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標題: 51單片機正反轉程序 [打印本頁]

作者: 3333632 時間: 2019-12-20 20:33
標題: 51單片機正反轉程序
#include<reg52.h>

#define uint unsigned int
#define uchar unsigned char
//------8拍-----
uchar code zz[]={0x01,0x03,0x02,0x06,0x04,0x0c,0x08,0x09}; //正轉
uchar code fz[]={0x09,0x08,0x0c,0x04,0x06,0x02,0x03,0x01}; //反轉

sbit K1=P3^0; //停止
sbit K2=P3^1; //正轉
sbit K3=P3^2; //反轉
sbit K4=P3^3; //加速
sbit K5=P3^4; //減速

uchar state=0; //狀態變量

uint Time=60; //延時時間，用于調速

unsigned char receiveData='0';

void UsartConfiguration(); //初始化串口

void delay(uint ms) //延時，用于調速
{
 uint t;
 while(ms--)
 for(t=0;t<120;t++);
}

void motor_zz() //正傳函數
{
 uint j;
 for(j=0;j<8;j++)
 {
 if(P3==0xfb)
 break;
 P1=zz[j];
 delay(Time);
 }
}

void motor_fz() //反轉函數
{
 uint j;
 for(j=0;j<8;j++)
 {
 if(P3==0xfb)
 break;
 P1=fz[j];
 delay(Time);
 }
}

void main()
{
 UsartConfiguration();
 while(1)
 {
 while(state==0) //狀態0，停止
 {
 if((K2==0)||(receiveData=='z')) //按下K2或串口接收到'z'，電機正轉
 {
 state=1;
 receiveData='0';
 break;
 }
 if((K3==0)||(receiveData=='f')) //按下K3或串口接收到'f'，電機反轉
 {
 state=2;
 receiveData='0';
 break;
 }
 P0=0xfb;
 P1=0x03;
 }



 while(state==1) //狀態1，正轉
 {
 if((K1==0)||(receiveData=='t')) //按下K1或串口接收到'f'，電機反轉
 {
 state=0;
 receiveData='0';
 break;
 }
 if((K2==0)||(receiveData=='z')) //按下K2或串口接收到'z'，電機正轉
 {
 state=1;
 receiveData='0';
 break;
 }
 if((K3==0)||(receiveData=='f')) //按下K3或串口接收到'f'，電機反轉
 {
 state=2;
 receiveData='0';
 break;
 }
 if((K4==0)||(receiveData=='+')) //按下K4或串口接收到'+'，電機加速
 {
 Time=Time-5;
 if(Time<20)
 Time=20;
 while(K4==0);
 }
 if((K5==0)||(receiveData=='-')) //按下K5或串口接收到'-'，電機減速
 {
 Time=Time+5;
 if(Time>100)
 Time=100;
 while(K5==0);
 }
 motor_zz(); //狀態1，正轉
 }

 while(state==2) //狀態2，反轉
 {
 if((K1==0)||(receiveData=='t')) //按下K1或串口接收到'f'，電機反轉
 {
 state=0;
 receiveData='0';
 break;
 }
 if((K2==0)||(receiveData=='z')) //按下K2或串口接收到'z'，電機正轉
 {
 state=1;
 receiveData='0';
 break;
 }
 if((K3==0)||(receiveData=='f')) //按下K3或串口接收到'f'，電機反轉
 {
 state=2;
 receiveData='0';
 break;
 }
 if((K4==0)||(receiveData=='+')) //按下K4或串口接收到'+'，電機加速
 {
 Time=Time-5;
 if(Time<20)
 Time=20;
 while(K4==0);
 }
 if((K5==0)||(receiveData=='-')) //按下K5或串口接收到'-'，電機減速
 {
 Time=Time+5;
 if(Time>100)
 Time=100;
 while(K5==0);
 }
 motor_fz(); //狀態2，反轉
 }

 }
}

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