[Feb/27/2003]

Tatakae! Big Fighter
Nichibutsu, 1989

This is a horizontal shoot'em-up similar to R-Type.

It appears this PCB is re-used? Sticker says PCB number is 1706 and (C) 1989
On the PCB under the sticker is written 1605 and (C) 1988


PCB Layout
----------


1605A-1 (1706-1)
-------------------------------------------------------------------
|                     2018                                        |
|              6.15F  2018                                        |
|  PROM.13H    5.13F                                              |
|                                                                 |
|                                                                 |
|                            5814                                 |
|                            5814                                 |
|                                                                 |
|                     5814                                        |
|                     5814                                        |
|                                           7.11C                 |
|                                                                 |
|                     6264   6264                                 |
|                     6264   6264                                 |
|                   ----------------                              |
|                   |1706-3        |                              |
|                   |              |                  PAL         |
|                   | PAL  8751    |                              |
|                   |          PAL |                              |
|                   |              |                              |
|                   |              |                  PAL         |
|                   | 2.IC4  4.IC5 |                              |
|                   | 1.IC2  3.IC3 |                              |
| DSW2              |              |                              |
| DSW1              |    68000     |    16MHz         PAL         |
|                   ----------------                              |
-------------------------------------------------------------------


1605B (1706-2)
-------------------------------------------------------------------
|                                                                 |
| 8.17K  Z80A                2018                                 |
|                            2018                                 |
| YM3812  2018               2018                                 |
| Y3014B                                                          |
|                                                                 |
|                                                                 |
|                                                                 |
|                                                                 |
|                                                                 |
|                                                                 |
|                                                                 |
|                                  2018                           |
|                          10.9D   2018                           |
|                           9.8D                          12.8A   |
|                           PAL                           11.6A   |
|                                                                 |
|                                                                 |
|                                                                 |
|                                                                 |
| 2018  2018                                                      |
| 2018  2018                                                      |
|                                                                 |
|               24MHz                                             |
|                                                                 |
-------------------------------------------------------------------


Notes:
      Horizontal Sync: 15.08kHz
        Vertical Sync: 60Hz
            68K Clock: 7.998MHz
            Z80 Clock: ? (unstable, probably 6MHz or less)
           
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