Index: firmware/App/Controllers/DGInterface.h
===================================================================
diff -u -r62cbfbbd0d1baa7b1f383510b7864921e2dfd054 -r19a056fb3d8cc1ff53f65989a1a23924113f74b3
--- firmware/App/Controllers/DGInterface.h	(.../DGInterface.h)	(revision 62cbfbbd0d1baa7b1f383510b7864921e2dfd054)
+++ firmware/App/Controllers/DGInterface.h	(.../DGInterface.h)	(revision 19a056fb3d8cc1ff53f65989a1a23924113f74b3)
@@ -123,11 +123,11 @@
 /// Dialysate heating parameters
 typedef struct
 {
-    F32 trimmerTargetTemperature;
-    U32 timeReservoirCycleMS;
-    F32 timeReservoirFillMS;
-    U32 timeReservoirWait2SwitchMS;
-    F32 dialysateFlowLPM;
+    F32 trimmerTargetTemperature;                   ///< Trimmer target temperature
+    U32 timeReservoirCycleMS;                       ///< Reservoir cycle time in milliseconds
+    F32 timeReservoirFillMS;                        ///< Reservoir fill time in milliseconds
+    U32 timeReservoirWait2SwitchMS;                 ///< Reservoir wait to switch time in milliseconds
+    F32 dialysateFlowLPM;                           ///< Dialysate flow in L/min
 } DG_CMD_DIALYSATE_HEATING_PARAMS_T;
 
 // ********** public function prototypes **********