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Notes on building a 32k RAM expansion for the TI PEB

I finally gave up on the OEM TI 32k RAM PEB card. It just wasn’t reliable … it passed all diagnostics that I could find, but it wouldn’t pass the acid test — function-6 GROM verification in Gazoo’s excellent Extended BASIC Suite v2.7. I’ve previously detailed attempts to build a working in-console 32k expansion. The […]