diff options
Diffstat (limited to 'src/mame/drivers/spaceg.c')
-rw-r--r-- | src/mame/drivers/spaceg.c | 478 |
1 files changed, 478 insertions, 0 deletions
diff --git a/src/mame/drivers/spaceg.c b/src/mame/drivers/spaceg.c new file mode 100644 index 00000000000..855a60b52a5 --- /dev/null +++ b/src/mame/drivers/spaceg.c @@ -0,0 +1,478 @@ +#include "driver.h" +#include "cpu/z80/z80.h" +#include "sound/dac.h" +#include "sound/sn76496.h" + + +/* +Space Guerrilla PCB Layout +-------------------------- + +All PCBs slot into a metal frame. Each PCB is joined by the 14way/28way edge connectors +on one side, and the 50 pin connectors via flat cables on the other side. + + 14-way +OEC-5 |----------------| +|----------------|----------------|-----------------| +| 1 2 3 4 5 6 | +|A 74273 7417 555 | +| | +|B 74273 7417 555 7493 76477 LM380 | +| | +|C DIP16 74121 4066 7400 4030 | +| | +|D LM324 LM324 LM3900 LM3900 458 4006 | +| | +| | +| | +| | +| VR1 VR2 VR3 VR4 VR5 VR6 VR7 VOL | +|---------------------------------------------------| + +Notes: + DIP16 - Joins to DIP16 socket at 3F on IOC2-A PCB via a 16-wire flat cable. + VR1-7 - Potentiometers for volume of sounds + VOL - Master Volume + Note PCB also contains a lot of resistors, transistors, capacitors etc + + + + 28-way +IOC2-A |-----------------------------| +|----------------|-----------------------------|----------------| +| 1 2 3 4 5 6 7 | +|A DIP16 DIP16 DIP16 DIP16 | +| VR1 | +|B D1-8 7404 7404 7404 LM324 4066 | +| | +|C D9-16 74240 7406 DIP8 LM324 VR2 | +| | +|D 74240 74240 74175 75472 555 555 | +| | +|E DSW1 74240 74273 7417 VR3 | +| | +|F DIP16 DIP16 DIP16 555 458 LM3900 LM3900 | +| | +|G 74244 74244 7432 555 VR4 | +| | +|H | +| | +| | +| |-------------| | +|--|-------------|----------------------------------------------| + 50 pin + +Notes: + DIP8 - Unpopulated position for DIP8 IC + DIP16- Unpopulated position for DIP16 IC + D1-16- Diodes + VR1-4- Potentiometers for volume of sounds + + + + 28-way +CRTC1-A |-----------------------------| +|----------------|-----------------------------|----------------| +| 1 2 3 4 5 6 7 8 9 | +|A 20MHz 7455 Diodes 1-4 DIP16 DIP16 DIP16 4027 4027 | +| & | +|B 74163 7404 Transtrs 1-7 DIP16 DIP16 DIP16 4027 4027 | +| | +|C 7486 74161 7404 DIP16 DIP16 DIP16 4027 4027 | +| | +|D 7486 74161 7408 82S09 74374 74157 4027 4027 | +| | +|E 7486 74161 7402 7411 74157 74377 7408 4027 4027 | +| | +|F 7486 74161 7411 74157 74244 74377 7400 74153 74157 | +| | +|G 74107 7404 7474 74175 74107 74157 7404 74377 74157 | +| | +|H 7404 7404 74244 74139 7404 7427 7474 74164 7404 | +| | +| | +| |-------------| |-------------| |-------------| | +|--|-------------|-------|-------------|-------|-------------|--| + 50 pin 50 pin 50 pin + +Notes: + 4027 - MOSTEK MK4027-4 RAM (DIP16) + DIP16- Unpopulated position for DIP16 IC + + + + 28-way +CRTC2-A |-----------------------------| +|----------------|-----------------------------|----------------| +| 1 2 3 4 5 6 7 8 9 | +|A 7402 74377 74157 7400 74194 74S288 4027 4027 | +| | +|B 7486 74153 7486 7400 74194 74S288 4027 4027 | +| | +|C 7408 74374 74158 74273 7427 4027 4027 | +| | +|D 7400 74244 25S10 74181 7430 7408 4027 4027 | +| | +|E 7400 74153 25S10 74181 7402 4027 4027 | +| | +|F 7408 74153 7411 7404 7404 4027 4027 | +| | +|G 7404 74153 DIP16 74153 74153 74283 4027 4027 | +| | +|H 74138 74244 7474 74153 74153 74157 4027 4027 | +| | +| | +| |-------------| |-------------| |-------------| | +|--|-------------|-------|-------------|-------|-------------|--| + 50 pin 50 pin 50 pin + +Notes: + 74S288 - 32bytes x8 Bipolar PROM (DIP16, both PROMs contain identical contents) + 4027 - MOSTEK MK4027-4 RAM (DIP16) + + + + 28-way +SBC-A |-----------------------------| +|----------------|-----------------------------|----------------| +| 1 2 3 4 5 6 7 8 9 | +|A 74161 DIP18 4045 4045 ROM2 ROM1 | +| | +|B 7404 7402 74139 DIP18 DIP18 ROM4 ROM3 | +| | +|C 7404 7404 7420 4045 4045 ROM6 ROM5 | +| | +|D 7420 DIP18 DIP18 ROM8 ROM7 | +| | +|E 74241 74241 8216 8216 DIP24 DIP24 | +| | +|F Z80 74241 DIP24 DIP24 | +| | +|G 7407 74241 ROM14 ROM13 | +| | +|H 74241 7442 7442 74244 ROM16 ROM15 | +| | +| | +| |-------------| |-------------| | +|--|-------------|-------|-------------|------------------------| + 50 pin 50 pin + +Notes: + 4045 - TMS4045-45NL RAM (DIP18) + 8216 - Mitsubishi M5L8216 RAM (DIP16) + DIP18- Unpopulated position for DIP18 IC + DIP24- Unpopulated position for DIP24 IC + All ROMs type 2708 (DIP24) + +*/ + + + + +static UINT8 unkram[65536]; + +static int io9400; +static int io9401; + +static VIDEO_UPDATE( spaceg ) +{ + copybitmap(bitmap,tmpbitmap,0,0,0,0,cliprect,TRANSPARENCY_NONE,0); + + return 0; +} + +static PALETTE_INIT( spaceg ) +{ + int i; + + for (i=0; i<128; i++) + palette_set_color (machine, i, MAKE_RGB(0x00,0x00,0x00)); + + + palette_set_color (machine,0, MAKE_RGB(0x00,0x00,0x00)); //ok czarny + palette_set_color (machine,1, MAKE_RGB(0x7f,0x00,0x00));//??? + palette_set_color (machine,2, MAKE_RGB(0xff,0xff,0xff)); //ok+ bialy + palette_set_color (machine,3, MAKE_RGB(0xff,0x00,0x00)); //ok j.czerw. + palette_set_color (machine,4, MAKE_RGB(0x3f,0x3f,0xff)); //ok j.niebieski + palette_set_color (machine,5, MAKE_RGB(0x3f,0xff,0x3f)); //ok j.zielony + palette_set_color (machine,6, MAKE_RGB(0xff,0xbf,0xbf)); //ok+ 'majtki' + palette_set_color (machine,7, MAKE_RGB(0xff,0xff,0x00)); //ok+ zolty + + palette_set_color (machine,8, MAKE_RGB(0xff,0x7f,0x00)); //ok+ pomaranczowy + palette_set_color (machine,9, MAKE_RGB(0x3f,0xbf,0xff)); //ok j.niebieski (ciemniejszy od 13) + palette_set_color (machine,10,MAKE_RGB(0x3f,0xbf,0x3f)); //ok+ c.zielony + palette_set_color (machine,11,MAKE_RGB(0x00,0xff,0x00)); //ok j.zielony + palette_set_color (machine,12,MAKE_RGB(0x7f,0x00,0x00)); //ok brazowy (c.czerw) + palette_set_color (machine,13,MAKE_RGB(0x7f,0xbf,0xff)); //ok j.niebieski (jasniejszy od 9) + palette_set_color (machine,14,MAKE_RGB(0x00,0xff,0xff));//??? + palette_set_color (machine,15,MAKE_RGB(0x7f,0x7f,0x7f));//??? + +} + +static WRITE8_HANDLER( zvideoram_w ) +{ + int i,x,y,col; + + col = unkram[0x400]; + + if (col>0x0f) popmessage("color>0x0f =%2d",col); + + col &=0x0f; + + switch(io9401) + { + case 0x0d: /* 1101 */ + videoram[offset] &= ~data; + data = videoram[offset]; + break; + + case 0x01: /* 0001 */ + case 0x00: /* 0000 */ + videoram[offset] = data; + break; + + default: + logerror("mode =%02x pc=%04x\n",io9401,activecpu_get_pc() ); + popmessage("mode =%02x pc=%04x\n",io9401,activecpu_get_pc() ); + return; + break; + } + + + unkram [offset] = col; + + y= 255 - (offset & 0xff); + x= 255 - ((offset>>8)*8); + x -= ((io9400&0xe0)>>5); + + /* draw modified eight pixels */ + if (y >= 0 && y < tmpbitmap->height) + for (i = 0; i < 8; i++) + { + if (x >= 0 && y < tmpbitmap->width) + *BITMAP_ADDR16(tmpbitmap, y, x) = (data&1)?Machine->pens[col]:Machine->pens[0]; + x++; + data >>= 1; + } +} + +static READ8_HANDLER(fake_r) +{ +// logerror("vb %04x\n", activecpu_get_pc() ); + return 0; +} + + +static READ8_HANDLER(spaceg_colorram_r) +{ + +int rgbcolor; + + if (offset<0x400) + { + rgbcolor = (unkram[offset]<<1) | ((offset &0x100)>>8); + + if ((offset>=0x200) && (offset<0x220)) /* 0xa200- 0xa21f */ + { + /* palette 1 */ + int col_ind = offset & 0x1f; + palette_set_color_rgb(Machine, 0x10 + 0x00 + col_ind, pal3bit(rgbcolor >> 0), pal3bit(rgbcolor >> 6), pal3bit(rgbcolor >> 3)); + } + else + if ((offset>=0x300) && (offset<0x320)) /* 0xa300- 0xa31f */ + { + /* palette 2 */ + int col_ind = offset & 0x1f; + palette_set_color_rgb(Machine, 0x10 + 0x00 + col_ind, pal3bit(rgbcolor >> 0), pal3bit(rgbcolor >> 6), pal3bit(rgbcolor >> 3)); + } + else + logerror("palette? read from unkram offset = %04x\n",offset); + } + +if (io9401!=0x40) + logerror("unkram read in mode: 9401 = %02x (offset=%04x)\n",io9401,offset); + + + return unkram[offset]; +} + +static WRITE8_HANDLER(spaceg_colorram_w) +{ + int i,x,y,col; + + unkram[offset] = data; + + + /* refresh eight pixels because the color might have just been changed */ + data = videoram[offset]; + col = unkram [offset]; + + y= 255 - (offset & 0xff); + x= 255 - ((offset>>8)*8); + x -= ((io9400&0xe0)>>5); + + /* draw modified eight pixels */ + if (y >= 0 && y < tmpbitmap->height) + for (i = 0; i < 8; i++) + { + if (x >= 0 && x < tmpbitmap->width) + *BITMAP_ADDR16(tmpbitmap, y, x) = (data&1)?Machine->pens[col]:Machine->pens[0]; + x++; + data >>= 1; + } +} + + +static READ8_HANDLER(zr_r) +{ + return videoram[offset]; +} + +static WRITE8_HANDLER(io9400_w) +{ + io9400=data; + if (io9400 & 0x1f) + { + logerror("!!9400 =%02x pc=%04x\n",io9400,activecpu_get_pc() ); + } +} + +static WRITE8_HANDLER(io9401_w) +{ + io9401 = data; + + +//0x40 - loads the palette on READ, address line 0x100 is the ninth bit (3rd bit of the red component) + + switch(io9401) + { + case 0x0d: + case 0x01: + case 0x00: + break; + default: + logerror("!!9401 mode =%02x pc=%04x\n",io9401,activecpu_get_pc() ); + break; + } +} + +static ADDRESS_MAP_START( readwritemem, ADDRESS_SPACE_PROGRAM, 8 ) + AM_RANGE(0x0000, 0x1fff) AM_ROM + AM_RANGE(0x3000, 0x3fff) AM_ROM + AM_RANGE(0x7000, 0x77ff) AM_RAM + AM_RANGE(0xc000, 0xdfff) AM_READWRITE(zr_r, zvideoram_w) AM_BASE(&videoram) + AM_RANGE(0xa000, 0xbfff) AM_READWRITE(spaceg_colorram_r, spaceg_colorram_w) + + + AM_RANGE(0x9400, 0x9400) AM_WRITE(io9400_w) /* gfx ctrl */ + AM_RANGE(0x9401, 0x9401) AM_WRITE(io9401_w) /* gfx ctrl */ + /* 9402 - + bits 0 and 1 probably control the lamps under the player 1 and player 2 start buttons + bit 3 is probably a flip screen + bit 7 - unknown - set to 1 during the gameplay (coinlock ?) + */ + AM_RANGE(0x9402, 0x9407) AM_RAM + + AM_RANGE(0x9800, 0x9800) AM_READ(fake_r) //watchdog read ? nmi mask/ack ? + AM_RANGE(0x9801, 0x9801) AM_READ(input_port_0_r) + AM_RANGE(0x9802, 0x9802) AM_READ(input_port_1_r) + AM_RANGE(0x9805, 0x9805) AM_READ(input_port_2_r) /* pl 1 */ + AM_RANGE(0x9806, 0x9806) AM_READ(input_port_3_r) /* pl 2 */ +ADDRESS_MAP_END + + + +static INPUT_PORTS_START( spaceg ) + PORT_START + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) + + PORT_START + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START2 ) + + PORT_START /* player 1 */ + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON4 ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON3 ) + + PORT_START /* player 2 */ + PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) + PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) + PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) + PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON2 ) + PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON4 ) + PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) + PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) + PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_BUTTON3 ) + + +INPUT_PORTS_END + + +static MACHINE_DRIVER_START( spaceg ) + + /* basic machine hardware */ + MDRV_CPU_ADD(Z80,2500000) /* 2.5 MHz */ + MDRV_CPU_PROGRAM_MAP(readwritemem,0) + MDRV_CPU_VBLANK_INT(nmi_line_pulse,1) /* 60 Hz NMIs (verified) */ + + MDRV_SCREEN_REFRESH_RATE(60) + MDRV_SCREEN_VBLANK_TIME(DEFAULT_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, 256-1, 0, 256-1-3*8) + MDRV_PALETTE_LENGTH(16+128-16) + MDRV_PALETTE_INIT( spaceg ) + MDRV_VIDEO_START(generic_bitmapped) + MDRV_VIDEO_UPDATE( spaceg ) + + /* sound hardware */ + MDRV_SPEAKER_STANDARD_MONO("mono") + +// MDRV_SOUND_ADD(SN76496, 15468480/4) +// MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) + +// MDRV_SOUND_ADD(SN76496, 15468480/4) +// MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) + +// MDRV_SOUND_ADD(SN76496, 15468480/4) +// MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) + +// MDRV_SOUND_ADD(DAC, 0) +// MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) +MACHINE_DRIVER_END + + +/*************************************************************************** + + Game driver(s) + +***************************************************************************/ + +ROM_START( spaceg ) + ROM_REGION( 0x10000, REGION_CPU1, 0 ) + ROM_LOAD( "1.9a", 0x0000, 0x0400, CRC(d6f80b0e) SHA1(503e832c065bb302ec60ed239c4d99a605cb931a) ) + ROM_LOAD( "2.8a", 0x0400, 0x0400, CRC(708b8eec) SHA1(70f9b1506a653985d9d3eacba220f0a4eb241318) ) + ROM_LOAD( "3.9b", 0x0800, 0x0400, CRC(7f0b5cb4) SHA1(97a7125d046e7191b5d3be8f203d1bbb6f988209) ) + ROM_LOAD( "4.8b", 0x0c00, 0x0400, CRC(8b40a154) SHA1(f42bdd8e94090fc5eae58e833b8443300d3ce991) ) + ROM_LOAD( "5.9c", 0x1000, 0x0400, CRC(5279241c) SHA1(7278b6b037322b2f75311ed247f2de3c4816681b) ) + ROM_LOAD( "6.8c", 0x1400, 0x0400, CRC(9b84fe3a) SHA1(7ebeca10ee11d22f4af06be9f381f46864464ec2) ) + ROM_LOAD( "7.9d", 0x1800, 0x0400, CRC(95279b25) SHA1(367d129d4dd2cfea2a2f4703f41f24cc49453715) ) + ROM_LOAD( "8.8d", 0x1c00, 0x0400, CRC(6a824383) SHA1(7c43f2c7d1f070d93f6a8b5b4f7f97f3578bd91d) ) + ROM_LOAD( "13.9g", 0x3000, 0x0400, CRC(dccc386f) SHA1(5d493da3e7b8269314dd54f0b3ba9f71829a14da) ) + ROM_LOAD( "14.8g", 0x3400, 0x0400, CRC(dc9a10c2) SHA1(8fb2316d6e8aeef558d0da5029e2932abf47a6b4) ) + ROM_LOAD( "15.9h", 0x3800, 0x0400, CRC(55e2950d) SHA1(2241c3620c9a6df8b8bd234ccee9af5d3d19a5d4) ) + ROM_LOAD( "16.8h", 0x3c00, 0x0400, CRC(567259c4) SHA1(b2c3f7aaceabea075af6a43b89fb7331732278c8) ) +ROM_END + + +GAME( 1979, spaceg, 0, spaceg, spaceg, 0, ROT90, "Omori", "Space Guerrilla", GAME_IMPERFECT_GRAPHICS | GAME_NO_SOUND) |