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also changing the tile map offset stored to $2116 changes where I write
the tile
This commit is contained in:
greg 2016-12-07 02:14:42 -08:00
parent da806439a5
commit 00bafe811a
1 changed files with 2 additions and 2 deletions
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test_gfx.asm
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@ -76,11 +76,11 @@ Start:
lda #%00000001 lda #%00000001
sta $212c ; enable bkg 1, sta $212c ; enable bkg 1,
ldx #$0400 ; load $0400 (VRAM address of tile data) ldx #$04f0 ; load $0400 (VRAM address of tile data)
stx $2116 ; and store it to VRAM address word-sized register stx $2116 ; and store it to VRAM address word-sized register
ldx #$0001 ldx #$0001
stx $2118 ;store tile map entry to the address specified in $2116 - this eincrements or not based on 2105 stx $2118 ;store tile map entry to the address specified in $2116 - this increments or not based on 2115
lda #%10000001 ; enable NMI and joypads lda #%10000001 ; enable NMI and joypads