假定(A)=83H,(R0)=17H,(17H)=34H,执行以下指令后,(A)= 。XRL A,@R0
A: 0CBH
B: 0B7H
C: 0BCH
D: 7BH
A: 0CBH
B: 0B7H
C: 0BCH
D: 7BH
举一反三
- 【填空题】假定(A)=83H,(R0)=17H,(17H)=34H,执行以下指令后,(A)=____。 ANL A,#17H ORL 17H,A XRL A,@R0 CPL A
- 中国大学MOOC: 假定(A)=83H,(R0)=17H,(17H)=34H,执行以下指令后,(A)= 。XRL A,@R0
- 已知(A)=83H,(R0)=17H,(17H)=34H,执行下列程序段后;ANLA,#17HORL17H,AXRLA,@R0CPLA问:(A)=,(R0)=,(17H)= A: (A)=0CBH B: (R0)=17H C: (17H)=37H D: (A)=0BCH E: (R0)=27H
- 假定(A)=83H,(R0)=17H,(17H)=43H,执行以下指令后,(A)=()。 ANL A,#17H; ORL 17H,A XRL A,@R0 CPL A
- 假定(A)=83H,(R0)=17H,(17H)=34H,执行以下程序段 ANL A,#17H ORL 17H,A XRL A,@R0 CPL A 后,A的内容为( )