Index: firmware/App/Controllers/DialInFlow.h
===================================================================
diff -u -r054fa08b67ed2a31f7848b179fbcd1b4da501b0f -r4ebc1f7e1aeb3a332e91fcdd1bbbe1a01873d93a
--- firmware/App/Controllers/DialInFlow.h	(.../DialInFlow.h)	(revision 054fa08b67ed2a31f7848b179fbcd1b4da501b0f)
+++ firmware/App/Controllers/DialInFlow.h	(.../DialInFlow.h)	(revision 4ebc1f7e1aeb3a332e91fcdd1bbbe1a01873d93a)
@@ -1,4 +1,4 @@
-/**************************************************************************
+/**********************************************************************//**
  *
  *  Copyright (c) 2019-2020 Diality Inc. - All Rights Reserved.
  *
@@ -19,10 +19,19 @@
 
 #include "HDCommon.h"
 
+/**
+ *  @defgroup DialysateInletFlow DialysateInletFlow
+ *  @brief Dialysate Inlet Pump & Dialysate Flow controller/monitor module.
+ *  Monitors the dialysate flow rate and controls the dialysate inlet pump.
+ *
+ *  @addtogroup DialysateInletFlow
+ *  @{
+ */
+
 // ********** public definitions **********
 
-#define MAX_DIAL_IN_FLOW_RATE                 600             // mL/min
-#define MIN_DIAL_IN_FLOW_RATE                 100             // mL/min
+#define MAX_DIAL_IN_FLOW_RATE                 600             ///< Maximum dialysate inlet flow rate (in mL/min).
+#define MIN_DIAL_IN_FLOW_RATE                 100             ///< Minimum dialysate inlet flow rate (in mL/min).
 
 // ********** public function prototypes **********
 
@@ -32,6 +41,8 @@
 
 BOOL setDialInPumpTargetFlowRate( U32 flowRate, MOTOR_DIR_T dir, PUMP_CONTROL_MODE_T mode );
 void signalDialInPumpHardStop( void );
+void signalDialInPumpRotorHallSensor( void );
+BOOL homeDialInPump( void );
 
 SELF_TEST_STATUS_T execDialInFlowTest( void );
 
@@ -57,4 +68,6 @@
 BOOL testSetMeasuredDialInPumpMCCurrentOverride( F32 value );
 BOOL testResetMeasuredDialInPumpMCCurrentOverride( void );
 
+/**@}*/
+
 #endif