Index: firmware/App/Services/SystemComm.h
===================================================================
diff -u -rbe83f01a4d54cbd0d92b68cb95a15dcbb06a9a51 -r070554b23739bf16ea2bf9528ebabda1ce0ffeb3
--- firmware/App/Services/SystemComm.h	(.../SystemComm.h)	(revision be83f01a4d54cbd0d92b68cb95a15dcbb06a9a51)
+++ firmware/App/Services/SystemComm.h	(.../SystemComm.h)	(revision 070554b23739bf16ea2bf9528ebabda1ce0ffeb3)
@@ -37,5 +37,10 @@
 void handleCANMsgInterrupt( CAN_MESSAGE_BOX_T srcCANBox );
 void handleUARTMsgRecvPacketInterrupt( void );
 void handleUARTMsgXmitPacketInterrupt( void );
+void checkInFromDG( void );
+void checkInFromUI( void );
+BOOL isDGCommunicating( void );
+BOOL isUICommunicating( void );
+BOOL uiCommunicated( void );
 
 #endif