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(mess) m24: keyboard [Carl, any]

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This commit is contained in:
cracyc 2015-03-16 17:44:09 -05:00
parent bbffffe91e
commit a9a20f0889
4 changed files with 375 additions and 17 deletions
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56
src/mess/drivers/m24.c
View File

@ -4,7 +4,7 @@
#include "cpu/tms7000/tms7000.h"
#include "bus/isa/isa.h"
#include "bus/isa/isa_cards.h"
#include "machine/pckeybrd.h"
#include "machine/m24_kbd.h"
#include "machine/mm58274c.h"
#include "includes/genpc.h"
@ -15,11 +15,13 @@ public:
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_mb(*this, "mb"),
m_kbc(*this, "kbc")
m_kbc(*this, "kbc"),
m_keyboard(*this, "keyboard")
{ }
required_device<cpu_device> m_maincpu;
required_device<pc_noppi_mb_device> m_mb;
required_device<cpu_device> m_kbc;
required_device<m24_keyboard_device> m_keyboard;
DECLARE_READ8_MEMBER(keyboard_r);
DECLARE_WRITE8_MEMBER(keyboard_w);
@ -27,19 +29,30 @@ public:
DECLARE_WRITE8_MEMBER(pb_w);
DECLARE_READ8_MEMBER(kbcdata_r);
DECLARE_WRITE8_MEMBER(kbcdata_w);
DECLARE_WRITE_LINE_MEMBER(kbcin_w);
UINT8 m_sysctl, m_pa, m_kbcdata;
bool m_kbcibf;
void machine_reset();
UINT8 m_sysctl, m_pa, m_kbcin, m_kbcout;
bool m_kbcibf, m_kbdata;
};
void m24_state::machine_reset()
{
m_sysctl = 0;
m_pa = 0x40;
m_kbcibf = false;
m_kbdata = true;
}
READ8_MEMBER(m24_state::keyboard_r)
{
switch(offset)
{
case 0:
m_pa &= ~0x40;
m_pa |= 0x40;
m_mb->m_pic8259->ir1_w(0);
return m_kbcdata;
return m_kbcout;
case 1:
return m_sysctl;
case 2:
@ -57,41 +70,49 @@ WRITE8_MEMBER(m24_state::keyboard_w)
case 0:
m_kbc->set_input_line(TMS7000_INT1_LINE, ASSERT_LINE);
m_kbcibf = true;
m_kbcdata = data;
m_kbcin = data;
break;
case 1:
m_sysctl = data;
m_mb->m_pit8253->write_gate2(BIT(data, 0));
m_mb->pc_speaker_set_spkrdata(BIT(data, 1));
if(BIT(data, 6))
m_pa |= 2;
m_pa |= 4;
else
m_pa &= ~2;
m_pa &= ~4;
break;
}
}
READ8_MEMBER(m24_state::pa_r)
{
return m_pa;
return m_pa & (m_kbdata ? 0xff : 0xfd);
}
WRITE8_MEMBER(m24_state::pb_w)
{
m_keyboard->clock_w(!BIT(data, 0));
m_keyboard->data_w(!BIT(data, 1));
m_pa = (m_pa & ~3) | (~data & 3);
}
READ8_MEMBER(m24_state::kbcdata_r)
{
m_kbc->set_input_line(TMS7000_INT1_LINE, CLEAR_LINE);
m_kbcibf = false;
return m_kbcdata;
return m_kbcin;
}
WRITE8_MEMBER(m24_state::kbcdata_w)
{
m_pa |= 0x40;
m_pa &= ~0x40;
m_mb->m_pic8259->ir1_w(1);
m_kbcdata = data;
m_kbcout = data;
}
WRITE_LINE_MEMBER(m24_state::kbcin_w)
{
m_kbdata = state;
}
static ADDRESS_MAP_START( m24_map, AS_PROGRAM, 16, m24_state )
@ -159,8 +180,6 @@ static INPUT_PORTS_START( m24 )
PORT_DIPSETTING( 0x4000, "2" )
PORT_DIPSETTING( 0x8000, "3" )
PORT_DIPSETTING( 0xc000, "4" )
PORT_INCLUDE(pc_keyboard)
INPUT_PORTS_END
static MACHINE_CONFIG_START( olivetti, m24_state )
@ -185,6 +204,9 @@ static MACHINE_CONFIG_START( olivetti, m24_state )
MCFG_CPU_PROGRAM_MAP(kbc_map)
MCFG_CPU_IO_MAP(kbc_io)
MCFG_DEVICE_ADD("keyboard", M24_KEYBOARD, 0)
MCFG_M24_KEYBOARD_OUT_DATA_HANDLER(WRITELINE(m24_state, kbcin_w))
MCFG_DEVICE_ADD("mm58174an", MM58274C, 0)
MCFG_MM58274C_MODE24(1) // ?
MCFG_MM58274C_DAY1(1) // ?
@ -199,7 +221,7 @@ ROM_START( m24 )
ROMX_LOAD("olivetti_m24_version_1.43_low.bin", 0x4000, 0x2000, CRC(ff7e0f10) SHA1(13423011a9bae3f3193e8c199f98a496cab48c0f), ROM_SKIP(1))
ROM_REGION(0x800, "kbc", 0)
ROM_LOAD("PDBD.tms2516.KeyboardMCUReplacementDaughterboard_10U", 0x000, 0x800, CRC(b8c4c18a) SHA1(25b4c24e19ff91924c53557c66513ab242d926c6))
ROM_LOAD("pdbd.tms2516.keyboardmcureplacementdaughterboard_10u", 0x000, 0x800, CRC(b8c4c18a) SHA1(25b4c24e19ff91924c53557c66513ab242d926c6))
ROM_END
ROM_START( m240 )
@ -209,7 +231,7 @@ ROM_START( m240 )
// is this one the same?
ROM_REGION(0x800, "kbc", 0)
ROM_LOAD("PDBD.tms2516.KeyboardMCUReplacementDaughterboard_10U", 0x000, 0x800, BAD_DUMP CRC(b8c4c18a) SHA1(25b4c24e19ff91924c53557c66513ab242d926c6))
ROM_LOAD("pdbd.tms2516.keyboardmcureplacementdaughterboard_10u", 0x000, 0x800, BAD_DUMP CRC(b8c4c18a) SHA1(25b4c24e19ff91924c53557c66513ab242d926c6))
ROM_END
COMP( 1983, m24, ibm5150, 0, olivetti, m24, driver_device, 0, "Olivetti", "M24", GAME_NOT_WORKING)

290
src/mess/machine/m24_kbd.c Normal file
View File

@ -0,0 +1,290 @@
#include "m24_kbd.h"
const device_type M24_KEYBOARD = &device_creator<m24_keyboard_device>;
ROM_START( m24_keyboard )
ROM_REGION(0x800, "mcu", 0)
ROM_LOAD("m24_8049_int.bin", 0x0000, 0x800, CRC(ef26ca15) SHA1(b5076d40c255e17dc93478e2254ea19aff4918b3))
ROM_END
const rom_entry *m24_keyboard_device::device_rom_region() const
{
return ROM_NAME( m24_keyboard );
}
static ADDRESS_MAP_START( m24_keyboard_io, AS_IO, 8, m24_keyboard_device )
AM_RANGE(MCS48_PORT_BUS, MCS48_PORT_BUS) 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_READ(p2_r) AM_WRITENOP
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
static MACHINE_CONFIG_FRAGMENT( m24_keyboard )
MCFG_CPU_ADD("mcu", I8049, XTAL_6MHz)
MCFG_CPU_IO_MAP(m24_keyboard_io)
MACHINE_CONFIG_END
machine_config_constructor m24_keyboard_device::device_mconfig_additions() const
{
return MACHINE_CONFIG_NAME( m24_keyboard );
}
INPUT_PORTS_START( m24_keyboard )
PORT_START("ROW.0")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
PORT_START("ROW.1")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
PORT_START("ROW.2")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
PORT_START("ROW.3")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
PORT_START("ROW.4")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
PORT_START("ROW.5")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6))
PORT_START("ROW.6")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7))
PORT_START("ROW.7")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8))
PORT_START("ROW.8")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9))
PORT_START("ROW.9")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('?') PORT_CHAR('/')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10))
PORT_START("ROW.10")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("ROW.11")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}')
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SCRLOCK) PORT_CHAR(UCHAR_MAMEKEY(SCRLOCK))
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("ROW.12")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|')
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC))
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t')
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("ROW.13")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("ROW.14")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD))
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD))
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK))
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_START("ROW.15")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Unknown 0x2A")
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RSHIFT) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LALT) PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(LALT))
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_NUMLOCK) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK))
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
PORT_START("MOUSEBTN")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_UNUSED )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_NAME("Left Btn") PORT_CODE(MOUSECODE_BUTTON1)
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Middle Btn") PORT_CODE(MOUSECODE_BUTTON3)
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_NAME("Right Btn") PORT_CODE(MOUSECODE_BUTTON2)
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
INPUT_PORTS_END
ioport_constructor m24_keyboard_device::device_input_ports() const
{
return INPUT_PORTS_NAME( m24_keyboard );
}
m24_keyboard_device::m24_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
: device_t(mconfig, M24_KEYBOARD, "Olivetti M24 Keyboard", tag, owner, clock, "m24_kbd", __FILE__),
m_rows(*this, "ROW"),
m_mousebtn(*this, "MOUSEBTN"),
m_out_data(*this),
m_mcu(*this, "mcu")
{
}
void m24_keyboard_device::device_start()
{
m_out_data.resolve_safe();
m_out_data(1);
m_reset_timer = timer_alloc();
}
void m24_keyboard_device::device_reset()
{
m_kbcdata = true;
}
void m24_keyboard_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
m_mcu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
m_out_data(1);
}
READ8_MEMBER( m24_keyboard_device::p1_r )
{
return m_p1 | (m_kbcdata ? 0 : 2);
}
WRITE8_MEMBER( m24_keyboard_device::p1_w )
{
// bit 3 and 4 are leds and bits 6 and 7 are jumpers to ground
m_p1 = data & ~0xc0;
if(m_p1 & 4)
m_p1 |= 2;
else
m_p1 &= ~2;
m_out_data(!BIT(data, 2));
}
READ8_MEMBER( m24_keyboard_device::p2_r )
{
return (m_keypress << 7) | m_mousebtn->read();
}
READ8_MEMBER( m24_keyboard_device::t0_r )
{
return 0;
}
READ8_MEMBER( m24_keyboard_device::t1_r )
{
return 0;
}
WRITE8_MEMBER( m24_keyboard_device::bus_w )
{
UINT8 col = m_rows[(data >> 3) & 0xf]->read();
m_keypress = (col & (1 << (data & 7))) ? 1 : 0;
}
WRITE_LINE_MEMBER( m24_keyboard_device::clock_w )
{
m_mcu->set_input_line(MCS48_INPUT_IRQ, !state);
if(!state)
m_reset_timer->adjust(attotime::from_msec(50));
else
{
m_reset_timer->adjust(attotime::never);
m_mcu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE);
}
}
WRITE_LINE_MEMBER( m24_keyboard_device::data_w )
{
m_kbcdata = state;
}

45
src/mess/machine/m24_kbd.h Normal file
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@ -0,0 +1,45 @@
#ifndef M24KBD_H_
#define M24KBD_H_
#include "emu.h"
#include "cpu/mcs48/mcs48.h"
#define MCFG_M24_KEYBOARD_OUT_DATA_HANDLER(_devcb) \
devcb = &m24_keyboard_device::set_out_data_handler(*device, DEVCB_##_devcb);
class m24_keyboard_device : public device_t
{
public:
m24_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
template<class _Object> static devcb_base &set_out_data_handler(device_t &device, _Object object) { return downcast<m24_keyboard_device &>(device).m_out_data.set_callback(object); }
virtual const rom_entry *device_rom_region() const;
virtual machine_config_constructor device_mconfig_additions() const;
virtual ioport_constructor device_input_ports() const;
void device_start();
void device_reset();
void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
DECLARE_WRITE8_MEMBER(bus_w);
DECLARE_READ8_MEMBER(p1_r);
DECLARE_WRITE8_MEMBER(p1_w);
DECLARE_READ8_MEMBER(p2_r);
DECLARE_READ8_MEMBER(t0_r);
DECLARE_READ8_MEMBER(t1_r);
DECLARE_WRITE_LINE_MEMBER(clock_w);
DECLARE_WRITE_LINE_MEMBER(data_w);
private:
required_ioport_array<16> m_rows;
required_ioport m_mousebtn;
UINT8 m_p1;
bool m_keypress, m_kbcdata;
devcb_write_line m_out_data;
required_device<cpu_device> m_mcu;
emu_timer *m_reset_timer;
};
extern const device_type M24_KEYBOARD;
#endif /* M24KBD_H_ */

1
src/mess/mess.mak
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@ -1477,6 +1477,7 @@ $(MESSOBJ)/novag.a: \
$(MESSOBJ)/olivetti.a: \
$(MESS_DRIVERS)/m20.o \
$(MESS_DRIVERS)/m24.o \
$(MESS_MACHINE)/m24_kbd.o \
$(MESSOBJ)/omnibyte.a: \
$(MESS_DRIVERS)/msbc1.o \