China Filin da Terminal Masu bada
Filin yana nufin haɗin tsakanin da'irar ciki na kewaye kewaye (guntu) da kewaye kewaye, da kuma Pin ya zama mai dubawa na guntu. Dangane da aikin, an iya raba fil na at89s52 zuwa rukuni hudu: Babban wadataccen wutar lantarki, aikin oscillator i / o Portlovator i / o Portlocrobe i / o an sake saitawa.