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-rw-r--r--src/mame/drivers/twincobr.cpp45
-rw-r--r--src/mame/drivers/wardner.cpp27
2 files changed, 11 insertions, 61 deletions
diff --git a/src/mame/drivers/twincobr.cpp b/src/mame/drivers/twincobr.cpp
index c0d46a67623..5b2a7bc908b 100644
--- a/src/mame/drivers/twincobr.cpp
+++ b/src/mame/drivers/twincobr.cpp
@@ -65,7 +65,7 @@ TP-011 SUB
| 2148 2148|
|---------------|
Notes:
- T.T-2 - Custom chip (DIP40) marked 'TOAPLAN-02 M70H005'
+ T.T-2 - Custom chip (ULA, DIP40) marked 'TOAPLAN-02 M70H005'
2016 - 2kx8 SRAM (DIP24)
6264 - 8kx8 SRAM (DIP28)
2148 - 1kx4 SRAM (DIP18)
@@ -119,8 +119,8 @@ Notes:
5165 - 8kx8 SRAM (DIP28)
74LS163- Synchronous 4-Bit Binary Counter logic chip. This chip is used to divide the 28MHz clock.
28MHz input on pin 2, outputs: pin 11 1.75MHz, pin 12 3.5MHz, pin 13 7MHz, pin 14 14MHz
- T.T-1 - Custom chip marked 'TOAPLAN GXL-01' (DIP40)
- T.T-2 - Custom chip marked 'TOAPLAN-02 M70H005' (DIP40)
+ T.T-1 - Custom chip marked 'TOAPLAN GXL-01' (ULA, DIP40)
+ T.T-2 - Custom chip marked 'TOAPLAN-02 M70H005' (ULA, DIP40)
7135 - Intersil ICL7135 DAC (DIP8)
MB3730 - Fujitsu MB3730 14W BTL Audio Power Amplifier
SW1/2 - 8-position DIP switch
@@ -847,8 +847,7 @@ ROM_START( ktiger )
ROM_LOAD( "b30_05.4f", 0x0000, 0x8000, CRC(1a8f1e10) SHA1(0c37a7a50b2523506ad77ac03ae752eb94092ff6) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 MCU code */
- ROM_LOAD16_BYTE( "dsp-22", 0x0001, 0x0800, BAD_DUMP CRC(8a1d48d9) SHA1(f345c95a97adfbe89676f81ac83fbbec25703440) )
- ROM_LOAD16_BYTE( "dsp-21", 0x0000, 0x0800, BAD_DUMP CRC(33d99bc2) SHA1(9372dcfc2313abc4835365ae99842f732329d4e6) )
+ ROM_LOAD( "d70015u_gxc-03_mcu_74002", 0x0000, 0x0c00, CRC(265b6f32) SHA1(1b548edeada4144baf732aba7e7013281c8e9608) ) // decapped, real label D70015U GXC-03 MCU ^ 74002
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b30_08.8c", 0x00000, 0x04000, CRC(0a254133) SHA1(17e9cc5e36fb4696012d0f9229fa172034cd843a) )
@@ -890,14 +889,7 @@ ROM_START( fshark )
ROM_LOAD( "b02_16.l5", 0x0000, 0x8000, CRC(cdd1a153) SHA1(de9827a959039cf753ecac6756fb1925c37466d8) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 MCU code */
- ROMX_LOAD( "82s137-1.mcu", 0x0000, 0x0400, CRC(cc5b3f53) SHA1(33589665ac995cc4645b56bbcd6d1c1cd5368f88), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-2.mcu", 0x0000, 0x0400, CRC(47351d55) SHA1(826add3ea3987f2c9ba2d3fc69a4ad2d9b033c89), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-3.mcu", 0x0001, 0x0400, CRC(70b537b9) SHA1(5211ec4605894727747dda66b70c9427652b16b4), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-4.mcu", 0x0001, 0x0400, CRC(6edb2de8) SHA1(48459037c3b865f0c0d63a416fa71ba1119f7a09), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-5.mcu", 0x0800, 0x0400, CRC(f35b978a) SHA1(90da4ab12126727cd9510fdfe4f626452116c543), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-6.mcu", 0x0800, 0x0400, CRC(0459e51b) SHA1(b673f5e1fcf60c0ba668aeb98d545d17b988945d), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-7.mcu", 0x0801, 0x0400, CRC(cbf3184b) SHA1(a3eafadc319183ed688dc081c4dfcbe8d476abea), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-8.mcu", 0x0801, 0x0400, CRC(8246a05c) SHA1(2511fa99fbdd6c75281fa85ecca2a617d36eb360), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
+ ROM_LOAD( "d70012u_gxc-02_mcu_71001", 0x0000, 0x0c00, CRC(eee0ff59) SHA1(dad4570815ec444e34cc73f7cd90f9ca8f7b3eb8) ) // decapped, real label D70012U GXC-02 MCU ^ 71001
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b02_07-1.h11", 0x00000, 0x04000, CRC(e669f80e) SHA1(05c1a4ff9adaa6c8035f38a76c5ee333fafba2bf) )
@@ -939,14 +931,7 @@ ROM_START( skyshark )
ROM_LOAD( "b02_16.l5", 0x0000, 0x8000, CRC(cdd1a153) SHA1(de9827a959039cf753ecac6756fb1925c37466d8) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 MCU code */
- ROMX_LOAD( "82s137-1.mcu", 0x0000, 0x0400, CRC(cc5b3f53) SHA1(33589665ac995cc4645b56bbcd6d1c1cd5368f88), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-2.mcu", 0x0000, 0x0400, CRC(47351d55) SHA1(826add3ea3987f2c9ba2d3fc69a4ad2d9b033c89), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-3.mcu", 0x0001, 0x0400, CRC(70b537b9) SHA1(5211ec4605894727747dda66b70c9427652b16b4), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-4.mcu", 0x0001, 0x0400, CRC(6edb2de8) SHA1(48459037c3b865f0c0d63a416fa71ba1119f7a09), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-5.mcu", 0x0800, 0x0400, CRC(f35b978a) SHA1(90da4ab12126727cd9510fdfe4f626452116c543), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-6.mcu", 0x0800, 0x0400, CRC(0459e51b) SHA1(b673f5e1fcf60c0ba668aeb98d545d17b988945d), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-7.mcu", 0x0801, 0x0400, CRC(cbf3184b) SHA1(a3eafadc319183ed688dc081c4dfcbe8d476abea), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-8.mcu", 0x0801, 0x0400, CRC(8246a05c) SHA1(2511fa99fbdd6c75281fa85ecca2a617d36eb360), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
+ ROM_LOAD( "d70012u_gxc-02_mcu_71001", 0x0000, 0x0c00, BAD_DUMP CRC(eee0ff59) SHA1(dad4570815ec444e34cc73f7cd90f9ca8f7b3eb8) ) // it should use undumped MCU 71400, but they are interchangeable
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b02_7-2.h11", 0x00000, 0x04000, CRC(af48c4e6) SHA1(07e8bb6cb92f812990112063f87073df9a346ff4) )
@@ -988,14 +973,7 @@ ROM_START( skysharka )
ROM_LOAD( "b02_16.l5", 0x0000, 0x8000, CRC(cdd1a153) SHA1(de9827a959039cf753ecac6756fb1925c37466d8) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 MCU code */
- ROMX_LOAD( "82s137-1.mcu", 0x0000, 0x0400, CRC(cc5b3f53) SHA1(33589665ac995cc4645b56bbcd6d1c1cd5368f88), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-2.mcu", 0x0000, 0x0400, CRC(47351d55) SHA1(826add3ea3987f2c9ba2d3fc69a4ad2d9b033c89), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-3.mcu", 0x0001, 0x0400, CRC(70b537b9) SHA1(5211ec4605894727747dda66b70c9427652b16b4), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-4.mcu", 0x0001, 0x0400, CRC(6edb2de8) SHA1(48459037c3b865f0c0d63a416fa71ba1119f7a09), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-5.mcu", 0x0800, 0x0400, CRC(f35b978a) SHA1(90da4ab12126727cd9510fdfe4f626452116c543), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-6.mcu", 0x0800, 0x0400, CRC(0459e51b) SHA1(b673f5e1fcf60c0ba668aeb98d545d17b988945d), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-7.mcu", 0x0801, 0x0400, CRC(cbf3184b) SHA1(a3eafadc319183ed688dc081c4dfcbe8d476abea), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s137-8.mcu", 0x0801, 0x0400, CRC(8246a05c) SHA1(2511fa99fbdd6c75281fa85ecca2a617d36eb360), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
+ ROM_LOAD( "d70012u_gxc-02_mcu_71001", 0x0000, 0x0c00, BAD_DUMP CRC(eee0ff59) SHA1(dad4570815ec444e34cc73f7cd90f9ca8f7b3eb8) ) // it should use undumped MCU 71400, but they are interchangeable
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b02_7-2.h11", 0x00000, 0x04000, CRC(af48c4e6) SHA1(07e8bb6cb92f812990112063f87073df9a346ff4) )
@@ -1037,14 +1015,7 @@ ROM_START( hishouza )
ROM_LOAD( "b02_16.l5", 0x0000, 0x8000, CRC(cdd1a153) SHA1(de9827a959039cf753ecac6756fb1925c37466d8) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 MCU code */
- ROMX_LOAD( "dsp-a1.bpr", 0x0000, 0x0400, CRC(45d4d1b1) SHA1(e776a056f0f72cbeb309c5a23f803330cb8b3763), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "dsp-a2.bpr", 0x0000, 0x0400, CRC(edd227fa) SHA1(34aba84b5216ecbe462e7166d0f66785ca049a34), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "dsp-a3.bpr", 0x0001, 0x0400, CRC(df88e79b) SHA1(661b057fa2eef37b9d794151381d7d74a7bfa93a), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "dsp-a4.bpr", 0x0001, 0x0400, CRC(a2094a7f) SHA1(0f1c173643046c76aa89eab66fba6ea51c3f2223), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "dsp-b5.bpr", 0x0800, 0x0400, CRC(85ca5d47) SHA1(3c6e21e2897fd35834021ec9f81f57bebfd13ef8), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "dsp-b6.bpr", 0x0800, 0x0400, CRC(81816b2c) SHA1(1e58ab7aef2a34f42267debf4cad9558d5e14159), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "dsp-b7.bpr", 0x0801, 0x0400, CRC(e87540cd) SHA1(bb6e98c47ed46abbbfa06571806cb2d663880419), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "dsp-b8.bpr", 0x0801, 0x0400, CRC(d3c16c5c) SHA1(a24d9536914734c1875c8a39938a346ff4418dd0), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
+ ROM_LOAD( "d70011u_gxc-01_mcu_64000", 0x0000, 0x0c00, CRC(1ca63774) SHA1(e534325af9433fb0e9ccdf82ee3a192d2459b18f) ) // decapped, real label D70011U GXC-01 MCU 64000
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b02-07.h11", 0x00000, 0x04000, CRC(c13a775e) SHA1(b60d26126ec6ebc24a7ca87dd0234e4d9d3e78fc) )
diff --git a/src/mame/drivers/wardner.cpp b/src/mame/drivers/wardner.cpp
index bc94e9abfa1..91d7b79f0bc 100644
--- a/src/mame/drivers/wardner.cpp
+++ b/src/mame/drivers/wardner.cpp
@@ -463,14 +463,7 @@ ROM_START( wardner )
ROM_LOAD( "b25-16.4k", 0x00000, 0x08000, CRC(e5202ff8) SHA1(15ae8c0bb16a20bee14e8d80d81c249404ab1463) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 */
- ROMX_LOAD( "82s137.1d", 0x0000, 0x0400, CRC(cc5b3f53) SHA1(33589665ac995cc4645b56bbcd6d1c1cd5368f88), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) ) /* msb */
- ROMX_LOAD( "82s137.1e", 0x0000, 0x0400, CRC(47351d55) SHA1(826add3ea3987f2c9ba2d3fc69a4ad2d9b033c89), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137.3d", 0x0001, 0x0400, CRC(70b537b9) SHA1(5211ec4605894727747dda66b70c9427652b16b4), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) ) /* lsb */
- ROMX_LOAD( "82s137.3e", 0x0001, 0x0400, CRC(6edb2de8) SHA1(48459037c3b865f0c0d63a416fa71ba1119f7a09), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.3b", 0x0800, 0x0200, CRC(9dfffaff) SHA1(2f4a1c1afba6a362dc5774a82656883b08fa16f2), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.3a", 0x0800, 0x0200, CRC(712bad47) SHA1(b9f7be13cbd90a17fe7d13fb7987a0b9b759ccad), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.2a", 0x0801, 0x0200, CRC(ac843ca6) SHA1(8fd278748ec89d8ebe2d4f3bf8b6731f357ddfb3), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.1a", 0x0801, 0x0200, CRC(50452ff8) SHA1(76964fa9ee89a51cc71904e08cfc83bf81bb89aa), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
+ ROM_LOAD( "d70012u_gxc-02_mcu_71001", 0x0000, 0x0c00, BAD_DUMP CRC(eee0ff59) SHA1(dad4570815ec444e34cc73f7cd90f9ca8f7b3eb8) ) // it should use undumped MCU 71900, but they are interchangeable
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b25-28.10f", 0x00000, 0x04000, CRC(1392b60d) SHA1(86b9eab87f8d5f68fda500420f4ed61331089fc2) )
@@ -514,14 +507,7 @@ ROM_START( pyros )
ROM_LOAD( "b25-16.4k", 0x00000, 0x08000, CRC(e5202ff8) SHA1(15ae8c0bb16a20bee14e8d80d81c249404ab1463) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 */
- ROMX_LOAD( "82s137.1d", 0x0000, 0x0400, CRC(cc5b3f53) SHA1(33589665ac995cc4645b56bbcd6d1c1cd5368f88), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) ) /* msb */
- ROMX_LOAD( "82s137.1e", 0x0000, 0x0400, CRC(47351d55) SHA1(826add3ea3987f2c9ba2d3fc69a4ad2d9b033c89), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137.3d", 0x0001, 0x0400, CRC(70b537b9) SHA1(5211ec4605894727747dda66b70c9427652b16b4), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) ) /* lsb */
- ROMX_LOAD( "82s137.3e", 0x0001, 0x0400, CRC(6edb2de8) SHA1(48459037c3b865f0c0d63a416fa71ba1119f7a09), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.3b", 0x0800, 0x0200, CRC(9dfffaff) SHA1(2f4a1c1afba6a362dc5774a82656883b08fa16f2), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.3a", 0x0800, 0x0200, CRC(712bad47) SHA1(b9f7be13cbd90a17fe7d13fb7987a0b9b759ccad), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.2a", 0x0801, 0x0200, CRC(ac843ca6) SHA1(8fd278748ec89d8ebe2d4f3bf8b6731f357ddfb3), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.1a", 0x0801, 0x0200, CRC(50452ff8) SHA1(76964fa9ee89a51cc71904e08cfc83bf81bb89aa), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
+ ROM_LOAD( "d70012u_gxc-02_mcu_71001", 0x0000, 0x0c00, BAD_DUMP CRC(eee0ff59) SHA1(dad4570815ec444e34cc73f7cd90f9ca8f7b3eb8) ) // it should use undumped MCU 71900, but they are interchangeable
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b25-35.10f", 0x00000, 0x04000, CRC(fec6f0c0) SHA1(f91d698fa0712659c2e6b382a8166b1cacc50a3f) )
@@ -565,14 +551,7 @@ ROM_START( wardnerj )
ROM_LOAD( "b25-16.4k", 0x00000, 0x08000, CRC(e5202ff8) SHA1(15ae8c0bb16a20bee14e8d80d81c249404ab1463) )
ROM_REGION( 0x2000, "dsp", 0 ) /* Co-Processor TMS320C10 */
- ROMX_LOAD( "82s137.1d", 0x0000, 0x0400, CRC(cc5b3f53) SHA1(33589665ac995cc4645b56bbcd6d1c1cd5368f88), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) ) /* msb */
- ROMX_LOAD( "82s137.1e", 0x0000, 0x0400, CRC(47351d55) SHA1(826add3ea3987f2c9ba2d3fc69a4ad2d9b033c89), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s137.3d", 0x0001, 0x0400, CRC(70b537b9) SHA1(5211ec4605894727747dda66b70c9427652b16b4), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) ) /* lsb */
- ROMX_LOAD( "82s137.3e", 0x0001, 0x0400, CRC(6edb2de8) SHA1(48459037c3b865f0c0d63a416fa71ba1119f7a09), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.3b", 0x0800, 0x0200, CRC(9dfffaff) SHA1(2f4a1c1afba6a362dc5774a82656883b08fa16f2), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.3a", 0x0800, 0x0200, CRC(712bad47) SHA1(b9f7be13cbd90a17fe7d13fb7987a0b9b759ccad), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.2a", 0x0801, 0x0200, CRC(ac843ca6) SHA1(8fd278748ec89d8ebe2d4f3bf8b6731f357ddfb3), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1) )
- ROMX_LOAD( "82s131.1a", 0x0801, 0x0200, CRC(50452ff8) SHA1(76964fa9ee89a51cc71904e08cfc83bf81bb89aa), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1) )
+ ROM_LOAD( "d70012u_gxc-02_mcu_71001", 0x0000, 0x0c00, BAD_DUMP CRC(eee0ff59) SHA1(dad4570815ec444e34cc73f7cd90f9ca8f7b3eb8) ) // it should use undumped MCU 71900, but they are interchangeable
ROM_REGION( 0x0c000, "gfx1", 0 ) /* chars */
ROM_LOAD( "b25-07.10f", 0x00000, 0x04000, CRC(50e329e0) SHA1(5d5fb7043457d952b28101acb909ed65bf13a2dc) )