File content as of revision 2:eb82f5cb5098:

#include "mbed.h"
#include "QEI.h"

Serial pc(USBTX, USBRX);

QEI temp_dial(D11, D12, A1, 50, QEI::X4_ENCODING);
BusIn joy_bus{D3, D4, D5, D6};
BusIn button_bus{D7, D9};
DigitalIn a(D7),b(D9),c(D3),d(D4),e(D5),f(D6); //Dummy pin for pulling

char data[8];

void init_();

int main() {
    pc.baud(9600);
    uint16_t pulse = 0;
    init_();
    while(1){
        pulse = temp_dial.getPulses()/2;
        if (pulse >= 350)
            pulse = 350;
        else if (pulse <= 0)
            pulse = 0; 
        data[0] = 0x77;
        data[1] = (char)button_bus.read();
        data[2] = (char)joy_bus.read();
        if (pulse > 255){
            data[3] = (char)pulse-255;
            data[4] = (char)255;
        }else{ 
            data[3] = (char)0;
            data[4] = (char)pulse;
        } 
        data[5] = 0x00;
        data[6] = 0x00;
        data[7] = 0x0A;
        for (int i = 0; i<=7; i++)
            pc.putc(data[i]);
    }
}


void init_(){
    a.mode(PullDown);
    b.mode(PullDown);
    c.mode(PullDown);
    d.mode(PullDown);
    e.mode(PullDown);
    f.mode(PullDown);   
}