MSP430之ADC采集滤波

占位符

     /* 加权平均滤波 */
     static unsigned char coe[] = {,,,,,,,,,,,,};
     static unsigned int coeSum= ++++++++++++;
     unsigned long temp = ;

     for (i = ; i<ADCN; i++)
     {
         temp += arr[i]*coe[i];
     }
     temp = (unsigned long )( temp * 1.0 / coeSum);

占位符

 /* 中值滤波 */
     unsigned long temp = ;

     // 选择排序
     for (i = ; i<ADCN-; i++)
     {
         k = i;
         for (j = i+; j<ADCN; j++)
         {
             if (arr[j] < arr[k])
                 k = j;
         }
         if (k != i)
         {
             temp = arr[k];
             arr[k] = arr[i];
             arr[i] = temp;
         }
     }
     temp = arr[ (ADCN - ) / ];        //返回中值