代码搜索:如何学习 Fir?

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c myfirmain.c

/*将两个不同频率叠加的正弦余弦信号进行FIR滤波,得到频率较低的正弦信号*/ /*滤波器系数用matlab计算 */ #include "stdio.h" #include "math.h" static void dataIO(); /*提供软件中断*/ void FIR(float input[],float output[],int SIZE);/*滤波核心函数*
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m firextend.m

function g=firextend(g,L); %FIREXTEND Extend FIR window to IIR % Usage: g=firextend(g,L); % % FIREXTEND(g,L) will extend the FIR window g to a length L window by % inserting zeros. Note that
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m exa5_17_2.m

%-------------------------------------------------------------------------- % exa070903_remez_2.m, for example 7.9.3 and 7.4.2; % to test remez.m and to design multi-band FIR filter; %-----------
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m exa5_18.m

%-------------------------------------------------------------------------- % exa060601_fir1.m, for example 6.6.1; % to test fir1 and to design highpass FIR filter; %-----------------------------
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m exa070903_remez_2.m

%-------------------------------------------------------------------------- % exa070903_remez_2.m, for example 7.9.3 and 7.4.2; % to test remez.m and to design multi-band FIR filter; %-----------
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asv gf.asv

%高频放大器模块 function y=amplify(x,K); N=length(x); n=50; Wn=[0.4 0.8]; b=fir1(n,Wn); %n阶带通滤波器 x=[x,zeros(1,25)]; y=filter(b,1,x); y=y(26:length(y));
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log cc_build.log

dspa fir.asm fir.obj -s -v2xx TMS320C1x/C2x/C2xx/C5x COFF Assembler Version 7.00 Copyright (c) 1987-1999 Texas Instruments Incorporated PASS 1 PASS 2 No Errors, No Warnings dspl
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log cc_build_debug.log

------------------------------ fir.pjt - Debug ------------------------------ "c:\ti\c5400\cgtools\bin\cl500" -g -q -fr"D:/fir/Debug" -d"_DEBUG" -@"Debug.lkf" "fir.asm" "c:\ti\c5400\c
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m exa070903_remez_2.m

%-------------------------------------------------------------------------- % exa070903_remez_2.m, for example 7.9.3 and 7.4.2; % to test remez.m and to design multi-band FIR filter; %-----------
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makefile

# # Makefile for examples for the 196SA eval board # # This Makefile must be used with Tasking's make utility. # Not every make utility will understand the syntax. # # These options are for 19