EMU Infos
dumper |
Corrado Tomaselli
|
date |
27/06/2005
|
emulator |
MAME 0.95u4
|
dev |
David Haywood
|
Technical references
CPUs
QTY
|
Type
|
clock
|
position
|
function
|
2x |
68000 |
|
upper PCB |
16/32-bit Microprocessor - main
|
1x |
Z80 |
|
upper PCB |
8-bit Microprocessor - sound
|
1x |
YM2151 |
|
upper PCB |
FM Operator Type-M (OPM) - sound
|
1x |
"Philko PK8702 8717" custom chip quad package |
|
upper PCB |
Video GFX ?
|
1x |
D8255AC-2 |
- |
mid PCB |
Programmable Peripheral Interface
|
5x |
"Philko PK8701 8720" custom chip dip package (little as a ttl) |
|
mid PCB |
|
1x |
"Philko PK8703" custom chip dip package size of z80 |
|
lower PCB |
|
1x |
"Philko PK8704" custom chip dip package size of z80 |
|
lower PCB |
|
1x |
"Philko PK8705" custom chip dip package size of z80 |
|
lower PCB |
|
1x |
oscillator |
20.000MHz |
upper PCB near 68k |
|
1x |
oscillator |
16.000MHz |
upper PCB near z80 |
|
ROMs
QTY
|
Type
|
position
|
status
|
3x |
27256 |
upper PCB a1-a3 |
dumped
|
11x |
27512 |
upper PCB a4-a14 |
dumped
|
3x |
27512 |
mid PCB a15-a17 |
dumped
|
16x |
27512 |
lower PCB a18-a33 |
dumped
|
RAMs
PLDs
Others
2x trimmers (upper PCB)
Notes
RAMs are on mid and lower PCBs
Files
201