A、低血糖
B、低血钠
C、sheehan病
D、急性肠炎
E、以上都是
A、低血糖
B、低血钠
C、sheehan病
D、急性肠炎
E、以上都是
MOV 50H,30H ;(50H)=11H
MOV R0,#40H ;R0=40H
MOV A,11H ;A=22H
MOV 60H,@R0 ;(60H)=33H,R0=40H不变
MOV @R0,A ;(40H)=22H,R0=40H不变
MOV 30H,R0 ;(30H)=40H
MOV R0,30H
MOV R1,50H
MOV R7,2
CLR C
LOOP:MOV A,@R0
ADDC A.@R1
DA A
MOV @R0.A
INC R0
INC R1
DJNZ R7,LOOP
RET
则结果为:(30H)=______H,(31H)=______H,(R1)=______H,(R7)=______H。
MOV R0,# 30H ;R0=30H
MOV @R0,40H ;(30H)=20H
MOV A,50H ;A=40H
MOV R1,30H ;R1=20H
MOV B,@RO ;B=20H
MOV PSW,@ R1 ;PSW=60H
MOV 50H,#40H ;(50H)=40H
MOV R1,#50H ;R1=50H
MOV A,@R1 ;A=(R1)=(50H)=40H
MOV R0,A ;R0=40H
MOV 60H,@R0 ;(60H)=(R0)=(40H)=FFH
MOV 30H,60H ;(30H)=FFH
1 TAB DB 10H,20H,30H,40H,50H
2 P1 DD 02001000H
3 P2 DD TAB
4 LDS DI, P1
5 LES SI, P2
执行4指令后,(DS)=______。
MOV DPTR,#2040H ;
MOVX A,@DPTR ;
MOVC A,@A+DPTR ;
ADD A,20H ;
DA A ;
SWAP A ;
MOV R0,#50H ;R0=50H
MOV A,@R0 ;A=(50H)
RL A ;[A=(50H)]×2
MOV R1,A ;R1=[A=(50H)]×2
RL A ;[A=(50H)]×2×2
RL A ;[A=(50H)]×2×2×2
ADD A,R1 ;A=10×(50H)
MOV @R0,A ;(50H)←(50H)×10
为了保护您的账号安全,请在“简答题”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!