diff options
Diffstat (limited to 'src/mame/machine/pc9801_kbd.c')
-rw-r--r-- | src/mame/machine/pc9801_kbd.c | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/src/mame/machine/pc9801_kbd.c b/src/mame/machine/pc9801_kbd.c new file mode 100644 index 00000000000..260bd9f6b3d --- /dev/null +++ b/src/mame/machine/pc9801_kbd.c @@ -0,0 +1,313 @@ +// license:BSD-3-Clause +// copyright-holders:Angelo Salese +/*************************************************************************** + + PC-9801 Keyboard simulation + + TODO: + - key repeat + + - Verify untested keys: + STOP, COPY, and vf-1 through vf-5 + + - Problems with natural keyboard (most nonprinting keys don't work) + +***************************************************************************/ + +#include "emu.h" +#include "machine/pc9801_kbd.h" + + +//************************************************************************** +// GLOBAL VARIABLES +//************************************************************************** + +// device type definition +const device_type PC9801_KBD = &device_creator<pc9801_kbd_device>; + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// pc9801_kbd_device - constructor +//------------------------------------------------- + +pc9801_kbd_device::pc9801_kbd_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, PC9801_KBD, "pc9801_kbd", tag, owner, clock, "pc9801_kbd_", __FILE__), + m_write_irq(*this) +{ +} + +//------------------------------------------------- +// input_ports - device-specific input ports +//------------------------------------------------- + +INPUT_CHANGED_MEMBER(pc9801_kbd_device::key_stroke) +{ + if(newval && !oldval) + m_rx_buf[(UINT8)(FPTR)(param) & 0x7f] = 1; + + if(oldval && !newval) + m_rx_buf[(UINT8)(FPTR)(param) & 0x7f] = 2; +} + +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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x00) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x01) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x02) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x03) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x04) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x05) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x06) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x07) + + 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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x08) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x09) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x0a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("- / =") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x0b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("^ / `") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('`') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x0c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("\xC2\xA5 / \xC2\xA6") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x0d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("BACKSPACE") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x0e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x0f) + + 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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x10) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x11) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x12) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x13) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x14) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x15) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x16) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x17) + + 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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x18) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x19) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("@ / ~") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') PORT_CHAR('~') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x1a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("[ / {") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x1b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x1c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x1d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x1e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x1f) + + 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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x20) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x21) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x22) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x23) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x24) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x25) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("; / +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x26) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(": / *") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x27) + + PORT_START("KEY5") // 0x28 - 0x2f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("] / }") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x28) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x29) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x2a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x2b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x2c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x2d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x2e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x2f) + + // 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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x30) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(". / >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x31) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("/ / ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x32) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("_") PORT_CHAR(UCHAR_MAMEKEY(INVALID)) PORT_CHAR('_') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x33) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x34) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("XFER") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x35) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ROLL DOWN") PORT_CODE(KEYCODE_PGDN) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x36) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ROLL UP") PORT_CODE(KEYCODE_PGUP) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x37) + + PORT_START("KEY7") // 0x38 - 0x3f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("INS") PORT_CODE(KEYCODE_INSERT) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x38) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("DEL") PORT_CODE(KEYCODE_DEL) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x39) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x3a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x3b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x3c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x3d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("HOME / CLR") PORT_CODE(KEYCODE_HOME) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x3e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("HELP") PORT_CODE(KEYCODE_END) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x3f) + + PORT_START("KEY8") // 0x40 - 0x47 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("- (PAD)") PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x40) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("/ (PAD)") PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x41) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7 (PAD)") PORT_CODE(KEYCODE_7_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x42) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8 (PAD)") PORT_CODE(KEYCODE_8_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x43) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9 (PAD)") PORT_CODE(KEYCODE_9_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x44) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("* (PAD)") PORT_CODE(KEYCODE_ASTERISK) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x45) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4 (PAD)") PORT_CODE(KEYCODE_4_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x46) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5 (PAD)") PORT_CODE(KEYCODE_5_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x47) + + PORT_START("KEY9") // 0x48 - 0x4f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6 (PAD)") PORT_CODE(KEYCODE_6_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x48) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("+ (PAD)") PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x49) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1 (PAD)") PORT_CODE(KEYCODE_1_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x4a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2 (PAD)") PORT_CODE(KEYCODE_2_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x4b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3 (PAD)") PORT_CODE(KEYCODE_3_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x4c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("= (PAD)") PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x4d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0 (PAD)") PORT_CODE(KEYCODE_0_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x4e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(", (PAD)") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x4f) + + PORT_START("KEYA") // 0x50 - 0x57 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(". (PAD)") PORT_CODE(KEYCODE_DEL_PAD) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x50) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("NFER") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x51) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF1?") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x52) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF2?") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x53) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF3?") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x54) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF4?") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x55) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("VF5?") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x56) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 2-8") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x57) + + PORT_START("KEYB") // 0x58 - 0x5f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-1") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x58) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-2") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x59) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-3") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x5a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-4") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x5b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-5") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x5c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-6") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x5d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-7") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x5e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 3-8") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x5f) + + PORT_START("KEYC") // 0x60 - 0x67 + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("STOP?") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x60) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("COPY?") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x61) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x62) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x63) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x64) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x65) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x66) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x67) + + 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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x68) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x69) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F9") PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x6a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F10") PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x6b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 5-5") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x6c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 5-6") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x6d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 5-7") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x6e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 5-8") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x6f) + + 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_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x70) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x71) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("\xe3\x82\xab\xe3\x83\x8a / KANA LOCK") PORT_TOGGLE PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x72) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("GRPH / ALT") PORT_CODE(KEYCODE_LALT) PORT_CODE(KEYCODE_RALT) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x73) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x74) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 6-6") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x75) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 6-7") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x76) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 6-8") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x77) + + PORT_START("KEYF") // 0x78 - 0x7f + PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-1") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x78) + PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-2") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x79) + PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-3") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x7a) + PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-4") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x7b) + PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-5") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x7c) + PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-6") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x7d) + PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-7") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x7e) + PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 7-8") PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_kbd_device, key_stroke, 0x7f) +INPUT_PORTS_END + +ioport_constructor pc9801_kbd_device::device_input_ports() const +{ + return INPUT_PORTS_NAME( pc9801_kbd ); +} + +//------------------------------------------------- +// device_validity_check - perform validity checks +// on this device +//------------------------------------------------- + +void pc9801_kbd_device::device_validity_check(validity_checker &valid) const +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void pc9801_kbd_device::device_start() +{ + m_write_irq.resolve_safe(); + + m_rxtimer = timer_alloc(RX_TIMER); + m_rxtimer->adjust(attotime::from_hz(clock()), 0, attotime::from_hz(clock())); +} + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void pc9801_kbd_device::device_reset() +{ + int i; + + for(i=0;i<0x80;i++) + m_rx_buf[i] = 0; + + m_keyb_tx = 0xff; + m_keyb_rx = 0; +} + +//------------------------------------------------- +// device_timer - handler timer events +//------------------------------------------------- + +void pc9801_kbd_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) +{ + if(id == RX_TIMER) + { + int i; + + /* key up */ + for(i=0;i<0x80;i++) + { + if(m_rx_buf[i] == 2) + { + m_keyb_tx = i | 0x80; + m_write_irq(ASSERT_LINE); + m_rx_buf[i] = 0; + return; + } + } + + /* key down */ + for(i=0x7f;i>=0;i--) + { + if(m_rx_buf[i] == 1) + { + m_keyb_tx = i; + m_write_irq(ASSERT_LINE); + m_rx_buf[i] = 0; + return; + } + } + } +} + +//************************************************************************** +// READ/WRITE HANDLERS +//************************************************************************** + +READ8_MEMBER( pc9801_kbd_device::rx_r ) +{ + m_write_irq(CLEAR_LINE); + if(!offset) + return m_keyb_tx; + return 1 | 4 | 2; +} + +WRITE8_MEMBER( pc9801_kbd_device::tx_w ) +{ + m_keyb_rx = data; +} |