Index: firmware/App/Services/TxParams.c
===================================================================
diff -u -r679d535b77aa6722671084774ad5d96e9789e12e -r96377d3f1e16d6f8a48fddbe9f645f9e2fd68478
--- firmware/App/Services/TxParams.c	(.../TxParams.c)	(revision 679d535b77aa6722671084774ad5d96e9789e12e)
+++ firmware/App/Services/TxParams.c	(.../TxParams.c)	(revision 96377d3f1e16d6f8a48fddbe9f645f9e2fd68478)
@@ -94,7 +94,6 @@
 } DIALIN_SET_TX_PARAM_PAYLOAD_T;
 #pragma pack(pop)
 
-
 // ********** private data **********
 
 static const TREATMENT_PARAMS_PROPERTIES_T TREAT_PARAMS_PROPERTIES[ NUM_OF_TREATMENT_PARAMS ] =
@@ -172,7 +171,7 @@
 * @brief
 * The getValidTreatParamsReceived function reports whether a valid set
 * of Treatment Parameters has been staged.
-* @details Inputs:  none
+* @details Inputs: validTreatParamsReceived
 * @details Outputs: none
 * @return TRUE if valid parameters are available, FALSE otherwise.
 **************************************************************************/
@@ -185,7 +184,7 @@
  * @brief
  * The getTreatParamsConfirmed function reports whether the current
  * Treatment Parameters have been confirmed by the user.
- * @details Inputs:  none
+ * @details Inputs: treatParamsConfirmed
  * @details Outputs: none
  * @return TRUE if the current Treatment Parameters are confirmed,
  * FALSE otherwise.
@@ -210,13 +209,17 @@
 }
 
 /*********************************************************************//**
-* @brief
-* Validate Treatment Parameters received from the UI.
-* @details Inputs: message - UI - TD Treatment Parameters validation message.
-* @details Outputs: Stages the parameters, performs range/dependency checks,
-* and sends validation response including reject reasons.
-* @return TRUE if parameters validated successfully, FALSE otherwise.
-**************************************************************************/
+ * @brief
+ * The validateAndSetTreatmentParameters function validates received
+ * treatment parameters.
+ * @details \b Message \b Sent: MSG_ID_TD_RESP_TREATMENT_PARAMS_TO_VALIDATE
+ * @details \b Message \b Sent: MSG_ID_TD_TREATMENT_PARAM_RANGES if params are valid
+ * @details \b Inputs: none
+ * @details \b Outputs: stagedParams[], validTreatParamsReceived
+ * @param message set message from UI which includes the user set treatment
+ * parameters record.
+ * @return TRUE if received treatment parameters are valid, FALSE if not
+ *************************************************************************/
 BOOL validateAndSetTreatmentParameters( MESSAGE_T *message )
 {
     BOOL paramsAreInvalid = TRUE;
@@ -275,15 +278,18 @@
 
     return result;
 }
+
 /*********************************************************************//**
  * @brief
- * The validateAndSetUFVolume function validates the UF volume received
- * from the UI.
- * @details Inputs: message – UF volume validation message.
- * @details Outputs: Applies UF limits, evaluates dependent constraints,
- * and sends accept / reject result back to the UI.
- * @return TRUE if the UF volume is valid, FALSE otherwise.
- **************************************************************************/
+ * The validateAndSetUFVolume function validates received ultrafiltration
+ * volume treatment parameter.
+ * @details \b Message \b Sent: MSG_ID_TD_RESP_ULTRAFILTRATION_VOLUME_TO_VALIDATE
+ * @details \b Inputs: none
+ * @details \b Outputs: none
+ * @param message set message from UI which includes the user set ultrafiltration
+ * volume (in mL).
+ * @return TRUE if received UF volume parameter is valid, FALSE if not
+ *************************************************************************/
 BOOL validateAndSetUFVolume( MESSAGE_T *message )
 {
     BOOL accepted = FALSE;
@@ -338,13 +344,15 @@
 
 /*********************************************************************//**
  * @brief
- * The signalUserConfirmTreatmentParameters function handles user
- * confirmation or rejection of Treatment Parameters (Rx).
- * @details Inputs:  message – UI confirm / reject Treatment Parameters message.
- * @details Outputs: Updates local confirmation / rejection flags used by
- * ModePreTreat to advance the Confirm Rx step.
- * @return TRUE if the message was valid and processed, FALSE otherwise.
- **************************************************************************/
+ * The signalUserConfirmationOfTreatmentParameters function sets the user
+ * confirmation flag signaling user has confirmed or rejected treatment
+ * parameters.
+ * @details \b Inputs: none
+ * @details \b Outputs: treatParamsConfirmed, treatParamsRejected
+ * @param message confirmation message from UI which includes the user
+ * confirmation or rejection.
+ * @return TRUE if confirmation/rejection accepted, FALSE if not
+ *************************************************************************/
 BOOL signalUserConfirmTreatmentParameters( MESSAGE_T *message )
 {
     BOOL result    = FALSE;