Index: firmware/App/Services/DDInterface.h
===================================================================
diff -u -r9c833ef5623ce842267e284d958820ac0dc3a7fc -r8759adf902288368a8b0aaea7a809cc88822a9ab
--- firmware/App/Services/DDInterface.h	(.../DDInterface.h)	(revision 9c833ef5623ce842267e284d958820ac0dc3a7fc)
+++ firmware/App/Services/DDInterface.h	(.../DDInterface.h)	(revision 8759adf902288368a8b0aaea7a809cc88822a9ab)
@@ -57,7 +57,7 @@
 BOOL setDialysateData( MESSAGE_T *message );
 BOOL setDialysatePressure( MESSAGE_T *message );
 
-void cmdStartPreGenerateDialysate( F32 qd, F32 dialTemp, F32 acidConvFactor, F32 bicarbConvFactor, U32 sodium, U32 bicarbonate );
+void cmdStartPreGenerateDialysate( F32 qd, F32 dialTemp, F32 acidConvFactor, F32 bicarbConvFactor, U32 sodium, U32 bicarbonate, F32 ufVol );
 void cmdStartGenerateDialysate( F32 qd, F32 quf, F32 dialTemp, BOOL bypass, F32 acidConvFactor, F32 bicarbConvFactor, U32 sodium, U32 bicarbonate );
 void cmdChangeQd( F32 qd );
 void cmdChangeQuf( F32 quf );