www.gusucode.com > dsp 案例源码程序 matlab代码 > dsp/HDLFIRRC5_2.m
function [dataOut,validOut] = HDLFIRRC5_2(dataIn,validIn) %HDLFIRRC5_2 % Processes one sample of data using the dsp.HDLFIRRateConverter System % object. dataIn is a fixed-point scalar value. validIn is a logical scalar value. % You can generate HDL code from this function. persistent firrc5_2; if isempty(firrc5_2) Numerator = firpm(70, [0,.15,.25,1], [1,1,0,0]); firrc5_2 = dsp.HDLFIRRateConverter(5,2,Numerator); end [dataOut,validOut] = step(firrc5_2,dataIn,validIn); end