Almost all AVR microcontrollers have built-in Electrically Eraseable Programmable Read Only Memory (EEPROM).The advantage of EEPROM is that even when the microcontroller is turned off, data stored in ...

A simple-to-use I2C library for talking to any EEPROM. It uses the same template system found in the Arduino EEPROM library so you can use the same get() and put() functions. Various external EEPROMs ...