Index: leahi_dialin/ui/dd_messaging.py
===================================================================
diff -u -r79b09049832200d2adde2efd7d79a2407b57d09d -ra88d519b869b9fadddd14dfb622904840ce32428
--- leahi_dialin/ui/dd_messaging.py	(.../dd_messaging.py)	(revision 79b09049832200d2adde2efd7d79a2407b57d09d)
+++ leahi_dialin/ui/dd_messaging.py	(.../dd_messaging.py)	(revision a88d519b869b9fadddd14dfb622904840ce32428)
@@ -35,7 +35,7 @@
                         fpga_id: int, fpga_major: int, fpga_minor: int, fpga_lab: int,
                         compatibility_rev: int):
         """
-        Broadcasts the current dd Version Data
+        Broadcasts the current dd Version Data (Msg ID: 0x0F, 15)
         @param major: (uint) - Major version number
         @param minor: (uint) - Minor version number
         @param micro: (uint) - Micro version number
@@ -70,7 +70,7 @@
 
     def dd_serial(self, serial: str):
         """
-        the dd version serial response message method
+        the dd version serial response message method (Msg ID: 0x52, 82)
         @param serial: serial number
         @return: None
         """
@@ -82,4 +82,26 @@
                                             message_id=msg_ids.MsgIds.MSG_ID_DD_SERIAL_RESPONSE.value,
                                             payload=payload)
 
+        self.can_interface.send(message, 0)
+
+    def dd_levels(self, d6Level : int,  
+                        d63Level: int, 
+                        d46Level: int):
+        """
+        Broadcasts the current DD Level Sensor data (Msg ID: 0x29, 41)
+        Args:
+            d6Level    (int  ): floater switch low, medium and high status
+            d63Level   (int  ): bicarb level low or high status
+            d46Level   (int  ): Spent dialysate air separation chamber level low or high status
+
+        """
+        payload =  conversions.unsigned_integer_to_bytearray(d6Level             )
+        payload += conversions.unsigned_integer_to_bytearray(d63Level            )
+        payload += conversions.unsigned_integer_to_bytearray(d46Level            )
+
+        message = CAN.DenaliMessage.build_message(
+                                            channel_id=CAN.DenaliChannels.dd_sync_broadcast_ch_id,
+                                            message_id=msg_ids.MsgIds.MSG_ID_DD_LEVEL_DATA.value,
+                                            payload=payload)
+
         self.can_interface.send(message, 0)
\ No newline at end of file