Cycle Shooting (Bootleg)
Taito, 1986

The hardware is an almost exact copy of the original Taito hardware, 
minus the 68705 Microcontroller :-)

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

Top Board

 |----------------------------------|
|-|     VOL        VOL              |
| | TDA2003    TDA2003       LM3900 |
| |                                 |
| |                                 |
| |                                 |
| |            LM3900               |
| |                                 |
| |                                 |
|-|                            M5232|
 |                AY-3-8910         |
 |                    AY-3-8910     |
 |                                  |
 |                                  |
 |                                  |
 |                                  |
 |                             2016 |
 |             Z80  16    17    8MHz|
 |----------------------------------|
Notes:
      Z80 running at 4.000MHz
      M5253 running at 2.000MHz
      AY-3-8910's running at 2.000MHz
      2016 - 2k x8 SRAM (DIP24)


Middle Board

|----------------------------------------------------|
|                          Z80     1            8MHz |
|          |-|                                       |
|          | |              7      2                 |
|          | |                                       |
|          | |              6      3                 |
|          | |                                       |
|          | |              5      4                 |
|          | |                                      |-|
|2         | |                                      | |
|2         |-|           6264     Z80               | |
|W                                                  | |
|A                                                  | |
|Y                                                  | |
|                                                   | |
|                                                   | |
|                                                   |-|
|                                                    |
|                                PAL                 |
|                                                    |
|                                                    |
|                                                    |
|                                                    |
|    DSWC  DSWB  DSWA                                |
|----------------------------------------------------|
Notes:
      Both Z80s running at 4.000MHz
      6264 - 8k x8 SRAM (DIP28)


Bottom Board

|----------------------------------------------------|
|   18.432MHz                                        |
|                                                    |
|                                            2016    |
|                                                    |
|                                                    |
|                                                    |
|                                                    |
|                         6148                      |-|
|1                                                  | |
|8                        6148                      | |
|W                                                  | |
|A                                                  | |
|Y                                6148              | |
|                                                   | |
|    8        12                  6148              | |
|                                                   |-|
|    9        13                  6148               |
|                                                    |
|    10       14          6148    6148               |
|                                                    |
|    11       15          6148                       |
|                                                    |
|                         6148                       |
|----------------------------------------------------|
Notes:
      2016 - 2k x8 SRAM (DIP24)
      6148 - 1k x4 SRAM (DIP18)