EMU-2™Technical Manual8Startup ProcedureOnce the EMU-2™ has successfully completed its initialization procedures, the displaywill show the Startup screen. Normally, this is the Rainforest Automation logo:Then the Joining Procedure will begin.The procedure is as follows: Send Beacon Request, and look for a device that has the 'join' flag enabled in itsbeacon. After joining the network, wait for the Coordinator to send the network keyencrypted with our link key (derived from the install code). Look for the Key Establishment Cluster using match descriptor. Perform Key Exchange. If successful, look for the time cluster and the metering cluster. If successful, ask for time. The time needs to be a valid value. If successful, ask for metering, pricing, and messaging.The flowchart for this procedure is shown below, along with the output screens that aredisplayed during the procedure: