Index: TDDefs.h
===================================================================
diff -u -r24897e13845bac3ab610f2750aaea87ab48f9eae -rd76bbd9407890ea3b2b209f7f13adbbd75958263
--- TDDefs.h	(.../TDDefs.h)	(revision 24897e13845bac3ab610f2750aaea87ab48f9eae)
+++ TDDefs.h	(.../TDDefs.h)	(revision d76bbd9407890ea3b2b209f7f13adbbd75958263)
@@ -7,8 +7,8 @@
 *
 * @file    TDDefs.h
 *
-* @author  (last)      Varshini Nagabooshanam
-* @date    (last)      07-May-2026
+* @author  (last)      Vijay Pamula
+* @date    (last)      28-May-2026
 *
 * @author  (original)  Sean Nash
 * @date    (original)  01-Aug-2024
@@ -35,6 +35,7 @@
     MODE_PRET,                           ///< Pre-Treatment mode
     MODE_TREA,                           ///< Treatment mode
     MODE_POST,                           ///< Post-Treatment mode
+    MODE_UPDT,                           ///< Update mode
     MODE_NLEG,                           ///< Not legal - an illegal mode transition occurred
     NUM_OF_MODES                         ///< Number of TD operation modes
 };
@@ -66,6 +67,7 @@
     POST_STATE_STUCK_BUTTON,                            ///< Run stuck button test state
     POST_STATE_UI_POST,                                 ///< Check whether UI passed its POST tests
     POST_STATE_FW_COMPATIBILITY,                        ///< Run firmware compatibility test state
+    POST_STATE_EJECTOR_HOMING,                          ///< Run ejector homing POST state
     POST_STATE_FPGA,                                    ///< Run FPGA test state
     POST_STATE_COMPLETED,                               ///< POST self-tests completed state
     POST_STATE_FAILED,                                  ///< POST self-tests failed state
@@ -112,6 +114,22 @@
 /**@}*/
 
 /**
+ *  @addtogroup TDUpdateMode
+ *  @{
+ */
+
+/// Sub-mode states while in update mode
+enum TD_Update_States
+{
+    TD_UPDATE_INIT_STATE = 0,                                    ///< Start update state.
+    TD_UPDATE_RESET_MCU_STATE,                                   ///< Reset MCU state.
+    NUM_OF_TD_UPDATE_STATES                                      ///< Number of update states (sub-modes).
+};
+typedef enum TD_Update_States TD_UPDATE_STATE_T;                 ///< Type for TD update states enumeration
+
+/**@}*/
+
+/**
  *  @addtogroup TDPreTreatmentMode
  *  @{
  */
@@ -122,7 +140,7 @@
     TD_PRE_TREATMENT_WATER_SAMPLE_STATE = 0,                                ///< Water sample state
     TD_PRE_TREATMENT_SELF_TEST_CONSUMABLE_STATE,                            ///< Consumable self-tests state
     TD_PRE_TREATMENT_SELF_TEST_NO_CART_STATE,                               ///< No cartridge self-tests state
-    TD_PRE_TREATMENT_CART_INSTALL_STATE,                                    ///< Consumable and cartridge installation state
+    TD_PRE_TREATMENT_TUBING_SET_INSTALL_STATE,                              ///< Tube set install state
     TD_PRE_TREATMENT_SELF_TEST_DRY_STATE,                                   ///< Self-tests when the cartridge is dry state
     TD_PRE_TREATMENT_PRIME_STATE,                                           ///< Prime blood and dialysate circuits and run wet self-tests state
     TD_PRE_TREATMENT_RECIRCULATE_STATE,                                     ///< Re-circulate blood and dialysate circuits state
@@ -207,7 +225,7 @@
 enum TD_Pre_Treatment_Dry_Self_Tests_States
 {
     DRY_SELF_TESTS_START_STATE = 0,                            ///< Dry self-tests start state
-    DRY_SELF_TESTS_WAIT_FOR_DOOR_CLOSE_STATE = 0,              ///< Wait for door close state
+    DRY_SELF_TESTS_WAIT_FOR_DOOR_CLOSE_STATE,                  ///< Wait for door close state
     DRY_SELF_TESTS_USED_TUBE_SET_CHECK_STATE,                  ///< Used tube set check state
     DRY_SELF_TESTS_TUBE_SET_LOADED_CHECK_STATE,                ///< Tube set loaded check state
     DRY_SELF_TESTS_TUBE_SET_AUTHENTICATION_STATE,              ///< Tube set authentication state
@@ -349,8 +367,8 @@
 /// Enumeration of post-treatment mode states.
 enum TD_Post_Treatment_Mode_States
 {
-    TD_POST_TREATMENT_DRAIN_RESERVOIRS_STATE = 0,                       ///< Drain reservoirs state
-    TD_POST_TREATMENT_PATIENT_DISCONNECTION_STATE,                      ///< Patient disconnection state
+    TD_POST_TREATMENT_PATIENT_DISCONNECTION_STATE = 0,                  ///< Patient disconnection state
+    TD_POST_TREATMENT_AUTO_EJECT_STATE,                                 ///< Auto eject state
     TD_POST_TREATMENT_DISPOSABLE_REMOVAL_STATE,                         ///< Disposable removal state
     TD_POST_TREATMENT_VERIFY_STATE,                                     ///< Verify cartridge removed, syringe removed, and reservoirs drained state
     NUM_OF_TD_POST_TREATMENT_STATES                                     ///< Number of post-treatment mode states
@@ -645,6 +663,23 @@
 };
 typedef enum Treatment_Params TREATMENT_PARAM_T;                        ///< Type for treatment parameters enumeration
 
+/// Enumeration of treatment set point parameter indices.
+enum Treatment_Setpoint_Params
+{
+    TREATMENT_SETPOINT_BLOOD_FLOW = 0,                         ///< Blood flow rate (in mL/min)
+    TREATMENT_SETPOINT_DIALYSATE_FLOW,                         ///< Dialysate flow rate (in mL/min)
+    TREATMENT_SETPOINT_DIALYSATE_TEMPERATURE,                  ///< Dialysate temperature (in degC)
+    TREATMENT_SETPOINT_ACID_CONCENTRATE,                       ///< Acid concentrate type (enum)
+    TREATMENT_SETPOINT_ACID_CONVERSION_FACTOR,                 ///< Acid concentrate conversion factor
+    TREATMENT_SETPOINT_BICARB_CONCENTRATE,                     ///< Bicarbonate concentrate type (enum)
+    TREATMENT_SETPOINT_TREATMENT_MODALITY,                     ///< Treatment modality type (enum)
+    TREATMENT_SETPOINT_HEPATITIS_STATUS,                       ///< Hepatitis B status (enum)
+    TREATMENT_SETPOINT_SODIUM,                                 ///< Sodium concentration (mEq/L)
+    TREATMENT_SETPOINT_BICARBONATE,                            ///< Bicarbonate concentration (mEq/L)
+    NUM_OF_TREATMENT_SETPOINT_PARAMS                           ///< Total number of treatment set point parameters
+};
+typedef enum Treatment_Setpoint_Params TREATMENT_SETPOINT_PARAM_T;               ///< Type for treatment set point parameter indices enumeration
+
 /// Enumeration of system configured treatment parameters.
 enum System_Config_Treatment_Params
 {
@@ -793,6 +828,7 @@
     TD_EVENT_INSTIT_RECORD_UPDATE,                                      ///< TD new institutional record has been updated.
     TD_EVENT_VALVE_POS_CHANGE,                                          ///< TD pinch valve position change
     TD_EVENT_VALVE_HOMED_POS_SETTING,                                   ///< TD pinch valve homed encoder positions for A/B/C.
+    TD_EVENT_SYRINGE_PUMP_STATE,                                        ///< TD syringe pump state change event
     NUM_OF_TD_EVENT_IDS                                                 ///< Total number of TD events
 };
 typedef enum TD_Event_List TD_EVENT_ID_T;                               ///< Type for TD event list enumeration