t4s.asm

串口通信 频率测量 EEPROM读写程序

        .include "c:\appnotes\2333def.inc"     
        .org $000
         rjmp main
 main: ldi r17,$df
       out SPL,r17   
       nop
       rcall delay2
       rjmp main 
 delay2:ldi r21,$10
        d22:ldi r22,$0ff                    
        d12:ldi r23,$0ff
        d02:dec r23
           wdr           
           brne d02            
           dec r22                      
           brne d12
           dec r21         
           brne d22   
           ret