Index: DDDefs.h
===================================================================
diff -u -r83743c433516c53e32ee0807b25401965848f6a3 -r581c7ef4bb3af907e49b9a5619d7addd47057075
--- DDDefs.h	(.../DDDefs.h)	(revision 83743c433516c53e32ee0807b25401965848f6a3)
+++ DDDefs.h	(.../DDDefs.h)	(revision 581c7ef4bb3af907e49b9a5619d7addd47057075)
@@ -61,7 +61,6 @@
     DD_POST_STATE_DIALYSATE_PUMPS,              ///< Dialysate pumps POST state
     DD_POST_STATE_CONCENTRATE_PUMPS,            ///< Concentrate pumps POST state
     DD_POST_STATE_CONDUCTIVITY_SENSORS,         ///< Conductivity sensors POST state
-    DD_POST_STATE_THERMISTORS,                  ///< Thermistors POST state
     DD_POST_STATE_WATCHDOG,                     ///< Watchdog POST test state
     DD_POST_STATE_SAFETY_SHUTDOWN,              ///< Safety shutdown POST test state
     DD_POST_STATE_COMPLETED,                    ///< POST completed successfully state
@@ -98,9 +97,6 @@
 enum DD_Standby_Mode_States
 {
     DD_STANDBY_MODE_STATE_IDLE = 0,                             ///< Idle standby mode state
-    DD_STANDBY_MODE_STATE_FLUSH_FILTER,                         ///< Sample water flush filter state
-    DD_STANDBY_MODE_STATE_FLUSH_FILTER_IDLE,                    ///< Sample water flush filter idle state
-    DD_STANDBY_MODE_STATE_SAMPLE_WATER,                         ///< Sample water state
     DD_STANDBY_MODE_STATE_PAUSE,                                ///< Pause state
     NUM_OF_DD_STANDBY_MODE_STATES                               ///< Number of standby mode states
 };
@@ -120,6 +116,44 @@
 /**@}*/
 
 /**
+ *  @addtogroup DDGenDialysateMode
+ *  @{
+ */
+
+/// Enumeration of GenDialysate mode states.
+enum DD_GenD_Mode_States
+{
+    DD_GEND_STATE_START = 0,                                    ///< Gen dialysate start state
+    DD_GEND_HYD_CHAMBER_WATER_INLET_CHECK_STATE,                ///< Gen dialysate Hydraulic chamber water inlet check state
+    DD_GEND_HYD_CHAMBER_PRESSURE_CHECK_STATE,                   ///< Gen dialysate Hydraulic chamber pressure check state
+    DD_GEND_FRESH_DIALYSATE_PRESSURE_CHECK_STATE,               ///< Gen dialysate fresh dialysate pressure check state
+    DD_GEND_SPENT_DIALYSATE_PRESSURE_CHECK_STATE,               ///< Gen dialysate spent dialysate pressure check state
+    DD_GEND_PRODUCE_DIALYSATE_STATE,                            ///< Gen dialysate - produce dialysate state
+    DD_GEND_DIALYSATE_DELIVERY_STATE,                           ///< Gen dialysate - deliver dialysate state
+    DD_GEND_DIALYSATE_DELIVERY_PAUSE,                           ///< Gen dialysate - dialysate delivery pause state
+    NUM_OF_DD_GEND_MODE_STATES                                  ///< Number of gen dialysate states
+};
+typedef enum DD_GenD_Mode_States DD_GEND_MODE_STATE_T;          ///< Type for DD gen dialysate mode states enumeration
+
+/// DD acid types
+typedef enum dd_acid_types
+{
+    ACID_08_1251_1 = 0,                                         ///< Acid type 08-1251-1.
+    ACID_08_2251_0,                                             ///< Acid type 08-2251-0.
+    ACID_08_3251_9,                                             ///< ACid type 08-3251-9.
+    NUM_OF_ACID_TYPE                                            ///< Number of acid types.
+} DD_ACID_TYPES_T;
+
+/// DD bicarb types
+typedef enum dd_bicarb_types
+{
+    BICARB_08_677753_0 = 0,                                     ///< Bicarb type 08-677753-0
+    NUM_OF_BICARB_TYPE                                          ///< Number of bicarb types.
+} DD_BICARB_TYPES_T;
+
+/**@}*/
+
+/**
  *  @addtogroup DDHeatDisinfectMode
  *  @{
  */
@@ -222,6 +256,7 @@
     DD_EVENT_FLOATER_2_LEVEL_CHANGE,                                    ///< DD floater 2 level change event
     DD_EVENT_BICARB_LEVEL_CHANGE,                                       ///< DD bicarb level change event
     DD_EVENT_SPENT_DIALYSATE_LEVEL_CHANGE,                              ///< DD spent dialysate air seperation level change event
+    DD_EVENT_TD_COMMUNICATION_LOSS,                                     ///< DD TD communication loss
     NUM_OF_DD_EVENT_IDS                                                 ///< Total number of DD events
 };
 typedef enum DD_Event_List DD_EVENT_ID_T;                               ///< Type for DD event list enumeration
@@ -245,4 +280,34 @@
 
 /**@}*/
 
+/**
+ *  @addtogroup BalancingChamber
+ *  @{
+ */
+
+/// Enumeration of balancing chamber exec states.
+enum Balancing_Chamber_Exec_States
+{
+    BAL_CHAMBER_STATE_START = 0,                            ///< Initial state of balancing chamber
+    BAL_CHAMBER_STATE1_FILL_START,                          ///< Balancing chamber state 1 fill start state
+    BAL_CHAMBER_STATE1_BICARB_ACID_DOSING_CNTRL,            ///< Balancing Chamber state 1 Bicarb and acid dosing control state
+    BAL_CHAMBER_STATE1_FILL_END,                            ///< Balancing Chamber state 1 fill end state
+    BAL_CHAMBER_STATE2_FILL_START,                          ///< Balancing chamber state 2 fill start state
+    BAL_CHAMBER_STATE2_BICARB_ACID_DOSING_CNTRL,            ///< Balancing Chamber state 2 Bicarb and acid dosing control state
+    BAL_CHAMBER_STATE2_FILL_END,                            ///< Balancing Chamber state 2 fill end state
+    NUM_OF_BAL_CHAMBER_EXEC_STATES                          ///< Number of balancing chamber states
+};
+typedef enum Balancing_Chamber_Exec_States BAL_CHAMBER_EXEC_STATE_T;  ///< Type for balancing chamber exec state enumeration
+
+/// Enumeration of balancing chamber states.
+enum Balancing_Chamber_Switching_States
+{
+    BAL_CHAMBER_SW_STATE1 = 0,                              ///< Balancing chamber switching state 1 (V2,V5 and V3, V8 open, rest closed)
+    BAL_CHAMBER_SW_STATE2,                                  ///< Balancing chamber switching state 2 ( V1,V6 and V4, V7 open, rest closed)
+    NUM_OF_BAL_CHAMBER_SW                                   ///< Number of balancing chamber states
+};
+typedef enum Balancing_Chamber_Switching_States BAL_CHAMBER_SW_STATE_T;  ///< Type for balancing chamber Switching state enumeration
+
+/**@}*/
+
 #endif