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IRQBRKHDLR: Add LDA #$80, TSB $C036 to set GS to fast mode.

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Bobbi Webber-Manners 2022-09-20 23:31:16 -04:00
parent 0a2b891b7c
commit 5481da53f3
2 changed files with 2 additions and 0 deletions

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applecorn.po

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auxmem.misc.s

@ -562,6 +562,8 @@ IRQBRKHDLR PHA
STA $45 ; $45=A for ProDOS IRQ handlers STA $45 ; $45=A for ProDOS IRQ handlers
BPL :S1 ; If aux write wasn't active, skip BPL :S1 ; If aux write wasn't active, skip
STA $C005 ; Write to aux memory STA $C005 ; Write to aux memory
LDA #$80
TSB $C036 ; For GS: Enable 'fast' speed
:S1 TXA :S1 TXA
PHA PHA
CLD CLD