pdu2 dataset update snapshot

mission/devices/PCDUHandler.h

@@ -61,7 +61,12 @@ private:
      */
     PDU2::PDU2HkTableDataset pdu2HkTableDataset;
     /** The timeStamp of the current pdu2HkTableDataset */
-    CCSDSTime::CDS_short timeStamp;
+    CCSDSTime::CDS_short timeStampPdu2HkDataset;
+
+    /** Hk table dataset of PDU1 */
+//    PDU1::PDU1HkTableDataset pdu1HkTableDataset;
+//    /** The timeStamp of the current pdu1HkTableDataset */
+//    CCSDSTime::CDS_short timeStampPdu1HkDataset;
 
     uint8_t switchStates[pcduSwitches::NUMBER_OF_SWITCHES];
     /**
@@ -94,6 +99,12 @@ private:
      */
     void updatePdu2SwitchStates();
 
+    /**
+     * @brief   In case of an update snapshot message with a pdu2 hk table dataset, this function
+     *          copies the updated values to the local pdu2HkTableDataset.
+     */
+    void updatePdu2HousekeepingDataset(store_address_t storeId);
+
     /**
      * @brief   Updates all switchStates related to the PDU1. Called each time the PDU1Handler
      *          sends a new hk dataset.