Index: firmware/App/Controllers/BloodFlow.c
===================================================================
diff -u -r113f804decb50b9511bb8b7365288285fece6628 -rd384eb875bc3cb4b41f12249a024072f0f0f29e1
--- firmware/App/Controllers/BloodFlow.c	(.../BloodFlow.c)	(revision 113f804decb50b9511bb8b7365288285fece6628)
+++ firmware/App/Controllers/BloodFlow.c	(.../BloodFlow.c)	(revision d384eb875bc3cb4b41f12249a024072f0f0f29e1)
@@ -347,7 +347,12 @@
  *************************************************************************/
 static F32 calcBloodFlow( void )
 {
+#ifndef PBA_ESTIMATION
     F32 artPres = getLongFilteredArterialPressure();
+#else
+    // TODO - temporary test code - remove later
+    F32 artPres = -200.0;
+#endif
     F32 rotSpd  = filteredBloodPumpSpeed / BP_GEAR_RATIO;
     U32 r       = getBloodPumpRotorCount();
     U32 rotCnt  = CAP( r, BP_MAX_ROTOR_COUNT_FOR_WEAR );