fdacoefs.h

基于芯片TMS320C5500的40阶FIR滤波器的C程序代码

/*
 * Filter Coefficients (C Source) generated by the Filter Design and Analysis Tool
 *
 * Generated by MATLAB(R) 7.0 and the 
 *
 * Generated on: 19-May-2009 17:06:24
 *
 */

/*
 * Discrete-Time FIR Filter (real)
 * -------------------------------
 * Filter Structure  : Direct-Form FIR
 * Filter Order      : 40
 * Stable            : Yes
 * Linear Phase      : Yes (Type 1)
 */

/* General type conversion for MATLAB generated C-code  */
#include "tmwtypes.h"
/* 
 * Expected path to tmwtypes.h 
 * C:\MATLAB\extern\include\tmwtypes.h 
 */
/*
 * Warning - Filter coefficients were truncated to fit specified data type.  
 *   The resulting response may not match generated theoretical response.
 *   Use the Filter Design & Analysis Tool to design accurate fixed-point
 *   filter coefficients.
 */
const int BL = 41;
const int16_T B[41] = {
        0,    -47,      0,     80,      0,   -149,      0,    266,      0,
     -444,      0,    709,      0,  -1116,      0,   1805,      0,  -3302,
        0,  10371,  16384,  10371,      0,  -3302,      0,   1805,      0,
    -1116,      0,    709,      0,   -444,      0,    266,      0,   -149,
        0,     80,      0,    -47,      0
};