Index: PIControllers.c
===================================================================
diff -u -r38a7e5c6f4ecd3f33a54783cfca074af4617053a -rbbe216fe2c07c329d1ff5a3a1b609202006cf87a
--- PIControllers.c	(.../PIControllers.c)	(revision 38a7e5c6f4ecd3f33a54783cfca074af4617053a)
+++ PIControllers.c	(.../PIControllers.c)	(revision bbe216fe2c07c329d1ff5a3a1b609202006cf87a)
@@ -7,8 +7,8 @@
 *
 * @file    PIControllers.c
 *
-* @author  (last)      Vinayakam Mani
-* @date    (last)      14-Apr-2026
+* @author  (last)      Sameer Kalliadan Poyil
+* @date    (last)      16-Apr-2026
 *
 * @author  (original)  Vinayakam Mani
 * @date    (original)  07-Oct-2024
@@ -77,6 +77,8 @@
     { 0.0, 0.0, 1.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.1,  CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },   // PI_CONTROLLER_ID_RO_PUMP_MAX_PRES
     { 0.0, 0.0, 1.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.5,  CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },   // PI_CONTROLLER_ID_BOOST_PUMP_FLOW
     { 0.0, 0.0, 1.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.1,  CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },   // PI_CONTROLLER_ID_BOOST_PUMP_PRES
+    { 0.0, 0.0, 0.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 75.0,   CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },  // PI_CONTROLLER_ID_BICARB_VOL
+    { 0.0, 0.0, 0.0,  0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1000.0,  CONTROLLER_UNIDIRECTIONAL, FALSE, 0.0 },  // PI_CONTROLLER_ID_ACID_VOL
 #endif
 };
 
@@ -344,6 +346,52 @@
 
 /*********************************************************************//**
  * @brief
+ * The getPIControllerSignals function returns the latest requested signal sample.
+ * @details \b Inputs: none
+ * @details \b Outputs: none
+ * @details \b Alarms: ALARM_ID_XX_SOFTWARE_FAULT when invalid PI controller
+ * Id is passed.
+ * @details \b Alarms: ALARM_ID_XX_SOFTWARE_FAULT when invalid PI controller
+ * signal is passed.
+ * @param controllerID ID filter number
+ * @param signalID signal sample ID request
+ * @return latest sample requested
+ *************************************************************************/
+PI_CONTROLLER_SIGNALS_DATA getDebugPIControllerSignals( PI_CONTROLLER_ID_T controllerID )
+{
+    PI_CONTROLLER_T *controller;
+    PI_CONTROLLER_SIGNALS_DATA signals;
+
+    if ( controllerID < NUM_OF_PI_CONTROLLERS_IDS )
+    {
+        SET_CONTROLLER( controller, controllerID );
+
+        signals.controlSignalReference              = controller->referenceSignal;
+        signals.controlSignalMeasured               = controller->measuredSignal;
+        signals.controlSignalError                  = controller->errorSignal;
+        signals.controlSignalErrorSum               = controller->errorSumBeforeWindUp;
+        signals.controlSignalErrorSumAfterWindup    = controller->errorSum;
+        signals.controlSignalProportionalOutput     = controller->Kp * controller->errorSignal;
+        signals.controlSignalIntegralOutput         = controller->Ki * controller->errorSum;
+        signals.controlSignalFeedDorwardOutput      = controller->feedForward;
+        signals.controlSingalControl                = controller->controlSignal;
+    }
+    else
+    {   // Invalid controller given
+#ifdef _DD_
+        SET_ALARM_WITH_2_U32_DATA( ALARM_ID_DD_SOFTWARE_FAULT, SW_FAULT_ID_PI_CTRL_INVALID_CONTROLLER, (U32)controllerID )
+#elif  _TD_
+        SET_ALARM_WITH_2_U32_DATA( ALARM_ID_TD_SOFTWARE_FAULT, SW_FAULT_ID_PI_CTRL_INVALID_CONTROLLER, (U32)controllerID )
+#else
+        #error "Unsupported platform"
+#endif
+    }
+
+    return signals;
+}
+
+/*********************************************************************//**
+ * @brief
  * The setPIControllerFeedForward function sets the latest feed forward value
  * to the corresponding PI controller.
  * @details \b Inputs: none