• 2022-10-27 问题

    空调机组控制柜是下列哪个位置() A: CREC B: CLRC C: SEC2L D: SEC2R

    空调机组控制柜是下列哪个位置() A: CREC B: CLRC C: SEC2L D: SEC2R

  • 2021-04-14 问题

    设(R0)=20H,(R1)=30H,(20H)=20H,(21H)=30H,(22H)=40H,(30H)=E0H,(31H)=50H,(32H)=60H。 CLRC MOVR2,#3 LOOP:MOVA,@R0 ADDCA,@R1 MOV@R0,A INCR0 INCR1 DJNZR2,LOOP SJMP$ 程序执行后,(20H)=。 注意:答案用十六进制,十六进制数用大写字母H表示

    设(R0)=20H,(R1)=30H,(20H)=20H,(21H)=30H,(22H)=40H,(30H)=E0H,(31H)=50H,(32H)=60H。 CLRC MOVR2,#3 LOOP:MOVA,@R0 ADDCA,@R1 MOV@R0,A INCR0 INCR1 DJNZR2,LOOP SJMP$ 程序执行后,(20H)=。 注意:答案用十六进制,十六进制数用大写字母H表示

  • 2021-04-14 问题

    设R0=20H,R1=25H,(20H)=80H,(21H)=90H,(22H)=A0H,(25H)=A0H,(26H)=6FH,(27H)=76H,下列程序执行程序后,(20H)=_、(21H)=_、(22H)=_的值。 CLRC MOVR2,#3 LOOP:MOVA,@R0 ADDCA,@R1 MOV@R0,A INCR0 INCR1 DJNZR2,LOOP JNCNEXT1 MOV@R0,#01H SJMP$ NEXT:DECR0 SJMP$

    设R0=20H,R1=25H,(20H)=80H,(21H)=90H,(22H)=A0H,(25H)=A0H,(26H)=6FH,(27H)=76H,下列程序执行程序后,(20H)=_、(21H)=_、(22H)=_的值。 CLRC MOVR2,#3 LOOP:MOVA,@R0 ADDCA,@R1 MOV@R0,A INCR0 INCR1 DJNZR2,LOOP JNCNEXT1 MOV@R0,#01H SJMP$ NEXT:DECR0 SJMP$

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