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The MOS Technology 6540 ROM included some on-chip address decoding. The adapter board has a TTL chip to perform this decoding, and uses a standard 2716 EPROM.
by kens 1y ago
The MOS Technology 6540 ROM included some on-chip address decoding. The adapter board has a TTL chip to perform this decoding, and uses a standard 2716 EPROM.
- MBCook 1y agoOh interesting. I’ve never heard of a chip like that. Thanks.