csh.asm

电子报警器源程序,包含键盘程序,动态扫描

     MOV A,#00H
     MOV R0,#30H
     MOV R1,#40H
LOOP:MOV @R0,A
     INC R0
     DJNZ R1,LOOP
LOOP1: NOP
       LJMP LOOP1
       END