.text #include "memmap.i65" loprint: rep #$30 : .xl : .al lda !print_x and #$00ff asl ;double the offset for WRAM addressing clc adc #!BG1_TILE_BUF sta !print_temp lda !print_y and #$00ff asl asl asl asl asl asl ;double the offset for WRAM addressing clc adc !print_temp ; we need to transfer to WRAM and from there to VRAM via DMA during VBLANK ; because VRAM can only be accessed during VBLANK and forced blanking. sta @$2181 sep #$20 : .as lda #$7f ;we really only need bit 0. full bank given for clarity sta @$2183 ldx !print_src lda !print_bank pha plb loprint_loop_inner lda !0,x beq loprint_end sta @$2180 lda #$00 adc #$00 ora #$20 sta @$2180 inx bra loprint_loop_inner loprint_end lda #$00 pha plb rts loprint_endend .byt $ff