col.1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PAUSE) PORT_CHAR(UCHAR_MAMEKEY(PAUSE)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGUP) PORT_CHAR(UCHAR_MAMEKEY(PGUP)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGDN) PORT_CHAR(UCHAR_MAMEKEY(PGDN)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g3.col.2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_NUMLOCK) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g3.col.3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g3.col.4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g3.col.5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) // group 3 columns 6 and 7 unused PORT_START("g3.col.6") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("g3.col.7") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) INPUT_PORTS_END ioport_constructor rtpc_kbd_device::device_input_ports() const { return INPUT_PORTS_NAME(rtpc_kbd_device); } ROM_START(rtpc_kbd_device) ROM_REGION(0x800, "mcu", 0) ROM_LOAD("71201_8749.bin", 0x000, 0x800, CRC(4c44e488) SHA1(d7305e978e9c047a34d2c26176ce7ac0467f1219)) ROM_END const tiny_rom_entry *rtpc_kbd_device::device_rom_region() const { return ROM_NAME(rtpc_kbd_device); }