move #$20,b move #$24,y0 andi #$00,ccr cmp y0,b move #$20,b move #$20,y0 andi #$00,ccr cmp y0,b move #$24,b move #$20,y0 andi #$00,ccr cmp y0,b move #$800AAA,b move #$20,y0 andi #$00,ccr cmp y0,b move #$800AAA,y0 move #$20,b andi #$00,ccr cmp y0,b