#include "timer.h" #include "GPIO.h" #include "Led.h" #include "Task.h" static unsigned int T0Count = 0,T0Count1 = 0; /********************* Timer0中断函数************************/ void Timer0_Isr(void) interrupt 1 { T0Count++; T0Count1++; if(T0Count>=100) { T0Count=0; MainTaskLoop(); } if(T0Count1>=10) { T0Count1=0; SysAutoLoop(); } } void Timer0_Init(void) //1毫秒@24.000MHz { AUXR |= 0x80; //定时器时钟1T模式 TMOD &= 0xF0; //设置定时器模式 TL0 = 0x40; //设置定时初始值 TH0 = 0xA2; //设置定时初始值 TF0 = 0; //清除TF0标志 TR0 = 1; //定时器0开始计时 ET0 = 1; //使能定时器0中断 }