Index: firmware/App/Modes/ModeTreatment.h
===================================================================
diff -u -rac6532c81f2a6d4ad1c67420c22d59f6aeeaae13 -r40e0116bbada6d1780bfa832a9c4684ba9fcfcc8
--- firmware/App/Modes/ModeTreatment.h	(.../ModeTreatment.h)	(revision ac6532c81f2a6d4ad1c67420c22d59f6aeeaae13)
+++ firmware/App/Modes/ModeTreatment.h	(.../ModeTreatment.h)	(revision 40e0116bbada6d1780bfa832a9c4684ba9fcfcc8)
@@ -81,6 +81,16 @@
     S32  venHighLimit;
 } PRESSURE_LIMIT_CHANGE_RESPONSE_T;
 
+/// Payload record structure for the treatment log 30 minutes periodic data.
+typedef struct
+{
+    F32 avgBloodFlowRate;
+    F32 avgDialysateFlowRate;
+    F32 avgUFRate;
+    F32 avgArterialPressure;
+    F32 avgVenousPressure;
+} TREATMENT_LOG_DATA_PERIODIC_T;
+
 // ********** public function prototypes **********
 
 void initTreatmentMode( void );                                     // Initialize this module
@@ -96,6 +106,7 @@
 TREATMENT_STATE_T getTreatmentState( void );                        // Determine the current treatment sub-mode (state)
 BOOL isTreatmentCompleted( void );                                  // Determine whether the treatment has completed
 U32  getTreatmentTimeRemainingSecs( void );                         // Determine number of seconds remaining in the treatment
+U32  getActualTreatmentTimeMins( void );                            // Determine the actual treatment duration in minutes
 BOOL getRinsebackCompleted( void );                                 // Determine whether a rinseback has been completed
 void setRinsebackIsCompleted( BOOL flag );                          // Set whether a rinseback has been completed (T blocks rinseback option)
 BOOL getBloodIsPrimed( void );                                      // Determine whether the blood-side circuit of the dialyzer has been primed with blood