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- Thu Jul 04, 2024 11:17 am
- Forum: Progamming / Learning 📚
- Topic: PCJR Cartridge Items.
- Replies: 2
- Views: 32009
Re: PCJR Cartridge Items.
The PCjr Technical Reference (2-107 thru 2-118 Program Cartridge and schematics B-20 thru B-22 Program Cartridge) documents the specifications for the cartridge. The original specifications for the ROM chips are found on 2-114. I've designed a few development-oriented cartridges from scratch ...