Jurriën Bos / Mbed 2 deprecated Biquadfilters

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Dependencies:   HIDScope biquadFilter mbed

Files at this revision

API Documentation at this revision

Revision 0:6c6907217e7a, committed 2018-10-29

Comitter:
JurrienBos
Date:
Mon Oct 29 15:06:12 2018 +0000
Commit message:
hh

Changed in this revision

HIDScope.lib Show annotated file Show diff for this revision Revisions of this file
biquadFilter.lib Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HIDScope.lib	Mon Oct 29 15:06:12 2018 +0000
@@ -0,0 +1,1 @@
+https://developer.mbed.org/users/tomlankhorst/code/HIDScope/#d23c6edecc49

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/biquadFilter.lib	Mon Oct 29 15:06:12 2018 +0000
@@ -0,0 +1,1 @@
+http://os.mbed.com/users/tomlankhorst/code/biquadFilter/#26861979d305

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Oct 29 15:06:12 2018 +0000
@@ -0,0 +1,40 @@
+#include "mbed.h"
+#include "BiQuad.h"
+#include "HIDScope.h"
+
+Ticker      sample_timer;
+HIDScope    scope(2);
+
+BiQuadChain bqc;
+BiQuad BqNotch1( 9.98224e-01, -1.61516e+00, 9.98224e-01, -1.61555e+00, 9.98222e-01 );
+BiQuad BqNotch2( 1.00000e+00, -1.61804e+00, 1.00000e+00, -1.61764e+00, 9.98227e-01 );
+
+BiQuad BqHP( 9.86760e-01, -1.97352e+00, 9.86760e-01, -1.97334e+00, 9.73695e-01 );
+//BiQuad BqLP( 3.46041e-04, 6.92083e-04, 3.46041e-04, -1.94670e+00, 9.48082e-01 );
+
+Ticker emgSampleTicker;
+AnalogIn emg0( A0 );
+AnalogIn emg1 (A1) ;
+//volatile double emgFiltered;
+//volatile double emgSampleabs;
+
+void emgSample() 
+{
+double emgFiltered = bqc.step( emg0.read() );
+bqc.add( &BqNotch1 ).add( &BqNotch2 ).add( &BqHP );
+//emgSampleabs = fabs(emgFiltered); 
+}
+
+void sample()
+{
+    scope.set(0, emg0.read() );
+    scope.set(1, emg1.read() );
+    scope.send();
+}
+
+int main() 
+{
+emgSampleTicker.attach( &emgSample, 0.01 );
+sample_timer.attach(&sample, 0.002);
+while( true ){}
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Mon Oct 29 15:06:12 2018 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/675da3299148
\ No newline at end of file