rset=UTF-8
Last-Modified: Sun, 04 May 2025 06:05:58 GMT
Expires: Wed, 02 May 2035 06:05:58 GMT
mame - MAME - Multiple Arcade Machine Emulator
1 files changed, 517 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..a37f5ce837a --- /dev/null +++ b/ src/mame/nec/pc98_kbd.cpp@@ -0,0 +1,517 @@ +// 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? +\- pc9821ap2: specifically wants F3 to be unmapped for calling setup mode with soft reset: + HELP key is recognized but code overrides with the F3 path, any way to avoid it? +- Undumped i8048 MCU; +- GRPH + SHIFT scancodes; +- Subclass keyboard variants (cfr. 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); +- pc9801fs: doesn't capture HELP key even with -119, need to mash for entering setup mode (verify) +- slotify; + +**************************************************************************************************/ + +#include "emu.h" +#include "pc98_kbd.h" +#include "machine/keyboard.ipp" + +#define LOG_COMMAND (1U << 1) + +//#include <iostream> + +#define VERBOSE (LOG_GENERAL | LOG_COMMAND) +//#define LOG_OUTPUT_STREAM std::cout + +#include "logmacro.h" + +#define LOGCOMMAND(...) LOGMASKED(LOG_COMMAND, __VA_ARGS__) + + +DEFINE_DEVICE_TYPE(PC98_KBD, pc98_kbd_device, "pc98_kbd", "NEC PC-98 Keyboard") +DEFINE_DEVICE_TYPE(PC98_119_KBD, pc98_119_kbd_device, "pc98_119_kbd", "NEC PC-9801-119 Keyboard") + +pc98_kbd_device::pc98_kbd_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) + : device_t(mconfig, type, 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) +{ +} + +pc98_kbd_device::pc98_kbd_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) + : pc98_kbd_device(mconfig, PC98_KBD, tag, owner, clock) +{ +} + + +void pc98_kbd_device::device_validity_check(validity_checker &valid) const +{ +} + + +void pc98_kbd_device::device_start() +{ + // ... +} + + +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_ |
class='add'>+ 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;
+}
+
+/*
+ * PC-9801-119 overrides
+ */
+
+ pc98_119_kbd_device::pc98_119_kbd_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
+ : pc98_kbd_device(mconfig, PC98_119_KBD, tag, owner, clock)
+{
+}
+
+void pc98_119_kbd_device::device_start()
+{
+ pc98_kbd_device::device_start();
+
+ save_item(NAME(m_cmd_state));
+ save_item(NAME(m_key_delay));
+ save_pointer(NAME(m_repeat_state), 0x80);
+}
+
+void pc98_119_kbd_device::device_reset()
+{
+ pc98_kbd_device::device_reset();
+
+ m_cmd_state = 0;
+ m_key_delay = 500;
+ std::fill(std::begin(m_repeat_state), std::end(m_repeat_state), 0);
+}
+
+void pc98_119_kbd_device::key_make(uint8_t row, uint8_t column)
+{
+ uint8_t code = translate(row, column);
+
+ send_key(code);
+
+ // HACK: enable key repeat for the only key that matters for now (HELP -> setup mode)
+ // acts wild in any game that uses numpad and keys only (cfr. runners, weaponsf)
+ // as if it's expecting typematic being entirely disabled there
+ //if (code != 0x71 && code != 0x72)
+ if (code == 0x3f)
+ {
+ m_repeat_state[code] = 0;
+ typematic_start(row, column, attotime::from_msec(m_key_delay), attotime::from_msec(60));
+ }
+}
+
+void pc98_119_kbd_device::key_repeat(uint8_t row, uint8_t column)
+{
+ uint8_t code = translate(row, column);
+
+ m_repeat_state[code] ^= 1;
+ code |= m_repeat_state[code] << 7;
+
+ send_key(code);
+}
+
+void pc98_119_kbd_device::received_byte(u8 byte)
+{
+ const u8 ACK = 0xfa;
+ const u8 NACK = 0xfc;
+
+ if (m_cmd_state)
+ {
+ // ignore same byte, we expect a 0 in bit 7 anyway
+ if (m_cmd_state == byte)
+ return;
+
+ LOGCOMMAND("Command: [%02x] %02x\n", m_cmd_state, byte);
+
+ switch(m_cmd_state)
+ {
+ // -xx- ---- key delay
+ // -11- ---- 1000 ms
+ // -10- ---- 500 ms
+ // -01- ---- 500 ms (default)
+ // -00- ---- 250 ms
+ // ---x xxxx repeat rate (slow 11111 -> 00001 fast)
+ // win95: sets 0x70 at startup by default, 0x51 at shutdown
+ case 0x9c:
+ {
+ static const u16 key_delay_ms[] = {250, 500, 500, 1000 };
+ m_key_delay = key_delay_ms[(byte >> 5) & 3];
+ // TODO: repeat rate
+ send_key(ACK);
+ break;
+ }
+
+ // TODO: caps/kana/num lock handling
+ // 0110 ---- reads back LEDs
+ // 0111 ---- sets lock state
+ // ---- x--- Kana lock
+ // ---- -x-- CAPS lock
+ // ---- ---x Num lock
+ case 0x9d:
+ send_key(ACK);
+ break;
+ }
+
+ m_cmd_state = 0;
+ return;
+ }
+
+ LOGCOMMAND("Command: %02x\n", byte);
+
+ switch(byte)
+ {
+ // 0x95 Extended key settings (expects param byte)
+ // 0x00 normal mode
+ // 0x03 windows & application keys enabled (bitwise?)
+
+ // 0x96 Mode identification, PC9801-98 only?
+ // ACK -> 0xa0 -> 0x86 automatic conversion mode
+ // ACK -> 0xa0 -> 0x85 normal mode
+
+ // 0x99 <unknown>
+ // returns 0xfa ACK -> 0xfb (not ready?)
+
+ case 0x9c:
+ LOGCOMMAND("\t$9c Key Repeat rate settings\n");
+ m_cmd_state = byte;
+ send_key(ACK);
+ break;
+
+ case 0x9d:
+ // NOTE: different for PC-9801NS/T
+ LOGCOMMAND("\t$9d Keyboard LED settings\n");
+ m_cmd_state = byte;
+ send_key(ACK);
+ break;
+
+ // 0x9e ?, assume it returns ACK
+
+ case 0x9f:
+ LOGCOMMAND("\t$9f Keyboard Type ID\n");
+ send_key(ACK);
+ send_key(0xa0);
+ send_key(0x80);
+ break;
+
+ default:
+ // return a NACK for any unrecognized command
+ send_key(NACK);
+ if ((byte & 0xf0) == 0x90)
+ popmessage("pc98_kbd: unemulated command %02x", byte);
+ break;
+ }
+}