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標題: 89C52RC單片機做自動喂食機 [打印本頁]

作者: jinweidong 時間: 2018-11-13 17:28
標題: 89C52RC單片機做自動喂食機
閑來無事，給家里狗狗制作了自動喂食機，

代碼如下：
#include<reg52.h>
sbit led1=P2^0;
sbit led2=P2^1;
sbit led3=P2^2;
sbit led4=P2^3;
sbit led5=P2^4;
sbit led6=P2^5;
sbit FZ  =P3^7;
sbit IN1=P1^3;
sbit IN2=P1^2;
sbit IN3=P2^7;
sbit IN4=P2^6;
void Delay10ms(unsigned int c) ;

unsigned char code LedChar[]={
      0x40, 0x79, 0x24, 0x30, 0x19, 0x12, 0x02, 0x78,
      0x00, 0x10
      };

unsigned char LedBuff[]={
      0xff, 0xff, 0xff, 0xff, 0xff, 0xff
      };
unsigned int cnt = 0;

void main()
{


      unsigned long sec;
      sec=0x00;
TMOD = 0x01;
      TH0 = 0xFC;
      TL0 = 0x66;
      TR0 = 1;
      EA = 1;
      ET0 = 1;


   while(1)
      {
               if(cnt >= 1000)
            {
                     cnt = 0;
                     sec++;


                     //if(sec==20)
            ////       {
            //       FZ=0;Delay5ms(50)       ;FZ=1;Delay5ms(50)       ; FZ=0;Delay5ms(50);       FZ=1;Delay5ms(50);
            //       IN1=1;IN2=0;  Delay5ms(50)       ;IN1=0;IN2=1;       Delay5ms(50)       ;
            //       IN1=1;IN2=0;  Delay5ms(50)       ;IN1=0;IN2=1;       Delay5ms(50)       ;
            //       IN1=IN2=0;
            //       }

                     LedBuff[0] = LedChar[sec%3600%60%10];
                     LedBuff[1] = LedChar[sec%3600%60/10];
                     LedBuff[2] = LedChar[sec%3600/60%10];
                     LedBuff[3] = LedChar[sec%3600/60/10];
                     LedBuff[4] = LedChar[sec/3600%10];
                     LedBuff[5] = LedChar[sec/3600/10];


            if(sec>=43200)
            {

               sec=0;


            }

            }
      }
}

unsigned char i = 0;
void InterruptTimer0()  interrupt 1
{
      TH0 = 0xFC;
      TL0 = 0x66;
      cnt++;
      P0=P2 = 0xff;
      switch(i)
      {
            case 0:led1=0; i++; P0=LedBuff[0];break;
            case 1:led2=0; i++; P0=LedBuff[1];break;
            case 2:led3=0; i++; P0=LedBuff[2];break;
            case 3:led4=0; i++; P0=LedBuff[3];break;
            case 4:led5=0; i++; P0=LedBuff[4];break;
            case 5:led6=0; i=0; P0=LedBuff[5];break;
      default:break;
      }
}//
void Delay10ms(unsigned int c)
{
unsigned char a, b;


for (;c>0;c--)
      {
            for (b=249;b>0;b--)
            {
                     for (a=17;a>0;a--);
            }
      }
}

作者: 電子發燒友jm 時間: 2021-1-30 00:09
有電路圖

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