text: #ifndef __FIR_H__
  #define __FIR_H__
  
  #include <stdio.h>
  #include <string.h>
  #include <stdlib.h>
  #include <math.h>
  
  typedef struct{
     unsigned int taps;
     float *coeff;
     float *buffer;
     unsigned offset;
  }FIRInfo;
  
  extern float FIR_filter(float,FIRInfo*);
  extern void FIR_reset_buffer(FIRInfo*);
  
  #endif
  