Index: firmware/App/Services/DDInterface.h
===================================================================
diff -u -r9c833ef5623ce842267e284d958820ac0dc3a7fc -rfff7eb3560421130e0cd4788f84bce0a8ee7ff44
--- firmware/App/Services/DDInterface.h	(.../DDInterface.h)	(revision 9c833ef5623ce842267e284d958820ac0dc3a7fc)
+++ firmware/App/Services/DDInterface.h	(.../DDInterface.h)	(revision fff7eb3560421130e0cd4788f84bce0a8ee7ff44)
@@ -52,15 +52,17 @@
 U32  getDDSubMode( void );
 F32  getDialysatePressure( void );
 BOOL getDialysateGoodToDeliverStatus( void );
+F32  getTDUFRate( void );
 
 BOOL setDDOpMode( MESSAGE_T *message );
 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 cmdStartGenerateDialysate( F32 qd, F32 quf, F32 dialTemp, BOOL bypass, F32 acidConvFactor, F32 bicarbConvFactor, U32 sodium, U32 bicarbonate );
+void cmdStartGenerateDialysate( F32 qd, F32 quf, F32 qsub, F32 dialTemp, BOOL bypass, F32 acidConvFactor, F32 bicarbConvFactor, U32 sodium, U32 bicarbonate );
 void cmdChangeQd( F32 qd );
 void cmdChangeQuf( F32 quf );
+void cmdChangeQhdf( F32 qsub );
 void cmdBypassDialyzer( BOOL bypass );
 void cmdStopGenerateDialysate( void );
 void cmdSubstitutionRate (F32 qs );