Index: Utilities.h
===================================================================
diff -u -r2801d97e877dd78189aa891e80a2f7cf60a6a2b7 -r4997cacd5a1501b7da1c8a3ba71f9594ad23a603
--- Utilities.h	(.../Utilities.h)	(revision 2801d97e877dd78189aa891e80a2f7cf60a6a2b7)
+++ Utilities.h	(.../Utilities.h)	(revision 4997cacd5a1501b7da1c8a3ba71f9594ad23a603)
@@ -58,6 +58,11 @@
     TIME_WINDOWED_COUNT_BATT_COMM_ERROR,                    ///< Battery communication error
 #endif
 #ifdef _DD_
+    TIME_WINDOWED_COUNT_FPGA_COMM_FAILURES,                         ///< FPGA communication failure (NAK, CRC, timeout)
+    TIME_WINDOWED_COUNT_FPGA_FRESH_DIALYSATE_PUMP_HALL_SENSOR_ERROR,///< FPGA fresh dialysate pump hall sensor failure
+    TIME_WINDOWED_COUNT_FPGA_SPENT_DIALYSATE_PUMP_HALL_SENSOR_ERROR,///< FPGA spent dialysate pump hall sensor failure
+#endif
+#ifdef _RO_
     TIME_WINDOWED_COUNT_FPGA_CONDUCTIVITY_SENSOR_ERROR,     ///< FPGA Conductivity sensor error
     TIME_WINDOWED_COUNT_FPGA_TEMPERATURE_SENSOR_ERROR,      ///< FPGA Temperature sensor error
     TIME_WINDOWED_COUNT_FPGA_COMM_FAILURES,                 ///< FPGA communication failure (NAK, CRC, timeout)
@@ -109,6 +114,8 @@
 U08 crc8( const U08 *address, U32 len );
 U08 crc4( U16* buffer, U32 byteCount );
 
+S16 signExtend16( U16 value, U32 signBit );
+
 U32 u32DiffWithWrap( U32 start, U32 end );
 S32 u32BiDiffWithWrap( U32 start, U32 end );
 U16 u16DiffWithWrap( U16 start, U16 end );