Hey guys, I'm having some trouble with I2C writing/reading to the EEPROM. I am attempting to save data to an external eeprom chip. I have found the following code and am trying to decipher it: #include <Arduino.h> #define DEVICE 0x50 //this is the device ID from the datasheet of the 24LC256 //in …

EEPROM I2C communication: RESOLVED

el_supremo July 3, 2013, 9:19pm 4

You need to put
Wire.begin()
in setup before using the EEPROM.

Pete