Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -r5b3be58e0b2dc2ffce534363f85023d03ca561ba -rbb80dbac26147ab08413efa91007f7ffed43c38f
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 5b3be58e0b2dc2ffce534363f85023d03ca561ba)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision bb80dbac26147ab08413efa91007f7ffed43c38f)
@@ -104,7 +104,7 @@
 void handleTreatmentParametersFromUI( MESSAGE_T *message );
 
 // MSG_ID_HD_NEW_TREATMENT_PARAMS_RESPONSE
-BOOL sendTreatmentParametersResponseMsg( BOOL rejected, U08 *rejectReasons, U32 byteLength );
+BOOL sendTreatmentParametersResponseMsg( BOOL accepted, U08 *rejectReasons, U32 byteLength );
 
 // MSG_ID_UI_SET_UF_VOLUME_PARAMETER
 void handleUFVolumeSetRequest( MESSAGE_T *message );
@@ -163,6 +163,12 @@
 // MSG_ID_HD_PRESSURE_LIMITS_CHANGE_RESPONSE
 BOOL sendPressureLimitsChangeResponse( PRESSURE_LIMIT_CHANGE_RESPONSE_T *data );
 
+// MSG_ID_UI_HEPARIN_PAUSE_RESUME_REQUEST
+void handleHeparinCommandRequest( MESSAGE_T *message );
+
+// MSG_ID_HD_HEPARIN_PAUSE_RESUME_RESPONSE
+BOOL sendHeparinCommandResponse( U32 accepted, U32 rejReason, U32 heparinDeliveryState );
+
 // MSG_ID_UI_RINSEBACK_CMD
 void handlRinsebackCmd( MESSAGE_T *message );
 
@@ -239,7 +245,10 @@
 BOOL broadcastDialOutFlowData( DIAL_OUT_FLOW_DATA_T *dialOutFlowData );
 
 // MSG_ID_HD_SYRINGE_PUMP_DATA
-BOOL broadcastSyringePumpData( SYRINGE_PUMP_DATA_PAYLOAD_T data );
+BOOL broadcastSyringePumpData( SYRINGE_PUMP_DATA_PAYLOAD_T data );
+
+// MSG_ID_HD_HEPARIN_DATA_BROADCAST
+BOOL broadcastHeparinData( F32 volume );
 
 // MSG_ID_PRESSURE_OCCLUSION_DATA
 BOOL broadcastPresOcclData( PRESSURE_OCCLUSION_DATA_T data );