Index: DialityCoreCanProtocol.py
===================================================================
diff -u -r519260ce5bc660d7d44c612848412ea4e50ca662 -rea4f115e0e15a89f6a517f33e7d511dea9ad808d
--- DialityCoreCanProtocol.py	(.../DialityCoreCanProtocol.py)	(revision 519260ce5bc660d7d44c612848412ea4e50ca662)
+++ DialityCoreCanProtocol.py	(.../DialityCoreCanProtocol.py)	(revision ea4f115e0e15a89f6a517f33e7d511dea9ad808d)
@@ -28,13 +28,14 @@
     START_BYTE = 0xA5
 
     START_INDEX = 0
-    MSG_ID_INDEX = 1
+    MSG_SEQ_INDEX = 1
+    MSG_ID_INDEX = 3
 
-    PAYLOAD_LENGTH_INDEX = 3
-    PAYLOAD_START_INDEX = 4
+    PAYLOAD_LENGTH_INDEX = 5
+    PAYLOAD_START_INDEX = 6
 
-    PAYLOAD_LENGTH_FIRST_PACKET = 3
-    HEADER_LENGTH = 4
+    PAYLOAD_LENGTH_FIRST_PACKET = 5
+    HEADER_LENGTH = 6
 
     PACKET_LENGTH = 8
     CRC_LENGTH = 1
@@ -91,7 +92,14 @@
         message_list = [DenaliCanMessenger.START_BYTE]
 
         if 0 <= message_id <= DenaliMessage.MAX_MSG_ID_NUMBER:
-            # Make sure an unsigned int was passed
+            # Add a zero seq # for dialin messages for now
+            seq_no = 0
+            message_seq_in_bytes = seq_no.to_bytes(2, byteorder=DenaliMessage.BYTE_ORDER)
+
+            message_list += [message_seq_in_bytes[0]]
+            message_list += [message_seq_in_bytes[1]]
+
+            # Add message ID as unsigned 16-bit #
             message_id_in_bytes = message_id.to_bytes(2, byteorder=DenaliMessage.BYTE_ORDER)
 
             message_list += [message_id_in_bytes[0]]