half works :D

need to:
* align the framebuffer on 4096 byte boundary?
* fix color reversal
This commit is contained in:
Brooke Vibber 2022-11-25 20:10:17 -08:00
parent 53293e8243
commit e20b8503ab

View file

@ -69,8 +69,9 @@ wait_vblank:
sta SDMCTL sta SDMCTL
wait_start: wait_start:
sta WSYNC
lda VCOUNT lda VCOUNT
cmp #12 cmp #15
bne wait_start bne wait_start
ldy #0 ldy #0