Index: dialin/ui/hd_simulator.py
===================================================================
diff -u -r7005ecad003035b3a7d4e7f4a13de33dbcb00a3c -r6a0355dab8438b4a3e2c641c91e572ea1fb9d13f
--- dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 7005ecad003035b3a7d4e7f4a13de33dbcb00a3c)
+++ dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 6a0355dab8438b4a3e2c641c91e572ea1fb9d13f)
@@ -417,17 +417,21 @@
 
         self.can_interface.send(message, 0)
 
-    def cmd_send_hd_operation_mode(self, mode):
+    def cmd_send_hd_operation_mode(self, opMode, subMode):
         """
         Broadcasts the current HD operation mode
-        @param: (int) mode
+        @param: (int) opMode
+        @param: (int) subMode
         @return: None
         """
 
-        if not isinstance(mode, int):
+        if not isinstance(opMode, int):
             raise ValueError("Provided mode is not of type 'int'")
+        if not isinstance(subMode, int):
+            raise ValueError("Provided mode is not of type 'int'")
 
-        payload = integer_to_bytearray(mode)
+        payload = integer_to_bytearray(opMode)
+        payload += integer_to_bytearray(subMode)
 
         message = DenaliMessage.build_message(channel_id=DenaliChannels.hd_sync_broadcast_ch_id,
                                               message_id=MsgIds.MSG_ID_HD_OP_MODE.value,
@@ -1471,22 +1475,6 @@
 
         self.can_interface.send(message, 0)
 
-    def cmd_send_general_response(self, message_id, accepted, reason):
-        """
-        :param message_id: (int) the message id
-        :param accepted: (int) boolean accept/reject response
-        :param reason: (int) rejection reason
-        :return: none
-        """
-        payload = integer_to_bytearray(accepted)
-        payload += integer_to_bytearray(reason)
-
-        message = DenaliMessage.build_message(channel_id=DenaliChannels.hd_to_ui_ch_id,
-                                              message_id=message_id,
-                                              payload=payload)
-
-        self.can_interface.send(message, 0)
-
     def cmd_set_treatment_heparin_data(self, vCumulative):
         """
         the Treatment Heparin Data message setter/sender method
@@ -1880,8 +1868,24 @@
 
         self.can_interface.send(message, 0)
 
-    def cmd_send_general_progress_data(self, message_id, total, countdown):
+    def cmd_send_general_response(self, message_id, accepted, reason, fromHD = True):
         """
+        :param message_id: (int) the message id
+        :param accepted: (int) boolean accept/reject response
+        :param reason: (int) rejection reason
+        :return: none
+        """
+        payload = integer_to_bytearray(accepted)
+        payload += integer_to_bytearray(reason)
+
+        message = DenaliMessage.build_message(channel_id= DenaliChannels.hd_to_ui_ch_id if fromHD else DenaliChannels.dg_to_ui_ch_id,
+                                              message_id=message_id,
+                                              payload=payload)
+
+        self.can_interface.send(message, 0)
+
+    def cmd_send_general_progress_data(self, message_id, total, countdown, fromHD = True):
+        """
         send the pretreatment filter flush progress data
         :param accepted: (U32) Total time in second
         :param reason: (U32) count down time in second
@@ -1890,7 +1894,7 @@
         payload = integer_to_bytearray(total)
         payload += integer_to_bytearray(countdown)
 
-        message = DenaliMessage.build_message(channel_id=DenaliChannels.hd_to_ui_ch_id,
+        message = DenaliMessage.build_message(channel_id= DenaliChannels.hd_to_ui_ch_id if fromHD else DenaliChannels.dg_to_ui_ch_id,
                                               message_id=message_id,
                                               payload=payload)