Index: SystemComm.h
===================================================================
diff -u -r3402723ffaf9fb1256d51fd23f4273ad7c087836 -rf4b440f1a4e29598b7726826d87a8cfb7885e214
--- SystemComm.h	(.../SystemComm.h)	(revision 3402723ffaf9fb1256d51fd23f4273ad7c087836)
+++ SystemComm.h	(.../SystemComm.h)	(revision f4b440f1a4e29598b7726826d87a8cfb7885e214)
@@ -43,12 +43,9 @@
 
 #define MESSAGE_SYNC_BYTE           0xA5                                                            ///< Denali message syncronization byte.
 
-#define CAN_MESSAGE_PAYLOAD_SIZE    8                                                               ///< CAN frame payload size (in bytes).
+#define CAN_FRAME_PAYLOAD_SIZE      8                                                               ///< CAN frame payload size (in bytes).
 
-#define MSG_ACK_BIT                 0x8000                                                          ///< ACK bit in sequence number that indicates an ACK is required.
-#define MAX_MSG_SEQ_NO              0x7FFF                                                          ///< Maximum sequence number for Denali message (then wraps to 1).
-#define MIN_MSG_SEQ_NO              0x0001                                                          ///< Minimum sequence number for Denali message.
-#define MAX_ACK_MSG_SIZE            ( sizeof( MESSAGE_WRAPPER_T ) + 1 + CAN_MESSAGE_PAYLOAD_SIZE )  ///< Maximum size (in bytes) of Denali message including full (wrapped) message + sync + any CAN padding)
+#define MAX_ACK_MSG_SIZE            ( sizeof( MESSAGE_WRAPPER_T ) + 1 + CAN_FRAME_PAYLOAD_SIZE )    ///< Maximum size (in bytes) of Leahi message including full (wrapped) message + sync + any CAN padding)
 
 typedef COMM_BUFFER_T   CAN_MESSAGE_BOX_T;                                                          ///< The CAN comm buffers align with the active CAN message boxes