Index: firmware/App/DDCommon.h
===================================================================
diff -u -r445cfa2348b9fa0610e35475d63a1f008e2d6750 -rafb0935fe30cc4a7df558cd351fb6ead5637c2f9
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 445cfa2348b9fa0610e35475d63a1f008e2d6750)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision afb0935fe30cc4a7df558cd351fb6ead5637c2f9)
@@ -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    DDCommon.h
 *
-* @author  (last)      Vinayakam Mani
-* @date    (last)      06-Aug-2024
+* @author  (last)      Sameer Kalliadan Poyil
+* @date    (last)      29-Apr-2026
 *
 * @author  (original)  Vinayakam Mani
-* @date    (original)  06-Aug-2024
+* @date    (original)  07-Aug-2024
 *
 ***************************************************************************/
 
@@ -22,10 +22,10 @@
 
 // ********** version **********
 
-#define DD_VERSION_MAJOR    0
-#define DD_VERSION_MINOR    0
-#define DD_VERSION_MICRO    0
-#define DD_VERSION_BUILD    14
+#define DD_VERSION_MAJOR        0
+#define DD_VERSION_MINOR        0
+#define DD_VERSION_MICRO        0
+#define DD_VERSION_BUILD  142
 
 // ********** development build switches **********
 
@@ -39,22 +39,34 @@
 //Uncomment below if barometric pressure sensor reading available
 //#define __BARO_PRES_SENSOR__      1
 
-//Uncomment below if required hardware available ( baro and cond sensor) for testing
-//#define ENABLE_ALARM_1
+//Uncomment below if TD is integrated with DD
+#define ENABLE_ALARM_1
 
 //Uncomment below once characterization/study completed
 //#define ENABLE_ALARM_2
 
-//Uncomment below for spent chamber filling
-//#define __SPENT_CHAMBER_FILL__    1
-
 //Uncomment below for bicarb chamber filling
 //#define __BICARB_CHAMBER_FILL__   1
 
+//UnComment below for DryBicarb testing
+//#define __DRY_BICARB__            1
+
 //Uncomment below to disable heaters debug message
 #define __HEATERS_DEBUG__         1
 
+//Uncomment below to disable revised heater model
+#define __REVISED_HEATER_MODEL__   1
 
+// comment below to disable bicarb multi level sensor for time based chamber F fill
+#define CONDUCTIVE_LEVEL_SENSOR_ENABLED  1
+
+//Uncomment below to enable d30 heater alarm(as all units are not equipped with d30 temp sensor)
+//#define ENABLE_ALARM_3
+
+//Define to enable the DD too-many-bad-message-CRCs alarm.
+//#define __BAD_MSG_CRC_ALARM_ENABLED__    1
+
+
     #include <stdio.h>
     #include <strings.h>
 #endif