Index: Common.h
===================================================================
diff -u -r809c0c6b8ccdf20bb778dfbd54941b0057ef60cc -rbc8c16be27e3e75817e71d43681b51adf8b40ae8
--- Common.h	(.../Common.h)	(revision 809c0c6b8ccdf20bb778dfbd54941b0057ef60cc)
+++ Common.h	(.../Common.h)	(revision bc8c16be27e3e75817e71d43681b51adf8b40ae8)
@@ -120,6 +120,7 @@
 #define BITS_12_FULL_SCALE              4096        ///< Full scale range for 12 bit ADC or DAC
 #define BITS_14_FULL_SCALE              16384       ///< Full scale range for 14 bit ADC or DAC
 #define BITS_16_FULL_SCALE              65536       ///< Full scale range for 16 bit ADC or DAC
+#define HALF                            0.5F        ///< Half
 
 // **** Common Macros ****