Martin Simpson
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ELEC347_STM303K8_IIR
IIR Sample Code
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main.h
00001 #define ON 1 00002 #define OFF 0 00003 00004 unsigned short ADC_DATA; 00005 float centreTap = 0.0; 00006 00007 //ALL unsigned short VALUES HAVE BEEN CHANGED TO FLOATS OTHERWISE THE COEFFICIENT MULTIPLICATIONS WILL BE ROUNDED TO THE NEAREST INTEGER WHICH IN SOME CASES IS ZERO. 00008 float xn = 0.0; 00009 float xnm1 = 0.0; 00010 float xnm2 = 0.0; 00011 float xnm3 = 0.0; 00012 float xnm4 = 0.0; 00013 00014 00015 float yn = 0.0; 00016 float ynm1 = 0.0; 00017 float ynm2 = 0.0; 00018 float ynm3 = 0.0; 00019 float ynm4 = 0.0;
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