Index: firmware/App/Common.h
===================================================================
diff -u -r84f337383202622f14cd6148e26bab8f68333847 -rf100557efc2f7916054a63bbafb187d8017914d0
--- firmware/App/Common.h	(.../Common.h)	(revision 84f337383202622f14cd6148e26bab8f68333847)
+++ firmware/App/Common.h	(.../Common.h)	(revision f100557efc2f7916054a63bbafb187d8017914d0)
@@ -11,6 +11,9 @@
 #define FIRMWARE_START_ADDRESS                0x00010000
 #define FIRMWARE_CRC_TABLE_ADDRESS            0x10020             ///< The starting address of CRC table for firmware image.
 #define SW_UPDATE_FLASH_BUFFER_SIZE           128
+#define MASK_OFF_MSB                          0x00FF      ///< Bits to mask off the most significant byte of a 2-byte word
+#define MASK_OFF_LSB                          0xFF00      ///< Bits to mask off the least significant byte of a 2-byte word
+#define SHIFT_8_BITS_FOR_BYTE_SHIFT           8           ///< Number of bits to shift in order to shift a byte
 
 // **** Types ****