bujindianjizhishi.zip.c

本程序是C语言编写的,由 步进电机驱动的指针式温度表,反应灵敏,指示精确.

#include <reg52.h>
#include <math.h>
unsigned char tab[6]={0x06,0x0E,0x08,0x09,0x01,0x07};
unsigned char tab1[6]={0x07,0x01,0x09,0x08,0x0E,0x06};
unsigned int tab2[7]={0,10,5,20,10,20,15};
//						40,20,60,40,40,20

delay(unsigned int n)
{
  for(;n>0;n--);	
}

/*delay1(unsigned int m)
{unsigned int n;
 for(;m>0;m--)
 {for(n=0;n<60000;n++);}
}*/

zhengzhuan(unsigned int m)
{
	unsigned int i;
	for(;m>0;m--)
 	{for(i=0;i<6;i++)
 		{
		 P2=tab[i];
  		 delay(300);
		}
	}
}



	
fanzhuan(unsigned int n)	
{
	unsigned int j;	
	for(;n>0;n--)
 	{for(j=0;j<6;j++)
 		{P2=tab1[j];
 	 	delay(300);
	 	}
	 }
}

main()
{
	unsigned int x,z;
	float y;

  while(1)
{ 


for(x=0;x<6;x++)
   	{
		if(tab2[x+1]>tab2[x])
			{
				y=tab2[x+1]-tab2[x];
				z=y*4;
				zhengzhuan(z);
				delay(60000);	
				delay(60000);
			}			
		else 
			{
				y=tab2[x]-tab2[x+1];
				z=y*4;
				fanzhuan(z);	
				delay(60000);	
				delay(60000);
			}
	    }
 
	}
}