In {HEAD ~ step} 405, a wait is executed for {TAIL ~ a request} to EEPROM stored data 
In { HEAD ~ step } 405 , a wait is executed for { TAIL ~ a request } to EEPROM stored data
OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH