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Merge pull request #2862 from dansanderson/master

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c65 target: conio accesses all color RAM in 80x25 text mode
This commit is contained in:
Bob Andrews
2026-01-09 23:45:05 +01:00
committed by GitHub
parent 1e1e8a686e 5296d394e4
commit 034f73a9e1
2 changed files with 21 additions and 1 deletions
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11
libsrc/c65/cpeekcolor.s
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@@ -18,8 +18,19 @@ _cpeekcolor:
lda SCREEN_PTR lda SCREEN_PTR
sta ptr1 sta ptr1
php
sei
lda $D030
ora #$01
sta $D030
ldy #0 ldy #0
lda (ptr1),y lda (ptr1),y
tay
lda $D030
and #$FE
sta $D030
tya
plp
ldx #>$0000 ldx #>$0000
rts rts

11
libsrc/c65/cputc.s
View File

@@ -113,10 +113,19 @@ putchar:
lda ptr4 + 1 lda ptr4 + 1
clc clc
adc #>$d000 adc #>$D000
sta ptr4 + 1 sta ptr4 + 1
php
sei
lda $D030
ora #$01
sta $D030
lda CHARCOLOR lda CHARCOLOR
sta (ptr4),y ; Set color sta (ptr4),y ; Set color
lda $D030
and #$FE
sta $D030
plp
rts rts