A.-128~+127 B.0~65535 C.-127~+128 D.0~255
A.001BH B.0119H C.0019H D.011BH
A.IP←(EA)CS←(EA+2) B.IP←BX) CS←(DI) C.IP<=(BX)DS←(DI) D.IP←(BX)+(DI)