Index: App/Services/SystemComm.h
===================================================================
diff -u -r29f1ba03faefd982327916590818a260a3e4aa48 -rcb47c5f896477ceae7597cb1a4191b3972e93f0d
--- App/Services/SystemComm.h	(.../SystemComm.h)	(revision 29f1ba03faefd982327916590818a260a3e4aa48)
+++ App/Services/SystemComm.h	(.../SystemComm.h)	(revision cb47c5f896477ceae7597cb1a4191b3972e93f0d)
@@ -25,6 +25,7 @@
 #define MESSAGE_SYNC_BYTE           0xA5
 
 #define CAN_MESSAGE_CARGO_SIZE      8
+#define PC_MESSAGE_PACKET_SIZE      8
 
 typedef COMM_BUFFER_T   CAN_MESSAGE_BOX_T;       // the first 10 comm buffers align with the 10 active CAN message boxes
 
@@ -34,5 +35,7 @@
 void execSystemCommRx( void );
 void execSystemCommTx( void );
 void handleCANMsgInterrupt( CAN_MESSAGE_BOX_T srcCANBox );
+void handleUARTMsgRecvPacketInterrupt( void );
+void handleUARTMsgXmitPacketInterrupt( void );
 
 #endif