Index: MsgDefs.h
===================================================================
diff -u -r7f3c0b0c74d490a43b4ba34edfb263bf2986e45d -r265db01fb5db89443dcc79198cb30812b9d0977e
--- MsgDefs.h	(.../MsgDefs.h)	(revision 7f3c0b0c74d490a43b4ba34edfb263bf2986e45d)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 265db01fb5db89443dcc79198cb30812b9d0977e)
@@ -18,7 +18,12 @@
 #ifndef __MESSAGE_DEFINITIONS_H__
 #define __MESSAGE_DEFINITIONS_H__
 
-// ********** public definitions **********
+// ********** public definitions **********
+
+/**
+ *  @addtogroup SystemMessageIDs
+ *  @{
+ */
 
 /// Enumeration of system message IDs
 enum Msg_IDs
@@ -84,7 +89,7 @@
     MSG_ID_HD_VALVES_DATA = 0x3A,                                       ///< HD broadcast of valves
     MSG_ID_UI_USER_CONFIRM_TREATMENT_PARAMS = 0x3B,                     ///< UI user confirmation of treatment parameters
 
-    MSG_ID_TEMP_FAST_HD_VALVES_REMOVE_LATER = 0x6D,                     ///< TODO REMOVE
+    MSG_ID_TEMP_FAST_HD_VALVES_REMOVE_LATER = 0x6D,                     ///< TODO REMOVE FOR FAST TESING ONLY
 #ifdef EMC_TEST_BUILD
     MSG_ID_CAN_ERROR_COUNT = 0x999,  // test code in support of EMC testing
 #endif
@@ -181,9 +186,15 @@
     MSG_ID_DG_DEBUG_EVENT = 0xFFF2,                                     ///< DG debug event text to be logged in event log
 
     END_OF_MSG_IDS                                                      ///< End of system message IDs
-};
-
+};
 typedef enum Msg_IDs MSG_ID_T;                                          ///< Type for message IDs enumeration
+
+/**@}*/
+
+/**
+ *  @addtogroup RequestRejectReasonsID
+ *  @{
+ */
 
 /// Enumeration of settings change rejection reason codes
 enum Request_Reject_Reasons
@@ -210,8 +221,9 @@
     REQUEST_REJECT_REASON_ARTERIAL_PRESSURE_LOW_VS_HIGH,                ///< Arterial pressure low and high alarm limits are not inconsistent
     REQUEST_REJECT_REASON_VENOUS_PRESSURE_LOW_VS_HIGH,                  ///< Venous pressure low and high alarm limits are inconsistent
     NUM_OF_REQUEST_REJECT_REASONS                                       ///< Number of settings change reject codes
-};
-
+};
 typedef enum Request_Reject_Reasons REQUEST_REJECT_REASON_CODE_T;       ///< Type for settings change rejection reason codes enumeration
+
+/**@}*/
 
 #endif