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Disable CHAREN so cpu can get petscii

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hugova 2025-03-28 16:51:31 +01:00
parent c206f7205a
commit 99a1f25c15
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wip-hugo/STARTUP.s
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@ -86,3 +86,8 @@ jsr memset
LDA #$36 ; 00110110
STA $0001
CLI ;Disable interups (not all)
;https://www.c64-wiki.com/wiki/Bank_Switching
;Disable IO, CHAREN =0
LDA #%11111011
AND $0001
STA $0001