Mega Play BIOS
| dumper | f205v |
| date | 29/08/2005 |
| emulator | MAME 0.100u2 |
| dev | David Haywood, Aaron Giles |
| name | megaplay on Arcade Database |
| description | Mega Play BIOS |
| year | 1993 |
| manufacturer | Sega |
Technical references
CPUs
| QTY | Type | clock | position | function |
|---|---|---|---|---|
| 1x | HD68HC000PS8 | ic30 | 16/32-bit Microprocessor - main | |
| 2x | Z0840004PSC Z80 CPU | ic1,ic35 | 8-bit Microprocessor - main | |
| 1x | YM2612 | ic43 | FM Operator Type-N (OPN2) - sound | |
| 2x | Sony CXD1095Q | ic13,ic14 | I/O Port Expander | |
| 1x | Sega custom chip SEGA 315-5246 | ic4 | ? | |
| 1x | Sega custom chip SEGA 315-5313 | ic40 | ? | |
| 1x | Sega custom chip SEGA 315-5330 | ic5 | ? | |
| 1x | Sega custom chip SEGA 315-5433 | ic31 | ? | |
| 1x | oscillator | 53.6931MHz | XTAL |
ROMs
| QTY | Type | position | status |
|---|---|---|---|
| 1x | D27C100 | ic2 | dumped |
RAMs
| QTY | Type | position |
|---|---|---|
| 4x | MB8464A-10LL | ic3,ic36,ic37 |
| 4x | HM6264LP-10 | ic6,ic10,ic28,ic29 |
PLDs
| QTY | Type | position | status |
|---|---|---|---|
| 1x | GAL16V8A-15LP | 315-5653.ic56, 315-5651.ic8, 315-5661.ic7 | read protected |
| 1x | PAL16L8BCN | (315-5654.ic33, 315-5655.ic34, 315-5349A.ic54 | read protected |
Others
1x 28x2 JAMMA edge connector
1x 12 legs connector (CN1)
1x 25 legs connector (CN2)
1x 4 legs connector (CN3)
1x 10 legs connector (CN4)
1x 21 legs connector (CN5)
1x 14 legs connector (CN6)
1x 11 legs connector (CN7)
1x 6 legs connector (CN8)
1x 5 legs connector (CN9)
1x 30 pins flat cable connector (CN10)
4x 32x2 male edge connectors from main PCB to carts (SLOT1,SLOT2,SLOT3,SLOT4)
1x trimmer (volume)(VR1)
7x 4 DIP switches banks (DSW1-DSW7)
1x battery 3.6V (BAT)
Notes
PCB is marked: "MDK332V-0", "SEGA 1992-1993 MADE IN JAPAN" and "837-8991-01" on component side
PCB is marked: "(C) SEGA 1992-1993 171-6336E" on solder side
PCB is labelled: "930719.01071E", "93 7", "937G.1091", "INSP '93.7.20 TIN", "REV.A" and "834-9278-01 MEGA PLAY 4 CRTG TYPE" on component side
Files
-
PCB component side
-
PCB solder side
-
In game
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