An annoyance with the Arduino IDE is the need to shut down the serial port terminal when you want to upload new code. The Eclipse solution manages this while keeping the terminal window open.

Further, the example sketch has been fully tested with a 4 bit interface as described using Arduino IDE0022. Source code for the library used here and its official documentation can be downloaded from ...

Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino.