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Diffstat (limited to 'src/devices/bus/pc_kbd/pcat84.c')
-rw-r--r--src/devices/bus/pc_kbd/pcat84.c641
1 files changed, 641 insertions, 0 deletions
diff --git a/src/devices/bus/pc_kbd/pcat84.c b/src/devices/bus/pc_kbd/pcat84.c
new file mode 100644
index 00000000000..471333e9d18
--- /dev/null
+++ b/src/devices/bus/pc_kbd/pcat84.c
@@ -0,0 +1,641 @@
+// 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 "pcat84.h"
+
+
+
+//**************************************************************************
+// MACROS / CONSTANTS
+//**************************************************************************
+
+#define I8048_TAG "m5"
+
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+const device_type PC_KBD_IBM_PC_AT_84 = &device_creator<ibm_pc_at_84_keyboard_device>;
+const device_type PC_KBD_IBM_3270PC_122 = &device_creator<ibm_3270pc_122_keyboard_device>;
+
+
+//-------------------------------------------------
+// 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 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 rom_entry *ibm_3270pc_122_keyboard_device::device_rom_region() const
+{
+ return ROM_NAME( ibm_3270pc_122_keyboard );
+}
+
+
+//-------------------------------------------------
+// ADDRESS_MAP( kb_io )
+//-------------------------------------------------
+
+static ADDRESS_MAP_START( ibm_pc_at_84_keyboard_io, AS_IO, 8, ibm_pc_at_84_keyboard_device )
+ AM_RANGE(MCS48_PORT_BUS, MCS48_PORT_BUS) AM_READNOP AM_WRITE(bus_w)
+ AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_READWRITE(p1_r, p1_w)
+ AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_READWRITE(p2_r, p2_w)
+ AM_RANGE(MCS48_PORT_T0, MCS48_PORT_T0) AM_READ(t0_r)
+ AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READ(t1_r)
+ADDRESS_MAP_END
+
+
+//-------------------------------------------------
+// MACHINE_DRIVER( ibm_pc_at_84_keyboard )
+//-------------------------------------------------
+
+static MACHINE_CONFIG_FRAGMENT( ibm_pc_at_84_keyboard )
+ MCFG_CPU_ADD(I8048_TAG, I8048, 5364000)
+ MCFG_CPU_IO_MAP(ibm_pc_at_84_keyboard_io)
+MACHINE_CONFIG_END
+
+
+//-------------------------------------------------
+// machine_config_additions - device-specific
+// machine configurations
+//-------------------------------------------------
+
+machine_config_constructor ibm_pc_at_84_keyboard_device::device_mconfig_additions() const
+{
+ return MACHINE_CONFIG_NAME( ibm_pc_at_84_keyboard );
+}
+
+
+//-------------------------------------------------
+// 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_SPECIAL )
+ 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_UNUSED )
+ 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 *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source)
+ : device_t(mconfig, type, name, tag, owner, clock, shortname, source),
+ device_pc_kbd_interface(mconfig, *this),
+ m_maincpu(*this, I8048_TAG),
+ m_dr00(*this, "DR00"),
+ m_dr01(*this, "DR01"),
+ m_dr02(*this, "DR02"),
+ m_dr03(*this, "DR03"),
+ m_dr04(*this, "DR04"),
+ m_dr05(*this, "DR05"),
+ m_dr06(*this, "DR06"),
+ m_dr07(*this, "DR07"),
+ m_dr08(*this, "DR08"),
+ m_dr09(*this, "DR09"),
+ m_dr10(*this, "DR10"),
+ m_dr11(*this, "DR11"),
+ m_dr12(*this, "DR12"),
+ m_dr13(*this, "DR13"),
+ m_dr14(*this, "DR14"),
+ m_dr15(*this, "DR15"),
+ m_kbdida(*this, "KBDIDA"),
+ m_kbdidb(*this, "KBDIDB"),
+ 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 clock)
+ : device_t(mconfig, PC_KBD_IBM_PC_AT_84, "IBM PC/AT Keyboard", tag, owner, clock, "kb_pcat84", __FILE__),
+ device_pc_kbd_interface(mconfig, *this),
+ m_maincpu(*this, I8048_TAG),
+ m_dr00(*this, "DR00"),
+ m_dr01(*this, "DR01"),
+ m_dr02(*this, "DR02"),
+ m_dr03(*this, "DR03"),
+ m_dr04(*this, "DR04"),
+ m_dr05(*this, "DR05"),
+ m_dr06(*this, "DR06"),
+ m_dr07(*this, "DR07"),
+ m_dr08(*this, "DR08"),
+ m_dr09(*this, "DR09"),
+ m_dr10(*this, "DR10"),
+ m_dr11(*this, "DR11"),
+ m_dr12(*this, "DR12"),
+ m_dr13(*this, "DR13"),
+ m_dr14(*this, "DR14"),
+ m_dr15(*this, "DR15"),
+ m_kbdida(*this, "KBDIDA"),
+ m_kbdidb(*this, "KBDIDB"),
+ m_db(0),
+ m_cnt(0),
+ m_sense(0),
+ m_t1(1)
+{
+}
+
+ibm_3270pc_122_keyboard_device::ibm_3270pc_122_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
+ : ibm_pc_at_84_keyboard_device(mconfig, PC_KBD_IBM_3270PC_122, "IBM 3270PC Keyboard", tag, owner, clock, "kb_3270pc", __FILE__) { }
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void ibm_pc_at_84_keyboard_device::device_start()
+{
+ set_pc_kbdc_device();
+
+ // 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 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 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
+
+ */
+
+ output_set_led_value(LED_SCROLL, BIT(data, 0));
+ output_set_led_value(LED_NUM, BIT(data, 1));
+ output_set_led_value(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 -
+//-------------------------------------------------
+
+READ8_MEMBER( ibm_pc_at_84_keyboard_device::t0_r )
+{
+ return !data_signal();
+}
+
+
+//-------------------------------------------------
+// t1_r -
+//-------------------------------------------------
+
+READ8_MEMBER( ibm_pc_at_84_keyboard_device::t1_r )
+{
+ return key_depressed();
+}
+
+
+//-------------------------------------------------
+// key_depressed -
+//-------------------------------------------------
+
+int ibm_pc_at_84_keyboard_device::key_depressed()
+{
+ UINT8 data = 0xff;
+
+ switch (m_cnt)
+ {
+ case 0: data = m_dr00->read(); break;
+ case 1: data = m_dr01->read(); break;
+ case 2: data = m_dr02->read(); break;
+ case 3: data = m_dr03->read(); break;
+ case 4: data = m_dr04->read(); break;
+ case 5: data = m_dr05->read(); break;
+ case 6: data = m_dr06->read(); break;
+ case 7: data = m_dr07->read(); break;
+ case 8: data = m_dr08->read(); break;
+ case 9: data = m_dr09->read(); break;
+ case 10: data = m_dr10->read(); break;
+ case 11: data = m_dr11->read(); break;
+ case 12: data = m_dr12->read(); break;
+ case 13: data = m_dr13->read(); break;
+ case 14: data = m_dr14->read(); break;
+ case 15: data = m_dr15->read(); break;
+ }
+
+ return m_t1 && BIT(data, m_sense);
+}