// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
IBM Model F PC/AT 84-key / 3270PC 122-key keyboard emulation
*********************************************************************/
/*
TODO:
- cpu LC timing
- 3270PC keys
*/
/*
Part No Layout
-------------------
6450225 UK 84-key
6110344 UK 122-key
*/
#include "emu.h"
#include "pcat84.h"
//**************************************************************************
// MACROS / CONSTANTS
//**************************************************************************
#define I8048_TAG "m5"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(PC_KBD_IBM_PC_AT_84, ibm_pc_at_84_keyboard_device, "kb_pcat84", "IBM PC/AT Keyboard")
DEFINE_DEVICE_TYPE(PC_KBD_IBM_3270PC_122, ibm_3270pc_122_keyboard_device, "kb_3270pc", "IBM 3270PC Keyboard")
//-------------------------------------------------
// ROM( ibm_pc_at_84_keyboard )
//-------------------------------------------------
ROM_START( ibm_pc_at_84_keyboard )
ROM_REGION( 0x400, I8048_TAG, 0 )
/*
Keyboard Part No 6450225
PH 1503099
D 878154
8441 D H
*/
ROM_LOAD( "1503099.m5", 0x000, 0x400, CRC(1e921f37) SHA1(5f722bdb3b57f5a532c02a5c3f78f30d785796f2) )
ROM_END
//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
const tiny_rom_entry *ibm_pc_at_84_keyboard_device::device_rom_region() const
{
return ROM_NAME( ibm_pc_at_84_keyboard );
}
//-------------------------------------------------
// ROM( ibm_3270pc_122_keyboard )
//-------------------------------------------------
ROM_START( ibm_3270pc_122_keyboard )
ROM_REGION( 0x400, I8048_TAG, 0 )
/*
Keyboard Part No 6110344
PH 1385001
D
8512 D H
*/
ROM_LOAD( "1385001.m5", 0x000, 0x400, CRC(c19767e9) SHA1(a3701e4617383a4de0fd5e2e86c4b74beaf94a7b) )
ROM_END
//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
const tiny_rom_entry *ibm_3270pc_122_keyboard_device::device_rom_region() const
{
return ROM_NAME( ibm_3270pc_122_keyboard );
}
//-------------------------------------------------
// device_add_mconfig - add device configuration
//-------------------------------------------------
MACHINE_CONFIG_START(ibm_pc_at_84_keyboard_device::device_add_mconfig)
MCFG_DEVICE_ADD(I8048_TAG, I8048, 5364000)
MCFG_MCS48_PORT_BUS_OUT_CB(WRITE8(*this, ibm_pc_at_84_keyboard_device, bus_w))
MCFG_MCS48_PORT_P1_IN_CB(READ8(*this, ibm_pc_at_84_keyboard_device, p1_r))
MCFG_MCS48_PORT_P1_OUT_CB(WRITE8(*this, ibm_pc_at_84_keyboard_device, p1_w))
MCFG_MCS48_PORT_P2_IN_CB(READ8(*this, ibm_pc_at_84_keyboard_device, p2_r))
MCFG_MCS48_PORT_P2_OUT_CB(WRITE8(*this, ibm_pc_at_84_keyboard_device, p2_w))
MCFG_MCS48_PORT_T0_IN_CB(READLINE(*this, ibm_pc_at_84_keyboard_device, t0_r))
MCFG_MCS48_PORT_T1_IN_CB(READLINE(*this, ibm_pc_at_84_keyboard_device, t1_r))
MACHINE_CONFIG_END
//-------------------------------------------------
// INPUT_PORTS( ibm_pc_at_84_keyboard )
//-------------------------------------------------
INPUT_PORTS_START( ibm_pc_at_84_keyboard )
PORT_START("DR00")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7))
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR01")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8))
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6))
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(TAB))
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR02")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR03")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR04")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
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_4) PORT_CHAR('4') PORT_CHAR('$')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR05")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
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_R) PORT_CHAR('r') PORT_CHAR('R')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR06")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR07")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
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_7) PORT_CHAR('7') PORT_CHAR('&')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR08")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
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_0) PORT_CHAR('0') PORT_CHAR(')')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR09")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR10")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_CUSTOM )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED )
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_EQUALS) PORT_CHAR('=') PORT_CHAR('+')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_START("DR11")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR12")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR13")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 1 End") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 4 " UTF8_LEFT) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 7 Home") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("DR14")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 0 Ins") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad . Del") PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD))
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 2 " UTF8_DOWN) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 6 " UTF8_RIGHT) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 8 " UTF8_UP) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC))
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_NUMLOCK) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK))
PORT_START("DR15")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD))
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 3 PgDn") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD))
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad * PrtSc") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK))
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Keypad 9 PgUp") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Scroll Lock Break") PORT_CODE(KEYCODE_SCRLOCK) PORT_CHAR(UCHAR_MAMEKEY(SCRLOCK))
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Sys Req")
INPUT_PORTS_END
//-------------------------------------------------
// input_ports - device-specific input ports
//-------------------------------------------------
ioport_constructor ibm_pc_at_84_keyboard_device::device_input_ports() const
{
return INPUT_PORTS_NAME( ibm_pc_at_84_keyboard );
}
//-------------------------------------------------
// INPUT_PORTS( ibm_3270pc_122_keyboard )
//-------------------------------------------------
INPUT_PORTS_START( ibm_3270pc_122_keyboard )
PORT_INCLUDE(ibm_pc_at_84_keyboard)
PORT_START("KBDIDA")
PORT_DIPUNUSED( 0x01, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x02, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x04, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x08, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x10, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x20, IP_ACTIVE_LOW )
PORT_START("KBDIDB")
PORT_DIPUNUSED( 0x01, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x02, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x04, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x08, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x10, IP_ACTIVE_LOW )
PORT_DIPUNUSED( 0x20, IP_ACTIVE_LOW )
INPUT_PORTS_END
//-------------------------------------------------
// input_ports - device-specific input ports
//-------------------------------------------------
ioport_constructor ibm_3270pc_122_keyboard_device::device_input_ports() const
{
return INPUT_PORTS_NAME( ibm_3270pc_122_keyboard );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// ibm_pc_at_84_keyboard_device - constructor
//-------------------------------------------------
ibm_pc_at_84_keyboard_device::ibm_pc_at_84_keyboard_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_pc_kbd_interface(mconfig, *this),
m_maincpu(*this, I8048_TAG),
m_dr(*this, "DR%02u", 0),
m_kbdida(*this, "KBDIDA"),
m_kbdidb(*this, "KBDIDB"),
m_led(*this, "led%u", 0U),
m_db(0),
m_cnt(0),
m_sense(0),
m_t1(1)
{
}
ibm_pc_at_84_keyboard_device::ibm_pc_at_84_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
ibm_pc_at_84_keyboard_device(mconfig, PC_KBD_IBM_PC_AT_84, tag, owner, clock)
{
}
ibm_3270pc_122_keyboard_device::ibm_3270pc_122_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
ibm_pc_at_84_keyboard_device(mconfig, PC_KBD_IBM_3270PC_122, tag, owner, clock)
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void ibm_pc_at_84_keyboard_device::device_start()
{
set_pc_kbdc_device();
m_led.resolve();
// state saving
save_item(NAME(m_db));
save_item(NAME(m_cnt));
save_item(NAME(m_sense));
save_item(NAME(m_t1));
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void ibm_pc_at_84_keyboard_device::device_reset()
{
m_maincpu->reset();
}
//-------------------------------------------------
// bus_w -
//-------------------------------------------------
WRITE8_MEMBER( ibm_pc_at_84_keyboard_device::bus_w )
{
/*
bit description
0 SENSE 0
1 SENSE 1
2 SENSE 2
3 CNT 0
4 CNT 1
5 CNT 2
6 CNT 3
7 CNT G
*/
m_db = data;
if (!BIT(data, 7))
{
m_cnt = (data >> 3) & 0x0f;
}
}
//-------------------------------------------------
// p1_r -
//-------------------------------------------------
READ8_MEMBER( ibm_pc_at_84_keyboard_device::p1_r )
{
/*
bit description
0
1
2 KBDID A1
3 KBDID A2
4 KBDID A3
5 KBDID A4
6 KBDID A5
7 KBDID A6
*/
uint8_t data = 0;
data |= m_kbdida->read() << 2;
return data;
}
//-------------------------------------------------
// p1_w -
//-------------------------------------------------
WRITE8_MEMBER( ibm_pc_at_84_keyboard_device::p1_w )
{
/*
bit description
0 SENSE G
1 T1
2
3
4
5
6
7
*/
if (!BIT(data, 0))
{
m_sense = m_db & 0x07;
}
m_t1 = BIT(data, 1);
}
//-------------------------------------------------
// p2_r -
//-------------------------------------------------
READ8_MEMBER( ibm_pc_at_84_keyboard_device::p2_r )
{
/*
bit description
0 KBDID B1
1 KBDID B2
2 KBDID B3
3 KBDID B4
4 KBDID B5
5 KBDID B6
6
7
*/
uint8_t data = 0xc0;
data |= m_kbdidb->read();
return data;
}
//-------------------------------------------------
// p2_w -
//-------------------------------------------------
WRITE8_MEMBER( ibm_pc_at_84_keyboard_device::p2_w )
{
/*
bit description
0 SCROLL LED
1 NUM LED
2 CAPS LED
3
4
5
6 CLOCK
7 DATA
*/
m_led[LED_SCROLL] = BIT(data, 0);
m_led[LED_NUM] = BIT(data, 1);
m_led[LED_CAPS] = BIT(data, 2);
m_pc_kbdc->data_write_from_kb(!BIT(data, 7));
m_pc_kbdc->clock_write_from_kb(!BIT(data, 6));
}
//-------------------------------------------------
// t0_r -
//-------------------------------------------------
READ_LINE_MEMBER( ibm_pc_at_84_keyboard_device::t0_r )
{
return !data_signal();
}
//-------------------------------------------------
// t1_r -
//-------------------------------------------------
READ_LINE_MEMBER( ibm_pc_at_84_keyboard_device::t1_r )
{
return key_depressed();
}
//-------------------------------------------------
// key_depressed -
//-------------------------------------------------
int ibm_pc_at_84_keyboard_device::key_depressed()
{
uint8_t data = m_dr[m_cnt]->read();
return m_t1 && BIT(data, m_sense);
}