diff options
Diffstat (limited to 'src/mame/nec/pc98_kbd.cpp')
-rw-r--r-- | src/mame/nec/pc98_kbd.cpp | 375 |
1 files changed, 375 insertions, 0 deletions
diff --git a/src/mame/nec/pc98_kbd.cpp b/src/mame/nec/pc98_kbd.cpp new file mode 100644 index 00000000000..aee77b00b96 --- /dev/null +++ b/src/mame/nec/pc98_kbd.cpp @@ -0,0 +1,375 @@ +// license:BSD-3-Clause +// copyright-holders:Angelo Salese +/************************************************************************************************** + +PC-9801 Keyboard simulation + +Resources: +- PC-98 Bible; +- PC-9800 Technical DataBook; +- https://github.com/tmk/tmk_keyboard/wiki/PC-9801-Keyboard; + +TODO: +- RTY behaviour +\- triggered in bokosuka when it starts losing a key break along the way. +- key repeat: alternates break and make keys when typematic kicks in, 30ms per swap? +\- Most keyboards don't have a method for disabling typematic, depends on RTY? +- Undumped i8048 MCU; +- GRPH + SHIFT scancodes; +- Subclass keyboard variants (cfr. PC-9801-119 with Windows & Menu keys and PC-9801-115 Bungo); +- Verify untested keys: + STOP, COPY, and vf-1 through vf-5 + STOP is correct, verified with branmar2 +- Problems with natural keyboard (most nonprinting keys don't work); + +**************************************************************************************************/ + +#include "emu.h" +#include "pc98_kbd.h" +#include "machine/keyboard.ipp" + +//************************************************************************** +// GLOBAL VARIABLES +//************************************************************************** + +// device type definition +DEFINE_DEVICE_TYPE(PC98_KBD, pc98_kbd_device, "pc98_kbd", "NEC PC-98 Keyboard") + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// pc98_kbd_device - constructor +//------------------------------------------------- + +pc98_kbd_device::pc98_kbd_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) + : device_t(mconfig, PC98_KBD, tag, owner, clock) + , device_buffered_serial_interface(mconfig, *this) + , device_matrix_keyboard_interface(mconfig, *this, "KEY0", "KEY1", "KEY2", "KEY3", "KEY4", "KEY5", "KEY6", "KEY7", "KEY8", "KEY9", "KEYA", "KEYB", "KEYC", "KEYD", "KEYE", "KEYF") + , m_tx_cb(*this) + , m_kbde_state(0) + , m_rty_state(0) +{ +} + +//------------------------------------------------- +// device_validity_check - perform validity checks +// on this device +//------------------------------------------------- + +void pc98_kbd_device::device_validity_check(validity_checker &valid) const +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void pc98_kbd_device::device_start() +{ + // ... +} + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void pc98_kbd_device::device_reset() +{ + clear_fifo(); + set_data_frame(START_BIT_COUNT, DATA_BIT_COUNT, PARITY, STOP_BITS); + set_rcv_rate(BAUD); + set_tra_rate(BAUD); + receive_register_reset(); + transmit_register_reset(); + + reset_key_state(); + start_processing(attotime::from_hz(BAUD)); + typematic_stop(); + +// m_repeat_state = false; +} + +uint8_t pc98_kbd_device::translate(uint8_t row, uint8_t column) +{ + return row * 8 + column; +} + +static INPUT_PORTS_START( pc9801_kbd ) + PORT_START("KEY0") // 0x00 - 0x07 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') + + PORT_START("KEY1") // 0x08 - 0x0f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("- / =") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("^ / `") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('`') + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(u8"¥ / ¦") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR(U'¥','\\') PORT_CHAR(U'¦','|') + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("BACKSPACE") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) + + PORT_START("KEY2") // 0x10 - 0x17 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') + + PORT_START("KEY3") // 0x18 - 0x1f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("@ / ~") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') PORT_CHAR('~') + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("[ / {") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') + + PORT_START("KEY4") // 0x20 - 0x27 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("; / +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(": / *") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') + + PORT_START("KEY5") // 0x28 - 0x2f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("] / }") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') + + // i feel like PORT_CHAR(UCHAR_MAMEKEY(INVALID)) shouldn't work... + PORT_START("KEY6") // 0x30 - 0x37 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(", / <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(". / >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("/ / ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("_") PORT_CHAR(UCHAR_MAMEKEY(INVALID)) PORT_CHAR('_') + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("XFER") + // "ROLL UP / DOWN" are marked as PgDn / PgUp on key sides on most if not all PC-98 keyboards + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ROLL UP / PgDn") PORT_CODE(KEYCODE_PGDN) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ROLL DOWN / PgUp") PORT_CODE(KEYCODE_PGUP) + + PORT_START("KEY7") // 0x38 - 0x3f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("INS") PORT_CODE(KEYCODE_INSERT) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("DEL") PORT_CODE(KEYCODE_DEL) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("HOME / CLR") PORT_CODE(KEYCODE_HOME) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("HELP") PORT_CODE(KEYCODE_END) + + PORT_START("KEY8") // 0x40 - 0x47 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("- (PAD)") PORT_CODE(KEYCODE_MINUS_PAD) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("/ (PAD)") PORT_CODE(KEYCODE_SLASH_PAD) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7 (PAD)") PORT_CODE(KEYCODE_7_PAD) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8 (PAD)") PORT_CODE(KEYCODE_8_PAD) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9 (PAD)") PORT_CODE(KEYCODE_9_PAD) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("* (PAD)") PORT_CODE(KEYCODE_ASTERISK) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4 (PAD)") PORT_CODE(KEYCODE_4_PAD) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5 (PAD)") PORT_CODE(KEYCODE_5_PAD) + + PORT_START("KEY9") // 0x48 - 0x4f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6 (PAD)") PORT_CODE(KEYCODE_6_PAD) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("+ (PAD)") PORT_CODE(KEYCODE_PLUS_PAD) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1 (PAD)") PORT_CODE(KEYCODE_1_PAD) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2 (PAD)") PORT_CODE(KEYCODE_2_PAD) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3 (PAD)") PORT_CODE(KEYCODE_3_PAD) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("= (PAD)") PORT_CODE(KEYCODE_ENTER_PAD) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0 (PAD)") PORT_CODE(KEYCODE_0_PAD) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(", (PAD)") + + PORT_START("KEYA") // 0x50 - 0x57 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(". (PAD)") PORT_CODE(KEYCODE_DEL_PAD) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("NFER") + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF1") + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF2") + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF3") + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF4") + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF5") + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 2-8") + + PORT_START("KEYB") // 0x58 - 0x5f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-1") + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-2") + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-3") + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-4") + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-5") + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-6") + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-7") + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 3-8") + + PORT_START("KEYC") // 0x60 - 0x67 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("STOP") + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("COPY") + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) + + PORT_START("KEYD") // 0x68 - 0x6f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F9") PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F10") PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 5-5") + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 5-6") + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 5-7") + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 5-8") + + PORT_START("KEYE") // 0x70 - 0x77 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("\xe3\x82\xab\xe3\x83\x8a / KANA LOCK") PORT_TOGGLE + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("GRPH / ALT") PORT_CODE(KEYCODE_LALT) PORT_CODE(KEYCODE_RALT) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 6-6") + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 6-7") + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 6-8") + + PORT_START("KEYF") // 0x78 - 0x7f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-1") + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-2") + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-3") + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-4") + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-5") + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-6") + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-7") + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED) //IPT_KEYBOARD) PORT_NAME(" un 7-8") +INPUT_PORTS_END + +ioport_constructor pc98_kbd_device::device_input_ports() const +{ + return INPUT_PORTS_NAME( pc9801_kbd ); +} + + +//************************************************************************** +// device_matrix_keyboard +//************************************************************************** + +void pc98_kbd_device::key_make(uint8_t row, uint8_t column) +{ + uint8_t code = translate(row, column); + + send_key(code); + + // no typematic for caps and kana locks + // TODO: does it applies to the whole E row? + // page 345 of the Technical DataBook for timings + if (code != 0x71 && code != 0x72) + { + //m_repeat_state = 0; + typematic_start(row, column, attotime::from_msec(500), attotime::from_msec(60)); + } +} + +void pc98_kbd_device::key_break(uint8_t row, uint8_t column) +{ + if (typematic_is(row, column)) + typematic_stop(); + + uint8_t code = translate(row, column); + + send_key(code | 0x80); +} + +void pc98_kbd_device::key_repeat(uint8_t row, uint8_t column) +{ +// uint8_t code = translate(row, column); + +// m_repeat_state ^= 1; +// code |= m_repeat_state << 7; +// +// send_key(code); +} + +void pc98_kbd_device::send_key(uint8_t code) +{ + transmit_byte(code); + if (fifo_full()) + stop_processing(); +} + +//************************************************************************** +// Serial implementation +//************************************************************************** + +void pc98_kbd_device::tra_complete() +{ + if (fifo_full()) + start_processing(attotime::from_hz(BAUD)); + + device_buffered_serial_interface::tra_complete(); +} + +void pc98_kbd_device::transmit_byte(u8 byte) +{ + device_buffered_serial_interface::transmit_byte(byte); + if (fifo_full()) + stop_processing(); +} + +/* + * 0xff: reset + * everything else: implementation specific, TBD (0x9* command, some have extra parameters) + */ +void pc98_kbd_device::received_byte(u8 byte) +{ + logerror("received_byte 0x%02x\n", byte); + if (byte == 0xff) + { + clear_fifo(); + receive_register_reset(); + transmit_register_reset(); + + reset_key_state(); + start_processing(attotime::from_hz(BAUD)); + typematic_stop(); + } +} + +void pc98_kbd_device::rcv_complete() +{ + receive_register_extract(); + received_byte(get_received_char()); +} + +void pc98_kbd_device::input_kbde(int state) +{ + if (!m_kbde_state && state) + start_processing(attotime::from_hz(BAUD)); + if (m_kbde_state && !state) + stop_processing(); + m_kbde_state = state; +} + +void pc98_kbd_device::input_rty(int state) +{ + m_rty_state = state; +} |