; ; Exercise LD opcodes ; LD V0, 01 SE V0, 01 ; SE Vx, nn - skip LD V0, 00 LD V1, 00 SE V1, 01 ; SE Vx, nn - no skip LD V1, 01 LD V2, 01 SNE V2, 00 ; SNE Vx, nn - skip LD V2, 00 LD V3, 00 SNE V3, 00 ; SNE Vx, nn - no skip LD V3, 01 ; prepare for register based skips LD Va, 12 LD Vb, 34 LD Vc, 12 LD V4, 01 SE Va, Vc ; SE Vx, Vy - skip LD V4, 00 LD V5, 00 SE Va, Vb ; SE Vx, Vy - no skip LD V5, 01 LD V6, 01 SNE Va, Vb ; SNE Vx, Vy - skip LD V6, 00 LD V7, 00 SNE Va, Vc ; SNE Vx, Vy - no skip LD V7, 01 EXIT