Index: DDDefs.h
===================================================================
diff -u -r9a99f20131d590e152e8f435dbb95bd8bf917755 -rc030924418f72808e90a2e9e992e43ba2951e440
--- DDDefs.h	(.../DDDefs.h)	(revision 9a99f20131d590e152e8f435dbb95bd8bf917755)
+++ DDDefs.h	(.../DDDefs.h)	(revision c030924418f72808e90a2e9e992e43ba2951e440)
@@ -7,8 +7,8 @@
 *
 * @file    DDDefs.h
 *
-* @author  (last)      Jashwant Gantyada
-* @date    (last)      29-Jul-2026
+* @author  (last)      suresh
+* @date    (last)      18-Aug-2026
 *
 * @author  (original)  Sean Nash
 * @date    (original)  01-Aug-2024
@@ -295,10 +295,10 @@
 /// Enumeration of available DD commands.
 enum DD_Command
 {
-    DD_CMD_NONE = 0,                           ///< Not a command
-    NUM_OF_DD_COMMANDS                         ///< Number of DD commands
+    DD_CMD_NONE = 0,                                ///< Not a command
+    NUM_OF_DD_COMMANDS                              ///< Number of DD commands
 };
-typedef enum DD_Command DD_COMMAND_T;          ///< Type for DD commands enumeration
+typedef enum DD_Command DD_COMMAND_T;               ///< Type for DD commands enumeration
 
 /// Enumeration of general commands to DD sub-system.
 enum DD_General_Commands
@@ -445,6 +445,9 @@
     P37_VALV,                                     ///< Valve (P37)
     P39_VALV,                                     ///< Valve (P39)
     P6_VALV,                                      ///< Valve (P6)
+    P3_VALV,                                      ///< Valve (P3)
+    P43_VALV,                                     ///< Valve (P43)
+    P48_VALV,                                     ///< Valve (P48)
     LAST_FP_VALVE = P6_VALV,                      ///< Last FP valve
     DD_NUM_OF_VALVES                              ///< Number of DD valves
 };
@@ -493,6 +496,7 @@
 enum Spent_Chamber_Fill_Exec_States
 {
     SPENT_CHAMBER_FILL_STATE_START = 0,                            ///< Initial state of spent chamber fill
+    SPENT_CHAMBER_FILL_WAIT_PRESSURE_STABILIZE_STATE,              ///< Pressure Stabilization Wait state
     SPENT_CHAMBER_FILL_STATE1_FILL_START,                          ///< Spent chamber fill state 1 fill start state
     SPENT_CHAMBER_FILL_STATE1_DOSING_CNTRL,                        ///< Spent chamber fill state 1 dosing control
     SPENT_CHAMBER_FILL_STATE1_FILL_END,                            ///< Spent chamber fill state 1 fill end state