File content as of revision 4:968036e0940b:

#include "mbed.h"
#include "TFC.h"
#define CAM_THRESHOLD 128
 
 
DigitalOut myled(LED1);
Serial pc(PTD3,PTD2);
char curr_line[128];

uint8_t curr_left;
uint8_t curr_right;

uint8_t right;
uint8_t left;
uint8_t measured_value;
 
int main() {
    TFC_Init();
    pc.baud(57600);
    
    uint32_t i = 0;
    while(1) {
        
        //If we have an image ready
        if(TFC_LineScanImageReady>0) {                   
           
           left = 0;
            right = 0;
            for(i = 63; i > 0; i--) {
                curr_left = (int8_t)(TFC_LineScanImage0[i] >> 4) & 0xFF;
                if(curr_left < CAM_THRESHOLD) {
                    left = i;
                    break;
                }
            }
            
            for(i = 64; i < 128; i++) {
                curr_right = (int8_t)(TFC_LineScanImage0[i] >> 4) & 0xFF;
                if(curr_right < CAM_THRESHOLD) {
                    right = i;
                    break;
                }
            }

            pc.putc('H');
            for(i = 0; i < 128; i++) {
                pc.putc((int8_t)(TFC_LineScanImage0[i] >> 4) & 0xFF);    
            }
            
            measured_value = (64 - ((left+right)/2))/64.f;
        

            //Reset image ready flag
            TFC_LineScanImageReady=0;
            wait(0.05);
        }
    }
}