求助，電機角度測量

ID:272159 · 發表于 2018-1-10 09:38

利用單片機控制伺服電機轉動并測量轉動角度，原理圖和程序

ID:326699 · 發表于 2018-5-14 16:19

#include "reg52.h"

int delay();
void inti_lcd();
void show_lcd(int);
void cmd_wr();
void ShowState();
void clock(unsigned int Delay) ;
void DoSpeed();    //¼ÆËãËù¶è
//Õy×aÖμ
#define RIGHT_RUN 1
//·′×aÖμ
#define LEFT_RUN 0
sbit RS=0xA0;
sbit RW=0xA1;
sbit E=0xA2;

char SpeedChar[]="SPEED(n/min):";
char StateChar[]="RUN STATE:";
char STATE_CW[]="CW";
char STATE_CCW[]="CCW";
char SPEED[3]="050";
unsigned int RunSpeed=50; //Ëù¶è
unsigned char RunState=RIGHT_RUN;  //ÔËDD×′ì¬
main()
{

/*¶¨ê±Æ÷éèÖÃ*/
TMOD=0x66; //¶¨ê±Æ÷0￡¬1¶¼Îa¼Æêy·½ê½￡»·½ê½2￡»
EA=1; //¿aÖD¶Ï

TH0=0xff; //¶¨ê±Æ÷03õÖμFFH￡»
TL0=0xff;
ET0=1;
TR0=1;

TH1=0xff; //¶¨ê±Æ÷13õÖμFFH￡»
TL1=0xff;
ET1=1;
TR1=1;

IT0=1; //Âö3å·½ê½
EX0=1; //¿aía2¿ÖD¶Ï0:¼óËù
IT1=1; //Âö3å·½ê½
EX1=1; //¿aía2¿ÖD¶Ï1:¼õËù

inti_lcd();
DoSpeed();
ShowState();
while(1)
{
   clock(RunSpeed);
   P0=0x01;
}

}

//¶¨ê±Æ÷0ÖD¶Ï3ìDò:Õy×a
void t_0(void) interrupt 1
{
RunState=RIGHT_RUN;
P0=1;
P1=0x01;
cmd_wr();
ShowState();
}

//¶¨ê±Æ÷1ÖD¶Ï:·′×a
void t_1(void) interrupt 3
{
RunState=LEFT_RUN;
P0=0;
P1=0x01;
cmd_wr();
ShowState();

}

//ÖD¶Ï0:¼óËù3ìDò
void SpeedUp() interrupt 0
{
   if(RunSpeed>=12)
      RunSpeed=RunSpeed-2;
   DoSpeed();
   P1=0x01;
   cmd_wr();
   ShowState();

}

//ÖD¶Ï1:¼õËù3ìDò
void SpeedDowm() interrupt 2
{

if(RunSpeed<=100)
      RunSpeed=RunSpeed+2;
DoSpeed();
P1=0x01;
cmd_wr();
ShowState();


}

int delay()       //ÅD¶ÏLCDêÇ·ñÃ|
{
int a;
start:

RS=0;
RW=1;
E=0;
for(a=0;a<2;a++);
E=1;
P1=0xff;
if(P1^7==0)
   return 0;
else
   goto start;

}

void inti_lcd()  //éèÖÃLCD·½ê½
{

P1=0x38;
cmd_wr();
delay();

P1=0x01;    //Çå3y
cmd_wr();
delay();

P1=0x0f;
cmd_wr();
delay();

P1=0x06;
cmd_wr();
delay();

P1=0x0c;
cmd_wr();
delay();
}

void cmd_wr()          //D′¿ØÖÆ×Ö
{
RS=0;
RW=0;
E=0;
E=1;
}

void show_lcd(int i) //LCDÏÔê¾×ó3ìDò
{
P1=i;
RS=1;
RW=0;
E=0;
E=1;

}

void ShowState() //ÏÔê¾×′ì¬óëËù¶è
{
int i=0;
while(SpeedChar[i]!='\0')
{
   delay();
   show_lcd(SpeedChar[i]);
   i++;
}

delay();
P1=0x80 | 0x0d;
cmd_wr();

i=0;
while(SPEED[i]!='\0')
{
   delay();
   show_lcd(SPEED[i]);
   i++;
}

delay();
P1=0xC0;
cmd_wr();

i=0;
while(StateChar[i]!='\0')
{
   delay();
   show_lcd(StateChar[i]);
   i++;
}

delay();
P1=0xC0 | 0x0A;
cmd_wr();

i=0;
if(RunState==RIGHT_RUN)
      while(STATE_CW[i]!='\0')
      {
      delay();
      show_lcd(STATE_CW[i]);
      i++;
      }
else
   while(STATE_CCW[i]!='\0')
      {
      delay();
      show_lcd(STATE_CCW[i]);
      i++;
      }

}
void clock(unsigned int Delay) //1msÑóê±3ìDò
{  unsigned int i;
for(;Delay>0;Delay--)
for(i=0;i<124;i++);

}

void DoSpeed()
{
SPEED[0]=(1000*6/RunSpeed/100)+48;
SPEED[1]=1000*6/RunSpeed%100/10+48;
SPEED[2]=1000*6/RunSpeed%10+48;
}

這是程序

ID:326699 · 發表于 2018-5-14 16:22

#include "reg52.h"

int delay();
void inti_lcd();
void show_lcd(int);
void cmd_wr();
void ShowState();
void clock(unsigned int Delay) ;
void DoSpeed();    //¼ÆËãËù¶è
//Õy×aÖμ
#define RIGHT_RUN 1
//·′×aÖμ
#define LEFT_RUN 0
sbit RS=0xA0;
sbit RW=0xA1;
sbit E=0xA2;

char SpeedChar[]="SPEED(n/min):";
char StateChar[]="RUN STATE:";
char STATE_CW[]="CW";
char STATE_CCW[]="CCW";
char SPEED[3]="050";
unsigned int RunSpeed=50; //Ëù¶è
unsigned char RunState=RIGHT_RUN;  //ÔËDD×′ì¬
main()
{

/*¶¨ê±Æ÷éèÖÃ*/
TMOD=0x66; //¶¨ê±Æ÷0￡¬1¶¼Îa¼Æêy·½ê½￡»·½ê½2￡»
EA=1; //¿aÖD¶Ï

TH0=0xff; //¶¨ê±Æ÷03õÖμFFH￡»
TL0=0xff;
ET0=1;
TR0=1;

TH1=0xff; //¶¨ê±Æ÷13õÖμFFH￡»
TL1=0xff;
ET1=1;
TR1=1;

IT0=1; //Âö3å·½ê½
EX0=1; //¿aía2¿ÖD¶Ï0:¼óËù
IT1=1; //Âö3å·½ê½
EX1=1; //¿aía2¿ÖD¶Ï1:¼õËù

inti_lcd();
DoSpeed();
ShowState();
while(1)
{
   clock(RunSpeed);
   P0=0x01;
}

}

//¶¨ê±Æ÷0ÖD¶Ï3ìDò:Õy×a
void t_0(void) interrupt 1
{
RunState=RIGHT_RUN;
P0=1;
P1=0x01;
cmd_wr();
ShowState();
}

//¶¨ê±Æ÷1ÖD¶Ï:·′×a
void t_1(void) interrupt 3
{
RunState=LEFT_RUN;
P0=0;
P1=0x01;
cmd_wr();
ShowState();

}

//ÖD¶Ï0:¼óËù3ìDò
void SpeedUp() interrupt 0
{
   if(RunSpeed>=12)
      RunSpeed=RunSpeed-2;
   DoSpeed();
   P1=0x01;
   cmd_wr();
   ShowState();

}

//ÖD¶Ï1:¼õËù3ìDò
void SpeedDowm() interrupt 2
{

if(RunSpeed<=100)
      RunSpeed=RunSpeed+2;
DoSpeed();
P1=0x01;
cmd_wr();
ShowState();


}

int delay()       //ÅD¶ÏLCDêÇ·ñÃ|
{
int a;
start:

RS=0;
RW=1;
E=0;
for(a=0;a<2;a++);
E=1;
P1=0xff;
if(P1^7==0)
   return 0;
else
   goto start;

}

void inti_lcd()  //éèÖÃLCD·½ê½
{

P1=0x38;
cmd_wr();
delay();

P1=0x01;    //Çå3y
cmd_wr();
delay();

P1=0x0f;
cmd_wr();
delay();

P1=0x06;
cmd_wr();
delay();

P1=0x0c;
cmd_wr();
delay();
}

void cmd_wr()          //D′¿ØÖÆ×Ö
{
RS=0;
RW=0;
E=0;
E=1;
}

void show_lcd(int i) //LCDÏÔê¾×ó3ìDò
{
P1=i;
RS=1;
RW=0;
E=0;
E=1;

}

void ShowState() //ÏÔê¾×′ì¬óëËù¶è
{
int i=0;
while(SpeedChar[i]!='\0')
{
   delay();
   show_lcd(SpeedChar[i]);
   i++;
}

delay();
P1=0x80 | 0x0d;
cmd_wr();

i=0;
while(SPEED[i]!='\0')
{
   delay();
   show_lcd(SPEED[i]);
   i++;
}

delay();
P1=0xC0;
cmd_wr();

i=0;
while(StateChar[i]!='\0')
{
   delay();
   show_lcd(StateChar[i]);
   i++;
}

delay();
P1=0xC0 | 0x0A;
cmd_wr();

i=0;
if(RunState==RIGHT_RUN)
      while(STATE_CW[i]!='\0')
      {
      delay();
      show_lcd(STATE_CW[i]);
      i++;
      }
else
   while(STATE_CCW[i]!='\0')
      {
      delay();
      show_lcd(STATE_CCW[i]);
      i++;
      }

}
void clock(unsigned int Delay) //1msÑóê±3ìDò
{  unsigned int i;
for(;Delay>0;Delay--)
for(i=0;i<124;i++);

}

void DoSpeed()
{
SPEED[0]=(1000*6/RunSpeed/100)+48;
SPEED[1]=1000*6/RunSpeed%100/10+48;
SPEED[2]=1000*6/RunSpeed%10+48;
}

忘了說了，這個是控制轉速的

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求助，電機角度測量