 8ݴھֵ˲
         AccsumX = 0;
         AccsumY = 0;
         AccsumZ = 0;
         for( i=0;i<FILTERNUM-1;i++)
         {
                   fAccX[i] = fAccX[i+1];
                   fAccY[i] = fAccY[i+1];
                   fAccZ[i] = fAccZ[i+1];
         }

         fAccX[FILTERNUM-1] = acc->data[0];
         fAccY[FILTERNUM-1] = acc->data[1];
         fAccZ[FILTERNUM-1] = acc->data[2];

         for( i=0;i<FILTERNUM;i++)
         {
                   AccsumX += fAccX[i];
                   AccsumY += fAccY[i];
                   AccsumZ += fAccZ[i];
         }
         acc->data[0] = AccsumX / FILTERNUM;
         acc->data[1] = AccsumY / FILTERNUM;
         acc->data[2] = AccsumZ / FILTERNUM;