File content as of revision 10:9101c7a4f219:

#include "mbed.h"
#include "MODSERIAL.h";
#include "FastPWM.h" ;
#include "QEI.h" ;

Serial pc(USBTX,USBRX);

InterruptIn button1(PTC2);
InterruptIn button2(PTC3);
InterruptIn button3(PTA4);
InterruptIn button4(PTC6);

AnalogIn pot(PTB2);

FastPWM motor(D5);
FastPWM led(PTA1);
//DigitalOut richting(D4);

//int direction = 0;
//void flip() {
//    direction = !direction;
//}

//DigitalOut richting(D4);

int pulses = 131;
QEI wheel (D13,D12,NC,pulses);

int main()
{ 
    printf("Controll with dial\n");
        while(true)
            {
                wait(0.1);
                printf("motor speeed is (%f)\n\r",pot.read());
                wait(0.1);
                led.write(pot);
                motor.write(pot);
                wait(0.1);
                printf("pulse number is (%i)\n\r",wheel.getPulses());
            }
}