[Aug/01/99]

Cycle Shooting
Taito 1986


Audio    K1100126A

         A80_17
         A80_16
         Z80

CPU      K1100219A


    Z80

    A97_04   A97_05
    A97_03   A80_06
    A97_02   A97_06
    A97_01   Z80        A80_18

VIDEO    K1100125A



    A97_07  A80_12
    A80_09  A80_13
    A80_10  A80_14
    A80_11  A80_15
    x
-

[MAME]

Bronx (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

|----------------------------------------------------|
|                   74     Z80   ROM1       04  8MHz |
|          |-|                              74       |
|          | |       139   ROM7  ROM2                |
|          | |                              240      |
|          | |             ROM6  ROM3       155      |
|          | |    245                                |
|          | |             ROM5  ROM4       139      |
|          | |    245                               |-|
|2         | |                                      | |
|2         |-|    175    6264       Z80             | |
|W                                                  | |
|A                                                  | |
|Y             251      251                         | |
|                                                   | |
|              251                                  | |
|                                                   |-|
|              251      251  244    244        393   |
|                                                    |
|                       253  244    PAL        02    |
|                                                    |
|                       251  32     107        00    |
|                            74     74               |
|    DSWC     DSWB     DSWA         244              |
|----------------------------------------------------|
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)

-

[Nov/11/2004]

Bronx  
Year 1986  
Italy?  

CPU:
2x Z80 4.00MHz (main) 
1x Z80 4.00MHz (sound) 
2x AY-3-8910 2.00MHz (sound) 
1x MSM5232 2.00MHz (sound)  

ROMs:
17x 27128-27256  

Dumped 20/12/2004 

-