[Nov/25/2002]

Virtua Bowling by IGS

PCB # 0101

U45  (27c240) is probably program
next to 68000 processor
U68,U69 probably images   (27c800 - mask)
U67, U66 sound and ????  (27c040)



ASIC chip used

SMD - custom chip IGS 011      F5XD  174
SMD - custom --near sound section - unknown -- i.d. rubbed off
SMD - custom  -- near inputs and 68000  IGS 012    9441EK001

XTL near sound 33.868mhz
XTL near 68000  22.0000mhz

there are 4 banks of 8 dip switches

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[Jan/08/2006]

Virtua Bowling (World, V101XCM)  
ALTA / IGS 1996  

CPU
1x 68000 (main)(label IGS322269)
1x custom 84pin sound chip (no label)
1x oscillator 22.000MHz (main)
1x oscillator 33.8688;Hz (sound)  

ROMs   
Note We now have a correct u45 dump  
In vendita No  

Dumped 19/10/2005  

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