02-15-2006, 07:49 PM
On serait placé ton 4066? (74HC4066 motorola?)
Code :
MC68000 + Konami Xexex-era video hardware and system controller ICs
Z80 + YM2151 + OKIM6295 for sound
PCB Layout:
BP924-1 PWB250248D (note PCB is identical to DBZ2 also)
|-------------------------------------------------------|
| YM3014 Z80 32MHz 053252 222A05 222A07 |
| YM2151 5168 222A04 222A06 |
| 1.056kHz 5168 |
| M6295 222A10 5864 |
| 222A03 68000 2018 5864 053246A|
|J 222A11 222A12 2018 |
|A 5864 * * |
|M 5864 62256 62256 |
|M 053247A|
|A |
| 053936 053936 2018 |
| 053251 053251 2018 |
| CY7C128 |
| 054157 054156 5864 CY7C128 CY7C128 CY7C128|
| 222A01 222A02 5864 CY7C128 |
| DSW2 DSW1 5864 CY7C128 222A08 222A09 |
| * * |
|-------------------------------------------------------|
Notes:
68k clock: 16.000MHz
Z80 clock: 4.000MHz
YM2151 clock: 4.000MHz
M6295 clock: 1.056MHz (sample rate = /132)
Vsync: 55Hz
Hsync: 15.36kHz
*: unpopulated ROM positions on DBZ