File content as of revision 0:cdbd21489e81:

#include "mbed.h"
#include "touch0.h"
#include "touch1.h"
#include "sense.h"
#define numsamples 1
//DigitalOut myled0(LED1);
//DigitalOut myled1(LED2);
DigitalOut myled2(LED3);
DigitalOut myled3(LED4);
Serial pc(USBTX, USBRX); // tx, rx

int main() {
    char r='n';
    int sp;
    while (1) {
        int match=1;
        r=pc.getc();
        while (r!='S') {
            r=pc.getc();
        }
        while ((r!='E')&(match==1)) {
//           pc.printf("abc");
            do {
                r=pc.getc();
            } while   ((r!='E')&(r!='0')&(r!='1'));
            if (r=='E') {
                break;
            }
            sp=sense();
            if (sp==2) {
                match=2;
                break;
            } else {
                if (((sp==1)&(r=='1'))^((sp==0)&(r=='0')))
                    match=1;
                else
                    match=0;
            }
        }
        switch (match) {
            case 0:
                pc.printf("HOST ERROR \n\r");
                break;
            case 1:
                pc.printf("MATCH \n\r");
                break;
            case 2:
                pc.printf("Touch Error \n\r");
                break;
        }
    }
}