you just read the datasheet | Microcontroller › 8051 › RFID based Secured access system using 8051 microcontroller (AT89C51) › you just read the datasheet April 15, 2016 at 5:28 pm #13872 Ashutosh BhattParticipant you just read the datasheet of the module u have and find out how it works different moudles have different specs and working
