Index: PersistentAlarm.h
===================================================================
diff -u -ra78955f6cb6e7de3f9f7d9efc06b256cbe5f6c81 -r47562f55e05738340cff996e9b579e90716204db
--- PersistentAlarm.h	(.../PersistentAlarm.h)	(revision a78955f6cb6e7de3f9f7d9efc06b256cbe5f6c81)
+++ PersistentAlarm.h	(.../PersistentAlarm.h)	(revision 47562f55e05738340cff996e9b579e90716204db)
@@ -23,58 +23,18 @@
 /**
  *  @defgroup PersistentAlarm PersistentAlarm
  *  @brief Persistent alarm monitor module.
- *  Check for persistent error and throw appropriate alarm.
+ *  Check for persistent error and return indication on whether alarm is triggered or alarm condition is cleared.
  *
  *  @addtogroup PersistentAlarm
  *  @{
  */
 
-// ********** public definitions **********
-
-typedef enum PersistentAlarm
-{
-#ifdef _HD_
-    PERSISTENT_ALARM_BLOOD_FLOW_SIGNAL_STRENGTH,                    ///< Blood flow signal strength too low
-    PERSISTENT_ALARM_DIALYSATE_FLOW_SIGNAL_STRENGTH,                ///< Dialysate flow signal strength too low
-    PERSISTENT_ALARM_ARTERIAL_PRESSURE_LOW,                         ///< Arterial pressure too low during treatment
-    PERSISTENT_ALARM_ARTERIAL_PRESSURE_HIGH,                        ///< Arterial pressure too high during treatment
-    PERSISTENT_ALARM_VENOUS_PRESSURE_LOW,                           ///< Venous pressure too low during treatment
-    PERSISTENT_ALARM_VENOUS_PRESSURE_HIGH,                          ///< Venous pressure too high during treatment
-#endif
-#ifdef _DG_
-    PERSISTENT_ALARM_INLET_WATER_HIGH_TEMPERATURE,                  ///< Inlet water high temperature persistent alarm
-    PERSISTENT_ALARM_INLET_WATER_LOW_TEMPERATURE,                   ///< Inlet water low temperature persistent alarm
-    PERSISTENT_ALARM_INLET_WATER_HIGH_CONDUCTIVITY,                 ///< Inlet water high conductivity persistent alarm
-    PERSISTENT_ALARM_INLET_WATER_LOW_CONDUCTIVITY,                  ///< Inlet water low conductivity persistent alarm
-    PERSISTENT_ALARM_RO_REJECTION_RATIO_OUT_OF_RANGE,               ///< RO rejection ratio out of range persistent alarm
-    PERSISTENT_ALARM_INLET_WATER_LOW_PRESSURE,                      ///< Inlet water low pressure persistent alarm
-    PERSISTENT_ALARM_INLET_WATER_PRESSURE_FAULT,                    ///< Inlet water pressure fault persistent alarm
-    PERSISTENT_ALARM_POST_ACID_CONDUCTIVITY_OUT_OF_RANGE,           ///< Post acid concentrate conductivity out of range
-    PERSISTENT_ALARM_POST_BICARB_CONDUCTIVITY_OUT_OF_RANGE,         ///< Post bicarbonate concentrate conductivity out of range
-    PERSISTENT_ALARM_RO_FLOW_RATE_OUT_OF_UPPER_RANGE,               ///< RO pump flow rate out of upper range
-    PERSISTENT_ALARM_RO_FLOW_RATE_OUT_OF_LOWER_RANGE,               ///< RO pump flow rate out of lower range
-    PERSISTENT_ALARM_RO_PUMP_PRESSURE_OUT_OF_RANGE,                 ///< RO pump pressure out of range
-    PERSISTENT_ALARM_CP1_SPEED_CONTROL_ERROR,                       ///< Concentrate pump CP1 speed control error
-    PERSISTENT_ALARM_CP2_SPEED_CONTROL_ERROR,                       ///< Concentrate pump CP2 speed control error
-    PERSISTENT_ALARM_DRAIN_PUMP_RPM_OUT_OF_RANGE,       	        ///< Drain pump RPM out of range
-    PERSISTENT_ALARM_THERMISTOR_TEMPERATURE_OUT_OF_RANGE,           ///< Thermistor temperature out of range persistent alarm
-    PERSISTENT_ALARM_FANS_RPM_OUT_RANGE,                            ///< Fans RPM out of range persistent alarm
-    PERSISTENT_ALARM_TEMP_SENSORS_INTERNAL_ERROR,                   ///< Temperature sensors internal error alarm
-    PERSISTENT_ALARM_TEMP_SENSORS_FPGA_ERROR,                       ///< Temperature sensors FPGA error alarm
-    PERSISTENT_ALARM_UV_REACTOR_UNHEALTHY,                          ///< UV reactor unhealthy persistent alarm
-    PERSISTENT_ALARM_DRAIN_PUMP_OFF_ERROR,                          ///< Drain pump off error for safety shutdown
-    PERSISTENT_ALARM_RO_PUMP_RAMP_UP_TO_TARGET_FLOW_TIMEOUT,        ///< RO pump ramp up to target flow timeout
-    PERSISTEMT_ALARM_RO_PUMP_OFF_ERROR,                             ///< RO pump off error
-#endif
-    NUM_OF_PERSISTENT_ALARM                                         ///< Number of persistent alarms
-} PERSISTENT_ALARM_T;
-
 // ********** public function prototypes **********
 
 // Persistent period resolution is in ms
-void initPersistentAlarm( PERSISTENT_ALARM_T alarmIndex, ALARM_ID_T alarm, BOOL isClearable,
-                          U32 persistentClearPeriod, U32 persistentTriggerPeriod );
-void checkPersistentAlarm( PERSISTENT_ALARM_T const alarmIndex, BOOL const isOutOfRange, F32 const data, F32 const limit );
+void initPersistentAlarm( ALARM_ID_T alarmIndex, U32 persistentClearPeriod, U32 persistentTriggerPeriod );
+BOOL isPersistentAlarmTriggered( ALARM_ID_T alarmIndex, BOOL const isErrorOccured );
+BOOL isPersistentAlarmConditionCleared( ALARM_ID_T alarmIndex, BOOL const isOutOfRange );
 
 /**@}*/