Bouke Scheltinga / Mbed 2 deprecated Werk_college_23sept

Werkcollege opgave 23 september BMT K9

Dependencies:   Encoder HIDScope MODSERIAL mbed QEI biquadFilter

main.cpp@22:14abcfdd1554, 2015-10-09 (annotated)

Committer:
bscheltinga
Date:
Fri Oct 09 08:40:14 2015 +0000
Revision:
22:14abcfdd1554
Parent:
21:594915ba2bf9
Child:
23:c9c9c1d7864a
High en lowpass filter op Analog in. Werkend met HIDscope. Biquads moeten nog goed bepaald worden

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bscheltinga 0:fe3896c6eeb0 1 #include "mbed.h"
bscheltinga 12:0a079e86348e 2 #include "HIDScope.h"
bscheltinga 0:fe3896c6eeb0 3 #include "MODSERIAL.h"
bscheltinga 13:04e10692e239 4 #include "biquadFilter.h" //Filter direct form II
bscheltinga 0:fe3896c6eeb0 5
bscheltinga 15:7870f7912904 6 //Define inputs
bscheltinga 20:d5f5c60adc43 7 AnalogIn emgL(A0); //Analog input left arm
bscheltinga 18:68067ffd169e 8 //AnalogIn emgR(PTB1); //Analog input right arm
bscheltinga 19:bd453bee03f6 9 DigitalOut led1(LED_GREEN);
bscheltinga 21:594915ba2bf9 10
bscheltinga 18:68067ffd169e 11 MODSERIAL pc(USBTX,USBRX);
bscheltinga 20:d5f5c60adc43 12 volatile bool control_go = false;
bscheltinga 20:d5f5c60adc43 13 Ticker control_tick;
bscheltinga 15:7870f7912904 14
bscheltinga 20:d5f5c60adc43 15 //Define constants
bscheltinga 20:d5f5c60adc43 16 float emgL_L;
bscheltinga 22:14abcfdd1554 17 float emgL_LH;
bscheltinga 15:7870f7912904 18
bscheltinga 22:14abcfdd1554 19 const float la1 = 0;
bscheltinga 22:14abcfdd1554 20 const float la2 = 0.17156822136;
bscheltinga 22:14abcfdd1554 21 const float lb0 = 0.2928920553;
bscheltinga 22:14abcfdd1554 22 const float lb1 = 0.5857841107;
bscheltinga 22:14abcfdd1554 23 const float lb2 = 0.2928920554; // Waarde van biquads via groep 1 2014
bscheltinga 22:14abcfdd1554 24 biquadFilter Lowpassfilter (la1, la2, lb0, lb1, lb2);
bscheltinga 15:7870f7912904 25
bscheltinga 22:14abcfdd1554 26 const float ha1 = -1.5610153913;
bscheltinga 22:14abcfdd1554 27 const float ha2 = 0.6413487154;
bscheltinga 22:14abcfdd1554 28 const float hb0 = 0.8005910267;
bscheltinga 22:14abcfdd1554 29 const float hb1 = -1.6011820533;
bscheltinga 22:14abcfdd1554 30 const float hb2 = 0.8005910267; // Waarde van biquads via groep 1 2014
bscheltinga 22:14abcfdd1554 31 biquadFilter Highpassfilter (ha1, ha2, hb0, hb1, hb2);
bscheltinga 22:14abcfdd1554 32
bscheltinga 22:14abcfdd1554 33 HIDScope scope(3); // Aantal HIDScope kanalen
bscheltinga 21:594915ba2bf9 34
bscheltinga 21:594915ba2bf9 35 void ControlGo() //Control flag
bscheltinga 21:594915ba2bf9 36 {
bscheltinga 21:594915ba2bf9 37 control_go = true;
bscheltinga 21:594915ba2bf9 38 led1 = 0;
bscheltinga 21:594915ba2bf9 39 }
bscheltinga 0:fe3896c6eeb0 40
bscheltinga 13:04e10692e239 41 int main()
bscheltinga 13:04e10692e239 42 {
bscheltinga 22:14abcfdd1554 43 control_tick.attach(&ControlGo, 0.01);
bscheltinga 20:d5f5c60adc43 44 pc.baud(9600);
bscheltinga 20:d5f5c60adc43 45
bscheltinga 15:7870f7912904 46 while(true) {
bscheltinga 20:d5f5c60adc43 47
bscheltinga 20:d5f5c60adc43 48 if(control_go)
bscheltinga 20:d5f5c60adc43 49 emgL_L = Lowpassfilter.step(emgL.read()); //emgL_L Linker bicep met lowpass filter
bscheltinga 22:14abcfdd1554 50 emgL_LH = Highpassfilter.step(emgL_L); //emgL_L met Highpassfilter
bscheltinga 20:d5f5c60adc43 51 scope.set(0,emgL.read());
bscheltinga 22:14abcfdd1554 52 scope.set(1,emgL_L);
bscheltinga 22:14abcfdd1554 53 scope.set(2,emgL_LH);
bscheltinga 20:d5f5c60adc43 54 scope.send();
bscheltinga 21:594915ba2bf9 55 led1 = 1; //De led gaat flikkeren wanneer deze loop uitgevoerd wordt
bscheltinga 20:d5f5c60adc43 56
bscheltinga 14:57d38789bff2 57 }
bscheltinga 14:57d38789bff2 58 }