To set a pixel, you can just do this: ld d, 1 ld e, 3 call FindPixel or (hl) ld (hl), a - Jeremy G. >Is this the fastest way to plot a pixel? >> >> >>ld d,1 >>ld e,3 >>call FindPixel >>ld (hl),a >>ld d,1 >>ld e,4 >>call FindPixel >>ld b,a >>ld a,(hl) >>or b >>ld (hl),a >>