Index: firmware/App/Controllers/Pressures.h
===================================================================
diff -u -r544e9782a1b8d444224f41efef38a5204c262722 -r34ae229d1508df89630f4dc5fbe9291d135f0686
--- firmware/App/Controllers/Pressures.h	(.../Pressures.h)	(revision 544e9782a1b8d444224f41efef38a5204c262722)
+++ firmware/App/Controllers/Pressures.h	(.../Pressures.h)	(revision 34ae229d1508df89630f4dc5fbe9291d135f0686)
@@ -1,14 +1,14 @@
 /**************************************************************************
 *
-* Copyright (c) 2020-2022 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2020-2023 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file    Pressures.h
 *
-* @author  (last)      Dara Navaei
-* @date    (last)      13-Apr-2022
+* @author  (last)      Bill Bracken
+* @date    (last)      17-Jan-2023
 *
 * @author  (original)  Sean
 * @date    (original)  04-Apr-2020
@@ -35,22 +35,24 @@
 /// Pressure data struct.
 typedef struct
 {
-    F32 roPumpInletPressure;                ///< RO pump inlet pressure
-    F32 roPumpOutletPressure;               ///< RO pump outlet pressure
-    F32 drainPumpInletPressure;             ///< Drain pump inlet pressure
-    F32 drainPumpOutletPressure;            ///< Drain pump outlet pressure
+    F32 roPumpInletPressure;                    ///< RO pump inlet pressure
+    F32 roPumpOutletPressure;                   ///< RO pump outlet pressure
+    F32 drainPumpInletPressure;                 ///< Drain pump inlet pressure
+    F32 drainPumpOutletPressure;                ///< Drain pump outlet pressure
+    F32 barometricPressure;                     ///< Barometric pressure
 } PRESSURES_DATA_T;
 #pragma pack(pop)
 
 /// Enumeration of pressure sensors monitored by this module.
 typedef enum PressureSensors
 {
-    PRESSURE_SENSOR_RO_PUMP_INLET = 0,          ///< RO pump pressure sensor
-    PRESSURE_SENSOR_RO_PUMP_OUTLET,             ///< RO pump pressure sensor
-    PRESSURE_SENSOR_DRAIN_PUMP_INLET,           ///< drain pump inlet pressure
-    PRESSURE_SENSOR_DRAIN_PUMP_OUTLET,          ///< drain pump outlet pressure
-    PRESSURE_SENSOR_BAROMETRIC,                 ///< Barometric pressure sensor
-    NUM_OF_PRESSURE_SENSORS                     ///< Number of pressure sensors
+    PRESSURE_FIRST = 0,                                 ///< First pressure to scan
+    PRESSURE_SENSOR_RO_PUMP_INLET = PRESSURE_FIRST,     ///< RO pump pressure sensor
+    PRESSURE_SENSOR_RO_PUMP_OUTLET,                     ///< RO pump pressure sensor
+    PRESSURE_SENSOR_DRAIN_PUMP_INLET,                   ///< drain pump inlet pressure
+    PRESSURE_SENSOR_DRAIN_PUMP_OUTLET,                  ///< drain pump outlet pressure
+    PRESSURE_SENSOR_BAROMETRIC,                         ///< Barometric pressure sensor
+    NUM_OF_PRESSURE_SENSORS                             ///< Number of pressure sensors
 } PRESSURE_SENSORS_T;
 
 // ********** public function prototypes **********