Index: Utilities.h
===================================================================
diff -u -rba25a0ba6b7f7cf1abe752543746c05a16740964 -r4b3e011f99900660c9c9f23d3ea50a07cb61e64b
--- Utilities.h	(.../Utilities.h)	(revision ba25a0ba6b7f7cf1abe752543746c05a16740964)
+++ Utilities.h	(.../Utilities.h)	(revision 4b3e011f99900660c9c9f23d3ea50a07cb61e64b)
@@ -7,8 +7,8 @@
 *
 * @file Utilities.h
 *
-* @author (last) Quang Nguyen
-* @date (last) 22-Jul-2020
+* @author (last) Sean Nash
+* @date (last) 04-Sep-2020
 *
 * @author (original) Sean
 * @date (original) 17-Feb-2020
@@ -28,7 +28,8 @@
 
 // ********** public definitions **********
 
-#define MAX_TIME_WINDOWED_COUNT         5           ///< Maximum # of counts that a time windowed count can count to.
+//                  ******* Time Windowed Count Definitions *********
+#define MAX_TIME_WINDOWED_COUNT         5                   ///< Maximum number of counts that a time windowed count can count to
 
 /// Enumeration of time-windowed counts.
 typedef enum TimeWindowedCounts
@@ -46,15 +47,50 @@
     TIME_WINDOWED_COUNT_FPGA_CONDUCTIVITY_SENSOR_ERROR,     ///< FPGA Conductivity sensor error
     TIME_WINDOWED_COUNT_FPGA_TEMPERATURE_SENSOR_ERROR,      ///< FPGA Temperature sensor error
 #endif
-    NUM_OF_TIME_WINDOWED_COUNTS                             ///< Number of pressure sensors.
+    NUM_OF_TIME_WINDOWED_COUNTS                             ///< Number of pressure sensors
 } TIME_WINDOWED_COUNT_T;
-
+
+//                  ******* Critical Data Definitions *********
+/// Critical data types list.
+typedef enum Critical_Data_Types
+{
+    CRITICAL_DATA_TYPE_U32 = 0,                             ///< Critical data is unsigned 32-bit integer type
+    CRITICAL_DATA_TYPE_S32,                                 ///< Critical data is signed 32-bit integer type
+    CRITICAL_DATA_TYPE_F32,                                 ///< Critical data is 32-bit floating point type
+    NUM_OF_CRITICAL_DATA_TYPES                              ///< Total number of critical data types
+} CRITICAL_DATA_TYPES_T;
+
+/// Record structure for alarm data of any supported type.
+typedef union
+{
+    U32    uInt;                ///< critical data of unsigned integer type
+    S32    sInt;                ///< critical data of signed integer type
+    F32    sFlt;                ///< critical data of floating point type
+} CRITICAL_DATAS_T;
+
+/// critical integer data structure.
+typedef struct
+{
+    CRITICAL_DATA_TYPES_T typ;  ///< Type of data
+    CRITICAL_DATAS_T minimum;   ///< Minimum value for valid data
+    CRITICAL_DATAS_T maximum;   ///< Maximum value for valid data
+    CRITICAL_DATAS_T defValue;  ///< Default value
+    CRITICAL_DATAS_T data;      ///< Data value
+    U32 comp;                   ///< One's compliment of value
+    BOOL set;                   ///< Flag indicates data has been set
+} CRITICAL_DATA_T;
+
 // ********** public function prototypes **********
 
 U16 crc16( const U08 *address, U32 len );
 U08 crc8( const U08 *address, U32 len );
 void initTimeWindowedCount( TIME_WINDOWED_COUNT_T cnt, U32 maxCnt, U32 winMs );
-BOOL incTimeWindowedCount( TIME_WINDOWED_COUNT_T cnt );
+BOOL incTimeWindowedCount( TIME_WINDOWED_COUNT_T cnt );
+CRITICAL_DATAS_T getCriticalData( CRITICAL_DATA_T *data );
+BOOL setCriticalData( CRITICAL_DATA_T *data, CRITICAL_DATAS_T value );
+BOOL isCriticalDataInRange( CRITICAL_DATA_T *data );
+void resetCriticalData( CRITICAL_DATA_T *data );
+U32 hexStrToDec( U08 const * const valuePtr, U08 size );
 
 /**@}*/