This is a fork of the code and examples from "Make: AVR Programming" that I've addapted to work with the Arduino Uno R3 (I'm using the SMD variant, but it shouldn't matter which UNO R3 you're using).

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

When it comes to performance, there's a world of difference between the Raspberry Pi and Arduino. The former, after all, is technically a fully functional computer that can run games, word processors, ...

Ever wished your Arduino could send you an SMS alert when something important happens—like an intruder detected by your DIY security system, or a gas leak in your kitchen? With just an Arduino UNO R4 ...