Index: dialin/ui/hd_simulator.py
===================================================================
diff -u -r7c40736c7dd4ead43359fe9a26af72e827004aa4 -r979a84608c047c3bb83f2b419f925e424304f75a
--- dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 7c40736c7dd4ead43359fe9a26af72e827004aa4)
+++ dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 979a84608c047c3bb83f2b419f925e424304f75a)
@@ -887,8 +887,13 @@
                 self.cmd_set_pressure_occlusion_data(arterial_prs=self.arterial_pressure_mmHg,
                                                      venous_prs=self.venous_pressure_mmHg,
                                                      blood_pump_occlusion=0,
-                                                     dialysate_inlet_pump_occlusion=0,
-                                                     dialysate_outlet_pump_occlusion=0)
+                                                     pressure_limit_state=0,
+                                                     arterial_min_limt=0,   #MG: Pressure limits need to be updated
+                                                     arterial_max_limt=0,   # What about window stabilization?
+                                                     venous_min_limit=0,
+                                                     venous_max_limit=0,
+                                                     arterial_long_filtered_pressure=0,
+                                                     venous_long_filtered_pressure=0 )
 
 
             ## DIALYSIS GROUP -------------------------------------------------
@@ -940,7 +945,8 @@
                 self.cmd_set_treatment_blood_flow_rate(flow_set_pt=self.blood_flow_set_point_ml_per_min,
                                                        measured_flow=self.blood_flow_measured_ml_per_min,
                                                        rot_speed=0, mot_speed=0, mc_speed=0,
-                                                       mc_current=0, pwm=0, rotor_count=0)
+                                                       mc_current=0, pwm=0, rotor_count=0,
+                                                       pres_flow=0, rotor_hall=0)
 
                 # MSG_ID_DIALYSATE_FLOW_DATA
                 self.dialysate_flow_measured_ml_per_min += (random() - 0.5) * 5  # TBD! replace magic numbers
@@ -952,7 +958,10 @@
                                                            mot_speed=0.0,
                                                            mc_speed=0.0,
                                                            mc_current=0.0,
-                                                           pwm=0.0)
+                                                           pwm=0.0,
+                                                           rotor_count=0,
+                                                           presFlow=0,
+                                                           rotorHall=0)
 
                 # MSG_ID_PRESSURE_OCCLUSION_DATA
                 self.arterial_pressure_mmHg += (random() - 0.5) * 10  # TBD! replace magic wander numbers
@@ -964,8 +973,13 @@
                 self.cmd_set_pressure_occlusion_data(arterial_prs=self.arterial_pressure_mmHg,
                                                      venous_prs=self.venous_pressure_mmHg,
                                                      blood_pump_occlusion=0,
-                                                     dialysate_inlet_pump_occlusion=0,
-                                                     dialysate_outlet_pump_occlusion=0)
+                                                     pressure_limit_state=0,
+                                                     arterial_min_limt=0,   #MG: Pressure limits need to be updated
+                                                     arterial_max_limt=0,   # What about window stabilization?
+                                                     venous_min_limit=0,
+                                                     venous_max_limit=0,
+                                                     arterial_long_filtered_pressure=0,
+                                                     venous_long_filtered_pressure=0 )
                 # MSG_ID_RTC_EPOCH
                 # tbd!
 
@@ -979,7 +993,9 @@
                 self.cmd_set_treatment_ultrafiltration_outlet_flow_data(ref_uf_vol=self.uf_volume_out_l * 1000.0,
                                                                         measured_uf_vol=self.uf_volume_set_l * 1000.0,
                                                                         rot_speed=0.0, mot_speed=0.0, mc_speed=0.0,
-                                                                        mc_current=0.0, pwm=0.0)
+                                                                        mc_current=0.0, pwm=0.0, corr_offset=0.0,
+                                                                        pump_calculated_rate=0.0, uf_calculated_rate=0.0,
+                                                                        rotor_hall=0)
 
                 # MSG_ID_LOAD_CELL_READINGS
 
@@ -1736,7 +1752,7 @@
     def cmd_set_treatment_blood_flow_rate(self, flow_set_pt: int, measured_flow: float,
                                           rot_speed: float, mot_speed: float, mc_speed: float,
                                           mc_current: float, pwm: float, rotor_count: int,
-                                          presFlow: int, rotorHall: int) -> None:
+                                          pres_flow: int, rotor_hall: int) -> None:
         """
         The Blood Flow Data message setter/sender method
 
@@ -1752,8 +1768,8 @@
         @param mc_current: (float) MC Current
         @param pwm: (float) PWM
         @param rotor_count: (int) Rotor Count
-        @param presFlow: (int) Prescribed Blood Flow
-        @param rotorHall: (int) RotorHall sensor
+        @param pres_flow: (int) Prescribed Blood Flow
+        @param rotor_hall: (int) Rotor Hall sensor
         @return: None
         """
 
@@ -1765,8 +1781,8 @@
         payload += float_to_bytearray(mc_current)
         payload += float_to_bytearray(pwm)
         payload += integer_to_bytearray(rotor_count)
-        payload += integer_to_bytearray(presFlow)
-        payload += integer_to_bytearray(rotorHall)
+        payload += integer_to_bytearray(pres_flow)
+        payload += integer_to_bytearray(rotor_hall)
 
         message = DenaliMessage.build_message(channel_id=DenaliChannels.hd_sync_broadcast_ch_id,
                                               message_id=MsgIds.MSG_ID_BLOOD_FLOW_DATA.value,