Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -ref0b3f0ec00fadc50f95e0db1a6477fb4b076ea1 -r2bb447181c2519690441d81f83563d17e0882ef2
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision ef0b3f0ec00fadc50f95e0db1a6477fb4b076ea1)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 2bb447181c2519690441d81f83563d17e0882ef2)
@@ -76,6 +76,9 @@
 static BOOL uiIsCommunicating = FALSE;              // has UI sent a message since last check
 static BOOL uiDidCommunicate = FALSE;               // has UI every sent a message
 
+static U32 sentCANPacketsCount = 0;
+static U32 compCANPacketsCount = 0;
+
 // ********** private function prototypes **********
 
 static void initUARTAndDMA( void );
@@ -250,8 +253,10 @@
     // message interrupt is for a transmit message box?
     if ( TRUE == isCANBoxForXmit( srcCANBox ) )
     {
-        U32 bytesXmitted = transmitNextCANPacket();
+        U32 bytesXmitted;
 
+        compCANPacketsCount++;
+        bytesXmitted = transmitNextCANPacket();
         if ( 0 == bytesXmitted )
         {
             signalCANXmitsCompleted();
@@ -500,6 +505,10 @@
                 // TODO - shouldn't get here, but let's see if we do
                 SET_ALARM_WITH_1_U32_DATA( ALARM_ID_SOFTWARE_FAULT, (U32)mBox )
             }
+            else
+            {
+                sentCANPacketsCount++;
+            }
             result = CAN_MESSAGE_PAYLOAD_SIZE;
         }
         else