Index: MsgDefs.h
===================================================================
diff -u -rc5aa34ab7c6c9f740a2cc2041628cd3ab972a273 -rfb01e142aa7928070ec14957b76b645c0a489df3
--- MsgDefs.h	(.../MsgDefs.h)	(revision c5aa34ab7c6c9f740a2cc2041628cd3ab972a273)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision fb01e142aa7928070ec14957b76b645c0a489df3)
@@ -8,8 +8,8 @@
 *
 * @file    MsgDefs.h
 *
-* @author  (last)      Michael Garthwaite
-* @date    (last)      15-Apr-2026
+* @author  (last)      Sameer Kalliadan Poyil
+* @date    (last)      16-Apr-2026
 *
 * @author  (original)  Sean Nash
 * @date    (original)  01-Aug-2024
@@ -368,6 +368,18 @@
     MSG_ID_DD_CONDUCTIVITY_SENSOR_RESISTANCE_OVERRIDE_REQUEST = 0xA05D,                 ///< DD conductivity sensor resistance override request
     MSG_ID_DD_CONDUCTIVITY_SENSOR_VERSION_REQUEST = 0xA05E,                             ///< DD conductivity sensor version request
     MSG_ID_DD_CONDUCTIVITY_SENSOR_VERSION_RESPONSE = 0xA05F,                            ///< DD conductivity sensor version response
+    MSG_ID_DD_BICARB_MIX_VOL_CONTROL_KP_GAIN_COEFF_OVERRIDE_REQUEST = 0xA060,           ///< DD bicarb mix volume control kp gain
+    MSG_ID_DD_BICARB_MIX_VOL_CONTROL_KI_GAIN_COEFF_OVERRIDE_REQUEST = 0xA061,           ///< DD bicarb mix volume control ki gain
+    MSG_ID_DD_ACID_MIX_VOL_CONTROL_KP_GAIN_COEFF_OVERRIDE_REQUEST = 0xA062,             ///< DD acid mix volume control kp gain
+    MSG_ID_DD_ACID_MIX_VOL_CONTROL_KI_GAIN_COEFF_OVERRIDE_REQUEST = 0xA063,             ///< DD acid mix volume control kp gain
+    MSG_ID_DD_ACID_MIX_VOL_OVERRIDE_REQUEST = 0xA064,                                   ///< DD acid mix volume override
+    MSG_ID_DD_BICARB_MIX_VOL_OVERRIDE_REQUEST = 0xA065,                                 ///< DD bicarb mix volume override
+    MSG_ID_DD_BICARB_TARGET_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA066,                     ///< DD bicarb target conductivity override
+    MSG_ID_DD_BICARB_DELTA_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA067,                      ///< DD bicarb delta target conductivity override
+    MSG_ID_DD_DIALYSATE_TARGET_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA068,                  ///< DD Dialysate target conductivity override
+    MSG_ID_DD_DIALYSATE_DELTA_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA069,                   ///< DD Dialysate delta target conductivity override
+    MSG_ID_DD_BICART_UPPER_PRESSURE_OVERRIDE_REQUEST = 0xA06A,                          ///< DD bicarb cartridge upper threshold pressure override
+    MSG_ID_DD_BICART_LOWER_PRESSURE_OVERRIDE_REQUEST = 0xA06B,                          ///< DD bicarb cartridge lower threshold pressure override
 
     MSG_ID_FIRST_FP_TESTER_MESSAGE = 0xB000,                                            ///< First FP test message ID
     MSG_ID_FP_TESTER_LOGIN_REQUEST = MSG_ID_FIRST_FP_TESTER_MESSAGE,                    ///< FP tester log-in