diff options
Diffstat (limited to 'src/mame/machine/pc1512kb.cpp')
-rw-r--r-- | src/mame/machine/pc1512kb.cpp | 473 |
1 files changed, 0 insertions, 473 deletions
diff --git a/src/mame/machine/pc1512kb.cpp b/src/mame/machine/pc1512kb.cpp deleted file mode 100644 index f026f37cfd1..00000000000 --- a/src/mame/machine/pc1512kb.cpp +++ /dev/null @@ -1,473 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Curt Coder -/********************************************************************** - - Amstrad PC1512 Keyboard emulation - -**********************************************************************/ - -#include "emu.h" -#include "pc1512kb.h" - - - -//************************************************************************** -// MACROS / CONSTANTS -//************************************************************************** - -#define I8048_TAG "ic801" - - - -//************************************************************************** -// DEVICE DEFINITIONS -//************************************************************************** - -DEFINE_DEVICE_TYPE(PC1512_KEYBOARD, pc1512_keyboard_device, "pc1512kb", "Amstrad PC1512 Keyboard") - - -//------------------------------------------------- -// ROM( pc1512_keyboard ) -//------------------------------------------------- - -ROM_START( pc1512_keyboard ) - ROM_REGION( 0x400, I8048_TAG, 0 ) - ROM_LOAD( "40042.ic801", 0x000, 0x400, CRC(607edaf6) SHA1(4422c6475596c3881c11b6a6266811c336d55d19) ) -ROM_END - - -//------------------------------------------------- -// rom_region - device-specific ROM region -//------------------------------------------------- - -const tiny_rom_entry *pc1512_keyboard_device::device_rom_region() const -{ - return ROM_NAME( pc1512_keyboard ); -} - - -//------------------------------------------------- -// device_add_mconfig - add device configuration -//------------------------------------------------- - -void pc1512_keyboard_device::device_add_mconfig(machine_config &config) -{ - I8048(config, m_maincpu, XTAL(6'000'000)); - m_maincpu->bus_in_cb().set(FUNC(pc1512_keyboard_device::kb_bus_r)); - m_maincpu->p1_out_cb().set(FUNC(pc1512_keyboard_device::kb_p1_w)); - m_maincpu->p2_in_cb().set(FUNC(pc1512_keyboard_device::kb_p2_r)); - m_maincpu->p2_out_cb().set(FUNC(pc1512_keyboard_device::kb_p2_w)); - m_maincpu->t0_in_cb().set(FUNC(pc1512_keyboard_device::kb_t0_r)); - m_maincpu->t1_in_cb().set(FUNC(pc1512_keyboard_device::kb_t1_r)); - - VCS_CONTROL_PORT(config, "joy", vcs_control_port_devices, nullptr); -} - - -//------------------------------------------------- -// INPUT_PORTS( pc1512_keyboard ) -//------------------------------------------------- - -INPUT_PORTS_START( pc1512_keyboard ) - PORT_START("Y1") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) - - PORT_START("Y2") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) - 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_NAME("TAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Left SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR('\\') PORT_CHAR('|') - - PORT_START("Y3") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR(0x00a3) - 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_E) PORT_CHAR('e') PORT_CHAR('E') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') - - PORT_START("Y4") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') - 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_R) PORT_CHAR('r') PORT_CHAR('R') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') - - PORT_START("Y5") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^') - 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_Y) PORT_CHAR('y') PORT_CHAR('Y') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') - - PORT_START("Y6") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*') - 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_I) PORT_CHAR('i') PORT_CHAR('I') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - - PORT_START("Y7") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') - 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_P) PORT_CHAR('p') PORT_CHAR('P') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('@') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') - - PORT_START("Y8") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_LEFT" Del") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 7 Home") PORT_CODE(KEYCODE_7_PAD) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('#') PORT_CHAR('~') - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r') - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Right SHIFT") PORT_CODE(KEYCODE_RSHIFT) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("* PrtSc") PORT_CODE(KEYCODE_PRTSCR) - - PORT_START("Y9") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num Lock") PORT_CODE(KEYCODE_NUMLOCK) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK)) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Break Scroll Lock") PORT_CODE(KEYCODE_SCRLOCK) PORT_CHAR(UCHAR_MAMEKEY(SCRLOCK)) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 8 " UTF8_UP) PORT_CODE(KEYCODE_8_PAD) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 9 Pg Up") PORT_CODE(KEYCODE_9_PAD) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 4 " UTF8_LEFT) PORT_CODE(KEYCODE_4_PAD) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 1 End") PORT_CODE(KEYCODE_1_PAD) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 2 " UTF8_DOWN) PORT_CODE(KEYCODE_2_PAD) - - PORT_START("Y10") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad Enter") PORT_CODE(KEYCODE_ENTER_PAD) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad -") PORT_CODE(KEYCODE_MINUS_PAD) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 6 " UTF8_RIGHT) PORT_CODE(KEYCODE_6_PAD) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 3 Pg Dn") PORT_CODE(KEYCODE_3_PAD) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Del " UTF8_RIGHT) PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) - - PORT_START("Y11") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F9") PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F10") PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Alt") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Caps Lock") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 0 Ins") PORT_CODE(KEYCODE_0_PAD) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad . Del") PORT_CODE(KEYCODE_DEL_PAD) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad +") PORT_CODE(KEYCODE_PLUS_PAD) -INPUT_PORTS_END - - -//------------------------------------------------- -// input_ports - device-specific input ports -//------------------------------------------------- - -ioport_constructor pc1512_keyboard_device::device_input_ports() const -{ - return INPUT_PORTS_NAME( pc1512_keyboard ); -} - - - -//************************************************************************** -// LIVE DEVICE -//************************************************************************** - -//------------------------------------------------- -// pc1512_keyboard_device - constructor -//------------------------------------------------- - -pc1512_keyboard_device::pc1512_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : - device_t(mconfig, PC1512_KEYBOARD, tag, owner, clock), - m_maincpu(*this, I8048_TAG), - m_joy(*this, "joy"), - m_y(*this, "Y%u", 1), - m_leds(*this, "led%u", 0U), - m_write_clock(*this), - m_write_data(*this), - m_data_in(1), - m_clock_in(1), - m_kb_y(0xffff), - m_joy_com(1), - m_m1(1), - m_m2(1) -{ -} - - -//------------------------------------------------- -// device_start - device-specific startup -//------------------------------------------------- - -void pc1512_keyboard_device::device_start() -{ - m_leds.resolve(); - // allocate timers - m_reset_timer = timer_alloc(); - - // resolve callbacks - m_write_clock.resolve_safe(); - m_write_data.resolve_safe(); - - // state saving - save_item(NAME(m_data_in)); - save_item(NAME(m_clock_in)); - save_item(NAME(m_kb_y)); - save_item(NAME(m_joy_com)); - save_item(NAME(m_m1)); - save_item(NAME(m_m2)); -} - - -//------------------------------------------------- -// device_reset - device-specific reset -//------------------------------------------------- - -void pc1512_keyboard_device::device_reset() -{ - m_maincpu->set_input_line(MCS48_INPUT_EA, CLEAR_LINE); -} - - -//------------------------------------------------- -// device_timer - handler timer events -//------------------------------------------------- - -void pc1512_keyboard_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) -{ - if (!m_clock_in) - { - m_maincpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE); - } -} - - -//------------------------------------------------- -// data_w - keyboard data input -//------------------------------------------------- - -WRITE_LINE_MEMBER( pc1512_keyboard_device::data_w ) -{ - m_data_in = state; -} - - -//------------------------------------------------- -// clock_w - keyboard clock input -//------------------------------------------------- - -WRITE_LINE_MEMBER( pc1512_keyboard_device::clock_w ) -{ - if (m_clock_in != state) - { - if (!state) - { - m_reset_timer->adjust(attotime::from_msec(10)); - } - else - { - m_maincpu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE); - } - } - - m_clock_in = state; -} - - -//------------------------------------------------- -// m1_w - mouse button 1 -//------------------------------------------------- - -WRITE_LINE_MEMBER( pc1512_keyboard_device::m1_w ) -{ - m_m1 = state; -} - - -//------------------------------------------------- -// m2_w - mouse button 2 -//------------------------------------------------- - -WRITE_LINE_MEMBER( pc1512_keyboard_device::m2_w ) -{ - m_m2 = state; -} - - -//------------------------------------------------- -// kb_bus_r - -//------------------------------------------------- - -uint8_t pc1512_keyboard_device::kb_bus_r() -{ - /* - - bit description - - 0 X1 - 1 X2 - 2 X3 - 3 X4 - 4 X5 - 5 X6 - 6 X7 - 7 X8 - - */ - - uint8_t data = 0xff; - - if (!BIT(m_kb_y, 0)) data &= m_y[0]->read(); - if (!BIT(m_kb_y, 1)) data &= m_y[1]->read(); - if (!BIT(m_kb_y, 2)) data &= m_y[2]->read(); - if (!BIT(m_kb_y, 3)) data &= m_y[3]->read(); - if (!BIT(m_kb_y, 4)) data &= m_y[4]->read(); - if (!BIT(m_kb_y, 5)) data &= m_y[5]->read(); - if (!BIT(m_kb_y, 6)) data &= m_y[6]->read(); - if (!BIT(m_kb_y, 7)) data &= m_y[7]->read(); - if (!BIT(m_kb_y, 8)) data &= m_y[8]->read(); - if (!BIT(m_kb_y, 9)) data &= m_y[9]->read(); - if (!BIT(m_kb_y, 10)) data &= m_y[10]->read(); - if (!m_joy_com) data &= m_joy->read_joy(); - - return data; -} - - -//------------------------------------------------- -// kb_p1_w - -//------------------------------------------------- - -void pc1512_keyboard_device::kb_p1_w(uint8_t data) -{ - /* - - bit description - - 0 Y1 - 1 Y2 - 2 Y3 - 3 Y4 - 4 Y5 - 5 Y6 - 6 Y7 - 7 Y8 - - */ - - m_kb_y = (m_kb_y & 0xff00) | data; -} - - -//------------------------------------------------- -// kb_p2_r - -//------------------------------------------------- - -uint8_t pc1512_keyboard_device::kb_p2_r() -{ - /* - - bit description - - 0 SERIAL DATA - 1 SERIAL CLOCK - 2 - 3 - 4 - 5 - 6 - 7 - - */ - - uint8_t data = 0; - - data |= m_data_in; - data |= m_clock_in << 1; - - return data; -} - - -//------------------------------------------------- -// kb_p2_w - -//------------------------------------------------- - -void pc1512_keyboard_device::kb_p2_w(uint8_t data) -{ - /* - - bit description - - 0 SERIAL DATA - 1 SERIAL CLOCK - 2 CAPS LED - 3 NUM LED - 4 Y9 - 5 Y10 - 6 Y11 - 7 joystick COM - - */ - - // keyboard data - m_write_data(BIT(data, 0)); - - // keyboard clock - m_write_clock(BIT(data, 1)); - - // CAPS LOCK - m_leds[LED_CAPS] = BIT(data, 2); - - // NUM LOCK - m_leds[LED_NUM] = BIT(data, 3); - - // keyboard row - m_kb_y = (((data >> 4) & 0x07) << 8) | (m_kb_y & 0xff); - - // joystick common - m_joy_com = BIT(data, 7); -} - - -//------------------------------------------------- -// kb_t0_r - -//------------------------------------------------- - -READ_LINE_MEMBER( pc1512_keyboard_device::kb_t0_r ) -{ - return m_m1; -} - - -//------------------------------------------------- -// kb_t1_r - -//------------------------------------------------- - -READ_LINE_MEMBER( pc1512_keyboard_device::kb_t1_r ) -{ - return m_m2; -} |