summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/namcona1.c
blob: 32d60b5f39f2fff3f8637b9059cd71554b51c977 (plain) (blame)
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
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
/***************************************************************************
Namco NA-1 / NA-2 System

NA-1 Games:
-   Bakuretsu Quiz Ma-Q Dai Bouken
-   F/A / Fighter & Attacker
-   Super World Court (C354, C357)
-   Exvania (C350, C354)
-   Cosmo Gang the Puzzle (C356)
-   Tinkle Pit (C354, C367)
-   Emeraldia (C354, C358)

NA-2 Games:
-   Knuckle Heads
-   Numan Athletics
-   Emeraldia (C354, C358)
-   Nettou! Gekitou! Quiztou!! (C354, C365 - both are 32pin)
-   X-Day 2

To Do:
- Remove remaining MCU simulation hacks
- View area / screen resolution controlled by registers?

- X-Day 2:
    Rom board  M112
    Rom board custom Key chip i.d. C394
    Game uses a small cash-register type printer (connects to rom board)
    Game also has a large L.E.D. type score board with several
    displays for various scores. (connects to rom board)
    Game uses coin-type battery on rom board. (not suicide)
    Game won't startup unless printer is connected and with paper.

The board has a 28c16 EEPROM

No other CPUs on the board, but there are many custom chips.
Mother Board:
210 (28pin SOP)
C69 or C70 (80pin PQFP)
215 (176pin PQFP)
C218 (208pin PQFP)
219 (160pin PQFP)
Plus 1 or 2 custom chips on ROM board.

Notes:

-   NA-2 is backwards compatible with NA-1.

-   Some NA-1 PCBs are known to have the NA-2 (C70) MCU BIOS, so that cannot
    be used to tell them apart.

-   Test mode for NA2 games includes an additional item: UART Test.
    No games are known to actually link up and use the UART feature.
    It's been confirmed that a Numan Athletics fails the UART test,
    behaving as it does in MAME.

-   Quiz games use 1p button 1 to pick test, 2p button 1 to begin test,
    and 2p button 2 to exit. Because quiz games doesn't have joystick.

-   Almost all quiz games using JAMMA edge connector assign
    button1 to up, button 2 to down, button 3 to left, button 4 to right.
    But Taito F2 quiz games assign button 3 to right and button 4 to left.

-   Emeralda: Byte 0x25 of the NVRAM, when zero, enables the FBI logo.


Namco NA2 hardware
------------------

PCB Layout
----------

NA-2 GAME PCB
8627961102
(8627963102)
|---------------------------------------------|
|  LA4705           T062               |----| |
|         JP3   51568  LC7881          | 6  | |
|J        210              LH52250     | 8  | |
|A    VOL1      VOL2       LH52250     | 0  | |
|M                         |--------|  | 0  | |
|M            |------|     |  C218  |  | 0  | |
|A  TC514256  | 215  |     |        |  |----| |
|   TC514256  |      |     |        |         |
|             |------|     |--------|50.113MHz|
|            |---------ROM-BOARD--------------+
|     TC51832|  LH5168       TC514256         |
|   DSW(2)   |               TC514256         |
|            |               TC514256         |
|            |               TC514256         |
|            | |----|       |--------|    J103|
|4   IR2C24  | |C70 |       |  219   |        |
|8           | |----|       |        |        |
|W   PC9D10  |              |        |        |
|A     IR2C24|              |--------|        |
|Y           |       3773           TC51832   |
|------------+--------------------------------|
Notes:
       68000 clock - 12.5282MHz [50.113/4]
       TC51832     - 32k x8 SRAM (SOP28)
       TC514256    - 256k x4 DRAM (ZIP19)
       LH5168      - 8k x8 SRAM (SOP28)
       LC7881      - Sanyo 16bit DAC (SOIC20)
       LH52250     - 32k x8 SRAM (SOP28)
       51568       - ??, possibly audio related functions, manufactured by Mitsubishi (SOIC24)
       LA4705      - 15W 2-Channel Audio Power Amplifier (SIL18)
       T062        - Op AMP? (SOIC8)
       3773        - System reset and watchdog IC (SOIC8)
       J103        - Multi pin connector for ROM Board
       JP3         - Stereo/Mono jumper. For stereo, use pin 1 and 2 of the 48-WAY Namco connector for the 2nd speaker
       VSync       - 60Hz
       HSync       - 15.73kHz
       Namco Custom-
                     C218- (QFP208)
                     C70 - rebadged M37702 (QFP80)
                     219 - (QFP160)
                     215 - (QFP176)
                     210 - tied to some audio parts & C215 (SOP28)

ROM Board
---------

NA E4M8 ROM PCB
8626961200
(8626963200)
|--------------------------------+
| PAL1    28C16        KEYCUS    |
| PAL2                           |
|                                |
| ROM.7F   ROM.5F  ROM.3F        |
|   ROM.6F  ROM.4F  ROM.2F   J201|
|                                |
|                                |
|                                |
| ROM.7C   ROM.5C  ROM.3C        |
|   ROM.6C  ROM.4C  ROM.2C       |
+--------------------------------|
Notes:
      J201   - Multi pin connector for main board
      KEYCUS - C365 for 'Nettou! Gekitou! Quiztou!!' (DIP32)
      PAL1   - PAL16L8 labelled 'NR1R2' (DIP20)
      PAL2   - PAL16L8 labelled 'NR1R10' (DIP20)
      ROMs   -
               7F/6F/7C/6C - 27C040 EPROM (DIP32)
               All other ROMs are MB838000 8MBit MaskROM (DIP32)
               ROM Names/locations for 'Nettou! Gekitou! Quiztou!!'....
               QT1EP1L.7C
               QT1EP1U.7F
               QT1EP0L.6C
               QT1EP0U.6F
               QT1MA3L.5C
               QT1MA3U.5F
               QT1MA2L.4C
               QT1MA2U.4F
               QT1MA1L.3C
               QT1MA1U.3F
               QT1MA0L.2C
               QT1MA0U.2F

***************************************************************************/

#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "includes/namcona1.h"
#include "sound/c140.h"
#include "cpu/m37710/m37710.h"


/*************************************************************************/

static const UINT8 ExvaniaDefaultNvMem[] =
{
/* This data oughtn't be necessary; when Exbania's EPROM area is uninitialized,
 * the game software automatically writes these values there, but then jumps
 * to an unmapped (bogus) address, causing MAME to crash.
 */
	0x30,0x32,0x4f,0x63,0x74,0x39,0x32,0x52,0x45,0x56,0x49,0x53,0x49,0x4f,0x4e,0x35,
	0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x00,0x00,0x01,
	0x00,0x01,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x02
}; /* ExvaniaDefaultNvMem */

static const UINT8 QuiztouDefaultNvMem[] =
{
/* This data oughtn't be necessary; when QuiztouDefaultNvMem's EPROM area is uninitialized,
 * the game software automatically writes these values there, but then jumps
 * to an unmapped (bogus) address, causing MAME to crash.
 */
	0x30,0x32,0x4F,0x63,0x74,0x39,0x32,0x52,0x45,0x56,0x49,0x53,0x49,0x4F,0x4E,0x35,
	0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x00,0x00,0x01,
	0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02
}; /* QuiztouDefaultNvMem */

static const UINT8 CgangpzlDefaultNvMem[] =
{
/* This data oughtn't be necessary; when Cgangpzl's EPROM area is uninitialized,
 * the game software automatically writes these values there, but then hangs.
 */
	0x30,0x32,0x4F,0x63,0x74,0x39,0x32,0x52,0x45,0x56,0x49,0x53,0x49,0x4F,0x4E,0x35,
	0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x00,0x00,0x01,
	0x00,0x02,0x00,0x00,0x00,0x01
}; /* CgangpzlDefaultNvMem */


static NVRAM_HANDLER( namcosna1 )
{
	namcona1_state *state = machine.driver_data<namcona1_state>();
	if( read_or_write )
	{
		file->write( state->m_nvmem, NA1_NVRAM_SIZE );
	}
	else
	{
		if (file)
		{
			file->read( state->m_nvmem, NA1_NVRAM_SIZE );
		}
		else
		{
			memset( state->m_nvmem, 0x00, NA1_NVRAM_SIZE );

			switch( state->m_gametype )
			{
			case NAMCO_EXBANIA:
				memcpy( state->m_nvmem, ExvaniaDefaultNvMem, sizeof(ExvaniaDefaultNvMem) );
				break;

			case NAMCO_QUIZTOU:
				memcpy( state->m_nvmem, QuiztouDefaultNvMem, sizeof(QuiztouDefaultNvMem) );
				break;

			case NAMCO_CGANGPZL:
				memcpy( state->m_nvmem, CgangpzlDefaultNvMem, sizeof(CgangpzlDefaultNvMem) );
				break;
			}
		}
	}
} /* namcosna1_nvram_handler */

READ16_MEMBER(namcona1_state::namcona1_nvram_r)
{
	return m_nvmem[offset];
} /* namcona1_nvram_r */

WRITE16_MEMBER(namcona1_state::namcona1_nvram_w)
{
	if( ACCESSING_BITS_0_7 )
	{
		m_nvmem[offset] = data&0xff;
	}
} /* namcona1_nvram_w */

/***************************************************************************/

static INPUT_PORTS_START( namcona1_joy )
	PORT_START("P1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START1 )

	PORT_START("P2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(2)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 )

	PORT_START("P3")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(3)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(3)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(3)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(3)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START3 )

	PORT_START("P4")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_8WAY PORT_PLAYER(4)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(4)
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(4)
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(4)
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START4 )

	PORT_START("DSW")
	PORT_DIPNAME( 0x01, 0x01, "DIP2 (Freeze)" )
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x02, "DIP1 (Test)" )
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN4 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN3 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_SERVICE( 0x40, IP_ACTIVE_LOW )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE1 )
INPUT_PORTS_END

static INPUT_PORTS_START( namcona1_quiz )
	PORT_START("P1")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON4 )
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START1 )

	PORT_START("P2")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(2)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START2 )

	PORT_START("P3")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(3)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(3)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(3)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(3)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START3 )

	PORT_START("P4")
	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(4)
	PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(4)
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(4)
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(4)
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNUSED )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START4 )

	PORT_START("DSW")
	PORT_DIPNAME( 0x01, 0x01, "DIP2 (Freeze)" )
	PORT_DIPSETTING(    0x01, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x02, "DIP1 (Test)" )
	PORT_DIPSETTING(    0x02, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x00, DEF_STR( On ) )
	PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_COIN4 )
	PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_COIN3 )
	PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN2 )
	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN1 )
	PORT_SERVICE( 0x40, IP_ACTIVE_LOW )
	PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_SERVICE1 )
INPUT_PORTS_END


/***************************************************************************/

/* FIXME: These two functions shouldn't be necessary? */
static void simulate_mcu( running_machine &machine )
{
	namcona1_state *state = machine.driver_data<namcona1_state>();
	state->m_workram[0xf60/2] = 0x0000; /* mcu ready */
}


/* NA2 hardware sends a special command to the MCU, then tests to
 * see if the proper BIOS version string appears in shared memory.
 */
void namcona1_state::write_version_info()
{
	static const UINT16 source[0x8] =
	{ /* "NSA-BIOS ver"... */
		0x534e,0x2d41,0x4942,0x534f,0x7620,0x7265,0x2e31,0x3133
	};
	int i;
	for( i=0; i<8; i++ )
	{
		m_workram[0x1000/2+i] = source[i];
	}
}

/**
 * "Custom Key" Emulation
 *
 * The primary purpose of the custom key chip is protection.  It prevents
 * ROM swaps from working with games that otherwise run on the same hardware.
 *
 * The secondary purpose of the custom key chip is to act as a random number
 * generator in some games.
 */
READ16_MEMBER(namcona1_state::custom_key_r)
{
	int old_count;

	old_count = m_count;
	do
	{
		m_count = machine().rand();
	} while( old_count == m_count );

	switch( m_gametype )
	{
	case NAMCO_BKRTMAQ:
		if( offset==2 ) return 0x015c;
		break;

	case NAMCO_FA:
		if( offset==2 ) return 0x015d;
		if( offset==4 ) return m_count;
		break;

	case NAMCO_EXBANIA:
		if( offset==2 ) return 0x015e;
		break;

	case NAMCO_CGANGPZL:
		if( offset==1 ) return 0x0164;
		if( offset==2 ) return m_count;
		break;

	case NAMCO_SWCOURT:
		if( offset==1 ) return 0x0165;
		if( offset==2 ) return m_count;
		break;

	case NAMCO_EMERALDA:
		if( offset==1 ) return 0x0166;
		if( offset==2 ) return m_count;
		break;

	case NAMCO_NUMANATH:
		if( offset==1 ) return 0x0167;
		if( offset==2 ) return m_count;
		break;

	case NAMCO_KNCKHEAD:
		if( offset==1 ) return 0x0168;
		if( offset==2 ) return m_count;
		break;

	case NAMCO_QUIZTOU:
		if( offset==2 ) return 0x016d;
		break;

	case NAMCO_TINKLPIT:
		if( offset==7 ) return 0x016f;
		if( offset==4 ) m_keyval = 0;
		if( offset==3 )
		{
			UINT16 res;
			res = BITSWAP16(m_keyval, 22,26,31,23,18,20,16,30,24,21,25,19,17,29,28,27);

			m_keyval >>= 1;
//          printf("popcount(%08X) = %d\n", m_keyval & 0x58000c00, popcount(m_keyval & 0x58000c00));
			if((!m_keyval) || (popcount(m_keyval & 0x58000c00) & 1))
				m_keyval ^= 0x80000000;

			return res;
		}
		break;

	case NAMCO_XDAY2:
		if( offset==2 ) return 0x018a;
		if( offset==3 ) return m_count;
		break;

	default:
		return 0;
	}
	return machine().rand()&0xffff;
} /* custom_key_r */

WRITE16_MEMBER(namcona1_state::custom_key_w)
{
} /* custom_key_w */

/***************************************************************/

READ16_MEMBER(namcona1_state::namcona1_vreg_r)
{
	return m_vreg[offset];
} /* namcona1_vreg_r */

static int transfer_dword( running_machine &machine, UINT32 dest, UINT32 source )
{
	namcona1_state *state = machine.driver_data<namcona1_state>();
	UINT16 data;
	address_space *space = machine.device("maincpu")->memory().space(AS_PROGRAM);

	if( source>=0x400000 && source<0xc00000 )
	{
		data = state->m_mpBank1[(source-0x400000)/2];
	}
	else if( source>=0xc00000 && source<0xe00000 )
	{
		data = state->m_mpBank0[(source-0xc00000)/2];
	}
	else if( source<0x80000 && source>=0x1000 )
	{
		data = state->m_workram[source/2];
	}
	else
	{
		logerror( "bad blt src %08x\n", source );
		return -1;
	}
	if( dest>=0xf00000 && dest<0xf02000 )
	{
		state->namcona1_paletteram_w(*space, (dest-0xf00000)/2, data, 0xffff );
	}
	else if( dest>=0xf40000 && dest<0xf80000 )
	{
		state->namcona1_gfxram_w(*space, (dest-0xf40000)/2, data, 0xffff );
	}
	else if( dest>=0xff0000 && dest<0xffc000 )
	{
		state->namcona1_videoram_w(*space, (dest-0xff0000)/2, data, 0xffff );
	}
	else if( dest>=0xfff000 && dest<0x1000000 )
	{
		state->m_spriteram[(dest-0xfff000)/2] = data;
	}
	else
	{
		logerror( "bad blit dest %08x\n", dest );
		return -1;
	}
	return 0;
} /* transfer_dword */

static void blit_setup( int format, int *bytes_per_row, int *pitch, int mode )
{
	if( mode == 3 )
	{ /* TILE DATA */
		switch( format )
		{
		case 0x0001:
			*bytes_per_row = 0x1000;
			*pitch = 0x1000;
			break;

		case 0x0081:
			*bytes_per_row = 4*8;
			*pitch = 36*8;
			break;

		default:
//      case 0x00f1:
//      case 0x00f9:
//      case 0x00fd:
			*bytes_per_row = (64 - (format>>2))*0x08;
			*pitch = 0x200;
			break;
		}
	}
	else
	{ /* SHAPE DATA */
		switch( format )
		{
		case 0x00bd: /* Numan Athletics */
			*bytes_per_row = 4;
			*pitch = 0x120;
			break;
		case 0x008d: /* Numan Athletics */
			*bytes_per_row = 8;
			*pitch = 0x120;
			break;

		case 0x0000: /* Numan (used to clear spriteram) */
//      0000 0000 0000 : src0
//      0000 0001 0000 : dst0
//      003d 75a0      : src (7AEB40)
//      ---- ----      : spriteram
//      0800           : numbytes
//      0000           : blit
			*bytes_per_row = 0x10;
			*pitch = 0;
			break;

		case 0x0001:
			*bytes_per_row = 0x1000;
			*pitch = 0x1000;
			break;

		case 0x0401: /* F/A */
			*bytes_per_row = 4*0x40;
			*pitch = 36*0x40;
			break;

		default:
//      case 0x00f1:
//      case 0x0781:
//      case 0x07c1:
//      case 0x07e1:
			*bytes_per_row = (64 - (format>>5))*0x40;
			*pitch = 0x1000;
			break;
		}
	}
} /* blit_setup */

static void namcona1_blit( running_machine &machine )
{
	namcona1_state *state = machine.driver_data<namcona1_state>();
	int src0 = state->m_vreg[0x0];
	int src1 = state->m_vreg[0x1];
	int src2 = state->m_vreg[0x2];

	int dst0 = state->m_vreg[0x3];
	int dst1 = state->m_vreg[0x4];
	int dst2 = state->m_vreg[0x5];

	int gfxbank = state->m_vreg[0x6];

	/* dest and source are provided as dword offsets */
	UINT32 src_baseaddr	= 2*(0xffffff&((state->m_vreg[0x7]<<16)|state->m_vreg[0x8]));
	UINT32 dst_baseaddr	= 2*(0xffffff&((state->m_vreg[0x9]<<16)|state->m_vreg[0xa]));

	int num_bytes = state->m_vreg[0xb];

	int dst_offset, src_offset;
	int dst_bytes_per_row, dst_pitch;
	int src_bytes_per_row, src_pitch;

	(void)dst2;
	(void)dst0;
	(void)src2;
	(void)src0;
/*
    logerror( "%s: blt(%08x,%08x,numBytes=%04x);src=%04x %04x %04x; dst=%04x %04x %04x; gfx=%04x\n",
        machine.describe_context(),
        dst_baseaddr,src_baseaddr,num_bytes,
        src0,src1,src2,
        dst0,dst1,dst2,
        gfxbank );
*/
	blit_setup( dst1, &dst_bytes_per_row, &dst_pitch, gfxbank);
	blit_setup( src1, &src_bytes_per_row, &src_pitch, gfxbank );

	if( num_bytes&1 )
	{
		num_bytes++;
	}

	if( dst_baseaddr < 0xf00000 )
	{
		dst_baseaddr += 0xf40000;
	}

	dst_offset = 0;
	src_offset = 0;

	while( num_bytes>0 )
	{
		if( transfer_dword(machine,
			dst_baseaddr + dst_offset,
			src_baseaddr + src_offset ) )
		{
			return;
		}

		num_bytes -= 2;

		dst_offset+=2;
		if( dst_offset >= dst_bytes_per_row )
		{
			dst_baseaddr += dst_pitch;
			dst_offset = 0;
		}

		src_offset+=2;
		if( src_offset >= src_bytes_per_row )
		{
			src_baseaddr += src_pitch;
			src_offset = 0;
		}
	}
} /* namcona1_blit */

WRITE16_MEMBER(namcona1_state::namcona1_vreg_w)
{
	COMBINE_DATA( &m_vreg[offset] );

	switch( offset )
	{
	case 0x18/2:
		namcona1_blit(machine());
		/* see also 0x1e */
		break;

	case 0x1a/2:
		m_mEnableInterrupts = 1;
		/* interrupt enable mask; 0 enables INT level */
		break;
	}
} /* namcona1_vreg_w */

/***************************************************************/

// MCU "mailslot" handler - has 8 16-bit slots mirrored

READ16_MEMBER(namcona1_state::mcu_mailbox_r)
{
	return m_mcu_mailbox[offset%8];
}

WRITE16_MEMBER(namcona1_state::mcu_mailbox_w_68k)
{
//  logerror("mailbox_w_68k: %x @ %x\n", data, offset);

	if (offset == 4)
		machine().device("mcu")->execute().set_input_line(M37710_LINE_IRQ0, HOLD_LINE);

	COMBINE_DATA(&m_mcu_mailbox[offset%8]);

	/* FIXME: This shouldn't be necessary now that the C70 BIOS is implemented,
    but for some reason the MCU never responds to the version string command */
	if ( (m_gametype == NAMCO_NUMANATH) || (m_gametype == NAMCO_KNCKHEAD) )
	{
		if ((m_workram[0xf72/2] >> 8) == 7)
			write_version_info();
	}
}

WRITE16_MEMBER(namcona1_state::mcu_mailbox_w_mcu)
{
	COMBINE_DATA(&m_mcu_mailbox[offset%8]);
}

static ADDRESS_MAP_START( namcona1_main_map, AS_PROGRAM, 16, namcona1_state )
	AM_RANGE(0x000000, 0x07ffff) AM_RAM AM_SHARE("workram")
	AM_RANGE(0x3f8000, 0x3fffff) AM_READWRITE(mcu_mailbox_r, mcu_mailbox_w_68k)
	AM_RANGE(0x400000, 0xbfffff) AM_ROM AM_REGION("maincpu", 0x280000)	/* data */
	AM_RANGE(0xc00000, 0xdfffff) AM_ROM AM_REGION("maincpu", 0x080000)	/* code */
	AM_RANGE(0xe00000, 0xe00fff) AM_READWRITE(namcona1_nvram_r, namcona1_nvram_w)
	AM_RANGE(0xe40000, 0xe4000f) AM_READWRITE(custom_key_r, custom_key_w)
	AM_RANGE(0xefff00, 0xefffff) AM_READWRITE(namcona1_vreg_r, namcona1_vreg_w) AM_SHARE("vreg")
	AM_RANGE(0xf00000, 0xf01fff) AM_READWRITE(namcona1_paletteram_r, namcona1_paletteram_w) AM_SHARE("paletteram")
	AM_RANGE(0xf40000, 0xf7ffff) AM_READWRITE(namcona1_gfxram_r, namcona1_gfxram_w)
	AM_RANGE(0xff0000, 0xffbfff) AM_READWRITE(namcona1_videoram_r,    namcona1_videoram_w) AM_SHARE("videoram")
	AM_RANGE(0xffd000, 0xffdfff) AM_RAM /* unknown */
	AM_RANGE(0xffe000, 0xffefff) AM_RAM	AM_SHARE("scroll")		/* scroll registers */
	AM_RANGE(0xfff000, 0xffffff) AM_RAM	AM_SHARE("spriteram")			/* spriteram */
ADDRESS_MAP_END


static ADDRESS_MAP_START( namcona2_main_map, AS_PROGRAM, 16, namcona1_state )
	AM_RANGE(0x000000, 0x07ffff) AM_RAM AM_SHARE("workram")
	AM_RANGE(0x3f8000, 0x3fffff) AM_READWRITE(mcu_mailbox_r, mcu_mailbox_w_68k)
	AM_RANGE(0x400000, 0xbfffff) AM_ROM AM_REGION("maincpu", 0x280000)	/* data */
	AM_RANGE(0xd00000, 0xd00001) AM_WRITENOP /* xday: serial out? */
	AM_RANGE(0xd40000, 0xd40001) AM_WRITENOP /* xday: serial out? */
	AM_RANGE(0xd80000, 0xd80001) AM_WRITENOP /* xday: serial out? */
	AM_RANGE(0xdc0000, 0xdc001f) AM_WRITENOP /* xday: serial config? */
	AM_RANGE(0xc00000, 0xdfffff) AM_ROM AM_REGION("maincpu", 0x080000)	/* code */
	AM_RANGE(0xe00000, 0xe00fff) AM_READWRITE(namcona1_nvram_r, namcona1_nvram_w)
	/* xday: additional battery-backed ram at 00E024FA? */
	AM_RANGE(0xe40000, 0xe4000f) AM_READWRITE(custom_key_r, custom_key_w)
	AM_RANGE(0xefff00, 0xefffff) AM_READWRITE(namcona1_vreg_r, namcona1_vreg_w) AM_SHARE("vreg")
	AM_RANGE(0xf00000, 0xf01fff) AM_READWRITE(namcona1_paletteram_r, namcona1_paletteram_w) AM_SHARE("paletteram")
	AM_RANGE(0xf40000, 0xf7ffff) AM_READWRITE(namcona1_gfxram_r, namcona1_gfxram_w)
	AM_RANGE(0xff0000, 0xffbfff) AM_READWRITE(namcona1_videoram_r,    namcona1_videoram_w) AM_SHARE("videoram")
	AM_RANGE(0xffd000, 0xffdfff) AM_RAM /* unknown */
	AM_RANGE(0xffe000, 0xffefff) AM_RAM	AM_SHARE("scroll")		/* scroll registers */
	AM_RANGE(0xfff000, 0xffffff) AM_RAM	AM_SHARE("spriteram")			/* spriteram */
ADDRESS_MAP_END


/* ----- NA-1 MCU handling ----------------------------------- */

READ16_MEMBER(namcona1_state::na1mcu_shared_r)
{
	UINT16 data;

	data = m_workram[offset];

#if 0
	if (offset >= 0x70000/2)
	{
		logerror("MD: %04x @ %x PC %x\n", ((data>>8)&0xff) | ((data<<8)&0xff00), offset*2, space.device().safe_pc());
	}
#endif

	return ((data>>8)&0xff) | ((data<<8)&0xff00);
}

WRITE16_MEMBER(namcona1_state::na1mcu_shared_w)
{
	mem_mask = FLIPENDIAN_INT16(mem_mask);
	data = FLIPENDIAN_INT16(data);

	COMBINE_DATA(&m_workram[offset]);
}

READ16_MEMBER(namcona1_state::snd_r)
{
	device_t *device = machine().device("c140");
	/* can't use DEVREADWRITE8 for this because it is opposite endianness to the CPU for some reason */
	return c140_r(device,space,offset*2+1) | c140_r(device,space,offset*2)<<8;
}

WRITE16_MEMBER(namcona1_state::snd_w)
{
	device_t *device = machine().device("c140");
	/* can't use DEVREADWRITE8 for this because it is opposite endianness to the CPU for some reason */
	if (ACCESSING_BITS_0_7)
	{
		c140_w(device,space,(offset*2)+1, data);
	}

	if (ACCESSING_BITS_8_15)
	{
		c140_w(device,space,(offset*2), data>>8);
	}
}

static ADDRESS_MAP_START( namcona1_mcu_map, AS_PROGRAM, 16, namcona1_state )
	AM_RANGE(0x000800, 0x000fff) AM_READWRITE(mcu_mailbox_r, mcu_mailbox_w_mcu)	// "Mailslot" communications ports
	AM_RANGE(0x001000, 0x001fff) AM_READWRITE(snd_r, snd_w)	// C140-alike sound chip
	AM_RANGE(0x002000, 0x002fff) AM_READWRITE(na1mcu_shared_r, na1mcu_shared_w)	// mirror of first page of shared work RAM
	AM_RANGE(0x003000, 0x00afff) AM_RAM						// there is a 32k RAM chip according to CGFM
	AM_RANGE(0x00c000, 0x00ffff) AM_ROM AM_REGION("mcu", 0)			// internal ROM BIOS
	AM_RANGE(0x200000, 0x27ffff) AM_READWRITE(na1mcu_shared_r, na1mcu_shared_w)	// shared work RAM
ADDRESS_MAP_END


// port 4: bit 3 (0x08) enables the 68000 (see the 68k launch code at c604 in swcourt's BIOS)
READ8_MEMBER(namcona1_state::port4_r)
{
	return m_mcu_port4;
}

WRITE8_MEMBER(namcona1_state::port4_w)
{
	if ((data & 0x08) && !(m_mcu_port4 & 0x08))
	{
		logerror("launching 68k, PC=%x\n", space.device().safe_pc());

		// reset and launch the 68k
		machine().device("maincpu")->execute().set_input_line(INPUT_LINE_RESET, CLEAR_LINE);
	}

	m_mcu_port4 = data;
}

// port 5: not sure yet, but MCU code requires this interaction at least
READ8_MEMBER(namcona1_state::port5_r)
{
	return m_mcu_port5;
}

WRITE8_MEMBER(namcona1_state::port5_w)
{
	m_mcu_port5 = data;

	// bit 0 must mirror bit 1 - this is checked at CCD3 in the C69 BIOS
	m_mcu_port5 &= 0xfe;
	m_mcu_port5 |= ((m_mcu_port5 & 0x2)>>1);
}

READ8_MEMBER(namcona1_state::port6_r)
{
	return 0;
}

WRITE8_MEMBER(namcona1_state::port6_w)
{
	m_mcu_port6 = data;
}

READ8_MEMBER(namcona1_state::port7_r)
{
	switch (m_mcu_port6 & 0xe0)
	{
		case 0x40:
			return ioport("P1")->read();

		case 0x60:
			return ioport("P2")->read();

		case 0x20:
			return ioport("DSW")->read();

		case 0x00:
			return ioport("P4")->read();
	}

	return 0xff;
}

WRITE8_MEMBER(namcona1_state::port7_w)
{
}

// port 8: bit 5 (0x20) toggles, watchdog?
READ8_MEMBER(namcona1_state::port8_r)
{
	return m_mcu_port8;
}

WRITE8_MEMBER(namcona1_state::port8_w)
{
	m_mcu_port8 = data;
}


void namcona1_state::machine_start()
{
	c140_set_base(machine().device("c140"), m_workram);
}

// for games with the MCU emulated, the MCU boots the 68000.  don't allow it before that.
void namcona1_state::machine_reset()
{
	machine().device("maincpu")->execute().set_input_line(INPUT_LINE_RESET, ASSERT_LINE);

	m_mcu_port5 = 1;
}

// "encrypt" player 3 inputs
// each bit of player 3's inputs is split across one of the 8 analog input ports
// bit 6 => port 0
// bit 5 => port 1
// bit 4 => port 2
// bit 0 => port 3
// bit 1 => port 4
// bit 2 => port 5
// bit 3 => port 6
// bit 7 => port 7
READ8_MEMBER(namcona1_state::portana_r)
{
	static const UINT8 bitnum[8] = { 0x40, 0x20, 0x10, 0x01, 0x02, 0x04, 0x08, 0x80 };
	UINT8 port = ioport("P3")->read();

	return (port & bitnum[offset>>1]) ? 0xff : 0x00;
}

static ADDRESS_MAP_START( namcona1_mcu_io_map, AS_IO, 8, namcona1_state )
	AM_RANGE(M37710_PORT4, M37710_PORT4) AM_READWRITE(port4_r, port4_w )
	AM_RANGE(M37710_PORT5, M37710_PORT5) AM_READWRITE(port5_r, port5_w )
	AM_RANGE(M37710_PORT6, M37710_PORT6) AM_READWRITE(port6_r, port6_w )
	AM_RANGE(M37710_PORT7, M37710_PORT7) AM_READWRITE(port7_r, port7_w )
	AM_RANGE(M37710_PORT8, M37710_PORT8) AM_READWRITE(port8_r, port8_w )
	AM_RANGE(0x10, 0x1f) AM_READ(portana_r )
ADDRESS_MAP_END


static TIMER_DEVICE_CALLBACK( namcona1_interrupt )
{
	namcona1_state *state = timer.machine().driver_data<namcona1_state>();
	int scanline = param;
	int enabled = state->m_mEnableInterrupts ? ~state->m_vreg[0x1a/2] : 0;

	// vblank
	if (scanline == 224)
	{
		simulate_mcu( timer.machine() );
		if (enabled & 8)
			state->m_maincpu->set_input_line(4, HOLD_LINE);
	}

	// posirq, used with dolphin in Emeraldia's "how to play" attract mode
	int posirq_scanline = state->m_vreg[0x8a/2] & 0xff;
	if (scanline == posirq_scanline && enabled & 4)
	{
		if (posirq_scanline)
			timer.machine().primary_screen->update_partial(posirq_scanline);

		state->m_maincpu->set_input_line(3, HOLD_LINE);
	}
}

// MCU interrupts: IRQ 0 => process mail slot (probably set on mail slot write from 68k)
//                 IRQ 1 =>
//                 IRQ 2 =>

static TIMER_DEVICE_CALLBACK( mcu_interrupt )
{
	namcona1_state *state = timer.machine().driver_data<namcona1_state>();
	int scanline = param;

	// vblank
	if (scanline == 224)
		state->m_mcu->set_input_line(M37710_LINE_IRQ1, HOLD_LINE);

	// adc (timing guessed, when does this trigger?)
	if (scanline == 0)
		state->m_mcu->set_input_line(M37710_LINE_ADC, HOLD_LINE);
}

static const c140_interface C140_interface_typeA =
{
	C140_TYPE_ASIC219
};

/* cropped at sides */
static MACHINE_CONFIG_START( namcona1, namcona1_state )
	/* basic machine hardware */
	MCFG_CPU_ADD("maincpu", M68000, 50113000/4)
	MCFG_CPU_PROGRAM_MAP(namcona1_main_map)
	MCFG_TIMER_ADD_SCANLINE("scan_main", namcona1_interrupt, "screen", 0, 1)

	MCFG_CPU_ADD("mcu", M37702, 50113000/4)
	MCFG_CPU_PROGRAM_MAP(namcona1_mcu_map)
	MCFG_CPU_IO_MAP( namcona1_mcu_io_map)
	MCFG_TIMER_ADD_SCANLINE("scan_mcu", mcu_interrupt, "screen", 0, 1)

	MCFG_NVRAM_HANDLER(namcosna1)
	MCFG_QUANTUM_TIME(attotime::from_hz(2400))

	/* video hardware */
	MCFG_VIDEO_ATTRIBUTES(VIDEO_HAS_SHADOWS)

	MCFG_SCREEN_ADD("screen", RASTER)
	MCFG_SCREEN_REFRESH_RATE(60)
	MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */)
	MCFG_SCREEN_SIZE(38*8, 32*8)
	MCFG_SCREEN_VISIBLE_AREA(8, 38*8-1-8, 4*8, 32*8-1)
	MCFG_SCREEN_UPDATE_STATIC(namcona1)

	MCFG_PALETTE_LENGTH(0x2000)


	/* sound hardware */
	MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")

	MCFG_SOUND_ADD("c140", C140, 44100)
	MCFG_SOUND_CONFIG(C140_interface_typeA)
	MCFG_SOUND_ROUTE(0, "rspeaker", 1.00)
	MCFG_SOUND_ROUTE(1, "lspeaker", 1.00)
MACHINE_CONFIG_END


/* full-width */
static MACHINE_CONFIG_DERIVED( namcona1w, namcona1 )

	/* basic machine hardware */

	/* video hardware */
	MCFG_SCREEN_MODIFY("screen")
	MCFG_SCREEN_VISIBLE_AREA(0, 38*8-1-0, 4*8, 32*8-1)
MACHINE_CONFIG_END


static MACHINE_CONFIG_DERIVED( namcona2, namcona1 )

	/* basic machine hardware */

	MCFG_CPU_MODIFY("maincpu")
	MCFG_CPU_PROGRAM_MAP(namcona2_main_map)
MACHINE_CONFIG_END


static void init_namcona1( running_machine &machine, int gametype )
{
	namcona1_state *state = machine.driver_data<namcona1_state>();
	UINT16 *pMem = (UINT16 *)state->memregion( "maincpu" )->base();

	state->m_gametype = gametype;
	state->m_mpBank0 = &pMem[0x80000/2];
	state->m_mpBank1 = state->m_mpBank0 +  0x200000/2;

	state->m_mEnableInterrupts = 0;
}

DRIVER_INIT_MEMBER(namcona1_state,bkrtmaq)   { init_namcona1(machine(), NAMCO_BKRTMAQ); }
DRIVER_INIT_MEMBER(namcona1_state,cgangpzl)  { init_namcona1(machine(), NAMCO_CGANGPZL); }
DRIVER_INIT_MEMBER(namcona1_state,emeralda)  { init_namcona1(machine(), NAMCO_EMERALDA); } /* NA-2 Hardware */
DRIVER_INIT_MEMBER(namcona1_state,emeraldj)  { init_namcona1(machine(), NAMCO_EMERALDA); } /* NA-1 Hardware */
DRIVER_INIT_MEMBER(namcona1_state,exbania)   { init_namcona1(machine(), NAMCO_EXBANIA); }
DRIVER_INIT_MEMBER(namcona1_state,fa)        { init_namcona1(machine(), NAMCO_FA); }
DRIVER_INIT_MEMBER(namcona1_state,knckhead)  { init_namcona1(machine(), NAMCO_KNCKHEAD); }
DRIVER_INIT_MEMBER(namcona1_state,numanath)  { init_namcona1(machine(), NAMCO_NUMANATH); }
DRIVER_INIT_MEMBER(namcona1_state,quiztou)   { init_namcona1(machine(), NAMCO_QUIZTOU); }
DRIVER_INIT_MEMBER(namcona1_state,swcourt)   { init_namcona1(machine(), NAMCO_SWCOURT); }
DRIVER_INIT_MEMBER(namcona1_state,tinklpit)  { init_namcona1(machine(), NAMCO_TINKLPIT); }
DRIVER_INIT_MEMBER(namcona1_state,xday2)     { init_namcona1(machine(), NAMCO_XDAY2); }

ROM_START( bkrtmaq )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "mq1-ep0l.bin", 0x080001, 0x080000, CRC(f029bc57) SHA1(fdbf8b8b9f69d5755ca5197dda4f887b12dd66f4) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "mq1-ep0u.bin", 0x080000, 0x080000, CRC(4cff62b8) SHA1(5cac170dcfbeb3dcfa0840bdbe7541a9d2f44a14) )
	ROM_LOAD16_BYTE( "mq1-ep1l.bin", 0x180001, 0x080000, CRC(e3be6f4b) SHA1(75d9a4cff25e63a9d6c092aa6e241eccd1c61f91) )
	ROM_LOAD16_BYTE( "mq1-ep1u.bin", 0x180000, 0x080000, CRC(b44e31b2) SHA1(3d8c63789b98ada3663ba9e28c370815a9a9c3ed) )

	ROM_LOAD16_BYTE( "mq1-ma0l.bin", 0x280001, 0x100000, CRC(11fed35f) SHA1(511d98b6b42b330238a1874bca031b1892654a48) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "mq1-ma0u.bin", 0x280000, 0x100000, CRC(23442ac0) SHA1(fac706f24045d51a2712f51530967140ea8e875f) )
	ROM_LOAD16_BYTE( "mq1-ma1l.bin", 0x480001, 0x100000, CRC(fe82205f) SHA1(860cc7a96ae3f848ce594077c1362e4e22a36908) )
	ROM_LOAD16_BYTE( "mq1-ma1u.bin", 0x480000, 0x100000, CRC(0cdb6bd0) SHA1(b8b398477c9654e96921110fb30c754240183897) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( cgangpzl )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "cp2-ep0l.bin", 0x080001, 0x80000, CRC(8f5cdcc5) SHA1(925db3f3f16224bc28f97a57aba0ab2b51c5067c) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "cp2-ep0u.bin", 0x080000, 0x80000, CRC(3a816140) SHA1(613c367e08a0a20ec62e1938faab0128743b26f8) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( cgangpzlj )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "cp1-ep0l.bin", 0x080001, 0x80000, CRC(2825f7ba) SHA1(5f6f8df6bdf0f45656904411cdbb31fdcf8f3be0) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "cp1-ep0u.bin", 0x080000, 0x80000, CRC(94d7d6fc) SHA1(2460741e0dbb2ccff28f4fbc419a7507382467d2) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( emeraldaj ) /* NA-1 Game PCB, parent is NA-2 version listed below */
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "em1-ep0lb.bin", 0x080001, 0x080000, CRC(fcd55293) SHA1(fdabf9d5f528c37196ac1e031b097618b4c887b5) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "em1-ep0ub.bin", 0x080000, 0x080000, CRC(a52f00d5) SHA1(85f95d2a69a2df2e9195f55583645c064b0b6fe6) )
	ROM_LOAD16_BYTE( "em1-ep1l.bin",  0x180001, 0x080000, CRC(373c1c59) SHA1(385cb3bc056b798878de890dbff97a8bdd48fe4e) )
	ROM_LOAD16_BYTE( "em1-ep1u.bin",  0x180000, 0x080000, CRC(4e969152) SHA1(2c89ae5d43585f479f16cf8278f8fc001e077e45) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( emeraldaja ) /* NA-1 Game PCB, parent is NA-2 version listed below */
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "em1-ep0l.bin", 0x080001, 0x080000, CRC(443f3fce) SHA1(35b6c834e5716c1e9b55f1e39f4e7336dbbe2d9b) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "em1-ep0u.bin", 0x080000, 0x080000, CRC(484a2a81) SHA1(1b60c18dfb2aebfd4aa8b2a85a1e90883a1f8e61) )
	ROM_LOAD16_BYTE( "em1-ep1l.bin", 0x180001, 0x080000, CRC(373c1c59) SHA1(385cb3bc056b798878de890dbff97a8bdd48fe4e) )
	ROM_LOAD16_BYTE( "em1-ep1u.bin", 0x180000, 0x080000, CRC(4e969152) SHA1(2c89ae5d43585f479f16cf8278f8fc001e077e45) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( exvania )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "ex2-ep0l.4c", 0x080001, 0x080000, CRC(ccf46677) SHA1(f9d057a7b1c388323d49ef692f41242769f1a08c) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "ex2-ep0u.4f", 0x080000, 0x080000, CRC(37b8d890) SHA1(a0417a1b51d1206bd3eb5e7b58303a9a5691fa43) )

	ROM_LOAD16_BYTE( "ex1-ma0l.2c", 0x280001, 0x100000, CRC(17922cd4) SHA1(af92c2335e7110c0c5e712f3148c1534d22d3814) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "ex1-ma0u.2f", 0x280000, 0x100000, CRC(93d66106) SHA1(c5d665db04ae0e8992ef46544e2cb7b0e27c8bfe) )
	ROM_LOAD16_BYTE( "ex1-ma1l.3c", 0x480001, 0x100000, CRC(e4bba6ed) SHA1(6483ef91e5a5b8ddd13a3d889936c39829fa50d6) )
	ROM_LOAD16_BYTE( "ex1-ma1u.3f", 0x480000, 0x100000, CRC(04e7c4b0) SHA1(78180d96cd1fae583617d4d227ed4ee24f2f9e29) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( exvaniaj )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "ex1-ep0l.4c", 0x080001, 0x080000, CRC(18c12015) SHA1(e4f3524e798545c434549719b377c8b5863f580f) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "ex1-ep0u.4f", 0x080000, 0x080000, CRC(07d054d1) SHA1(e2d2cb81acd309c519686572804648bef4cbd191) )

	ROM_LOAD16_BYTE( "ex1-ma0l.2c", 0x280001, 0x100000, CRC(17922cd4) SHA1(af92c2335e7110c0c5e712f3148c1534d22d3814) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "ex1-ma0u.2f", 0x280000, 0x100000, CRC(93d66106) SHA1(c5d665db04ae0e8992ef46544e2cb7b0e27c8bfe) )
	ROM_LOAD16_BYTE( "ex1-ma1l.3c", 0x480001, 0x100000, CRC(e4bba6ed) SHA1(6483ef91e5a5b8ddd13a3d889936c39829fa50d6) )
	ROM_LOAD16_BYTE( "ex1-ma1u.3f", 0x480000, 0x100000, CRC(04e7c4b0) SHA1(78180d96cd1fae583617d4d227ed4ee24f2f9e29) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( fghtatck )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "fa2-ep0l.bin", 0x080001, 0x080000, CRC(8996db9c) SHA1(ebbe7d4cb2960a346cfbdf38c77638d71b6ba20e) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "fa2-ep0u.bin", 0x080000, 0x080000, CRC(58d5e090) SHA1(950219d4e9bf440f92e3c8765f47e23a9019d2d1) )
	ROM_LOAD16_BYTE( "fa1-ep1l.bin", 0x180001, 0x080000, CRC(b23a5b01) SHA1(4ba9bc2102fffc93a5ff73a107d557fc0f3beefd) )
	ROM_LOAD16_BYTE( "fa1-ep1u.bin", 0x180000, 0x080000, CRC(de2eb129) SHA1(912993cab1c2edcaf986478f2ae22a2f10edf807) )

	ROM_LOAD16_BYTE( "fa1-ma0l.bin", 0x280001, 0x100000, CRC(a0a95e54) SHA1(da35f8a6a5bc9e2b5b6cacf8eb0d900ef1073a67) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "fa1-ma0u.bin", 0x280000, 0x100000, CRC(1d0135bd) SHA1(2a7f8d09c213629a68376ce0379be61b37711d0a) )
	ROM_LOAD16_BYTE( "fa1-ma1l.bin", 0x480001, 0x100000, CRC(c4adf0a2) SHA1(4cc7adc68b1db7e725a973b31d52720bd7dc1140) )
	ROM_LOAD16_BYTE( "fa1-ma1u.bin", 0x480000, 0x100000, CRC(900297be) SHA1(57bb2078ff104c6f631c67219f80f8ede5ddbd09) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( fa )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "fa1-ep0l.bin", 0x080001, 0x080000, CRC(182eee5c) SHA1(49769e3b72b59fc3e7b73364fe97168977dbe66b) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "fa1-ep0u.bin", 0x080000, 0x080000, CRC(7ea7830e) SHA1(79390943eea0b8029b2b8869233caf27228e776a) )
	ROM_LOAD16_BYTE( "fa1-ep1l.bin", 0x180001, 0x080000, CRC(b23a5b01) SHA1(4ba9bc2102fffc93a5ff73a107d557fc0f3beefd) )
	ROM_LOAD16_BYTE( "fa1-ep1u.bin", 0x180000, 0x080000, CRC(de2eb129) SHA1(912993cab1c2edcaf986478f2ae22a2f10edf807) )

	ROM_LOAD16_BYTE( "fa1-ma0l.bin", 0x280001, 0x100000, CRC(a0a95e54) SHA1(da35f8a6a5bc9e2b5b6cacf8eb0d900ef1073a67) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "fa1-ma0u.bin", 0x280000, 0x100000, CRC(1d0135bd) SHA1(2a7f8d09c213629a68376ce0379be61b37711d0a) )
	ROM_LOAD16_BYTE( "fa1-ma1l.bin", 0x480001, 0x100000, CRC(c4adf0a2) SHA1(4cc7adc68b1db7e725a973b31d52720bd7dc1140) )
	ROM_LOAD16_BYTE( "fa1-ma1u.bin", 0x480000, 0x100000, CRC(900297be) SHA1(57bb2078ff104c6f631c67219f80f8ede5ddbd09) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( swcourt )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "sc2-ep0l.4c",  0x080001, 0x080000, CRC(5053a02e) SHA1(8ab5a085969cef5e01be01d8f531233002ea5bff) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "sc2-ep0u.4f",  0x080000, 0x080000, CRC(7b3fc7fa) SHA1(f96c03a03339b7677b8dc8689d907f2c8895886c) )
	ROM_LOAD16_BYTE( "sc1-ep1l.bin", 0x180001, 0x080000, CRC(fb45cf5f) SHA1(6ded351daa9b39d0b8149100caefc4fa0c598e79) )
	ROM_LOAD16_BYTE( "sc1-ep1u.bin", 0x180000, 0x080000, CRC(1ce07b15) SHA1(b1b28cc480301c9ad642597c7cdd8e9cdec996a6) )

	ROM_LOAD16_BYTE( "sc1-ma0l.bin", 0x280001, 0x100000, CRC(3e531f5e) SHA1(6da56630bdfbb19f1639c539779c180d106f6ee2) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "sc1-ma0u.bin", 0x280000, 0x100000, CRC(31e76a45) SHA1(5c278c167c1025c648ce2da2c3764645e96dcd55) )
	ROM_LOAD16_BYTE( "sc1-ma1l.bin", 0x480001, 0x100000, CRC(8ba3a4ec) SHA1(f881e7b4728f388d18450ba85e13e233071fbc88) )
	ROM_LOAD16_BYTE( "sc1-ma1u.bin", 0x480000, 0x100000, CRC(252dc4b7) SHA1(f1be6bd045495c7a0ecd97f01d1dc8ad341fecfd) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( swcourtj )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "sc1-ep0l.4c",  0x080001, 0x080000, CRC(145111dd) SHA1(f8f74f77fb80af2ea37ea8ddbf02c1f3fcaf3fdb) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "sc1-ep0u.4f",  0x080000, 0x080000, CRC(c721c138) SHA1(5d30d66629d982b54c3bb62118be940dc7b69a6b) )
	ROM_LOAD16_BYTE( "sc1-ep1l.bin", 0x180001, 0x080000, CRC(fb45cf5f) SHA1(6ded351daa9b39d0b8149100caefc4fa0c598e79) )
	ROM_LOAD16_BYTE( "sc1-ep1u.bin", 0x180000, 0x080000, CRC(1ce07b15) SHA1(b1b28cc480301c9ad642597c7cdd8e9cdec996a6) )

	ROM_LOAD16_BYTE( "sc1-ma0l.bin", 0x280001, 0x100000, CRC(3e531f5e) SHA1(6da56630bdfbb19f1639c539779c180d106f6ee2) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "sc1-ma0u.bin", 0x280000, 0x100000, CRC(31e76a45) SHA1(5c278c167c1025c648ce2da2c3764645e96dcd55) )
	ROM_LOAD16_BYTE( "sc1-ma1l.bin", 0x480001, 0x100000, CRC(8ba3a4ec) SHA1(f881e7b4728f388d18450ba85e13e233071fbc88) )
	ROM_LOAD16_BYTE( "sc1-ma1u.bin", 0x480000, 0x100000, CRC(252dc4b7) SHA1(f1be6bd045495c7a0ecd97f01d1dc8ad341fecfd) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END

ROM_START( tinklpit )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "tk1-ep0l.bin", 0x080001, 0x080000, CRC(fdccae42) SHA1(398384482ccb3eb08bfb9db495513272a5188d92) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "tk1-ep0u.bin", 0x080000, 0x080000, CRC(62cdb48c) SHA1(73c7b99b117b8dc567bc254b0ffcc117c9d42fb5) )
	ROM_LOAD16_BYTE( "tk1-ep1l.bin", 0x180001, 0x080000, CRC(7e90f104) SHA1(79e371426b2e32dc8f687e4d124d23c251198937) )
	ROM_LOAD16_BYTE( "tk1-ep1u.bin", 0x180000, 0x080000, CRC(9c0b70d6) SHA1(eac44d3470f4c2ddd9c41f82e6398bca0cc8a4fd) )

	ROM_LOAD16_BYTE( "tk1-ma0l.bin", 0x280001, 0x100000, CRC(c6b4e15d) SHA1(55252ba4d904b14940436f1b4dc5e2a6bd163bdf) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "tk1-ma0u.bin", 0x280000, 0x100000, CRC(a3ad6f67) SHA1(54289eed5347defb5464ec5a610a6748909159f6) )
	ROM_LOAD16_BYTE( "tk1-ma1l.bin", 0x480001, 0x100000, CRC(61cfb92a) SHA1(eacf0e7557f33d552045f43a116ff08c533a2771) )
	ROM_LOAD16_BYTE( "tk1-ma1u.bin", 0x480000, 0x100000, CRC(54b77816) SHA1(9341d07858623e1920eaae7b2b90126c7057297e) )
	ROM_LOAD16_BYTE( "tk1-ma2l.bin", 0x680001, 0x100000, CRC(087311d2) SHA1(6fe50f9e08551e57d15a15b01e3822a6cb7c8352) )
	ROM_LOAD16_BYTE( "tk1-ma2u.bin", 0x680000, 0x100000, CRC(5ce20c2c) SHA1(7eaff21714bae44f8b21b6db98f055e04bfbae18) )

	/* M37702 BIOS - labeled as Namco custom C69 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c69.bin",      0x000000, 0x004000, CRC(349134d9) SHA1(61a4981fc2716c228b6121fedcbf1ed6f34dc2de) )
ROM_END


/**************************************
     NA-2 Based games
**************************************/


ROM_START( emeralda ) /* NA-2 Game PCB, clones are NA-1 based; see games listed above */
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "em2-ep0l.6c", 0x080001, 0x080000, CRC(ff1479dc) SHA1(ea945d97ed909be13fb6e062742c7142c0d96c31) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "em2-ep0u.6f", 0x080000, 0x080000, CRC(ffe750a2) SHA1(d10d31489ae364572d7517dd515a6af2182ac764) )
	ROM_LOAD16_BYTE( "em2-ep1l.7c", 0x180001, 0x080000, CRC(6c3e5b53) SHA1(72b941e28c7fda8cb81240a8226386fe55c14e2d) )
	ROM_LOAD16_BYTE( "em2-ep1u.7f", 0x180000, 0x080000, CRC(dee15a81) SHA1(474a264029bd77e4205773a7461dea695e65933f) )

	/* M37702 BIOS - labeled as Namco custom C70 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c70.bin",      0x000000, 0x004000, CRC(b4015f23) SHA1(7ce91eda76e86b5cab625e2b67c463b7d143832e) )
ROM_END

ROM_START( knckhead )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "kh2-ep0l.bin", 0x080001, 0x080000, CRC(b4b88077) SHA1(9af03d1832ad6c77222e18427f4afca330a41ce6) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "kh2-ep0u.bin", 0x080000, 0x080000, CRC(a578d97e) SHA1(9a5bb6649cca7b98daf538a66c813f61cca2e2ec) )
	ROM_LOAD16_BYTE( "kh1-ep1l.bin", 0x180001, 0x080000, CRC(27e6ab4e) SHA1(66f397cc2117c1e73652c4800c0937e6d8116380) )
	ROM_LOAD16_BYTE( "kh1-ep1u.bin", 0x180000, 0x080000, CRC(487b2434) SHA1(2d62db85ceac1fca61c39e4db92c96ae80ba3323) )

	ROM_LOAD16_BYTE( "kh1-ma0l.bin", 0x280001, 0x100000, CRC(7b2db5df) SHA1(ecc392c4683cf0718d986e73336b69952d324548) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "kh1-ma0u.bin", 0x280000, 0x100000, CRC(6983228b) SHA1(5f3eeb780e9d91445b4c11da63d4ca580e654f34) )
	ROM_LOAD16_BYTE( "kh1-ma1l.bin", 0x480001, 0x100000, CRC(b24f93e6) SHA1(3d8951485dc8a2810da9ddf2f4896efa31779bf4) )
	ROM_LOAD16_BYTE( "kh1-ma1u.bin", 0x480000, 0x100000, CRC(18a60348) SHA1(298e0e0e7649e872791c3c99c81a19f273e9eb8a) )
	ROM_LOAD16_BYTE( "kh1-ma2l.bin", 0x680001, 0x100000, CRC(82064ee9) SHA1(0b984565d17e580f49fff982a1621ef90e14c064) )
	ROM_LOAD16_BYTE( "kh1-ma2u.bin", 0x680000, 0x100000, CRC(17fe8c3d) SHA1(88c45076477725faa5f8a23512e65a40385bb27d) )
	ROM_LOAD16_BYTE( "kh1-ma3l.bin", 0x880001, 0x100000, CRC(ad9a7807) SHA1(c40f18a68306e76acd89ccb3fc82b8106556912e) )
	ROM_LOAD16_BYTE( "kh1-ma3u.bin", 0x880000, 0x100000, CRC(efeb768d) SHA1(15d016244549f3ea0d19f5cfb04bcebd65ac6134) )

	/* M37702 BIOS - labeled as Namco custom C70 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c70.bin",      0x000000, 0x004000, CRC(b4015f23) SHA1(7ce91eda76e86b5cab625e2b67c463b7d143832e) )
ROM_END

ROM_START( knckheadj )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "kh1-ep0l.bin", 0x080001, 0x080000, CRC(94660bec) SHA1(42fa23f759cf66b05f30c2fc03a12fd14ae1f796) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "kh1-ep0u.bin", 0x080000, 0x080000, CRC(ad640d69) SHA1(62595a9d1d5952cbe3dd7266cfda9292be51d269) )
	ROM_LOAD16_BYTE( "kh1-ep1l.bin", 0x180001, 0x080000, CRC(27e6ab4e) SHA1(66f397cc2117c1e73652c4800c0937e6d8116380) )
	ROM_LOAD16_BYTE( "kh1-ep1u.bin", 0x180000, 0x080000, CRC(487b2434) SHA1(2d62db85ceac1fca61c39e4db92c96ae80ba3323) )

	ROM_LOAD16_BYTE( "kh1-ma0l.bin", 0x280001, 0x100000, CRC(7b2db5df) SHA1(ecc392c4683cf0718d986e73336b69952d324548) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "kh1-ma0u.bin", 0x280000, 0x100000, CRC(6983228b) SHA1(5f3eeb780e9d91445b4c11da63d4ca580e654f34) )
	ROM_LOAD16_BYTE( "kh1-ma1l.bin", 0x480001, 0x100000, CRC(b24f93e6) SHA1(3d8951485dc8a2810da9ddf2f4896efa31779bf4) )
	ROM_LOAD16_BYTE( "kh1-ma1u.bin", 0x480000, 0x100000, CRC(18a60348) SHA1(298e0e0e7649e872791c3c99c81a19f273e9eb8a) )
	ROM_LOAD16_BYTE( "kh1-ma2l.bin", 0x680001, 0x100000, CRC(82064ee9) SHA1(0b984565d17e580f49fff982a1621ef90e14c064) )
	ROM_LOAD16_BYTE( "kh1-ma2u.bin", 0x680000, 0x100000, CRC(17fe8c3d) SHA1(88c45076477725faa5f8a23512e65a40385bb27d) )
	ROM_LOAD16_BYTE( "kh1-ma3l.bin", 0x880001, 0x100000, CRC(ad9a7807) SHA1(c40f18a68306e76acd89ccb3fc82b8106556912e) )
	ROM_LOAD16_BYTE( "kh1-ma3u.bin", 0x880000, 0x100000, CRC(efeb768d) SHA1(15d016244549f3ea0d19f5cfb04bcebd65ac6134) )

	/* M37702 BIOS - labeled as Namco custom C70 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c70.bin",      0x000000, 0x004000, CRC(b4015f23) SHA1(7ce91eda76e86b5cab625e2b67c463b7d143832e) )
ROM_END

ROM_START( numanath )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "nm2-ep0l.bin", 0x080001, 0x080000, CRC(f24414bb) SHA1(68b13dfdc2292afd5279edb891fe63972f991e7b) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "nm2-ep0u.bin", 0x080000, 0x080000, CRC(25c41616) SHA1(68ba67d3dd45f3bdddfa2fd21b574535306c1214) )
	ROM_LOAD16_BYTE( "nm1-ep1l.bin", 0x180001, 0x080000, CRC(4581dcb4) SHA1(1f46f98e63a7c9cdfde9e8ee2696a13c3f9bcc8e) )
	ROM_LOAD16_BYTE( "nm1-ep1u.bin", 0x180000, 0x080000, CRC(30cd589a) SHA1(74a14ec41fe4fc9f73e5357b0903f1199ed96337) )

	ROM_LOAD16_BYTE( "nm1-ma0l.bin", 0x280001, 0x100000, CRC(20faaa57) SHA1(9dbfc0dd48eec37b2c0715a5691c6e6f923fc7f7) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "nm1-ma0u.bin", 0x280000, 0x100000, CRC(ed7c37f2) SHA1(829751af33754ade941f76982e196b494d56ab0a) )
	ROM_LOAD16_BYTE( "nm1-ma1l.bin", 0x480001, 0x100000, CRC(2232e3b4) SHA1(e9da3dc34eb2576c8a88e23cb9007129e885496d) )
	ROM_LOAD16_BYTE( "nm1-ma1u.bin", 0x480000, 0x100000, CRC(6cc9675c) SHA1(fec74da4479f2a088760efc6908e6acfaea3989f) )
	ROM_LOAD16_BYTE( "nm1-ma2l.bin", 0x680001, 0x100000, CRC(208abb39) SHA1(52d7247a71c6a14467f12f5270921bba1824cc3f) )
	ROM_LOAD16_BYTE( "nm1-ma2u.bin", 0x680000, 0x100000, CRC(03a3f204) SHA1(9cb0422c8ecc819d0cc8a65c29a228369d78d986) )
	ROM_LOAD16_BYTE( "nm1-ma3l.bin", 0x880001, 0x100000, CRC(42a539e9) SHA1(1c53a5a031648891ab7a37cf026c979404ce9589) )
	ROM_LOAD16_BYTE( "nm1-ma3u.bin", 0x880000, 0x100000, CRC(f79e2112) SHA1(8bb8639a9d3a5d3ac5c9bb78e72b3d76582a9c25) )

	/* M37702 BIOS - labeled as Namco custom C70 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c70.bin",      0x000000, 0x004000, CRC(b4015f23) SHA1(7ce91eda76e86b5cab625e2b67c463b7d143832e) )
ROM_END

ROM_START( numanathj )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "nm1-ep0l.bin", 0x080001, 0x080000, CRC(4398b898) SHA1(0d1517409ba181f796f7f413cac704c60085b505) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "nm1-ep0u.bin", 0x080000, 0x080000, CRC(be90aa79) SHA1(6884a8d72dd34c889527e8e653f5e5b4cf3fb5d6) )
	ROM_LOAD16_BYTE( "nm1-ep1l.bin", 0x180001, 0x080000, CRC(4581dcb4) SHA1(1f46f98e63a7c9cdfde9e8ee2696a13c3f9bcc8e) )
	ROM_LOAD16_BYTE( "nm1-ep1u.bin", 0x180000, 0x080000, CRC(30cd589a) SHA1(74a14ec41fe4fc9f73e5357b0903f1199ed96337) )

	ROM_LOAD16_BYTE( "nm1-ma0l.bin", 0x280001, 0x100000, CRC(20faaa57) SHA1(9dbfc0dd48eec37b2c0715a5691c6e6f923fc7f7) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "nm1-ma0u.bin", 0x280000, 0x100000, CRC(ed7c37f2) SHA1(829751af33754ade941f76982e196b494d56ab0a) )
	ROM_LOAD16_BYTE( "nm1-ma1l.bin", 0x480001, 0x100000, CRC(2232e3b4) SHA1(e9da3dc34eb2576c8a88e23cb9007129e885496d) )
	ROM_LOAD16_BYTE( "nm1-ma1u.bin", 0x480000, 0x100000, CRC(6cc9675c) SHA1(fec74da4479f2a088760efc6908e6acfaea3989f) )
	ROM_LOAD16_BYTE( "nm1-ma2l.bin", 0x680001, 0x100000, CRC(208abb39) SHA1(52d7247a71c6a14467f12f5270921bba1824cc3f) )
	ROM_LOAD16_BYTE( "nm1-ma2u.bin", 0x680000, 0x100000, CRC(03a3f204) SHA1(9cb0422c8ecc819d0cc8a65c29a228369d78d986) )
	ROM_LOAD16_BYTE( "nm1-ma3l.bin", 0x880001, 0x100000, CRC(42a539e9) SHA1(1c53a5a031648891ab7a37cf026c979404ce9589) )
	ROM_LOAD16_BYTE( "nm1-ma3u.bin", 0x880000, 0x100000, CRC(f79e2112) SHA1(8bb8639a9d3a5d3ac5c9bb78e72b3d76582a9c25) )

	/* M37702 BIOS - labeled as Namco custom C70 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c70.bin",      0x000000, 0x004000, CRC(b4015f23) SHA1(7ce91eda76e86b5cab625e2b67c463b7d143832e) )
ROM_END

ROM_START( quiztou )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "qt1ep0l.6c", 0x080001, 0x080000, CRC(b680e543) SHA1(f10f38113a46c821d8e9d66f52d7311d9d52e595) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "qt1ep0u.6f", 0x080000, 0x080000, CRC(143c5e4d) SHA1(24c584986c97a5e6fe7e73f0e9af4af28ed20c4a) )
	ROM_LOAD16_BYTE( "qt1ep1l.7c", 0x180001, 0x080000, CRC(33a72242) SHA1(5d17f033878d28dbebba50931a549ccf84802c05) )
	ROM_LOAD16_BYTE( "qt1ep1u.7f", 0x180000, 0x080000, CRC(69f876cb) SHA1(d0c7e972a04c45d3ab34ef5be88614d6389189c6) )

	ROM_LOAD16_BYTE( "qt1ma0l.2c", 0x280001, 0x100000, CRC(5597f2b9) SHA1(747c4be867d4eb37ffab8303740729686a00b825) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "qt1ma0u.2f", 0x280000, 0x100000, CRC(f0a4cb7d) SHA1(364e85af956e7cfc29c957da11574a4b389f7797) )
	ROM_LOAD16_BYTE( "qt1ma1l.3c", 0x480001, 0x100000, CRC(1b9ce7a6) SHA1(dac1da9dd8076f238211fed5c780b4b8bededf22) )
	ROM_LOAD16_BYTE( "qt1ma1u.3f", 0x480000, 0x100000, CRC(58910872) SHA1(c0acbd64e90672564c3839fd21870672aa32e439) )
	ROM_LOAD16_BYTE( "qt1ma2l.4c", 0x680001, 0x100000, CRC(94739917) SHA1(b5be5c9fd7223d3fb601f769cb80f56a5a586de0) )
	ROM_LOAD16_BYTE( "qt1ma2u.4f", 0x680000, 0x100000, CRC(6ba5b893) SHA1(071caed9cf261f1f8af7079875bd206177baef1a) )
	ROM_LOAD16_BYTE( "qt1ma3l.5c", 0x880001, 0x100000, CRC(aa9dc6ff) SHA1(c738f8c59bb5245874576c5bcf88c7138fa9a147) )
	ROM_LOAD16_BYTE( "qt1ma3u.5f", 0x880000, 0x100000, CRC(14a5a163) SHA1(1107f50e491bedeb4ab7ac3f32cfe47727274ba9) )

	/* M37702 BIOS - labeled as Namco custom C70 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c70.bin",      0x000000, 0x004000, CRC(b4015f23) SHA1(7ce91eda76e86b5cab625e2b67c463b7d143832e) )
ROM_END

ROM_START( xday2 )
	ROM_REGION( 0xa80000, "maincpu", 0 )
	ROM_LOAD16_BYTE( "xds1-mpr0.4b", 0x080001, 0x080000, CRC(83539aaa) SHA1(42d97bb2daaf5ff48efac70f0ff37869c5ba177d) ) /* 0xc00000 */
	ROM_LOAD16_BYTE( "xds1-mpr1.8b", 0x080000, 0x080000, CRC(468b36de) SHA1(52817be9913a6938ce6add2834ba1a727b1d677e) )

	ROM_LOAD16_BYTE( "xds1-dat0.4b", 0x280001, 0x200000, CRC(42cecc8b) SHA1(7510f16b908dd0f7828887dcfa26c5e4643df66c) ) /* 0x400000 */
	ROM_LOAD16_BYTE( "xds1-dat1.8b", 0x280000, 0x200000, CRC(d250b7e8) SHA1(b99251ae8e25fae062d33e74ff800ab43fb308a2) )
	ROM_LOAD16_BYTE( "xds1-dat2.4c", 0x680001, 0x200000, CRC(99d72a08) SHA1(4615b43b9a81240ffee8b0f021037f554f4f1f24) )
	ROM_LOAD16_BYTE( "xds1-dat3.8c", 0x680000, 0x200000, CRC(8980acc4) SHA1(ecd94a3d3a38923e8e322cd8863671af26e30812) )

	/* M37702 BIOS - labeled as Namco custom C70 */
	ROM_REGION16_LE( 0x4000, "mcu", 0 )
        ROM_LOAD( "c70.bin",      0x000000, 0x004000, CRC(b4015f23) SHA1(7ce91eda76e86b5cab625e2b67c463b7d143832e) )
ROM_END

// NA-1 (C69 MCU)
GAME( 1992, bkrtmaq,    0,        namcona1w, namcona1_quiz, namcona1_state,bkrtmaq,  ROT0, "Namco", "Bakuretsu Quiz Ma-Q Dai Bouken (Japan)", 0 )
GAME( 1992, cgangpzl,   0,        namcona1w, namcona1_joy, namcona1_state, cgangpzl, ROT0, "Namco", "Cosmo Gang the Puzzle (US)", 0 )
GAME( 1992, cgangpzlj,  cgangpzl, namcona1w, namcona1_joy, namcona1_state, cgangpzl, ROT0, "Namco", "Cosmo Gang the Puzzle (Japan)", 0 )
GAME( 1992, exvania,    0,        namcona1,  namcona1_joy, namcona1_state, exbania,  ROT0, "Namco", "Exvania (World)", 0 )
GAME( 1992, exvaniaj,   exvania,  namcona1,  namcona1_joy, namcona1_state, exbania,  ROT0, "Namco", "Exvania (Japan)", 0 )
GAME( 1992, fghtatck,   0,        namcona1,  namcona1_joy, namcona1_state, fa,       ROT90,"Namco", "Fighter & Attacker (US)", 0 )
GAME( 1992, fa,         fghtatck, namcona1,  namcona1_joy, namcona1_state, fa,       ROT90,"Namco", "F/A (Japan)", 0 )
GAME( 1992, swcourt,    0,        namcona1w, namcona1_joy, namcona1_state, swcourt,  ROT0, "Namco", "Super World Court (World)", 0 )
GAME( 1992, swcourtj,   swcourt,  namcona1w, namcona1_joy, namcona1_state, swcourt,  ROT0, "Namco", "Super World Court (Japan)", 0 )
GAME( 1993, emeraldaj,  emeralda, namcona1w, namcona1_joy, namcona1_state, emeraldj, ROT0, "Namco", "Emeraldia (Japan Version B)", 0 ) /* Parent is below on NA-2 Hardware */
GAME( 1993, emeraldaja, emeralda, namcona1w, namcona1_joy, namcona1_state, emeraldj, ROT0, "Namco", "Emeraldia (Japan)", 0 ) /* Parent is below on NA-2 Hardware */
GAME( 1993, tinklpit,   0,        namcona1w, namcona1_joy, namcona1_state, tinklpit, ROT0, "Namco", "Tinkle Pit (Japan)", 0 )

// NA-2 (C70 MCU)
GAME( 1992, knckhead,  0,        namcona2,  namcona1_joy, namcona1_state, knckhead, ROT0, "Namco", "Knuckle Heads (World)", 0 )
GAME( 1992, knckheadj, knckhead, namcona2,  namcona1_joy, namcona1_state, knckhead, ROT0, "Namco", "Knuckle Heads (Japan)", 0 )
GAME( 1993, emeralda,  0,        namcona2,  namcona1_joy, namcona1_state, emeralda, ROT0, "Namco", "Emeraldia (World)", 0 )
GAME( 1993, numanath,  0,        namcona2,  namcona1_joy, namcona1_state, numanath, ROT0, "Namco", "Numan Athletics (World)", 0 )
GAME( 1993, numanathj, numanath, namcona2,  namcona1_joy, namcona1_state, numanath, ROT0, "Namco", "Numan Athletics (Japan)", 0 )
GAME( 1993, quiztou,   0,        namcona2,  namcona1_quiz, namcona1_state,quiztou,  ROT0, "Namco", "Nettou! Gekitou! Quiztou!! (Japan)", 0 )
GAME( 1995, xday2,     0,        namcona2,  namcona1_joy, namcona1_state, xday2,    ROT0, "Namco", "X-Day 2 (Japan)", GAME_IMPERFECT_GRAPHICS )