Index: firmware/App/Controllers/Pressures.c
===================================================================
diff -u -ra9315539f527b92523b1598ff91e47db4d71dae2 -re0cdf49eb0f54239e5d765282e0952cea7ded1bd
--- firmware/App/Controllers/Pressures.c	(.../Pressures.c)	(revision a9315539f527b92523b1598ff91e47db4d71dae2)
+++ firmware/App/Controllers/Pressures.c	(.../Pressures.c)	(revision e0cdf49eb0f54239e5d765282e0952cea7ded1bd)
@@ -37,14 +37,14 @@
 // ********** private definitions **********
 
 #define PUMP_PRESSURE_ZERO                          777                                             ///< ADC counts equivalent to 0 PSI for pump in/out pressure sensors.
-#define PUMP_PRESSURE_PSIA_PER_COUNT                0.06434                                         ///< PSIA per ADC count conversion factor for pump in/out pressure sensors.
-#define PUMP_PRESSURE_PSIA_TO_PSI_OFFSET            14.7                                            ///< Subtract this offset to convert PSIA to PSI.  TODO - use barometric sensor when available.
+#define PUMP_PRESSURE_PSIA_PER_COUNT                0.06434F                                        ///< PSIA per ADC count conversion factor for pump in/out pressure sensors.
+#define PUMP_PRESSURE_PSIA_TO_PSI_OFFSET            14.7F                                           ///< Subtract this offset to convert PSIA to PSI.  TODO - use barometric sensor when available.
 
 #define PRESSURE_SAMPLES_TO_AVERAGE                 ( 200 / TASK_PRIORITY_INTERVAL )                ///< Averaging pressure data over the reporting interval.
-#define PRESSURE_AVERAGE_MULTIPLIER                 ( 1.0 / (F32)PRESSURE_SAMPLES_TO_AVERAGE )      ///< Optimization - multiplying is faster than dividing.
+#define PRESSURE_AVERAGE_MULTIPLIER                 ( 1.0F / (F32)PRESSURE_SAMPLES_TO_AVERAGE )     ///< Optimization - multiplying is faster than dividing.
 
-#define MIN_VALID_PRESSURE_RANGE                    0.0                                             ///< Minimum valid range on pressure reading.
-#define MAX_VALID_PRESSURE_RANGE                    200.0                                           ///< Maximum valid range on pressure reading.
+#define MIN_VALID_PRESSURE_RANGE                    0.0F                                            ///< Minimum valid range on pressure reading.
+#define MAX_VALID_PRESSURE_RANGE                    200.0F                                          ///< Maximum valid range on pressure reading.
 
 #define MIN_INLET_WATER_PRESSURE                    25                                              ///< Minimum water input pressure.
 #define INLET_WATER_PRESSURE_PERSISTENCE_PERIOD     ( 5 * MS_PER_SECOND )                           ///< Persistence period for pressure out of range error.