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D_Newcombe_32K_RAM_Expansion — VZ200 Restoration | Open App Note
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vz200-restoration
vz200-restoration
rweather
VZ200 Restoration
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Components (7)
Reference
Value
Description
U1-U4
HM6264
U5
74LS138
C1,C2
4.7uF
C3-C5
10nF
J1
Test Points 1
J2
Test Points 2
P1
Cartridge
vz200-restoration schematic
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vz200-restoration board