summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/machine/pc1512kb.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/machine/pc1512kb.cpp')
-rw-r--r--src/mame/machine/pc1512kb.cpp473
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;
-}