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標題:
單片機+L298控制步進電機Proteus仿真+代碼
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作者:
何廣亮
時間:
2019-5-14 00:47
標題:
單片機+L298控制步進電機Proteus仿真+代碼
L298控制步進電機仿真原理圖如下(proteus仿真工程文件可到本帖附件中下載)
0.png
(14.09 KB, 下載次數: 40)
下載附件
2019-5-14 17:46 上傳
單片機源程序如下:
#include <reg51.h>
#include <math.h>
#define uchar unsigned char
#define uint unsigned int
#define ON 0
#define OFF 1
sbit PWM=P3^5;
sbit MP=P3^4;
bit FLAG=0;
uchar code dispbit[6]={0x20,0x10,0x08,0x04,0x02,0x01};
uchar code seg[]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90};
//0,1,2,3,4,5,6,7,8,9
uchar disbuf[6]={0,0,0,0,10,10};
uint temp[6];
uint discount=0;
uint timecount=0;//定時的次數
uint T0count=0;
uint hus=0;
uint k=60;
uint Vc;
uint Vs;
uint tm=3000;
uint x;
void t0_serv() interrupt 1
{ T0count++;
}
void t1_serv() interrupt 3
{
PWM=1;
TH1=(65536-tm)/256;
TL1=(65536-tm)%256;
hus++;
if(hus==tm)
{ PWM=0;
TH1=(25536+tm)/256;
TL1=(25536+tm)%256;
}
timecount++;
if(timecount==250)
{
//FLAG=1;
TR0=0;
hus=0;
timecount=0;
Vc=T0count*65536+TH0*256+TL0;
Vs=144;
if(abs(Vc-Vs)>5)
{ tm=abs(k*(Vc-Vs));
T0count=0;
TR0=1;
TR1=1;
ET0=1;
ET1=1;
EA=1;
}
FLAG=1;
TR0=0;
timecount=0;
}
P0=dispbit[discount];
P1=seg[disbuf[discount]];
discount++;
if(discount==6)
{ discount=0;
}
}
void main()
{ uint i;
TMOD=0x15;
TH0=0;
TL0=0;
TH1=(65536-tm)/256;
TL1=(65536-tm)%256;
TR0=1;
TR1=1;
ET0=1;
ET1=1;
EA=1;
while(1)
{ if(FLAG==1)
{ FLAG=0;
x=T0count*65536+TH0*256+TL0;
for(i=0;i<6;i++)
{temp[i]=0;
}
i=0;
while(x/10)
{
temp[i]=x%10;
x=x/10;
i++;
}
temp[i]=x;
for(i=0;i<6;i++)
{
disbuf[i]=temp[i];
}
timecount=0;
T0count=0;
TH0=0;
TL0=0;
T0count=0;
TR0=1;
}
}
}
復制代碼
所有資料51hei提供下載:
仿真文件及原代碼.rar
(67.56 KB, 下載次數: 25)
2019-5-14 00:46 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
作者:
chanjay
時間:
2019-6-4 16:26
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