File content as of revision 0:d56a10dcfd53:

#include "mbed.h"
Serial pc(USBTX, USBRX);

DigitalInOut pinReference(p13);
DigitalOut driveLine2(p14);
AnalogIn senseLine3(p15);

DigitalOut red1(p21);
DigitalOut red2(p22);
DigitalOut red3(p23);
DigitalOut red4(p24);

DigitalOut blue1(p28);
DigitalOut blue2(p27);
DigitalOut blue3(p26);
DigitalOut blue4(p25);

int main() {
    while(1) {

       pinReference.output();
       pinReference = 0;
       driveLine2 = 1;
       float force = 0;
       force = senseLine3.read();
       wait(0.001);
       pinReference.input();
       driveLine2 = 0;
       float position = 0;
       position = senseLine3.read();
       pc.printf("Force: %f", force);
       pc.printf("     Position: %f\r\n", position);
       wait(0.001);
       
       if( position ==0 ) {
           red1 = red2 = red3 = red4 = 0;
            wait(0.001);
           }else if( position < 0.35 ) {
           red1 = 1;        
           red2 = red3 = red4 = 0;
            wait(0.001);
           } else if (position >= 0.35 && position < 0.62 ) {
               red1 = red2 = 1;
               red3 = red4 = 0;
                wait(0.001);
               } else if (position >= 0.62 && position < 0.9 ) {
                   red1 = red2 = red3 = 1;
                   red4 = 0;
                    wait(0.001);
                   } else if ( position >= 0.9) {
                       red1 = red2 = red3 = red4 = 1;
                        wait(0.001);
                        
                       }
        if ( position ==0 ) {
           red1 = red2 = red3 = red4 = blue1 = blue2 = blue3 = blue4 = 0;
            wait(0.001);
           }else if( position < 0.35 && force >=0.8) {
           red1 = red2 = red3 = red4 = 0;
           blue2 = blue3 = blue4 = 0;
           blue1 = 1;
            wait(0.001);
           } else if (position >= 0.35 && position < 0.62 && force >=0.8 ) {
                red1 = red2 = red3 = red4 = 0;
                blue3 = blue4 = 0;
                blue1 = blue2 = 1;
                wait(0.001);
               } else if (position >= 0.62 && position < 0.9 && force >=0.8) {
                   red1 = red2 = red3 = red4 = 0;
                   blue4 = 0;
                   blue1 = blue2 = blue3 = 1;                 
                    wait(0.001);
                   } else if ( position >= 0.9 && force >=0.8) {
                       red1 = red2 = red3 = red4 = 0;
                       blue1 = blue2 = blue3 = blue4 = 1;   
                        wait(0.001);
                       }
        wait(0.3);
        
    }
}