Diff: main.cpp

Revision:

0:17b00659dfd2

Child:

1:15de82403661

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Oct 06 14:55:51 2015 +0000
@@ -0,0 +1,50 @@
+
+#include "mbed.h"
+#include "HIDScope.h"
+ 
+
+Serial pc(USBTX, USBRX);
+
+HIDScope    scope(1);
+Ticker      scopeTimer;
+
+// Read the analog input
+AnalogIn    ain(A0);
+
+const double a1=-1.993955222010733;
+const double a2=0.9939734363649758;
+const double b0=0.9969821645939272;
+const double b1=-1.9939643291878544;
+const double b2=0.9969821645939272;
+
+
+double v1, v2;
+
+
+
+double biquadFilter() {
+    
+    double v = ain.read() - a1*v1 - a2*v2;
+    double y   = b0*v + b1*v1 + b2*v2;
+    v2  = v1;
+    v1  = v;
+    return y;
+    
+};
+
+void scopeSend()
+{
+    scope.set(0,ain);
+    scope.send();
+    
+}
+
+ int main()
+{
+
+    // Attach the data read and send function at 100 Hz
+    scopeTimer.attach_us(&scopeSend, 1e4);   
+    pc.printf("foo!\n");
+    
+    while(1) { }
+}
\ No newline at end of file