Casper Kroon / Mbed 2 deprecated Lecture3_a2

Sending LED voltage to HIDScope

Dependencies:   HIDScope mbed

main.cpp

Committer:
CasperK
Date:
2018-09-20
Revision:
0:8e9d8bb7f3ce
Child:
1:37b02778f7f3
Child:
3:43bd04c205e6

File content as of revision 0:8e9d8bb7f3ce:

#include "mbed.h"
#include "FastPWM.h"
#include "HIDScope.h"

HIDScope scope(2);
PwmOut LED(D5);
Ticker ticker;
DigitalIn button(D3); 
AnalogIn potmeter(A5);

volatile float x;
volatile float y;
volatile float x_prev;

void ShowStuf() {

    scope.set(0,x);
    y = (x_prev + x)/2.0;   // averaging filter
    scope.set(1, y);  // store data in second element of scope memory
    x_prev = x; // Prepare for next round  
    scope.send(); // send what's in scope memory to PC
}

int main()
{
    LED.period(0.00001f);
    ticker.attach(&ShowStuf, 0.001);
    
    while (true) {  
        LED.write(potmeter);
        y = potmeter;     
    }
}