time.c

本代码可实现通过C8051单片机控制步进电机正反转

#include "ioCC2430.h"
#include "hal.h"
void init_TIMER1()//初始化定时器1
{
 CLKCON |= 0x28;// TICKSPD IS 1MHz
 EA =1;
                       //p1 interrupt enable
 // PICTL &=~0X02;              // rise edge 
 PICTL |=0X02;
 P1IEN |=0xC0;                 //p1_6 and p1_7 interrupt enable                     
 T1IE=1;
 OVFIM=1; 
 T1CC0L = 0x30;
 T1CC0H = 0x75;  //设定计数为30000，TIME SLICE IS 30ms
 T1CTL &= ~0x80; //清中断标志
 P1IFG &=0x3F;   //interrupt flag
 IEN2 |=0X10; 
}