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 ...

It’s probably not much of a stretch to say that many of us have taken on a project or two that were little more than thinly veiled excuses to add a new tool or piece of gear to our arsenal. T… ...

Replacing one or more of these resistors with a digital potentiometer ... An Arduino Uno is used to control the digipots and the Uno’s +5-V supply provides power for the digipots and op amps. 5.

Arduino Hacks 3011 Articles . ... [David] is using an Arduino, digital potentiometer and a bunch of op amps to read the SEMG signals. LEDs are used to display the signal levels.