Index: HDDefs.h
===================================================================
diff -u -r3f8612e051100f56eb5e643a75b68c87d8eef20e -rce980a6bd71f42ff9ba11b83ca4710963423b7e4
--- HDDefs.h	(.../HDDefs.h)	(revision 3f8612e051100f56eb5e643a75b68c87d8eef20e)
+++ HDDefs.h	(.../HDDefs.h)	(revision ce980a6bd71f42ff9ba11b83ca4710963423b7e4)
@@ -481,8 +481,10 @@
 /// Enumeration of treatment stop sub-mode states.
 enum Treatment_Stop_States
 {
-    TREATMENT_STOP_RECIRC_STATE = 0,                                    ///< Dialysate re-circulation state of the treatment stop sub-mode state machine
-    TREATMENT_STOP_NO_RECIRC_STATE,                                     ///< No dialysate re-circulation state of the treatment stop sub-mode state machine
+    TREATMENT_STOP_RECIRC_STATE = 0,                                    ///< Dialysate and Blood re-circulation state of the treatment stop sub-mode state machine
+    TREATMENT_STOP_RECIRC_DIALYSATE_ONLY_STATE,                         ///< Re-circulate Dialysate only state of the treatment re-circulate sub-mode state machine
+    TREATMENT_STOP_RECIRC_BLOOD_ONLY_STATE,                             ///< Re-circulate Blood only state of the treatment re-circulate sub-mode state machine
+    TREATMENT_STOP_NO_RECIRC_STATE,                                     ///< No re-circulation state of the treatment stop sub-mode state machine
     NUM_OF_TREATMENT_STOP_STATES                                        ///< Number of treatment stop sub-mode states
 };
 /// Type for treatment stop states enumeration.
@@ -551,7 +553,7 @@
 /// Enumeration of treatment re-circulation sub-mode states.
 enum Treatment_Recirc_States
 {
-    TREATMENT_RECIRC_RECIRC_STATE = 0,                                  ///< Re-circulate state of the treatment re-circulate sub-mode state machine
+    TREATMENT_RECIRC_RECIRC_STATE = 0,                                  ///< Re-circulate Dialysate state of the treatment re-circulate sub-mode state machine
     TREATMENT_RECIRC_STOPPED_STATE,                                     ///< Stopped state of the treatment re-circulate sub-mode state machine
     NUM_OF_TREATMENT_RECIRC_STATES                                      ///< Number of treatment re-circulate sub-mode states
 };
@@ -723,6 +725,17 @@
 };
 typedef enum HD_Event_List HD_EVENT_ID_T;                               ///< Type for HD event list enumeration
 
+// **** Common Const ****
+
+#if !defined TASK_GENERAL_INTERVAL
+#include "TaskGeneral.h"
+#endif
+/// Maximum time in this mode before blood sitting alarm given (in general task intervals).
+static const U32 MAX_TIME_BLOOD_SITTING = ( ( 5 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL );
+/// Maximum time in this mode before blood sitting warning given (in general task intervals).
+static const U32 WARN_TIME_BLOOD_SITTING = ( ( 4 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL );
+
+
 /**@}*/
 
 #endif