+/** The maximum voltage input to the ADC **/
+#define ADC_VOLTAGE_MAX 1800
+/** The maximum raw value from the ADC **/
+#define ADC_RAW_MAX (2 << ADC_BITS)
+/** Converts the raw ADC value to a voltage in millivolts **/
+#define ADC_TO_MVOLTS(x) ((double)((x)/2 << ADC_BITS) * (double)ADC_VOLTAGE_MAX)