1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
|
/**************************************************************************************
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)
**************************************************************************************/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "sound/dac.h"
#include "sound/sn76496.h"
/*************************************
*
* Driver data
*
*************************************/
class spaceg_state : public driver_device
{
public:
spaceg_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) { }
UINT8 * m_videoram;
UINT8 * m_colorram;
UINT8 * m_io9400;
UINT8 * m_io9401;
};
/*************************************
*
* Video emulation
*
*************************************/
static PALETTE_INIT( spaceg )
{
int i;
for (i = 0; i < 128; i++)
palette_set_color (machine, i, MAKE_RGB(0x00,0x00,0x00));
// proms are currently undumped...
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 )
{
spaceg_state *state = space->machine().driver_data<spaceg_state>();
int col = state->m_colorram[0x400];
int xoff = *state->m_io9400 >> 5 & 7;
UINT16 offset2 = (offset + 0x100) & 0x1fff;
UINT16 sdata = data << (8 - xoff);
UINT16 vram_data = state->m_videoram[offset] << 8 | (state->m_videoram[offset2]);
if (col > 0x0f) popmessage("color > 0x0f = %2d", col);
col &= 0x0f;
switch (*state->m_io9401)
{
// draw
case 0:
vram_data &= ~(0xff00 >> xoff);
// (fall through)
case 1:
vram_data |= sdata;
// update colorram
if (sdata&0xff00) state->m_colorram[offset] = col;
if (sdata&0x00ff) state->m_colorram[offset2] = col;
break;
// erase
case 0xd:
vram_data &= ~sdata;
break;
default:
logerror("mode = %02x pc = %04x\n", *state->m_io9401, cpu_get_pc(&space->device()));
popmessage("mode = %02x pc = %04x\n", *state->m_io9401, cpu_get_pc(&space->device()));
return;
}
state->m_videoram[offset]=vram_data>>8;
state->m_videoram[offset2]=vram_data&0xff;
}
static READ8_HANDLER(spaceg_colorram_r)
{
spaceg_state *state = space->machine().driver_data<spaceg_state>();
int rgbcolor;
if (offset < 0x400)
{
rgbcolor = (state->m_colorram[offset] << 1) | ((offset &0x100) >> 8);
if ((offset >= 0x200) && (offset < 0x220)) /* 0xa200- 0xa21f */
{
/* palette 1 */
int col_ind = offset & 0x1f;
palette_set_color_rgb(space->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(space->machine(), 0x10 + 0x00 + col_ind, pal3bit(rgbcolor >> 0), pal3bit(rgbcolor >> 6), pal3bit(rgbcolor >> 3));
}
else
logerror("palette? read from colorram offset = %04x\n",offset);
}
if (*state->m_io9401 != 0x40)
logerror("colorram read in mode: 9401 = %02x (offset = %04x)\n", *state->m_io9401, offset);
return state->m_colorram[offset];
}
static SCREEN_UPDATE( spaceg )
{
spaceg_state *state = screen->machine().driver_data<spaceg_state>();
offs_t offs;
for (offs = 0; offs < 0x2000; offs++)
{
int i;
UINT8 data = state->m_videoram[offs];
int y = offs & 0xff;
int x = (offs >> 8) << 3;
for (i = 0; i < 8; i++)
{
*BITMAP_ADDR16(bitmap, y, x) = (data & 0x80) ? state->m_colorram[offs] : 0;
x++;
data <<= 1;
}
}
return 0;
}
/*************************************
*
* Memory maps
*
*************************************/
static ADDRESS_MAP_START( spaceg_map, AS_PROGRAM, 8 )
AM_RANGE(0x0000, 0x1fff) AM_ROM
AM_RANGE(0x3000, 0x3fff) AM_ROM
AM_RANGE(0x7000, 0x77ff) AM_RAM
AM_RANGE(0xa000, 0xbfff) AM_RAM_READ(spaceg_colorram_r) AM_BASE_MEMBER(spaceg_state, m_colorram)
AM_RANGE(0xc000, 0xdfff) AM_RAM_WRITE(zvideoram_w) AM_BASE_MEMBER(spaceg_state, m_videoram)
AM_RANGE(0x9400, 0x9400) AM_WRITEONLY AM_BASE_MEMBER(spaceg_state, m_io9400) /* gfx ctrl */
AM_RANGE(0x9401, 0x9401) AM_WRITEONLY AM_BASE_MEMBER(spaceg_state, m_io9401) /* gfx ctrl */
/* 9402 -
bits 0 and 1 probably control the lamps under the player 1 and player 2 start buttons
bit 2 - unknown -
bit 3 is probably a flip screen
bit 7 - unknown - set to 1 during the gameplay (coinlock ?)
*/
AM_RANGE(0x9402, 0x9407) AM_RAM /* surely wrong */
AM_RANGE(0x9800, 0x9800) AM_READ_PORT("9800")
AM_RANGE(0x9801, 0x9801) AM_READ_PORT("9801")
AM_RANGE(0x9802, 0x9802) AM_READ_PORT("9802")
AM_RANGE(0x9805, 0x9805) AM_READ_PORT("9805")
AM_RANGE(0x9806, 0x9806) AM_READ_PORT("9806")
ADDRESS_MAP_END
/*************************************
*
* Input ports
*
*************************************/
static INPUT_PORTS_START( spaceg )
PORT_START("9800")
PORT_DIPUNUSED( 0x01, IP_ACTIVE_HIGH ) /* was related to coinage */
PORT_DIPUNKNOWN( 0x02, IP_ACTIVE_HIGH ) /* check code at 0x127d - when bases are supposed to disappear */
PORT_DIPNAME( 0x0c, 0x00, DEF_STR( Lives ) )
PORT_DIPSETTING( 0x00, "3" )
PORT_DIPSETTING( 0x04, "4" )
PORT_DIPSETTING( 0x08, "5" )
PORT_DIPSETTING( 0x0c, "6" )
PORT_DIPNAME( 0x30, 0x00, DEF_STR( Bonus_Life ) )
PORT_DIPSETTING( 0x00, "10000" )
PORT_DIPSETTING( 0x20, "30000" )
PORT_DIPSETTING( 0x10, "40000" )
PORT_DIPSETTING( 0x30, "50000" )
PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Unknown ) ) /* set bit 2 of 0x9402 depending on score - previously 2nd bonus life ? */
PORT_DIPSETTING( 0x00, "10000" )
PORT_DIPSETTING( 0x80, "30000" )
PORT_DIPSETTING( 0x40, "40000" )
PORT_DIPSETTING( 0xc0, "50000" )
PORT_START("9801")
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_START("9802")
PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2)
PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 )
PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_START2 )
PORT_START("9805") /* player 1 */
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(1)
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(1)
PORT_START("9806") /* player 2 */
PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_2WAY PORT_PLAYER(2)
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_2WAY PORT_PLAYER(2)
INPUT_PORTS_END
/*************************************
*
* Machine config
*
*************************************/
static MACHINE_CONFIG_START( spaceg, spaceg_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", Z80,2500000) /* 2.5 MHz */
MCFG_CPU_PROGRAM_MAP(spaceg_map)
MCFG_CPU_VBLANK_INT("screen", nmi_line_pulse) /* 60 Hz NMIs (verified) */
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
MCFG_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
MCFG_SCREEN_SIZE(256, 256)
MCFG_SCREEN_VISIBLE_AREA(0, 255, 32, 255)
MCFG_SCREEN_UPDATE( spaceg )
MCFG_PALETTE_LENGTH(16+128-16)
MCFG_PALETTE_INIT( spaceg )
/* sound hardware */
// MCFG_SPEAKER_STANDARD_MONO("mono")
// MCFG_SOUND_ADD("sn1", SN76496, 15468480/4)
// MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
// MCFG_SOUND_ADD("sn2", SN76496, 15468480/4)
// MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
// MCFG_SOUND_ADD("sn3", SN76496, 15468480/4)
// MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
// MCFG_SOUND_ADD("dac", DAC, 0)
// MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MACHINE_CONFIG_END
/*************************************
*
* ROM definition
*
*************************************/
ROM_START( spaceg )
ROM_REGION( 0x10000, "maincpu", 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_REGION( 0x40, "proms", 0 )
ROM_LOAD( "prom1", 0x0000, 0x0020, NO_DUMP )
ROM_LOAD( "prom2", 0x0020, 0x0020, NO_DUMP )
ROM_END
/*************************************
*
* Game driver
*
*************************************/
GAME( 1979, spaceg, 0, spaceg, spaceg, 0, ROT270, "Omori Electric Co., Ltd.", "Space Guerrilla", GAME_IMPERFECT_GRAPHICS | GAME_NO_SOUND | GAME_SUPPORTS_SAVE )
|