Index: dialin/protocols/CAN.py
===================================================================
diff -u -ref9b75f5db31f12a46fe9b509385fbd222cd2bf4 -rb1ea8fdb1d536f26e9cc23c7190e9ee47e7cfc2e
--- dialin/protocols/CAN.py	(.../CAN.py)	(revision ef9b75f5db31f12a46fe9b509385fbd222cd2bf4)
+++ dialin/protocols/CAN.py	(.../CAN.py)	(revision b1ea8fdb1d536f26e9cc23c7190e9ee47e7cfc2e)
@@ -275,7 +275,7 @@
                 DenaliChannels.hd_sync_broadcast_ch_id  : None,
                 DenaliChannels.dg_to_ui_ch_id           : DenaliChannels.dialin_to_dg_ch_id,
                 DenaliChannels.dg_sync_broadcast_ch_id  : None,
-                DenaliChannels.ui_to_hd_ch_id           : DenaliChannels.hd_to_ui_ch_id,
+                DenaliChannels.ui_to_hd_ch_id           : DenaliChannels.hd_sync_broadcast_ch_id,
                 DenaliChannels.ui_sync_broadcast_ch_id  : None,
                 DenaliChannels.hd_to_dialin_ch_id       : DenaliChannels.dialin_to_hd_ch_id,
                 DenaliChannels.dg_to_dialin_ch_id       : DenaliChannels.dialin_to_dg_ch_id,
@@ -432,7 +432,7 @@
     START_BYTE = DenaliMessage.START_BYTE
     DIALIN_MSG_RESP_TO = 0.1  # number of seconds to wait for a response to a sent command
 
-    def __init__(self, can_interface: str, logger: Logger, log_can=False, passive_mode=False):
+    def __init__(self, can_interface: str, logger: Logger, log_can=False, console_out=False, passive_mode=False):
         """
         DenaliCanMessenger constructor
 
@@ -446,6 +446,7 @@
         self.logger = logger
         self.log_can = log_can
         self.passive_mode = passive_mode
+        self.console_out = console_out
         self.listener_buffer = can.BufferedReader()
         self.notifier = can.Notifier(self.bus, [self.listener_buffer])
         self.send_packet_request_id = -1
@@ -563,6 +564,8 @@
                                     DenaliMessage.crc8(self.messages)))
 
                         if message_valid:
+                            if self.console_out:
+                                print(complete_dialin_message)
                             # Send an ack if required
                             if DenaliMessage.get_sequence_number(complete_dialin_message) < 0:
                                 # ACK required. Send back the received message with the sequence sign bit flipped
Index: dialin/ui/hd_simulator.py
===================================================================
diff -u -r5e0cad779f1af6c6fc4d1bfa85d07b50bf4d29cc -rb1ea8fdb1d536f26e9cc23c7190e9ee47e7cfc2e
--- dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 5e0cad779f1af6c6fc4d1bfa85d07b50bf4d29cc)
+++ dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision b1ea8fdb1d536f26e9cc23c7190e9ee47e7cfc2e)
@@ -207,7 +207,7 @@
                                                                        MsgIds.MSG_ID_UI_START_TREATMENT.value,
                                                                        self._handler_ui_start_treatment)
             self.can_interface.register_receiving_publication_function(channel_id,
-                                                                       MsgIds.MSG_ID_UI_SET_UF_VOLUME_PARAMETER.value,
+                                                                       MsgIds.MSG_ID_UI_PRE_TREATMENT_UF_REQUEST.value,
                                                                        self._handler_ui_pre_treatment_uf_request)
             self.can_interface.register_receiving_publication_function(channel_id,
                                                                        MsgIds.MSG_ID_UI_NEW_TREATMENT_PARAMS.value,
@@ -463,7 +463,7 @@
         payload += float_to_bytearray(volume)
 
         message = DenaliMessage.build_message(channel_id=DenaliChannels.hd_to_ui_ch_id,
-                                              message_id=MsgIds.MSG_ID_HD_SET_UF_VOLUME_PARAMETER_RESPONSE.value,
+                                              message_id=MsgIds.MSG_ID_HD_PRE_TREATMENT_UF_RESPONSE.value,
                                               payload=payload)
 
         self.can_interface.send(message, 0)