Topic 82C481 from EPARTS FAQ base
RU.HACKER (2:5020/299) RU.HACKER From : Lesha Bogdanow 2:5020/84.999 Sat 23 Jul 94 12:46 Subj : Shadow memory HΣ, βξς νΰοπθμεπ, UMC 82C481 (491 ?): Index reg: 22h Data reg: 24h 9Bh: R/W ?6?43?10 ³ ³³ ³ΐ Write disable to F0000...FFFFF ³ ³³ ΐ Shadow enable on F0000...FFFFF ³ ³³ ³ ³ΐ Write disable to E0000...EFFFF ³ ΐ Shadow enable on E0000...EFFFF ΐ Remap D0000...EFFFF 9Dh: R/W 76543210 ³³³³³³³ΐ Shadow enable on C0000...C3FFF ³³³³³³ΐ Shadow enable on C4000...C7FFF ³³³³³ΐ Shadow enable on C8000...CBFFF ³³³³ΐ Shadow enable on CC000...CFFFF ³³³ΐ Shadow enable on D0000...C3FFF ³³ΐ Shadow enable on D4000...C7FFF ³ΐ Shadow enable on D8000...CBFFF ΐ Shadow enable on DC000...CFFFF 9Eh: R/W 76543210 ³³³³³³³ΐ Write disable to C0000...C3FFF ³³³³³³ΐ Write disable to C4000...C7FFF ³³³³³ΐ Write disable to C8000...CBFFF ³³³³ΐ Write disable to CC000...CFFFF ³³³ΐ Write disable to D0000...C3FFF ³³ΐ Write disable to D4000...C7FFF ³ΐ Write disable to D8000...CBFFF ΐ Write disable to DC000...CFFFF
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