假定A=83H,R0=17H,(17H)=34H,执行以下指令:
ANL A, #17H
ORL A, @R0
CPL A
ANL A, #17H
ORL A, @R0
CPL A
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
- 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( )
- 假定A=38H,(R0)=17H,(17H)=34H,执行以下指令: ANL A,#17H ORL 17H,A XRL A,@R0 CPL A 后,A的内容为
- 假定(A)=83H,(R0)=17H,(17H)=34H,执行以下程序段后,A的内容为()MOV A,#17H ORL A, 17H