  * (Can program with Arduino as ISP using one of these:
  * http://programmablehardware.blogspot.ie/2011/05/in-system-programming.html )
  */
-#include <stdint.h>
 #include <math.h>
-#include <avr/wdt.h>
-
 #include <Interrupted.h>
 
 // thermistor parameters


typedef enum { cent, fahr, abso } units_t;

#define IDLE		10000L
#define DIGIT		500L
#define DEBOUNCE	250L

#define THERMISTOR	7
#define SWITCH		1

		p = reformat(units, curr_temp, buf);
		break;
	}
	if (now - last > IDLE_MS) {
		timer.enable(false);
		thermistor.enable(false);
		thermistor.sleep();
