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/***************************************
Attack ufo / Ryoto Electric Co. 1980(?)
driver by Tomasz Slanina
Video and sound emulation based on
VIC 656x driver by PeT
TODO:
- correct I/O chip emulation
- dips
- is game speed ok? a bit slow sometimes
--
CPU - 6502
2,38 +5
21 gnd
26-33 data bus
I/O - CIA 6526 ?
37,38 +5
1 gnd
2-18 I/O
26-33 data bus
Vid - VIC 6560 derivative ???
40 +5
20 gnd
16-32 data bus
--
Attack UFO
???? 1980
LOIPOIO-B
2 1 2114 2114 2114 2114 2114
8 7 6 5 4 3 40pin IC "C"
53354 40pin IC "B" 14.318MHz 40pin IC "A"
SW
****************************************/
#include "driver.h"
#include "includes/attckufo.h"
static const struct CustomSound_interface attckufo_sound_interface =
{
attckufo_custom_start
};
static UINT8 *mainram;
static UINT8 *tileram;
static PALETTE_INIT( attckufo )
{
palette_set_colors(machine, 0, attckufo_palette, ARRAY_LENGTH(attckufo_palette));
}
static READ8_HANDLER(attckufo_io_r)
{
switch(offset)
{
case 0: return input_port_0_r(0);
case 2: return input_port_1_r(0);
}
return 0xff;
}
static WRITE8_HANDLER(attckufo_io_w)
{
/*
offset, data:
0 $00,$30
1 $00,$04
2 $00
3 $00,$04
*/
}
static ADDRESS_MAP_START( cpu_map, ADDRESS_SPACE_PROGRAM, 8 )
ADDRESS_MAP_FLAGS( AMEF_ABITS(14) )
AM_RANGE(0x0000, 0x0fff) AM_RAM AM_BASE(&mainram)
AM_RANGE(0x1000, 0x100f) AM_READWRITE(attckufo_port_r, attckufo_port_w)
AM_RANGE(0x1400, 0x1403) AM_READWRITE(attckufo_io_r, attckufo_io_w)
AM_RANGE(0x1c00, 0x1fff) AM_RAM AM_BASE(&tileram)
AM_RANGE(0x2000, 0x3fff) AM_ROM
ADDRESS_MAP_END
static INPUT_PORTS_START( attckufo )
PORT_START
PORT_DIPNAME( 0x03, 0x01, DEF_STR( Lives ) )
PORT_DIPSETTING( 0x00, "3" )
PORT_DIPSETTING( 0x01, "4" )
PORT_DIPSETTING( 0x02, "5" )
PORT_DIPSETTING( 0x03, "6" )
PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_START
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(1)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(1)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2)
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2)
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
INPUT_PORTS_END
static MACHINE_DRIVER_START( attckufo )
MDRV_CPU_ADD_TAG("main", M6502, 14318181/14)
MDRV_CPU_PROGRAM_MAP(cpu_map, 0)
MDRV_CPU_PERIODIC_INT(attckufo_raster_interrupt, 15625)
MDRV_SCREEN_REFRESH_RATE(60)
MDRV_SCREEN_VBLANK_TIME(DEFAULT_REAL_60HZ_VBLANK_DURATION)
/* video hardware */
MDRV_VIDEO_ATTRIBUTES(VIDEO_TYPE_RASTER)
MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
MDRV_SCREEN_SIZE(256, 256)
MDRV_SCREEN_VISIBLE_AREA(0, 23*8-1, 0, 22*8-1)
MDRV_PALETTE_LENGTH(ARRAY_LENGTH(attckufo_palette))
MDRV_PALETTE_INIT( attckufo )
MDRV_VIDEO_UPDATE( attckufo )
/* sound hardware */
MDRV_SPEAKER_STANDARD_MONO("mono")
MDRV_SOUND_ADD(CUSTOM, 0)
MDRV_SOUND_CONFIG(attckufo_sound_interface)
MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MACHINE_DRIVER_END
ROM_START( attckufo )
ROM_REGION( 0x4000, REGION_CPU1, 0 )
ROM_LOAD( "1", 0x2000, 0x0400, CRC(b32a36ab) SHA1(4e64686d498f7a79f5213c42b7afbf35aac2b622) )
ROM_LOAD( "2", 0x2400, 0x0400, CRC(35fc8424) SHA1(d4926768f2e5b21476c7ec33743fe3e1c76662db) )
ROM_LOAD( "3", 0x2800, 0x0400, CRC(6341c8c4) SHA1(8647a4fabad0399769dd068d784be72e27afca35) )
ROM_LOAD( "4", 0x2c00, 0x0400, CRC(1ed1d93f) SHA1(2e04c63ea2fc958415f7c7de9d18dadf9e085755) )
ROM_LOAD( "5", 0x3000, 0x0400, CRC(3380e0f4) SHA1(e1d681f7370ba7fc2bf3561533f4aaf12eefbcb8) )
ROM_LOAD( "6", 0x3400, 0x0400, CRC(8103e031) SHA1(86bc8dd6c74b84804ede31a8454b5b3d3e4d88b1) )
ROM_LOAD( "7", 0x3800, 0x0400, CRC(43a41012) SHA1(edd14f49dc9ae7a5a14583b9a92ebbbdd021d7b1) )
ROM_LOAD( "8", 0x3c00, 0x0400, CRC(9ce93eb0) SHA1(68753e88db4e920446b9582b5cb713b1beec3b27) )
ROM_REGION( 0x400, REGION_USER1, 0 )
ROM_COPY( REGION_CPU1, 0x02000, 0x00000, 0x400)
ROM_END
GAME( 1980, attckufo, 0, attckufo, attckufo, 0, ROT270, "Ryoto Electric Co.", "Attack Ufo", 0)
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