[John] at tronixstuff had a different idea and set out to test the internal EEPROM of an ATmega328. [John]’s build is just an Arduino and LCD shield that writes the number 170 to memory on one ...

Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and ...

[TheMagicSmoke] has produced just what we’d have needed then for one component that’s ubiquitous, the I 2 C EEPROM ... s a straightforward add-on for an Arduino Mega, so we’re shown the ...

Patrick explains more about his latest hardware creation and its features : Meet the Arduino Compatible RFID ... and holds card data in EEPROM memory, which means that the cards are saved ...