timer.c

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/*+++++++++++++++++++++++++++++++++++++++++++++++++++/
 程序名 ：Timer.c 定时器0中断子程序
 入口：
 出口：返回改变Time_Cut
 功能：定时2毫秒
+++++++++++++++++++++++++++++++++++++++++++++++++++*/
#include "CPLD.h"
unsigned char countup;
void ISR_Timer0(void) interrupt 1 using 1
{  
  ET0=0;
  TH0=(65536-110)/256;    
  TL0=(65536-110)%256;
   countup=0; 

  ET0=1;
}
//-----------------------------------------------------------