Shiinaha Biinanka terminal Bixiyeyaasha
PIN-ka waxaa loola jeedaa xiriirka ka dhexeeya wareegga gudaha ee wareegga isku-dhafka ah ee isku-dhafka ah (chip) iyo wareegga wareega, iyo PIN waxay ka dhigeysaa is-dhexgalka chip-ka. Marka loo eego howsha, biinanka AT89S52 waxaa loo qaybin karaa afar qaybood: sahayda korantada ugu weyn, oscillator-ka dibedda ama oscillator, dekeda, iyo xakamaynta, stroberka iyo dib-u-dejinta.