Index: firmware/App/Modes/ModeFill.h
===================================================================
diff -u -r773bd9e1eebab013afa0b303231be73e8016c84c -rc03d077c365f228423523364f6b88d54c335478b
--- firmware/App/Modes/ModeFill.h	(.../ModeFill.h)	(revision 773bd9e1eebab013afa0b303231be73e8016c84c)
+++ firmware/App/Modes/ModeFill.h	(.../ModeFill.h)	(revision c03d077c365f228423523364f6b88d54c335478b)
@@ -31,6 +31,17 @@
 
 // ********** public definitions **********
 
+/// DG broadcast dialysate fill data structure.
+typedef struct
+{
+    F32 averageBicarbConductivity;              ///< The average bicarb conductivity calculated in one fill.
+    F32 averageAcidConductivity;                ///< The average acid conductivity calculated in one fill.
+    U32 isThisTheFirstFill;                     ///< Indicate if this is the first fill.
+    F32 pctDiffInConductivity;                  ///< The percent difference between CD1 and CD2.
+    F32 usedAcidVolumeML;                       ///< The used acid volume in ML.
+    F32 usedBicarbVolumeML;                     ///< The used bicarb volume in ML.
+} DG_FILL_MODE_DATA_T;
+
 // ********** public function prototypes **********
 
 void initFillMode( void );          // initialize this module