**[[data_logger|Data Logger]]** PCB ====== EEPROM memory ====== ===== Description ===== AT24Cxxx group of I2C EEPROM with possibility to set address and write protect mode. ===== Used Pins ===== Digital Pin: **20, 21 (as SDA, SCL)**\\ Power Pin: GND, +5V (see [[data_logger_support|supported function]])\\ \\ {{:dl_1_0_0:board_pin_dl_rtc.png}}\\ ===== Example ===== ==== Jumpers ==== {{:dl_1_0_0:top-i2c_eeprom_address.png}}\\ {{:dl_1_0_0:top-i2c_eeprom_wp.png}}\\ ==== Code ==== Arduino library [[arduino_lib_dpi2ceeprom|DpI2CEEPROM library]]. PLease use example Simple . Arduino library {{:dl_1_0_0:i2ceeprom.zip|i2ceeprom}} also available from URL [[http://arduino.cc/playground/Main/LibraryForI2CEEPROM|http://arduino.cc/playground/Main/LibraryForI2CEEPROM]]\\ \\ Please use example I2C_demo.pde\\