• 2022-06-04
    请填写下列指令中源操作数的寻址方式: (1) PUSH SP ______ (2) MOV A,#40H ______ (3) MOVX A,@R0 ______ (4) MOV A,R0 ______ (5) MOVC A,@A+DPTR ______ (6) MOV C,1FH ______