MCP41010 & Arduino Test. As you may have noticed, a digital potentiometer behaves the same as a mechanical potentiometer, except that instead of having a round handle that you can turn, it’s ...

Both the Arduino Nano and Uno can be powered via their integrated USB connectors. This automatically supplies regulated 5V power to the board, allowing you to use any USB-supported power source ...

Arduino Uno + potentiometer + OLED == virtual circular dial. Call it synchronicity, or manually setting a 16-bit number in an Arduino, or how to turn an OLED into a rotary dial... What am I talking ...

For a quick test, one part of the dual-potentiometer was used with the help of a simple code to operate an Arduino Uno as an analog threshold detector. Using a10mm green LED as the threshold indicator ...