Diff: main.cpp

Revision:

6:8197f9446daf

Parent:

5:b400209df739

Child:

7:040591b3f019

--- a/main.cpp	Wed Oct 07 11:10:36 2015 +0000
+++ b/main.cpp	Wed Oct 07 11:46:29 2015 +0000
@@ -1,88 +1,17 @@
 #include "mbed.h"
-#include "HIDScope.h"
 #include "encoder.h"
-#include "Filter.h"
-#include "Meanvalue.h"
 #include "Filterdesigns.h"
 
-AnalogIn    emg(A0); //Analog input van emg kabels
 Ticker      EMGticker;
-HIDScope    scope(3); //2 scopes
-
-// constante variabelen:
 
 //Sample frequentie
 double Fs = 500; //Hz
 double t = 1/ Fs; // voor EMGticker
 
-double gem = 0.4557; // gemiddelde waarde emgsignaal
-
-//gemiddelde bepalen
-double sum = 0;
-double ymean = 0;
-int a = 0;
-int delay = 40;
-
-
-// Filter1a: 50Hz Notch
-double v1_50a = 0, v2_50a = 0;
-const double a1_50a = -1.56858163817, a2_50a = 0.96424138921;
-const double b0_50a = 1.00000000000, b1_50a = -1.61854514265, b2_50a = 1.00000000000;
-const double gain_50a = 1.000000;
-
-// Filter1b: 50Hz Notch
-double v1_50b = 0, v2_50b = 0;
-const double a1_50b = -1.61100357834, a2_50b = 0.96592171046;
-const double b0_50b = 1.00000000000, b1_50b = -1.61854514265, b2_50b = 1.00000000000;
-const double gain_50b = 0.965081;
-
-
-// Filter1: 20Hz HighPass
-double v1_HP = 0, v2_HP = 0;
-const double a1_HP = -0.76475499450, a2_HP = 0.27692273367;
-const double b0_HP = 1.00000000000, b1_HP = -2.00000000000, b2_HP = 1.00000000000;
-const double gain_HP = 0.510419;
-
-// Filter1: 5Hz LowPass
-double v1_LP = 0, v2_LP = 0;
-const double a1_LP = -1.16338171052, a2_LP = 0.42191097989;
-const double b0_LP = 1.00000000000, b1_LP = 2.00000000000, b2_LP = 1.00000000000;
-const double gain_LP = 0.064632;
-
-void EMGfilter()
-{
-    //u = input waarde
-    //y = output waarde
-
-    double u = emg.read() - gem; // lees waarde van emg signaal uit
+void EMGfilter(){
+    Filterdesign1();
+    }
     
-    // Op deze manier worden de waardes ingelezen in Filter. Zorg dus voor dezelfde volgorde, zodat de waardes goed uitgelezen worden!:
-    // Filter(double u, double &v1, double &v2, const double a1, const double a2, const double b0, const double b1, const double b2, const double gain)
-    
-    // 50Hz Notch filter
-    double y50a = Filter(u, v1_50a, v2_50a, a1_50a, a2_50a, b0_50a, b1_50a, b2_50a, gain_50a);
-    double y50b = Filter(y50a, v1_50b, v2_50b, a1_50b, a2_50b, b0_50b, b1_50b, b2_50b, gain_50b);
-    
-    // High Pass filter. Tot 20Hz wordt weggefliterd
-    double yHP = Filter(y50b, v1_HP, v2_HP, a1_HP, a2_HP, b0_HP, b1_HP, b2_HP, gain_HP);
-    
-    // Absolute waarde wordt genomen.
-    double y1 = fabs(yHP);
-    
-    // Low Pass filter. Alles vanaf 5Hz wordt weggefilterd 
-    double yLP = Filter(y1, v1_LP, v2_LP, a1_LP, a2_LP, b0_LP, b1_LP, b2_LP, gain_LP);
-    
-    double y = 10 * yLP;
-    
-    double ymean = Meanvalue(y, sum, a, ymean, delay);
-    
-    // Plotten in HIDscope
-    scope.set(0,u); //ongefilterde waarde naar scope 1
-    scope.set(1,y); //gefilterde waarde naar scope 2
-    scope.set(2,ymean); // gefilterde en gemiddelde waarde naar scope 3
-    scope.send(); //stuur de waardes naar HIDscope
-}
-
 
 int main(){
     EMGticker.attach(&EMGfilter, t); //500Hz