[MAME]

Mahjong Shuang Long Qiang Zhu 2
IGS, 1998


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

IGS PCB NO-0207
|---------------------------------------|
|                   K668  S1102.U20     |
|     PAL                               |
| 8MHz                     6264         |
|                                       |
|    |----|                6264         |
|    |IGS |                             |
|    |022 |  M1103.U12       PAL        |
|J   |----|                    PAL      |
|A                                      |
|M                                      |
|M      |-------|                       |
|A      |       |                       |
|       |IGS025 |   68000               |
|       |       |                       |
|       |-------|                       |
|                            P1100.U28  |
|                 PAL                   |
|  M1101.U4       |-------|             |
|                 |       |             |
|                 |IGS031 |      6264   |
|  TEXT.U6        |       |             |
|                 |-------|      62256  |
|SPDT_SW   22MHz   DSW1  DSW2  BATTERY  |
|---------------------------------------|
Notes:
      68000 clock 11.000MHz [22/2]
      K668  == Oki M6295 (QFP44). Clock 1.000MHz [8/8]. pin7 = High
      VSync - 60Hz
      HSync - 15.3kHz

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