[Feb/20/2002]

Tank Busters by Tehkan

2764 devices are: s7, b3, d5, d6, d7, d8 and 3r
(3r is on second circuit board)

27128 devices are:  s4, s5, s6, s8, 4m, 5m, 6m, 
(4m, 5m, 6m are on second pcb)

Main PCB is on pcb  "6009-A"
second PCB is on "6009-B"

Z80A
Z80B
AY-3-8910A
AY-3-8910A
2) HM6148

and there looks to be about 4 PROMS
prom 1 (1s8)
prom 2 (2r8)
prom 3 (3p8)
prom 4 (4k8)

all proms are Texas Instruments BP18S030N = 82S123

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B board - 14.31818 MHz


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