function.s43

用MSP430单片机实现的IC卡计费系统

#include "msp430x41x.h"

PUBLIC DelayTime

RSEG	  CODE


;*********************************************************
;     输入: R12  延时时间:R12*100us
;*********************************************************
DelayTime
            mov #200,r15
DelayTimeA  dec R15
            jnz DelayTimeA
            dec R12
            //mov #WDTPW+WDTCNTCL,&WDTCTL;  clear Watch dog
            jnz DelayTime
            ret

        end