I-PCF8563 iyiwashi le-CMOS1 Real-Time Clock (RTC) kanye nekhalenda elungiselelwe amandla aphansi.
ukusetshenziswa.Okuphumayo kwewashi okuhlelekayo, ukuphuma kokuphazamiseka, kanye nomtshina we-voltage low
futhi enikeziwe.Wonke amakheli nedatha kudluliselwa ngokulandelana ngemigqa emibili yokuqondisa
I 2C-ibhasi.Isivinini esiphezulu sebhasi ngu-400 kbit/s.Ikheli lokubhalisa liyakhuphuka
ngokuzenzakalelayo ngemva kwebhayithi yedatha ngayinye ebhaliwe noma efundiwe.