  */
 char toHexHigh( uint8_t h ) {
   h = h>>4;
-  if( h > 9) return 'A' + (h-9);
+  if( h > 9) return 'A' + (h-10);
 
   return '0' + h;
 }

 */
char toHexLow( uint8_t h ) {
  h = h & 0x0f;
  if( h > 9) return 'A' + (h-9);

  return '0' + h;
}

#include <DallasTemperature.h>

// Used in START msg to indicate firmware version, 412 = 4.1.2
#define VERSION_ID 411

// Set RFu hardware pins (not board jumpers)
// Enable SRF
