Labels:clock | dialog box OCR: inc ax assermbles opcode byte inc al assembles FF opcode byte co mod- reg- byte FIGU JRE 9.1 The 16-hir register only versions of inc and dec are only 1 byte long and execute in just cycles. By contrast. the mod reg. 141.1 versions of inc reg and dec reg are bytes long and execue in cveles cvcles