Created
March 5, 2018 12:22
-
-
Save eriksvedang/20f9b2dfe402606f5bbc07408e3d3471 to your computer and use it in GitHub Desktop.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| .org $0200 | |
| jsr setup_hardware_registers | |
| ldx #$00 ; offset into sprite-table | |
| lda #$00 | |
| sta sprites,x ; x-position | |
| inx | |
| lda #$00 | |
| sta sprites,x ; y-position | |
| inx | |
| lda #$21 | |
| sta sprites,x ; tile-index | |
| rts | |
| tiles: | |
| .incbin "enias-font.bin" | |
| palette: | |
| .incbin "default_palette.bin" | |
| sprites: | |
| .repeat 64 | |
| .byte $00, $FE, $44, $80 | |
| .endrepeat | |
| nametable: | |
| .repeat 768 | |
| .byte $00 | |
| .endrepeat | |
| .proc setup_hardware_registers | |
| ; Setup tiles | |
| lda #<tiles | |
| sta $FE00 | |
| lda #>tiles | |
| sta $FE01 | |
| ; Setup sprite | |
| lda #<sprites | |
| sta $FE02 | |
| lda #>sprites | |
| sta $FE03 | |
| ; Setup palette | |
| lda #<palette | |
| sta $FE04 | |
| lda #>palette | |
| sta $FE05 | |
| ; Setup nametable | |
| lda #<nametable | |
| sta $FE06 | |
| lda #>nametable | |
| sta $FE07 | |
| rts | |
| .endproc |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment