用单片机做直流电机驱动程序

ID:445209 · 发表于 2018-12-12 21:05

#include "reg51.h"
#define uchar unsigned char
#define uint unsigned int
#define out P1
sbit DAC_cs=P2^0;
sbit DAC_wr=P2^1;

void main(void)
{
      uchar temp,i=255;
      while(1)
      {
            {
            out=temp;
            DAC_cs=0;
            DAC_wr=0;
            DAC_cs=1;
            DAC_wr=1;
            temp++;
            while(--i);
            while(--i);
            while(--i);
            }
      }
}

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