Tag: expansion

Commodore VIC-20 Expansion

After getting my Commodore VIC-20 working with SD2IEC  (Was a blown 7406 hex inverter) it’s now time to build a 32k expansion. Found a great write up on Ruud’s Commodore site.   A schematic is provided which gives the  VIC-20 32k of expansion memory using 62256  (32k x 8 RAM) and a 6264 (8k x 8 RAM)  …

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