AT24C02 I2C EEPROM memory module Posted on December 25, 2015January 3, 2017 by admin AT24C02 I2C EEPROM memory module Chip: AT24C02 Size: 1.9 x1.1 (CM) Storage tool for EEPROM with I2C interface Main resource: AT24CXX,12C pin header Pin Definitions: VCC: 3.3-5V GND: GND SCL: Arduino analog input 5 SDA: Arduino analog input 4