EMG+filter
Dependencies: mbed HIDScope biquadFilter biquad
main.cpp
- Committer:
- tomlankhorst
- Date:
- 2016-09-22
- Revision:
- 18:21d8e7a81cf5
- Parent:
- 16:9f7797ffd0fb
- Child:
- 19:2bf824669684
File content as of revision 18:21d8e7a81cf5:
#include "mbed.h" #include "HIDScope.h" //Define objects AnalogIn emg(A0); //Analog input Ticker sample_timer; HIDScope scope(1); DigitalOut led(LED1); /** Sample function * this function samples the emg and sends it to HIDScope **/ void sample() { /* First, sample the EMG using the 'read' method of the 'AnalogIn' variable named 'emg' */ double emg_value = emg.read(); /* Second, set the sampled emg value in channel zero (the first channel) in the 'HIDScope' variable named 'scope' */ scope.set(0,emg_value); /* Repeat the step above if required for more channels (channel 0 up to 5 = 6 channels) */ /* Finally, send all channels to the PC at once */ scope.send(); /* To indicate that the function is working, the LED is toggled */ led = !led; } int main() { /**Attach the 'sample' function to the timer 'sample_timer'. * this ensures that 'sample' is executed every... 0.01 seconds */ sample_timer.attach(&sample, 0.01); /*empty loop, sample() is executed periodically*/ while(1) {} }