二相四线步进电机的单片机源程序用L298N模块驱动 -

#include "reg52.h"
//电机IO
#define GPIO_MOTOR P1
//sbit F1 = P1^0;
//sbit F2 = P1^1;
//sbit F3 = P1^2;
//sbit F4 = P1^3;
//按键IO
sbit K1=P3^0;
sbit K2=P3^1;
sbit K3=P3^2;
sbit K4=P3^3;
sbit a0=P1^0;
sbit a1=P1^1;
sbit b0=P1^3;
sbit b1=P1^4;
void right(unsigned int y);
void left(unsigned int x);
void Delay(unsigned int t);
unsigned char Direction,Speed;
void motor();
/*******************************************************************************
* 函数名 : main
* 函数功能 : 主函数
* 输入 : 无
* 输出 : 无
*******************************************************************************/
void main(void)
{
unsigned char i;
Speed=10;
while(1)
{
if(K1==0) //检测按键K1是否按下
{
Delay(50); //消除抖动
if(K1==0)
{
Direction=1;
}
while((i<200)&&(K1==0)) //检测按键是否松开
{
Delay(50);
i++;
}
i=0;
}
if(K2==0) //检测按键K1是否按下
{
Delay(50); //消除抖动
if(K2==0)
{
Direction=2;
}
while((i<200)&&(K2==0)) //检测按键是否松开
{
Delay(50);
i++;
}
i=0;
}
if(K3==0) //检测按键K1是否按下
{
Delay(100); //消除抖动
if(K3==0)
{
Speed--;
if(Speed<=3)
Speed=4;
}
while((i<200)&&(K2==0)) //检测按键是否松开
{
Delay(1);
i++;
}
i=0;
}
if(K4==0) //检测按键K1是否按下
{
Delay(100); //消除抖动
if(K4==0)
{
Speed++;
}
while((i<200)&&(K4==0)) //检测按键是否松开
{
Delay(100);
i++;
}
i=0;
}
motor();
}
}
void motor()
{
if(Direction==1)
{
a0=0;
a1=1;
b0=1;
b1=1;
Delay(Speed);
a0=1;
a1=0;
b0=1;
b1=1;
Delay(Speed);
a0=1;
a1=1;
b0=0;
b1=1;
Delay(Speed);
a0=1;
a1=1;
b0=1;
b1=0;
Delay(Speed);
}
if(Direction==2)
{
a0=1;
a1=1;
b0=1;
b1=0;
Delay(Speed);
a0=1;
a1=1;
b0=0;
b1=1;
Delay(Speed);
a0=1;
a1=0;
b0=1;
b1=1;
Delay(Speed);
a0=0;
a1=1;
b0=1;
b1=1;
Delay(Speed);
}
}
void Delay(unsigned int t)
{
unsigned int k;
while(t--)
{
for(k=0; k<70; k++)
{ }
}
}
/*void left(unsigned int x)
{
a0=0;
a1=1;
b0=1;
b1=1;
Delay(x);
a0=1;
a1=0;
b0=1;
b1=1;
Delay(x);
a0=1;
a1=1;
b0=0;
b1=1;
Delay(x);
a0=1;
a1=1;
b0=1;
b1=0;
Delay(x);
}
void right(unsigned int y)
{
a0=1;
a1=1;
b0=1;
b1=0;
Delay(y);
a0=1;
a1=1;
b0=0;
b1=1;
Delay(y);
a0=1;
a1=0;
b0=1;
b1=1;
Delay(y);
a0=0;
a1=1;
b0=1;
b1=1;
Delay(y);
}*/
/*
#include<reg52.h>
sbit a0=P1^0;
sbit a1=P1^1;
sbit b0=P1^3;
sbit b1=P1^4;
void Delay(unsigned int t)
void main()
{
en0=1;
en1=1;
while(1)
{
a0=0;
a1=1;
b0=1;
b1=1;
Delay(500);
a0=1;
a1=0;
b0=1;
b1=1;
Delay(500);
a0=1;
a1=1;
b0=0;
b1=1;
Delay(500);
a0=1;
a1=1;
b0=1;
b1=0;
Delay(500);
}
}
void Delay(unsigned int t)
{
unsigned int k;
while(t--)
{
for(k=0; k<80; k++)
{ }
}
}
#include<reg52.h>
#define uint unsigned int
#define uchar unsigned char
sbit a0=P1^0;
sbit a1=P1^1;
sbit en0=P1^2;
//1
sbit b0=P1^3;
sbit b1=P1^4;
sbit en1=P1^5;
//2
void zheng(uchar k,uchar j);
void yanshi(uint z);
void xifen(uchar k1,uchar j1);
uchar b,num,n,num1,n1,h;
void main()
{
en0=1;
en1=1;
while(1)
{
xifen(10,100); //1/210mS100 果步 1.890
yanshi(400);
zheng(15,50); //15mS 50 1.890
yanshi(400);
}
}
void zheng(uchar k,uchar j)
{
b=j/4;
b=b+1;
num=0;
for(b;b>0;b--)
{
if(num<j&n==0)//A-B+
{
a0=0;
a1=1;
b0=1;
b1=0;
yanshi(k);
num++;
n=1;
}
if(num<j&n==1) //A- B-
{
a0=0;
a1=1;
b0=0;
b1=1;
yanshi(k);
num++;
n=2;
}
if(num<j&n==2)//A+ B-
{
a0=1; a1=0; b0=0; b1=1;
yanshi(k);
num++;
n=3;
}
if(num<j&n==3)//A+ B+
{
a0=1;
a1=0;
b0=1;
b1=0;
yanshi(k);
num++;
n=0;
}
}
}
void xifen(uchar k1,uchar j1)
{
h=j1/8;
h=h+1;
num1=0;
for(h;h>0;h--)
{
if(num1<j1&n1==0)//A- B+
{
a0=0;
a1=1;
b0=1;
b1=0;
yanshi(k1);
num1++;
n1=1;
}
if(num1<j1&n1==1) //A-
{
a0=0;
a1=1;
b0=0;
b1=0;
yanshi(k1);
num1++;
n1=2;
}
if(num1<j1&n1==2) //A- B-
{
a0=0;
a1=1;
b0=0;
b1=1;
yanshi(k1);
num1++;
n1=3;
}
if(num1<j1&n1==3)// B-
{
a0=0;
a1=0;
b0=0;
b1=1;
yanshi(k1);
num1++;
n1=4;
}
if(num1<j1&n1==4) //A+B-
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