1 // license:BSD-3-Clause
2 // copyright-holders:Nicola Salmoria
3 /***************************************************************************
4
5 Taxi Driver (c) 1984 Graphic Techno
6
7 XTAL: 10MHz, 8MHz
8 CPU: 3 * NEC D780C (clocks unknown)
9 SOUND: 2 * AY-3-8910 (clocks unknown)
10 OTHER: 5 * M5L8255AP
11
12 ***************************************************************************/
13
14 #include "emu.h"
15 #include "includes/taxidriv.h"
16
17 #include "cpu/z80/z80.h"
18 #include "machine/i8255.h"
19 #include "sound/ay8910.h"
20 #include "screen.h"
21 #include "speaker.h"
22
23
machine_start()24 void taxidriv_state::machine_start()
25 {
26 save_item(NAME(m_s1));
27 save_item(NAME(m_s2));
28 save_item(NAME(m_s3));
29 save_item(NAME(m_s4));
30 save_item(NAME(m_latchA));
31 save_item(NAME(m_latchB));
32 save_item(NAME(m_bghide));
33 save_item(NAME(m_spritectrl));
34 }
35
p2a_w(uint8_t data)36 void taxidriv_state::p2a_w(uint8_t data) { spritectrl_w(0,data); }
p2b_w(uint8_t data)37 void taxidriv_state::p2b_w(uint8_t data) { spritectrl_w(1,data); }
p2c_w(uint8_t data)38 void taxidriv_state::p2c_w(uint8_t data) { spritectrl_w(2,data); }
p3a_w(uint8_t data)39 void taxidriv_state::p3a_w(uint8_t data) { spritectrl_w(3,data); }
p3b_w(uint8_t data)40 void taxidriv_state::p3b_w(uint8_t data) { spritectrl_w(4,data); }
p3c_w(uint8_t data)41 void taxidriv_state::p3c_w(uint8_t data) { spritectrl_w(5,data); }
p4a_w(uint8_t data)42 void taxidriv_state::p4a_w(uint8_t data) { spritectrl_w(6,data); }
p4b_w(uint8_t data)43 void taxidriv_state::p4b_w(uint8_t data) { spritectrl_w(7,data); }
p4c_w(uint8_t data)44 void taxidriv_state::p4c_w(uint8_t data) { spritectrl_w(8,data); }
45
46
p0a_r()47 uint8_t taxidriv_state::p0a_r()
48 {
49 return m_latchA;
50 }
51
p0c_r()52 uint8_t taxidriv_state::p0c_r()
53 {
54 return (m_s1 << 7);
55 }
56
p0b_w(uint8_t data)57 void taxidriv_state::p0b_w(uint8_t data)
58 {
59 m_latchB = data;
60 }
61
p0c_w(uint8_t data)62 void taxidriv_state::p0c_w(uint8_t data)
63 {
64 m_s2 = data & 1;
65
66 m_bghide = data & 2;
67
68 /* bit 2 toggles during gameplay */
69
70 flip_screen_set(data & 8);
71
72 // popmessage("%02x",data&0x0f);
73 }
74
p1b_r()75 uint8_t taxidriv_state::p1b_r()
76 {
77 return m_latchB;
78 }
79
p1c_r()80 uint8_t taxidriv_state::p1c_r()
81 {
82 return (m_s2 << 7) | (m_s4 << 6) | ((ioport("SERVCOIN")->read() & 1) << 4);
83 }
84
p1a_w(uint8_t data)85 void taxidriv_state::p1a_w(uint8_t data)
86 {
87 m_latchA = data;
88 }
89
p1c_w(uint8_t data)90 void taxidriv_state::p1c_w(uint8_t data)
91 {
92 m_s1 = data & 1;
93 m_s3 = (data & 2) >> 1;
94 }
95
p8910_0a_r()96 uint8_t taxidriv_state::p8910_0a_r()
97 {
98 return m_latchA;
99 }
100
p8910_1a_r()101 uint8_t taxidriv_state::p8910_1a_r()
102 {
103 return m_s3;
104 }
105
106 /* note that a lot of writes happen with port B set as input. I think this is a bug in the
107 original, since it works anyway even if the communication is flawed. */
p8910_0b_w(uint8_t data)108 void taxidriv_state::p8910_0b_w(uint8_t data)
109 {
110 m_s4 = data & 1;
111 }
112
main_map(address_map & map)113 void taxidriv_state::main_map(address_map &map)
114 {
115 map(0x0000, 0x7fff).rom();
116 map(0x8000, 0x8fff).ram(); /* ??? */
117 map(0x9000, 0x9fff).ram(); /* ??? */
118 map(0xa000, 0xafff).ram(); /* ??? */
119 map(0xb000, 0xbfff).ram(); /* ??? */
120 map(0xc000, 0xc7ff).ram().share("vram4"); /* radar bitmap */
121 map(0xc800, 0xcfff).writeonly().share("vram5"); /* "sprite1" bitmap */
122 map(0xd000, 0xd7ff).writeonly().share("vram6"); /* "sprite2" bitmap */
123 map(0xd800, 0xdfff).ram().share("vram7"); /* "sprite3" bitmap */
124 map(0xe000, 0xe3ff).ram().share("vram1"); /* car tilemap */
125 map(0xe400, 0xebff).ram().share("vram2"); /* bg1 tilemap */
126 map(0xec00, 0xefff).ram().share("vram0"); /* fg tilemap */
127 map(0xf000, 0xf3ff).ram().share("vram3"); /* bg2 tilemap */
128 map(0xf400, 0xf403).rw("ppi8255_0", FUNC(i8255_device::read), FUNC(i8255_device::write));
129 map(0xf480, 0xf483).rw("ppi8255_2", FUNC(i8255_device::read), FUNC(i8255_device::write)); /* "sprite1" placement */
130 map(0xf500, 0xf503).rw("ppi8255_3", FUNC(i8255_device::read), FUNC(i8255_device::write)); /* "sprite2" placement */
131 map(0xf580, 0xf583).rw("ppi8255_4", FUNC(i8255_device::read), FUNC(i8255_device::write)); /* "sprite3" placement */
132 //map(0xf780, 0xf781).writeonly(); /* more scroll registers? */
133 map(0xf782, 0xf787).writeonly().share("scroll"); /* bg scroll (three copies always identical) */
134 map(0xf800, 0xffff).ram();
135 }
136
cpu2_map(address_map & map)137 void taxidriv_state::cpu2_map(address_map &map)
138 {
139 map(0x0000, 0x3fff).rom();
140 map(0x6000, 0x67ff).ram();
141 map(0x8000, 0x87ff).ram();
142 map(0xa000, 0xa003).rw("ppi8255_1", FUNC(i8255_device::read), FUNC(i8255_device::write));
143 map(0xe000, 0xe000).portr("DSW0");
144 map(0xe001, 0xe001).portr("DSW1");
145 map(0xe002, 0xe002).portr("DSW2");
146 map(0xe003, 0xe003).portr("P1");
147 map(0xe004, 0xe004).portr("P2");
148 }
149
cpu3_map(address_map & map)150 void taxidriv_state::cpu3_map(address_map &map)
151 {
152 map(0x0000, 0x1fff).rom();
153 map(0x2000, 0x2000).nopr(); /* irq ack? */
154 map(0xfc00, 0xffff).ram();
155 }
156
cpu3_port_map(address_map & map)157 void taxidriv_state::cpu3_port_map(address_map &map)
158 {
159 map.global_mask(0xff);
160 map(0x00, 0x01).w("ay1", FUNC(ay8910_device::address_data_w));
161 map(0x01, 0x01).r("ay1", FUNC(ay8910_device::data_r));
162 map(0x02, 0x03).w("ay2", FUNC(ay8910_device::address_data_w));
163 map(0x03, 0x03).r("ay2", FUNC(ay8910_device::data_r));
164 }
165
166
167 static INPUT_PORTS_START( taxidriv )
168 PORT_START("DSW0")
169 PORT_DIPNAME( 0x0f, 0x00, DEF_STR( Coin_A ) )
170 PORT_DIPSETTING( 0x0d, DEF_STR( 4C_1C ) )
171 PORT_DIPSETTING( 0x0a, DEF_STR( 3C_1C ) )
172 PORT_DIPSETTING( 0x0e, DEF_STR( 4C_2C ) )
173 PORT_DIPSETTING( 0x07, DEF_STR( 2C_1C ) )
174 PORT_DIPSETTING( 0x0b, DEF_STR( 3C_2C ) )
175 PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
176 PORT_DIPSETTING( 0x0c, DEF_STR( 3C_4C ) )
177 PORT_DIPSETTING( 0x08, DEF_STR( 2C_3C ) )
178 PORT_DIPSETTING( 0x01, DEF_STR( 1C_2C ) )
179 PORT_DIPSETTING( 0x09, DEF_STR( 2C_5C ) )
180 PORT_DIPSETTING( 0x02, DEF_STR( 1C_3C ) )
181 PORT_DIPSETTING( 0x03, DEF_STR( 1C_4C ) )
182 PORT_DIPSETTING( 0x04, DEF_STR( 1C_5C ) )
183 PORT_DIPSETTING( 0x05, DEF_STR( 1C_6C ) )
184 PORT_DIPSETTING( 0x06, DEF_STR( 1C_7C ) )
185 PORT_DIPSETTING( 0x0f, DEF_STR( Free_Play ) )
186 PORT_DIPNAME( 0xf0, 0x00, DEF_STR( Coin_B ) )
187 PORT_DIPSETTING( 0xd0, DEF_STR( 4C_1C ) )
188 PORT_DIPSETTING( 0xa0, DEF_STR( 3C_1C ) )
189 PORT_DIPSETTING( 0xe0, DEF_STR( 4C_2C ) )
190 PORT_DIPSETTING( 0x70, DEF_STR( 2C_1C ) )
191 PORT_DIPSETTING( 0xb0, DEF_STR( 3C_2C ) )
192 PORT_DIPSETTING( 0x00, DEF_STR( 1C_1C ) )
193 PORT_DIPSETTING( 0xc0, DEF_STR( 3C_4C ) )
194 PORT_DIPSETTING( 0x80, DEF_STR( 2C_3C ) )
195 PORT_DIPSETTING( 0x10, DEF_STR( 1C_2C ) )
196 PORT_DIPSETTING( 0x90, DEF_STR( 2C_5C ) )
197 PORT_DIPSETTING( 0x20, DEF_STR( 1C_3C ) )
198 PORT_DIPSETTING( 0x30, DEF_STR( 1C_4C ) )
199 PORT_DIPSETTING( 0x40, DEF_STR( 1C_5C ) )
200 PORT_DIPSETTING( 0x50, DEF_STR( 1C_6C ) )
201 PORT_DIPSETTING( 0x60, DEF_STR( 1C_7C ) )
202 PORT_DIPSETTING( 0xf0, DEF_STR( Free_Play ) )
203
204 PORT_START("DSW1")
205 PORT_DIPNAME( 0x03, 0x00, DEF_STR( Lives ) )
206 PORT_DIPSETTING( 0x00, "3" )
207 PORT_DIPSETTING( 0x01, "4" )
208 PORT_DIPSETTING( 0x02, "5" )
209 PORT_DIPSETTING( 0x03, "255 (Cheat)")
210 PORT_DIPNAME( 0x04, 0x04, DEF_STR( Cabinet ) )
211 PORT_DIPSETTING( 0x04, DEF_STR( Upright ) )
212 PORT_DIPSETTING( 0x00, DEF_STR( Cocktail ) )
213 PORT_DIPNAME( 0x38, 0x00, DEF_STR( Unknown ) )
214 PORT_DIPSETTING( 0x00, "1" )
215 PORT_DIPSETTING( 0x08, "2" )
216 PORT_DIPSETTING( 0x10, "3" )
217 PORT_DIPSETTING( 0x18, "4" )
218 PORT_DIPSETTING( 0x20, "5" )
219 PORT_DIPSETTING( 0x28, "6" )
220 PORT_DIPSETTING( 0x30, "7" )
221 PORT_DIPSETTING( 0x38, "8" )
222 PORT_DIPNAME( 0x40, 0x00, DEF_STR( Unknown ) )
223 PORT_DIPSETTING( 0x00, "0" )
224 PORT_DIPSETTING( 0x40, "1" )
225 PORT_DIPNAME( 0x80, 0x00, DEF_STR( Unused ) )
226 PORT_DIPSETTING( 0x00, DEF_STR( Off ) )
227 PORT_DIPSETTING( 0x80, DEF_STR( On ) )
228
229 PORT_START("DSW2")
230 PORT_DIPNAME( 0x07, 0x00, "Fuel Consumption" )
231 PORT_DIPSETTING( 0x00, "Slowest" )
232 PORT_DIPSETTING( 0x01, "2" )
233 PORT_DIPSETTING( 0x02, "3" )
234 PORT_DIPSETTING( 0x03, "4" )
235 PORT_DIPSETTING( 0x04, "5" )
236 PORT_DIPSETTING( 0x05, "6" )
237 PORT_DIPSETTING( 0x06, "7" )
238 PORT_DIPSETTING( 0x07, "Fastest" )
239 PORT_DIPNAME( 0x38, 0x00, DEF_STR( Unknown ) )
240 PORT_DIPSETTING( 0x00, "1" )
241 PORT_DIPSETTING( 0x08, "2" )
242 PORT_DIPSETTING( 0x10, "3" )
243 PORT_DIPSETTING( 0x18, "4" )
244 PORT_DIPSETTING( 0x20, "5" )
245 PORT_DIPSETTING( 0x28, "6" )
246 PORT_DIPSETTING( 0x30, "7" )
247 PORT_DIPSETTING( 0x38, "8" )
248 PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Unknown ) )
249 PORT_DIPSETTING( 0x00, "40/30" )
250 PORT_DIPSETTING( 0x40, "30/20" )
251 PORT_DIPSETTING( 0x80, "20/15" )
252 PORT_DIPSETTING( 0xc0, "10/10" )
253
254 PORT_START("P1")
255 PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN1 )
256 PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 )
257 PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 )
258 PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START1 )
259 PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY
260 PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY
261 PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY
262 PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY
263
264 PORT_START("P2")
265 PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_COIN2 )
266 PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL
267 PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_COCKTAIL
268 PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_START2 )
269 PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_4WAY PORT_COCKTAIL
270 PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_4WAY PORT_COCKTAIL
271 PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_4WAY PORT_COCKTAIL
272 PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_4WAY PORT_COCKTAIL
273
274 PORT_START("SERVCOIN")
275 PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_SERVICE1 ) /* handled by p1c_r() */
276 INPUT_PORTS_END
277
278
279
280 static const gfx_layout charlayout =
281 {
282 8,8,
283 RGN_FRAC(1,1),
284 4,
285 { 0, 1, 2, 3 },
286 { 1*4, 0*4, 3*4, 2*4, 5*4, 4*4, 7*4, 6*4 },
287 { 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 },
288 32*8
289 };
290
291 static const gfx_layout charlayout2 =
292 {
293 4,4,
294 RGN_FRAC(1,1),
295 4,
296 { 0, 1, 2, 3 },
297 { 1*4, 0*4, 3*4, 2*4 },
298 { 0*16, 1*16, 2*16, 3*16 },
299 16*4
300 };
301
302
303 static GFXDECODE_START( gfx_taxidriv )
304 GFXDECODE_ENTRY( "gfx1", 0, charlayout, 0, 1 )
305 GFXDECODE_ENTRY( "gfx2", 0, charlayout, 0, 1 )
306 GFXDECODE_ENTRY( "gfx3", 0, charlayout, 0, 1 )
307 GFXDECODE_ENTRY( "gfx4", 0, charlayout, 0, 1 )
308 GFXDECODE_ENTRY( "gfx5", 0, charlayout2, 0, 1 )
309 GFXDECODE_END
310
taxidriv_palette(palette_device & palette) const311 void taxidriv_state::taxidriv_palette(palette_device &palette) const
312 {
313 uint8_t const *const color_prom = memregion("proms")->base();
314
315 // TODO: resistors, 1k & 470
316 for (int i = 0; i < 0x10; ++i)
317 {
318 int bit0, bit1;
319
320 bit0 = BIT(color_prom[i], 0);
321 bit1 = BIT(color_prom[i], 1);
322 int const r = 0x55 * bit0 + 0xaa * bit1;
323 bit0 = BIT(color_prom[i], 2);
324 bit1 = BIT(color_prom[i], 3);
325 int const g = 0x55 * bit0 + 0xaa * bit1;
326 bit0 = BIT(color_prom[i], 4);
327 bit1 = BIT(color_prom[i], 5);
328 int const b = 0x55 * bit0 + 0xaa * bit1;
329
330 palette.set_pen_color(i, rgb_t(r, g, b));
331 }
332 }
333
taxidriv(machine_config & config)334 void taxidriv_state::taxidriv(machine_config &config)
335 {
336 /* basic machine hardware */
337 Z80(config, m_maincpu, 4000000); /* 4 MHz ??? */
338 m_maincpu->set_addrmap(AS_PROGRAM, &taxidriv_state::main_map);
339 m_maincpu->set_vblank_int("screen", FUNC(taxidriv_state::irq0_line_hold));
340
341 z80_device &subcpu(Z80(config, "sub", 4000000)); /* 4 MHz ??? */
342 subcpu.set_addrmap(AS_PROGRAM, &taxidriv_state::cpu2_map);
343 subcpu.set_vblank_int("screen", FUNC(taxidriv_state::irq0_line_hold)); /* ??? */
344
345 z80_device &audiocpu(Z80(config, "audiocpu", 4000000)); /* 4 MHz ??? */
346 audiocpu.set_addrmap(AS_PROGRAM, &taxidriv_state::cpu3_map);
347 audiocpu.set_addrmap(AS_IO, &taxidriv_state::cpu3_port_map);
348 audiocpu.set_vblank_int("screen", FUNC(taxidriv_state::irq0_line_hold)); /* ??? */
349
350 config.set_maximum_quantum(attotime::from_hz(6000)); /* 100 CPU slices per frame - a high value to ensure proper */
351 /* synchronization of the CPUs */
352
353 i8255_device &ppi0(I8255A(config, "ppi8255_0"));
354 ppi0.in_pa_callback().set(FUNC(taxidriv_state::p0a_r));
355 ppi0.out_pb_callback().set(FUNC(taxidriv_state::p0b_w));
356 ppi0.in_pc_callback().set(FUNC(taxidriv_state::p0c_r));
357 ppi0.out_pc_callback().set(FUNC(taxidriv_state::p0c_w));
358
359 i8255_device &ppi1(I8255A(config, "ppi8255_1"));
360 ppi1.out_pa_callback().set(FUNC(taxidriv_state::p1a_w));
361 ppi1.in_pb_callback().set(FUNC(taxidriv_state::p1b_r));
362 ppi1.in_pc_callback().set(FUNC(taxidriv_state::p1c_r));
363 ppi1.out_pc_callback().set(FUNC(taxidriv_state::p1c_w));
364
365 i8255_device &ppi2(I8255A(config, "ppi8255_2"));
366 ppi2.out_pa_callback().set(FUNC(taxidriv_state::p2a_w));
367 ppi2.out_pb_callback().set(FUNC(taxidriv_state::p2b_w));
368 ppi2.out_pc_callback().set(FUNC(taxidriv_state::p2c_w));
369
370 i8255_device &ppi3(I8255A(config, "ppi8255_3"));
371 ppi3.out_pa_callback().set(FUNC(taxidriv_state::p3a_w));
372 ppi3.out_pb_callback().set(FUNC(taxidriv_state::p3b_w));
373 ppi3.out_pc_callback().set(FUNC(taxidriv_state::p3c_w));
374
375 i8255_device &ppi4(I8255A(config, "ppi8255_4"));
376 ppi4.out_pa_callback().set(FUNC(taxidriv_state::p4a_w));
377 ppi4.out_pb_callback().set(FUNC(taxidriv_state::p4b_w));
378 ppi4.out_pc_callback().set(FUNC(taxidriv_state::p4c_w));
379
380 /* video hardware */
381 screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
382 screen.set_refresh_hz(60);
383 screen.set_vblank_time(ATTOSECONDS_IN_USEC(0));
384 screen.set_size(32*8, 32*8);
385 screen.set_visarea(0*8, 32*8-1, 1*8, 27*8-1);
386 screen.set_screen_update(FUNC(taxidriv_state::screen_update));
387 screen.set_palette(m_palette);
388
389 GFXDECODE(config, m_gfxdecode, m_palette, gfx_taxidriv);
390 PALETTE(config, m_palette, FUNC(taxidriv_state::taxidriv_palette), 16);
391
392 /* sound hardware */
393 SPEAKER(config, "mono").front_center();
394
395 ay8910_device &ay1(AY8910(config, "ay1", 1250000));
396 ay1.port_a_read_callback().set(FUNC(taxidriv_state::p8910_0a_r));
397 ay1.port_b_write_callback().set(FUNC(taxidriv_state::p8910_0b_w));
398 ay1.add_route(ALL_OUTPUTS, "mono", 0.25);
399
400 ay8910_device &ay2(AY8910(config, "ay2", 1250000));
401 ay2.port_a_read_callback().set(FUNC(taxidriv_state::p8910_1a_r));
402 ay2.add_route(ALL_OUTPUTS, "mono", 0.25);
403 }
404
405
406
407 /***************************************************************************
408
409 Game driver(s)
410
411 ***************************************************************************/
412
413 ROM_START( taxidriv )
414 ROM_REGION( 0x10000, "maincpu", 0 )
415 ROM_LOAD( "1.ic87", 0x0000, 0x2000, CRC(6b2424e9) SHA1(a65bb01da8f3b0649d945981cc4f1324b7fac5c7) )
416 ROM_LOAD( "2.ic86", 0x2000, 0x2000, CRC(15111229) SHA1(0350918f9504b0e470684ebc94a823bb2513a54d) )
417 ROM_LOAD( "3.ic85", 0x4000, 0x2000, CRC(a7782eee) SHA1(0f10b7876420f4237937b1b922aa410de3f79af1) )
418 ROM_LOAD( "4.ic84", 0x6000, 0x2000, CRC(8eb0b16b) SHA1(a0015744373ee91bc505f077a04ab3546f8bb6fb) )
419
420 ROM_REGION( 0x10000, "sub", 0 )
421 ROM_LOAD( "8.ic4", 0x0000, 0x2000, CRC(9f9a3865) SHA1(908cf4f2cc68c088649241997276ea25c27d9718) )
422 // ROM_LOAD( "8.ic4", 0x0000, 0x2000, CRC(9835d517) SHA1(845f3efc54b64837c22dd06683c2950f2b8b03cb) ) // 0x1b5f = 0x04 instead of 0x03 from another set
423 ROM_LOAD( "9.ic5", 0x2000, 0x2000, CRC(b28b766c) SHA1(21e08ef1e2671c8540380e3fa0858e8a4d821945) )
424
425 ROM_REGION( 0x10000, "audiocpu", 0 )
426 ROM_LOAD( "7.ic14", 0x0000, 0x2000, CRC(2b4cbfe6) SHA1(a2a900831116554d5aea1a81c93245d3bb424d48) )
427
428 ROM_REGION( 0x2000, "gfx1", 0 )
429 ROM_LOAD( "5.m.ic68", 0x0000, 0x2000, CRC(a3aa5f2f) SHA1(7e046e2a5d230c62d93a83f5a773e6e4d6e85961) )
430
431 ROM_REGION( 0x2000, "gfx2", 0 )
432 ROM_LOAD( "6.1.ic35", 0x0000, 0x2000, CRC(bfddd550) SHA1(f528c2701c635bc61eda14fbe2cfe9b44cb75c20) )
433
434 ROM_REGION( 0x6000, "gfx3", 0 )
435 ROM_LOAD( "11.30.ic87", 0x0000, 0x2000, CRC(7485eaea) SHA1(8d69c61145470003cfeb33b11b81345c5e5e6503) )
436 ROM_LOAD( "14.31.ic110", 0x2000, 0x2000, CRC(0d99a33e) SHA1(0df29464ea43aecd866ae322f4f7ca9152422023) )
437 ROM_LOAD( "15.32.ic111", 0x4000, 0x2000, CRC(410fdf7c) SHA1(0957f335b84c4fbde983271786e7bf199fc22682) )
438
439 ROM_REGION( 0x2000, "gfx4", 0 )
440 ROM_LOAD( "10.40.ic99", 0x0000, 0x2000, CRC(c370b177) SHA1(4b3f73f764ff95cc7777fe01333558201658cead) )
441
442 ROM_REGION( 0x4000, "gfx5", 0 ) /* not used?? */
443 ROM_LOAD( "12.21.ic88", 0x0000, 0x2000, CRC(684b7bb0) SHA1(d83c45ff3adf94c649340227794020482231399f) )
444 ROM_LOAD( "13.20.ic89", 0x2000, 0x2000, CRC(d1ef110e) SHA1(e34b6b4b70c783a8cf1296a05d3cec6af5820d0c) )
445
446 ROM_REGION( 0x020, "proms", 0 )
447 ROM_LOAD( "tbp18s030.ic2", 0x0000, 0x020, CRC(c366a9c5) SHA1(d38581e5c425cab4a4f216d99651e86d8034a7d2) ) // color prom located at edge of pcb
448 ROM_END
449
450
451 GAME( 1984, taxidriv, 0, taxidriv, taxidriv, taxidriv_state, empty_init, ROT90, "Graphic Techno", "Taxi Driver", MACHINE_IMPERFECT_GRAPHICS | MACHINE_NO_COCKTAIL | MACHINE_SUPPORTS_SAVE )
452