Index: Common.h
===================================================================
diff -u -r54a28b8a2beaffe5a47a5fcc3a2e65354efa8e5e -r5d0c8a999e953e1e4d644c4928b2e6ca4947e624
--- Common.h	(.../Common.h)	(revision 54a28b8a2beaffe5a47a5fcc3a2e65354efa8e5e)
+++ Common.h	(.../Common.h)	(revision 5d0c8a999e953e1e4d644c4928b2e6ca4947e624)
@@ -114,7 +114,7 @@
 #define SEC_PER_MIN                     60          ///< Number of seconds in a minute
 #define FRACTION_TO_PERCENT_FACTOR      100.0F      ///< Percentage factor (100)
 #define MIN_PER_HOUR                    60          ///< Number of minutes in an hour
-#define PI                              3.1415927F   ///< PI
+#define PI                              3.1415927F  ///< PI
 #define SECONDS_IN_A_DAY                86400       ///< Number of seconds in a day
 #define BITS_8_FULL_SCALE               256         ///< Full scale range for 8 bit ADC or DAC
 #define BITS_10_FULL_SCALE              1024        ///< Full scale range for 10 bit ADC or DAC
@@ -125,6 +125,44 @@
 #define BITS_24_FULL_SCALE              16777216    ///< Full scale range for 24 bit ADC or DAC
 #define HALF                            0.5F        ///< Half
 
+#define ASCII_CODE_LETTER_A             0x41        ///< ASCII code in hex for letter A.
+#define ASCII_CODE_LETTER_B             0x42        ///< ASCII code in hex for letter B.
+#define ASCII_CODE_LETTER_C             0x43        ///< ASCII code in hex for letter C.
+#define ASCII_CODE_LETTER_D             0x44        ///< ASCII code in hex for letter D.
+#define ASCII_CODE_LETTER_E             0x45        ///< ASCII code in hex for letter E.
+#define ASCII_CODE_LETTER_F             0x46        ///< ASCII code in hex for letter F.
+#define ASCII_CODE_LETTER_G             0x47        ///< ASCII code in hex for letter G.
+#define ASCII_CODE_LETTER_H             0x48        ///< ASCII code in hex for letter H.
+#define ASCII_CODE_LETTER_I             0x49        ///< ASCII code in hex for letter I.
+#define ASCII_CODE_LETTER_J             0x4A        ///< ASCII code in hex for letter J.
+#define ASCII_CODE_LETTER_K             0x4B        ///< ASCII code in hex for letter K.
+#define ASCII_CODE_LETTER_L             0x4C        ///< ASCII code in hex for letter L.
+#define ASCII_CODE_LETTER_M             0x4D        ///< ASCII code in hex for letter M.
+#define ASCII_CODE_LETTER_N             0x4E        ///< ASCII code in hex for letter N.
+#define ASCII_CODE_LETTER_O             0x4F        ///< ASCII code in hex for letter O.
+#define ASCII_CODE_LETTER_P             0x50        ///< ASCII code in hex for letter P.
+#define ASCII_CODE_LETTER_Q             0x51        ///< ASCII code in hex for letter Q.
+#define ASCII_CODE_LETTER_R             0x52        ///< ASCII code in hex for letter R.
+#define ASCII_CODE_LETTER_S             0x53        ///< ASCII code in hex for letter S.
+#define ASCII_CODE_LETTER_T             0x54        ///< ASCII code in hex for letter T.
+#define ASCII_CODE_LETTER_U             0x55        ///< ASCII code in hex for letter U.
+#define ASCII_CODE_LETTER_V             0x56        ///< ASCII code in hex for letter V.
+#define ASCII_CODE_LETTER_W             0x57        ///< ASCII code in hex for letter W.
+#define ASCII_CODE_LETTER_X             0x58        ///< ASCII code in hex for letter X.
+#define ASCII_CODE_LETTER_Y             0x59        ///< ASCII code in hex for letter Y.
+#define ASCII_CODE_LETTER_Z             0x5A        ///< ASCII code in hex for letter Z.
+
+#define ASCII_CODE_NUMBER_ZERO          0x30        ///< ASCII code in hex for number zero.
+#define ASCII_CODE_NUMBER_ONE           0x31        ///< ASCII code in hex for number one.
+#define ASCII_CODE_NUMBER_TWO           0x32        ///< ASCII code in hex for number two.
+#define ASCII_CODE_NUMBER_THREE         0x33        ///< ASCII code in hex for number three.
+#define ASCII_CODE_NUMBER_FOUR          0x34        ///< ASCII code in hex for number four.
+#define ASCII_CODE_NUMBER_FIVE          0x35        ///< ASCII code in hex for number five.
+#define ASCII_CODE_NUMBER_SIX           0x36        ///< ASCII code in hex for number six.
+#define ASCII_CODE_NUMBER_SEVEN         0x37        ///< ASCII code in hex for number seven.
+#define ASCII_CODE_NUMBER_EIGHT         0x38        ///< ASCII code in hex for number eight.
+#define ASCII_CODE_NUMBER_NINE          0x39        ///< ASCII code in hex for number nine.
+
 // **** Common Macros ****
 
 #define FLOAT_TO_INT_WITH_ROUND(f)      ((f) < 0.0F ? (S32)((f) - FLOAT_TO_INT_ROUNDUP_OFFSET) : (S32)((f) + FLOAT_TO_INT_ROUNDUP_OFFSET))  ///< Macro converts a floating point value to an integer