to_string.c

uClinux 下MicroWindows开发的电机控制平台软件和模拟示波器的双路数据采集系统源码

/*得到数据的长度*/
unsigned short FUN_Getlen(unsigned int value)
{
  if(value/100000)
  {
    return 6;
  }
  if(value/10000)
  {
    return 5;
  }
  if(value/1000)
  {
    return 4;
  }
  if(value/100)
  {
    return 3;
  }
  if(value/10)
  {
    return 2;
  }
  return 1;
}

unsigned short FUN_Getlenth(unsigned short value)
{
  if(value/1000)
  {
    return 4;
  }
  if(value/100)
  {
    return 3;
  }
  if(value/10)
  {
    return 2;
  }
  return 1;
}
/*将无符号短整型转换为对应字符串的函数，其返回值为转换后的字符串的长度*/
int FUN_To_String1()
{
   char temp[5];
   register short i;
   register short j;
   register short shsize;
   register short cpsize;   
   register short chsize=0;
   shsize=FUN_Getlen(Mask_Screen_XCount);
   cpsize=shsize+1;
   snprintf(One,cpsize,"%u",Mask_Screen_XCount);
   chsize+=shsize;
   One[chsize]=',';
   chsize+=1;
   One[chsize]='3';
   chsize+=1;
   One[chsize]='2';
   chsize+=1;
   One[chsize]='0';
   chsize+=1;
   One[chsize]=',';   
   chsize+=1;
   for(i=0;i<320;i++)
   {    
	   shsize=FUN_Getlenth(AD_Data_Buffer_One[i]);
	   cpsize=shsize+1;
	   snprintf(temp,cpsize,"%u",AD_Data_Buffer_One[i]);
           temp[shsize]=',';
	   for(j=0;j<=shsize;j++)
	   {
	    One[chsize]=temp[j];
            chsize+=1;
	   }
   }
   chsize--;
   One[chsize]='.';
   return chsize;
}

int FUN_To_String2()
{
   char temp[5];
   register short i;
   register short j;
   register short shsize;
   register short cpsize;   
   register short chsize=0;
   shsize=FUN_Getlen(Mask_Screen_XCount);
   cpsize=shsize+1;
   snprintf(Two,cpsize,"%u",Mask_Screen_XCount);
   chsize+=shsize;
   Two[chsize]=',';
   chsize+=1;
   Two[chsize]='3';
   chsize+=1;
   Two[chsize]='2';
   chsize+=1;
   Two[chsize]='0';
   chsize+=1;
   Two[chsize]=',';   
   chsize+=1;
   for(i=0;i<320;i++)
   {    
	   shsize=FUN_Getlenth(AD_Data_Buffer_Two[i]);
	   cpsize=shsize+1;
	   snprintf(temp,cpsize,"%u",AD_Data_Buffer_Two[i]);
           temp[shsize]=',';
	   for(j=0;j<=shsize;j++)
	   {
	    Two[chsize]=temp[j];
            chsize+=1;
	   }
   }
   chsize--;
   Two[chsize]='.';
   return chsize;
}