Index: AlarmDefs.h
===================================================================
diff -u -r6d67a5af1c17911281c2a4c16e6623e38857d5cc -r7cc57a0833e0eb1076b6c335080afa94398998f1
--- AlarmDefs.h	(.../AlarmDefs.h)	(revision 6d67a5af1c17911281c2a4c16e6623e38857d5cc)
+++ AlarmDefs.h	(.../AlarmDefs.h)	(revision 7cc57a0833e0eb1076b6c335080afa94398998f1)
@@ -341,6 +341,7 @@
     ALARM_ID__AVAILABLE_4 = 303,                                            ///< Alarm ID available for use
     ALARM_ID_HD_INVALID_USAGE_RECORD_CRC = 304,                             ///< HD invalid usage record
     ALARM_ID_HD_CPU_RAM_ERROR = 305,                                        ///< HD processor RAM error
+    ALARM_ID_HD_AIR_TRAP_OVERFILL = 306,
     NUM_OF_ALARM_IDS                                                        ///< Total number of alarms
 };
 typedef enum Alarm_List ALARM_ID_T;                                 ///< Type for alarm list enumeration
@@ -776,7 +777,8 @@
     { ALARM_PRIORITY_HIGH,     3,  FALSE, TRUE , TRUE , FALSE, TRUE , TRUE , FALSE, FALSE, FALSE, TRUE , FALSE, FALSE, ALARM_ID_DG_CPU_RAM_ERROR,                                 0,              ALARM_ID_NO_ALARM },
     { ALARM_PRIORITY_MEDIUM, 899,  FALSE, FALSE, TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , FALSE, FALSE, ALARM_ID__AVAILABLE_4,                                     0,              ALARM_ID_NO_ALARM },
     { ALARM_PRIORITY_HIGH,     1,  FALSE, TRUE , TRUE , TRUE , TRUE , TRUE , FALSE, FALSE, FALSE, TRUE , FALSE, FALSE, ALARM_ID_HD_INVALID_USAGE_RECORD_CRC,                      0,              ALARM_ID_NO_ALARM },
-    { ALARM_PRIORITY_HIGH,     3,  TRUE , FALSE, TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , FALSE, FALSE, ALARM_ID_HD_CPU_RAM_ERROR,                                 0,              ALARM_ID_NO_ALARM }
+    { ALARM_PRIORITY_HIGH,     3,  TRUE , FALSE, TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , FALSE, FALSE, ALARM_ID_HD_CPU_RAM_ERROR,                                 0,              ALARM_ID_NO_ALARM },
+    { ALARM_PRIORITY_HIGH,     3,  FALSE, FALSE, TRUE , FALSE, FALSE, FALSE, FALSE, FALSE, TRUE , FALSE, FALSE, FALSE, ALARM_ID_HD_AIR_TRAP_OVERFILL,                             0,              ALARM_ID_NO_ALARM }
 };  //   Priority            Rank  Fault DFault Stops  ClrIm  NoClr  NoRes  NoRin  NoEnd  NoBRcr NoDRcr ClrOnly TxLog  ID                                                        Escalate In     Escalate To
 
 /// Table of alarms and their rank.
@@ -993,6 +995,7 @@
     {   3, ALARM_ID_HD_INVALID_SERIAL_NUMBER },
     {   3, ALARM_ID_DG_CPU_RAM_ERROR },
     {   3, ALARM_ID_HD_CPU_RAM_ERROR },
+    {   3, ALARM_ID_HD_AIR_TRAP_OVERFILL },
     {   3, ALARM_ID_HD_OCCLUSION_SENSOR_FPGA_FAULT },
     {   3, ALARM_ID_HD_ARTERIAL_SENSOR_FPGA_FAULT },
     {   4, ALARM_ID_END_OF_TREATMENT_HIGH },
Index: HDDefs.h
===================================================================
diff -u -r1c36cebf96d87d24e09b7219919d0cdf34b4528d -r7cc57a0833e0eb1076b6c335080afa94398998f1
--- HDDefs.h	(.../HDDefs.h)	(revision 1c36cebf96d87d24e09b7219919d0cdf34b4528d)
+++ HDDefs.h	(.../HDDefs.h)	(revision 7cc57a0833e0eb1076b6c335080afa94398998f1)
@@ -745,21 +745,14 @@
 };
 typedef enum HD_Event_List HD_EVENT_ID_T;                               ///< Type for HD event list enumeration
 
-/**@}*/
-
-/**
- *  @addtogroup UIUserConfirm
- *  @{
- */
-
-/// Enumeration of generic confirmation.
+/// Enumeration of generic confirmation request type from HD to UI.
 enum Generic_Confirm_Command
 {
     GENERIC_CONFIRM_CMD_REQUEST_OPEN    = 0,                            ///< Generic Confirm command to display the confirmation
     GENERIC_CONFIRM_CMD_TIMEOUT_CLOSE   = 1,                            ///< Generic Confirm command to hide    the confirmation, due to timeout user confirmation
     GENERIC_CONFIRM_CMD_REJECT          = 2,                            ///< Generic Confirm command to display the confirmation rejection in case the request in not valid/accepted anymore.
     GENERIC_CONFIRM_CMD_ACCEPT_CLOSE    = 3,                            ///< Generic Confirm command to hide    the confirmation, due to accept  user confirmation.
-    NUM_OF_GENERIC_CONFIRM_COMMAND         ,                            ///< Total number of generic confirm commands
+    NUM_OF_GENERIC_CONFIRM_COMMAND                                      ///< Total number of generic confirm commands
 };
 typedef enum Generic_Confirm_Command GENERIC_CONFIRM_COMMAND_T;         ///< Type for generic confirm enumeration
 
@@ -770,7 +763,7 @@
  *  @{
  */
 
-/// Enumeration of generic confirmation.
+/// Enumeration of generic confirmation id between HD and UI.
 enum Generic_Confirm_Id
 {
     GENERIC_CONFIRM_ID_NONE = 0,                                        ///< Generic Confirm None
@@ -783,4 +776,15 @@
 
 /**@}*/
 
+/// List of confirmation request status
+typedef enum Confirmation_Status
+{
+    CONFIRMATION_REQUEST_STATUS_REJECTED = 0,          ///< Confirmation status rejected
+    CONFIRMATION_REQUEST_STATUS_ACCEPTED,              ///< Confirmation status accepted
+    CONFIRMATION_REQUEST_STATUS_TIMEOUT,               ///< Confirmation status timeout
+    CONFIRMATION_REQUEST_STATUS_PENDING,               ///< Confirmation status pending response
+    CONFIRMATION_REQUEST_STATUS_UNUSED,                ///< Confirmation status Unused
+    NUM_OF_CONFIRMATION_REQUEST_STATUS                 ///< Number of confirmation status
+} CONFIRMATION_REQUEST_STATUS_T;
+
 #endif
Index: MsgDefs.h
===================================================================
diff -u -r1c36cebf96d87d24e09b7219919d0cdf34b4528d -r7cc57a0833e0eb1076b6c335080afa94398998f1
--- MsgDefs.h	(.../MsgDefs.h)	(revision 1c36cebf96d87d24e09b7219919d0cdf34b4528d)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 7cc57a0833e0eb1076b6c335080afa94398998f1)
@@ -215,6 +215,10 @@
     MSG_ID_DG_RTC_EPOCH = 0xB7,                                         ///< DG RTC epoch broadcast message
     MSG_ID_HD_REQUEST_DG_USAGE_INFO = 0xB8,                             ///< HD request DG usage info
     MSG_ID_HD_REQUEST_DG_SERVICE_RECORD = 0xB9,                         ///< HD request DG service record
+    MSG_ID_HD_REQUEST_UI_CONFIRMATION = 0xBA,                           ///< HD request UI confirmation
+    MSG_ID_UI_CONFIRMATION_RESULT = 0xBB,                               ///< UI confirmation result response
+    MSG_ID_REQUEST_DG_CPLD_STATUS = 0xBC,                               ///< Dialin request for DG CPLD Status
+    MSG_ID_DG_CPLD_STATUS = 0xBD,                                       ///< DG CPLD Status
 
 #ifdef EMC_TEST_BUILD
     MSG_ID_CAN_ERROR_COUNT = 0x999,  // test code in support of EMC testing