Index: firmware/App/Monitors/Pressures.h
===================================================================
diff -u -ra91074d04b607deabe4fbf714d40e9d191590359 -reef41b7363d82763095a1317f1757f360f0d9ec1
--- firmware/App/Monitors/Pressures.h	(.../Pressures.h)	(revision a91074d04b607deabe4fbf714d40e9d191590359)
+++ firmware/App/Monitors/Pressures.h	(.../Pressures.h)	(revision eef41b7363d82763095a1317f1757f360f0d9ec1)
@@ -1,17 +1,17 @@
 /**************************************************************************
 *
-* Copyright (c) 2024-2024 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2024-2026 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)      Sean
-* @date    (last)      23-Sep-2024
+* @author  (last)      Varshini Nagabooshanam
+* @date    (last)      26-Jan-2026
 *
-* @author  (original)  Sean
-* @date    (original)  23-Sep-2024
+* @author  (original)  Sean Nash
+* @date    (original)  24-Sep-2024
 *
 ***************************************************************************/
 
@@ -25,6 +25,7 @@
  *  @defgroup Pressures Pressures
  *  @brief The pressures monitor unit.  Monitors the arterial and venous pressure
  *  sensors and manages the alarm windows for pressure range during treatment.
+ *  Monitors the barometric pressure sensor.
  *
  *  @addtogroup Pressures
  *  @{
@@ -48,23 +49,26 @@
     PRESSURE_LIMITS_STATE_IDLE,                     ///< Idle - in Treatment mode state where BP is stopped - no pressure low/high alarms
     PRESSURE_LIMITS_STATE_WIDE,                     ///< Wide - in Treatment mode state where BP is running but wide limits apply
     PRESSURE_LIMITS_STATE_STABILIZATION,            ///< Stabilization - in Treatment mode state where BP is running (dialysis or stop), but need to stabilize first
-    PRESSURE_LIMITS_STATE_STABILIZATION_2,          ///< Second stage stabilization - re adjust the pressure that has been drifted due to UF control etc and limit windows apply
     PRESSURE_LIMITS_STATE_STABLE,                   ///< Stable - in Treatment mode state where BP is running (dialysis or stop) and limit windows apply
     NUM_OF_PRESSURE_LIMITS_STATES                   ///< Number of pressure limits states
 } PRESSURE_LIMITS_STATES_T;
 
 /// Payload record structure for the pressure data message.
 typedef struct
 {
-    F32 arterialPressure;                   ///< Latest arterial pressure (mmHg)
-    F32 venousPressure;                     ///< Latest venous pressure (mmHg)
-    U32 presLimitState;                     ///< Current pressure limits state (enum-stabilization or stable)
-    S32 artMinLimit;                        ///< Current arterial minimum pressure limit (mmHg)
-    S32 artMaxLimit;                        ///< Current arterial maximum pressure limit (mmHg)
-    S32 venMinLimit;                        ///< Current venous minimum pressure limit (mmHg)
-    S32 venMaxLimit;                        ///< Current venous maximum pressure limit (mmHg)
-    F32 arterialLongFilterPres;             ///< Latest long filtered arterial pressure (mmHg)
-    F32 venousLongFilterPres;               ///< Latest long filtered venous pressure (mmHg)
+    F32 h2Pressure;                                 ///< Latest arterial pressure (mmHg)
+    F32 h14Pressure;                                ///< Latest venous pressure (mmHg)
+    U32 presLimitState;                             ///< Current pressure limits state (enum-stabilization or stable)
+    S32 h2MinLimit;                                 ///< Current arterial minimum pressure limit (mmHg)
+    S32 h2MaxLimit;                                 ///< Current arterial maximum pressure limit (mmHg)
+    S32 h14MinLimit;                                ///< Current venous minimum pressure limit (mmHg)
+    S32 h14MaxLimit;                                ///< Current venous maximum pressure limit (mmHg)
+    F32 h2LongFilterPres;                           ///< Latest long filtered arterial pressure (mmHg)
+    F32 h14LongFilterPres;                          ///< Latest long filtered venous pressure (mmHg)
+    F32 tmpPressure;                                ///< Latest trans-membrane pressure (mmHg)
+    F32 tmpMinLimit;                                ///< Current TMP minimum pressure limit (mmHg)
+    F32 tmpMaxLimit;                                ///< Current TMP maximum pressure limit (mmHg)
+    F32 h23Pressure;                                ///< Current barometric pressure (psi)
 } PRESSURE_DATA_T;
 
 // ********** public function prototypes **********
@@ -87,8 +91,12 @@
 F32 getLongFilteredArterialPressure( void );
 F32 getFilteredVenousPressure( void );
 F32 getLongFilteredVenousPressure( void );
+F32 getTMPPressure( void );
+F32 getBaroPressurePSI( void );
 
 BOOL testPressuresDataPublishIntervalOverride( MESSAGE_T *message );
+BOOL testTMPOverride( MESSAGE_T *message );
+BOOL testBaroPressureOverride( MESSAGE_T * message );
 
 /**@}*/