// license:BSD-3-Clause
// copyright-holders:Wilbert Pol
/***************************************************************************
drivers/amstr_pc.c
Driver file for Amstrad PC1512 and related machines.
PC-XT memory map
00000-9FFFF RAM
A0000-AFFFF NOP or videoram EGA/VGA
B0000-B7FFF videoram MDA, page #0
B8000-BFFFF videoram CGA and/or MDA page #1, T1T mapped RAM
C0000-C7FFF NOP or ROM EGA/VGA
C8000-C9FFF ROM XT HDC #1
CA000-CBFFF ROM XT HDC #2
D0000-EFFFF NOP or 'adapter RAM'
F0000-FDFFF NOP or ROM Basic + other Extensions
FE000-FFFFF ROM
Amstrad PC1640
==============
More information can be found at http://www.seasip.info/AmstradXT/1640tech/index.html
***************************************************************************/
#include "emu.h"
#include "cpu/nec/nec.h"
#include "cpu/i86/i86.h"
#include "machine/mc146818.h"
#include "machine/genpc.h"
#include "bus/isa/isa.h"
#include "bus/isa/isa_cards.h"
#include "bus/pc_joy/pc_joy.h"
#include "machine/pckeybrd.h"
#include "machine/pc_lpt.h"
class amstrad_pc_state : public driver_device
{
public:
amstrad_pc_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_mb(*this, "mb"),
m_keyboard(*this, "pc_keyboard"),
m_lpt1(*this, "lpt_1"),
m_lpt2(*this, "lpt_2"),
m_mouse{ 0, 0 }
{
}
required_device<cpu_device> m_maincpu;
required_device<pc_noppi_mb_device> m_mb;
required_device<pc_keyboard_device> m_keyboard;
required_device<pc_lpt_device> m_lpt1;
required_device<pc_lpt_device> m_lpt2;
DECLARE_READ8_MEMBER( pc1640_port60_r );
DECLARE_WRITE8_MEMBER( pc1640_port60_w );
DECLARE_READ8_MEMBER( pc1640_mouse_x_r );
DECLARE_READ8_MEMBER( pc1640_mouse_y_r );
DECLARE_WRITE8_MEMBER( pc1640_mouse_x_w );
DECLARE_WRITE8_MEMBER( pc1640_mouse_y_w );
DECLARE_READ8_MEMBER( pc200_port378_r );
DECLARE_READ8_MEMBER( pc200_port278_r );
DECLARE_READ8_MEMBER( pc1640_port378_r );
DECLARE_READ8_MEMBER( pc1640_port3d0_r );
DECLARE_READ8_MEMBER( pc1640_port4278_r );
DECLARE_READ8_MEMBER( pc1640_port278_r );
struct {
uint8_t x,y; //byte clipping needed
} m_mouse;
// 64 system status register?
uint8_t m_port60;
uint8_t m_port61;
uint8_t m_port62;
uint8_t m_port65;
int m_dipstate;
static void cfg_com(device_t *device);
void pc200(machine_config &config);
void pc2086(machine_config &config);
void ppc640(machine_config &config);
void ppc512(machine_config &config);
void pc200_io(address_map &map);
void pc2086_map(address_map &map);
void ppc512_io(address_map &map);
void ppc640_map(address_map &map);
};
void amstrad_pc_state::ppc640_map(address_map &map)
{
map(0xf0000, 0xfffff).rom().region("bios", 0);
}
void amstrad_pc_state::pc2086_map(address_map &map)
{
map(0xc0000, 0xc9fff).rom().region("bios", 0);
map(0xf0000, 0xfffff).rom().region("bios", 0x10000);
}
void amstrad_pc_state::pc200_io(address_map &map)
{
map(0x0000, 0x00ff).m(m_mb, FUNC(pc_noppi_mb_device::map));
map(0x0060, 0x0065).rw(this, FUNC(amstrad_pc_state::pc1640_port60_r), FUNC(amstrad_pc_state::pc1640_port60_w));
map(0x0078, 0x0079).rw(this, FUNC(amstrad_pc_state::pc1640_mouse_x_r), FUNC(amstrad_pc_state::pc1640_mouse_x_w));
map(0x007a, 0x007b).rw(this, FUNC(amstrad_pc_state::pc1640_mouse_y_r), FUNC(amstrad_pc_state::pc1640_mouse_y_w));
map(0x0200, 0x0207).rw("pc_joy", FUNC(pc_joy_device::joy_port_r), FUNC(pc_joy_device::joy_port_w));
map(0x0278, 0x027b).r(this, FUNC(amstrad_pc_state::pc200_port278_r));
map(0x0278, 0x027b).w(m_lpt2, FUNC(pc_lpt_device::write)).umask16(0x00ff);
map(0x0378, 0x037b).r(this, FUNC(amstrad_pc_state::pc200_port378_r));
map(0x0378, 0x037b).w(m_lpt1, FUNC(pc_lpt_device::write)).umask16(0x00ff);
map(0x03bc, 0x03bf).rw("lpt_0", FUNC(pc_lpt_device::read), FUNC(pc_lpt_device::write)).umask16(0x00ff);
}
void amstrad_pc_state::ppc512_io(address_map &map)
{
pc200_io(map);
map(0x0070, 0x0071).rw("rtc", FUNC(mc146818_device::read), FUNC(mc146818_device::write));
}
/* pc20 (v2)
fc078
fc102 color/mono selection
fc166
fc1b4
fd841 (output something)
ff17c (output something, read monitor type inputs)
fc212
fc26c
fc2df
fc3fe
fc0f4
fc432
fc49f
fc514
fc566
fc5db
fc622 in 3de
port 0379 read
port 03de write/read
*/
/* pc1512 (v1)
fc1b5
fc1f1
fc264
fc310
fc319
fc385
fc436
fc459
fc4cb
fc557
fc591
fc624
fc768
fc818
fc87d display amstrad ..
fca17 keyboard check
fca69
fd680
fd7f9
fca7b !keyboard interrupt routine for this check
*/
/* pc1640 (v3)
bios power up self test
important addresses
fc0c9
fc0f2
fc12e
fc193
fc20e
fc2c1
fc2d4
fc375
fc3ba
fc3e1
fc412
fc43c
fc47d
fc48f
fc51f
fc5a2
fc5dd mouse
fc1c0
fc5fa
the following when language selection not 0 (test for presence of 0x80000..0x9ffff ram)
fc60e
fc667
fc678
fc6e5
fc72e
fc78f
fc7cb ; coprocessor related
fc834
feda6 no problem with disk inserted
fca2a
cmos ram 28 0 amstrad pc1512 integrated cga
cmos ram 23 dipswitches?
*/
/* test sequence in bios
write 00 to 65
write 30 to 61
read 62 and (0x10)
write 34 to 61
read 62 and (0x0f)
return or of the 2 62 reads
allows set of the original ibm pc "dipswitches"!!!!
66 write gives reset?
*/
/* mouse x counter at 0x78 (read- writable)
mouse y counter at 0x7a (read- writable)
mouse button 1,2 keys
joystick (4 directions, 2 buttons) keys
these get value from cmos ram
74 15 00 enter
70 17 00 forward del
77 1b 00 joystick button 1
78 19 00 joystick button 2
79 00 4d right
7a 00 4b left
7b 00 50 down
7c 00 48 up
7e 00 01 mouse button left
7d 01 01 mouse button right
*/
WRITE8_MEMBER( amstrad_pc_state::pc1640_port60_w )
{
switch (offset) {
case 1:
m_port61=data;
if (data==0x30) m_port62=(m_port65&0x10)>>4;
else if (data==0x34) m_port62=m_port65&0xf;
m_mb->m_pit8253->write_gate2(BIT(data, 0));
m_mb->pc_speaker_set_spkrdata( data & 0x02 );
m_keyboard->enable(data&0x40);
if(data & 0x80)
m_mb->m_pic8259->ir1_w(0);
break;
case 4:
if (data&0x80) {
m_port60=data^0x8d;
} else {
m_port60=data;
}
break;
case 5:
// stores the configuration data for port 62 configuration dipswitch emulation
m_port65=data;
break;
}
logerror("pc1640 write %.2x %.2x\n",offset,data);
}
READ8_MEMBER( amstrad_pc_state::pc1640_port60_r )
{
int data=0;
switch (offset) {
case 0:
if (m_port61&0x80)
data=m_port60;
else
data = m_keyboard->read(space, 0);
break;
case 1:
data = m_port61;
break;
case 2:
data = m_port62;
if (m_mb->pit_out2())
data |= 0x20;
break;
}
return data;
}
READ8_MEMBER( amstrad_pc_state::pc200_port378_r )
{
uint8_t data = m_lpt1->read(space, offset);
if (offset == 1)
data = (data & ~7) | (ioport("DSW0")->read() & 7);
if (offset == 2)
data = (data & ~0xe0) | (ioport("DSW0")->read() & 0xc0);
return data;
}
READ8_MEMBER( amstrad_pc_state::pc200_port278_r )
{
uint8_t data = m_lpt2->read(space, offset);
if (offset == 1)
data = (data & ~7) | (ioport("DSW0")->read() & 7);
if (offset == 2)
data = (data & ~0xe0) | (ioport("DSW0")->read() & 0xc0);
return data;
}
READ8_MEMBER( amstrad_pc_state::pc1640_port378_r )
{
uint8_t data = m_lpt1->read(space, offset);
if (offset == 1)
data=(data & ~7) | (ioport("DSW0")->read() & 7);
if (offset == 2)
{
switch (m_dipstate)
{
case 0:
data = (data&~0xe0) | (ioport("DSW0")->read() & 0xe0);
break;
case 1:
data = (data&~0xe0) | ((ioport("DSW0")->read() & 0xe000)>>8);
break;
case 2:
data = (data&~0xe0) | ((ioport("DSW0")->read() & 0xe00)>>4);
break;
}
}
return data;
}
READ8_MEMBER( amstrad_pc_state::pc1640_port3d0_r )
{
if (offset==0xa) m_dipstate=0;
return space.read_byte(0x3d0+offset);
}
READ8_MEMBER( amstrad_pc_state::pc1640_port4278_r )
{
if (offset==2) m_dipstate=1;
// read parallelport
return 0;
}
READ8_MEMBER( amstrad_pc_state::pc1640_port278_r )
{
if ((offset==2)||(offset==0)) m_dipstate=2;
// read parallelport
return 0;
}
READ8_MEMBER( amstrad_pc_state::pc1640_mouse_x_r )
{
return m_mouse.x - ioport("pc_mouse_x")->read();
}
READ8_MEMBER( amstrad_pc_state::pc1640_mouse_y_r )
{
return m_mouse.y - ioport("pc_mouse_y")->read();
}
WRITE8_MEMBER( amstrad_pc_state::pc1640_mouse_x_w )
{
m_mouse.x = data + ioport("pc_mouse_x")->read();
}
WRITE8_MEMBER( amstrad_pc_state::pc1640_mouse_y_w )
{
m_mouse.y = data + ioport("pc_mouse_y")->read();
}
static INPUT_PORTS_START( pc200 )
PORT_START("DSW0") /* IN1 */
PORT_DIPNAME( 0x07, 0x07, "Name/Language")
PORT_DIPSETTING( 0x00, "English/less checks" )
PORT_DIPSETTING( 0x01, DEF_STR( Italian ) ) //prego attendere
PORT_DIPSETTING( 0x02, "V.g. v\xC3\xA4nta" )
PORT_DIPSETTING( 0x03, "Vent et cjeblik" ) // seldom c
PORT_DIPSETTING( 0x04, DEF_STR( Spanish ) ) //Por favor
PORT_DIPSETTING( 0x05, DEF_STR( French ) ) //patientez
PORT_DIPSETTING( 0x06, DEF_STR( German ) ) // bitte warten
PORT_DIPSETTING( 0x07, DEF_STR( English ) ) // please wait
PORT_DIPNAME( 0x08, 0x00, "37a 0x40")
PORT_DIPSETTING( 0x00, "0x00" )
PORT_DIPSETTING( 0x08, "0x08" )
/* 2008-05 FP: This Dip Switch overlaps the next one.
Since pc200 is anyway NOT_WORKING, I comment out this one */
/* PORT_DIPNAME( 0x10, 0x00, "37a 0x80")
PORT_DIPSETTING( 0x00, "0x00" )
PORT_DIPSETTING( 0x10, "0x10" ) */
PORT_DIPNAME( 0x30, 0x00, "Integrated Graphics Adapter")
PORT_DIPSETTING( 0x00, "CGA 1" )
PORT_DIPSETTING( 0x10, "CGA 2" )
PORT_DIPSETTING( 0x20, "external" )
PORT_DIPSETTING( 0x30, "MDA" )
PORT_DIPNAME( 0xc0, 0x80, "Startup Mode")
PORT_DIPSETTING( 0x00, "external Color 80 Columns" )
PORT_DIPSETTING( 0x40, "Color 40 Columns" )
PORT_DIPSETTING( 0x80, "Color 80 Columns" )
PORT_DIPSETTING( 0xc0, DEF_STR( Mono ) )
PORT_START("DSW1") /* IN2 */
PORT_BIT ( 0x80, 0x80, IPT_UNUSED ) // com 1 on motherboard
PORT_DIPNAME( 0x40, 0x40, "COM2: enable")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x40, DEF_STR( Yes ) )
PORT_DIPNAME( 0x20, 0x00, "COM3: enable")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x20, DEF_STR( Yes ) )
PORT_DIPNAME( 0x10, 0x00, "COM4: enable")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x10, DEF_STR( Yes ) )
PORT_DIPNAME( 0x08, 0x08, "LPT1: enable")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x08, DEF_STR( Yes ) )
PORT_BIT ( 0x04, 0x04, IPT_UNUSED ) // lpt 1 on motherboard
PORT_DIPNAME( 0x02, 0x00, "LPT3: enable")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x02, DEF_STR( Yes ) )
PORT_DIPNAME( 0x01, 0x00, "Game port enable")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x01, DEF_STR( Yes ) )
PORT_START("DSW2") /* IN3 */
PORT_DIPNAME( 0x08, 0x08, "HDC1 (C800:0 port 320-323)")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x08, DEF_STR( Yes ) )
PORT_DIPNAME( 0x04, 0x04, "HDC2 (CA00:0 port 324-327)")
PORT_DIPSETTING( 0x00, DEF_STR( No ) )
PORT_DIPSETTING( 0x04, DEF_STR( Yes ) )
PORT_BIT( 0x02, 0x02, IPT_UNUSED ) /* no turbo switch */
PORT_BIT( 0x01, 0x01, IPT_UNUSED )
PORT_INCLUDE( at_keyboard ) /* IN4 - IN11 */
INPUT_PORTS_END
// static const gfx_layout pc200_charlayout =
// {
// 8, 16, /* 8 x 16 characters */
// 2048, /* 2048 characters */
// 1, /* 1 bits per pixel */
// { 0 }, /* no bitplanes */
// /* x offsets */
// { 0, 1, 2, 3, 4, 5, 6, 7 },
// /* y offsets */
// { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8, 10*8, 11*8, 12*8, 13*8, 14*8, 15*8 },
// 8*16 /* every char takes 16 bytes */
// };
// static GFXDECODE_START( pc200 )
// GFXDECODE_ENTRY( "gfx1", 0x0000, pc200_charlayout, 3, 1 )
// GFXDECODE_END
// has it's own mouse
void amstrad_pc_state::cfg_com(device_t *device)
{
device = device->subdevice("serport0");
MCFG_SLOT_DEFAULT_OPTION(nullptr)
}
MACHINE_CONFIG_START(amstrad_pc_state::pc200)
/* basic machine hardware */
MCFG_DEVICE_ADD("maincpu", I8086, 8000000)
MCFG_DEVICE_PROGRAM_MAP(ppc640_map)
MCFG_DEVICE_IO_MAP(pc200_io)
MCFG_DEVICE_IRQ_ACKNOWLEDGE_DEVICE("mb:pic8259", pic8259_device, inta_cb)
MCFG_PCNOPPI_MOTHERBOARD_ADD("mb", "maincpu")
// FIXME: determine ISA bus clock
MCFG_DEVICE_ADD("aga", ISA8_SLOT, 0, "mb:isa", pc_isa8_cards, "aga_pc200", true)
MCFG_DEVICE_ADD("fdc", ISA8_SLOT, 0, "mb:isa", pc_isa8_cards, "fdc_xt", true)
MCFG_DEVICE_ADD("com", ISA8_SLOT, 0, "mb:isa", pc_isa8_cards, "com", true)
MCFG_SLOT_OPTION_MACHINE_CONFIG("com", cfg_com)
MCFG_DEVICE_ADD("isa1", ISA8_SLOT, 0, "mb:isa", pc_isa8_cards, nullptr, false)
MCFG_DEVICE_ADD("isa2", ISA8_SLOT, 0, "mb:isa", pc_isa8_cards, nullptr, false)
/* printer */
MCFG_DEVICE_ADD("lpt_0", PC_LPT, 0)
MCFG_PC_LPT_IRQ_HANDLER(WRITELINE("mb:pic8259", pic8259_device, ir7_w))
MCFG_DEVICE_ADD("lpt_1", PC_LPT, 0)
MCFG_PC_LPT_IRQ_HANDLER(WRITELINE("mb:pic8259", pic8259_device, ir7_w))
MCFG_DEVICE_ADD("lpt_2", PC_LPT, 0)
MCFG_PC_LPT_IRQ_HANDLER(WRITELINE("mb:pic8259", pic8259_device, ir5_w))
MCFG_PC_JOY_ADD("pc_joy")
MCFG_PC_KEYB_ADD("pc_keyboard", WRITELINE("mb:pic8259", pic8259_device, ir1_w))
/* internal ram */
MCFG_RAM_ADD(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("640K")
MCFG_RAM_EXTRA_OPTIONS("512K")
MACHINE_CONFIG_END
MACHINE_CONFIG_START(amstrad_pc_state::pc2086)
pc200(config);
MCFG_DEVICE_MODIFY("maincpu")
MCFG_DEVICE_PROGRAM_MAP(pc2086_map)
MACHINE_CONFIG_END
MACHINE_CONFIG_START(amstrad_pc_state::ppc640)
pc200(config);
MCFG_DEVICE_REPLACE("maincpu", V30, 8000000)
MCFG_DEVICE_PROGRAM_MAP(ppc640_map)
MCFG_DEVICE_IO_MAP(ppc512_io)
MCFG_DEVICE_IRQ_ACKNOWLEDGE_DEVICE("mb:pic8259", pic8259_device, inta_cb)
MCFG_DEVICE_REMOVE("isa1")
MCFG_DEVICE_REMOVE("isa2")
MCFG_MC146818_ADD( "rtc", XTAL(32'768) )
MACHINE_CONFIG_END
MACHINE_CONFIG_START(amstrad_pc_state::ppc512)
ppc640(config);
MCFG_DEVICE_MODIFY(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("512K")
MCFG_RAM_EXTRA_OPTIONS("640K")
MACHINE_CONFIG_END
/*
Sinclair PC200 ROMs (from a v1.2 PC200):
40109.ic159 -- Character set, the same as in the 1.5 PC200. Label:
AMSTRAD
40109
8827 B
40184.ic132 -- BIOS v1.2.
40185.ic129 Labels are:
AMSTRAD AMSTRAD
40184 40185
V1.2:5EA8 V1.2:A058
*/
ROM_START( pc200 )
// ROM_REGION(0x100000,"bios", 0)
ROM_REGION16_LE(0x10000,"bios", 0)
// special bios at 0xe0000 !?
ROM_SYSTEM_BIOS(0, "v15", "v1.5")
ROMX_LOAD("40185-2.ic129", 0xc001, 0x2000, CRC(41302eb8) SHA1(8b4b2afea543b96b45d6a30365281decc15f2932), ROM_SKIP(1) | ROM_BIOS(1)) // v2
ROMX_LOAD("40184-2.ic132", 0xc000, 0x2000, CRC(71b84616) SHA1(4135102a491b25fc659d70b957e07649f3eacf24), ROM_SKIP(1) | ROM_BIOS(1)) // v2
ROM_SYSTEM_BIOS(1, "v13", "v1.3")
ROMX_LOAD("40185v13.ic129", 0xc001, 0x2000, CRC(f082f08e) SHA1(b332db419033588a7380bfecdf46104974347341), ROM_SKIP(1) | ROM_BIOS(2))
ROMX_LOAD("40184v13.ic132", 0xc000, 0x2000, CRC(5daf6068) SHA1(93a2ccfb0e29c8f2c98f06c64bb0ea0b3acafb13), ROM_SKIP(1) | ROM_BIOS(2))
ROM_SYSTEM_BIOS(2, "v12", "v1.2")
ROMX_LOAD("40185.ic129", 0xc001, 0x2000, CRC(c2b4eeac) SHA1(f11015fadf0c16d86ce2c5047be3e6a4782044f7), ROM_SKIP(1) | ROM_BIOS(3))
ROMX_LOAD("40184.ic132", 0xc000, 0x2000, CRC(b22704a6) SHA1(dadd573db6cd34f339f2f0ae55b07537924c024a), ROM_SKIP(1) | ROM_BIOS(3))
// also mapped to f0000, f4000, f8000
ROM_REGION( 0x800, "keyboard", 0 )
ROM_LOAD( "40112.ic801", 0x000, 0x800, CRC(842a954c) SHA1(93ca6badf20e0215025fe109959eddead8c52f38) )
ROM_END
ROM_START( pc20 )
// ROM_REGION(0x100000,"bios", 0)
ROM_REGION16_LE(0x10000,"bios", 0)
// special bios at 0xe0000 !?
// This is probably referring to a check for the Amstrad RP5-2 diagnostic
// card, which can be plugged into an Amstrad XT for troubleshooting purposes.
// - John Elliott
ROM_LOAD16_BYTE("pc20v2.0", 0xc001, 0x2000, CRC(41302eb8) SHA1(8b4b2afea543b96b45d6a30365281decc15f2932)) // v2
ROM_LOAD16_BYTE("pc20v2.1", 0xc000, 0x2000, CRC(71b84616) SHA1(4135102a491b25fc659d70b957e07649f3eacf24)) // v2
// also mapped to f0000, f4000, f8000
ROM_END
ROM_START( ppc512 )
// ROM_REGION(0x100000,"bios", 0)
ROM_REGION16_LE(0x10000,"bios", 0)
// special bios at 0xe0000 !?
ROM_LOAD16_BYTE("40107.v1", 0xc000, 0x2000, CRC(4e37e769) SHA1(88be3d3375ec3b0a7041dbcea225b197e50d4bfe)) // v1.9
ROM_LOAD16_BYTE("40108.v1", 0xc001, 0x2000, CRC(4f0302d9) SHA1(e4d69ca98c3b98f3705a2902b16746360043f039)) // v1.9
// also mapped to f0000, f4000, f8000
ROM_REGION( 0x800, "keyboard", 0 ) // PPC512 / PPC640 / PC200 102-key keyboard
ROM_LOAD( "40112.ic801", 0x000, 0x800, CRC(842a954c) SHA1(93ca6badf20e0215025fe109959eddead8c52f38) )
ROM_END
ROM_START( ppc640 )
// ROM_REGION(0x100000,"bios", 0)
ROM_REGION16_LE(0x10000,"bios", 0)
// special bios at 0xe0000 !?
ROM_LOAD16_BYTE("40107.v2", 0xc000, 0x2000, CRC(0785b63e) SHA1(4dbde6b9e9500298bb6241a8daefd85927f1ad28)) // v2.1
ROM_LOAD16_BYTE("40108.v2", 0xc001, 0x2000, CRC(5351cf8c) SHA1(b4dbf11b39378ab4afd2107d3fe54a99fffdedeb)) // v2.1
// also mapped to f0000, f4000, f8000
ROM_REGION(0x2000,"subcpu", 0)
ROM_LOAD("40135.ic192", 0x00000, 0x2000, CRC(75d99199) SHA1(a76d39fda3d5140e1fb9ce70fcddbdfb8f891dc6))
ROM_REGION( 0x800, "keyboard", 0 ) // PPC512 / PPC640 / PC200 102-key keyboard
ROM_LOAD( "40112.ic801", 0x000, 0x800, CRC(842a954c) SHA1(93ca6badf20e0215025fe109959eddead8c52f38) )
ROM_END
ROM_START( pc2086 )
ROM_REGION16_LE( 0x20000, "bios", 0 )
ROM_LOAD( "40186.ic171", 0x00000, 0x8000, CRC(959f00ba) SHA1(5df1efe4203cd076292a7713bd7ebd1196dca577) )
ROM_LOAD16_BYTE( "40179.ic129", 0x1c000, 0x2000, CRC(003605e4) SHA1(b882e97ee81b9ba0e7d969c63da3f2052f23b4b9) )
ROM_LOAD16_BYTE( "40180.ic132", 0x1c001, 0x2000, CRC(28ee5e58) SHA1(93e045609466fcec74e2bb72578bb7405281cf7b) )
ROM_REGION( 0x800, "keyboard", 0 ) // PC2086 / PC3086 102-key keyboard
ROM_LOAD( "40178.ic801", 0x000, 0x800, CRC(f72f1c2e) SHA1(34897e78b3d10f96b36d81778e97c4a9a1b8618b) )
ROM_END
ROM_START( pc3086 )
ROM_REGION16_LE( 0x20000, "bios", 0 )
ROM_LOAD( "c000.bin", 0x00000, 0x8000, CRC(5a6c38e9) SHA1(382d2028e0dc5515a68843829563ce29018edb08) )
ROM_LOAD( "c800.bin", 0x08000, 0x2000, CRC(3329c6d5) SHA1(982e852278185d69acde47a4f3942bc09ed76777) )
ROM_LOAD( "fc00.bin", 0x1c000, 0x4000, CRC(b5630753) SHA1(98c344831cc4dc59ebb39bbb1961964a8d39fe20) )
ROM_REGION( 0x800, "keyboard", 0 ) // PC2086 / PC3086 102-key keyboard
ROM_LOAD( "40178.ic801", 0x000, 0x800, CRC(f72f1c2e) SHA1(34897e78b3d10f96b36d81778e97c4a9a1b8618b) )
ROM_END
/***************************************************************************
Game driver(s)
***************************************************************************/
/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */
COMP( 1987, ppc512, ibm5150, 0, ppc512, pc200, amstrad_pc_state, empty_init, "Amstrad plc", "Amstrad PPC512", MACHINE_NOT_WORKING)
COMP( 1987, ppc640, ibm5150, 0, ppc640, pc200, amstrad_pc_state, empty_init, "Amstrad plc", "Amstrad PPC640", MACHINE_NOT_WORKING)
COMP( 1988, pc20, ibm5150, 0, pc200, pc200, amstrad_pc_state, empty_init, "Amstrad plc", "Amstrad PC20" , MACHINE_NOT_WORKING)
COMP( 1988, pc200, ibm5150, 0, pc200, pc200, amstrad_pc_state, empty_init, "Sinclair Research Ltd", "PC200 Professional Series", MACHINE_NOT_WORKING)
COMP( 1988, pc2086, ibm5150, 0, pc2086, pc200, amstrad_pc_state, empty_init, "Amstrad plc", "Amstrad PC2086", MACHINE_NOT_WORKING )
COMP( 1990, pc3086, ibm5150, 0, pc2086, pc200, amstrad_pc_state, empty_init, "Amstrad plc", "Amstrad PC3086", MACHINE_NOT_WORKING )