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author ajrhacker <ajrhacker@users.noreply.github.com>2019-11-24 10:37:44 -0500
committer GitHub <noreply@github.com>2019-11-24 10:37:44 -0500
commitf8252286db95a36c8448256aebee984ee1eb2f8b (patch)
tree3ffe16030bc4572eeb221409898e0911ccec9e94
parent14d8cce3466d8a3dc744c5f52483f4b4fccf275b (diff)
parent798896442c6474990f6258958b0e7003733948d8 (diff)
Merge pull request #5959 from clawgrip/patch-1
midxunit.cpp: Add PCB ASCII layout and undumped GAL placeholder (nw)
-rw-r--r--src/mame/drivers/midxunit.cpp40
1 files changed, 36 insertions, 4 deletions
diff --git a/src/mame/drivers/midxunit.cpp b/src/mame/drivers/midxunit.cpp
index 34d4dc0f281..466d50cfcdc 100644
--- a/src/mame/drivers/midxunit.cpp
+++ b/src/mame/drivers/midxunit.cpp
@@ -77,7 +77,38 @@ Notes: |
P10 - 10 pin connector
P12 - 4 pin connector
-There's a separate sound board also, but it wasn't available so is not documented here.
+There's a separate sound board also.
+
+SOUND BOARD - 5766-13959-01 - Williams Electronic Games Inc.
+________________________________________________________________
+| __________ __________ ________________ |
+| PC74HCT541P |74HC541N_| |U9 M27C4001 | |
+| __________ __________ |_______________| |
+| CY7C128A-35PC |74HC541N_| ________________ |
+| |U8 M27C4001 ||
+| __________ __________ |________________||
+| CY7C128A-35PC SN74HC245N ________________ |
+| __________ __________ |U7 M27C4001 ||
+| CY7C128A-35PC |74LS174N_| |________________||
+| ________________ |
+| __________ |U6 M27C4001 ||
+| |74HC174N_| |________________||
+| __________ ________________ |
+| |ADSP-2105| __________ |U5 M27C4001 ||
+| ____ | | M74HC138B1 |________________||
+| XTAL | | __________ ________________ |
+| 10.0000MHz |_________| |_74F00PC_| |U4 M27C4001 ||
+| __________ __________ |________________||
+| __________ U17->|GAL16V8A_| |_M7406N__| ________________ |
+|SCC2691AC1N24 _________ |U3 27C040-10 ||
+| ________ |AD1851N_| |________________||
+| M74HC14B1 ________________ |
+| ________ _________ |U2 M27C4001 ||
+| AM26LS31CN |TL084CN_| |________________||
+| ________ AUX-IN AUX-OUT FUSE |
+| AM26LS31CN _________ |
+| :::::::::: <-SERIAL PWR/PPKR-> ···· ···· ·· ·· |
+|_______________________________________________________________|
**************************************************************************/
@@ -417,9 +448,10 @@ ROM_START( revxp5 )
ROM_LOAD32_BYTE( "revx_p5.53", 0xe00002, 0x80000, CRC(fcfcf72a) SHA1(b471afb416e3d348b046b0b40f497d27b0afa470) )
ROM_LOAD32_BYTE( "revx_p5.54", 0xe00003, 0x80000, CRC(fd684c31) SHA1(db3453792e4d9fc375297d030f0b3f9cc3cad925) )
- ROM_REGION( 0x400, "plds", 0 )
- ROM_LOAD( "a-17722.u1", 0x000, 0x117, CRC(054de7a3) SHA1(bb7abaec50ed704c03b44d5d54296898f7c80d38) )
- ROM_LOAD( "a-17721.u955", 0x200, 0x117, CRC(033fe902) SHA1(6efb4e519ed3c9d49fff046a679762b506b3a75b) )
+ ROM_REGION( 0x600, "plds", 0 )
+ ROM_LOAD( "a-17722.u1", 0x000, 0x117, CRC(054de7a3) SHA1(bb7abaec50ed704c03b44d5d54296898f7c80d38) )
+ ROM_LOAD( "a-17721.u955", 0x200, 0x117, CRC(033fe902) SHA1(6efb4e519ed3c9d49fff046a679762b506b3a75b) )
+ ROM_LOAD( "snd-gal16v8a.u17", 0x400, 0x117, NO_DUMP ) // Protected
ROM_END