Category: Lights, Motors, & More
Watch the needle go back and forth as you satisfy your nostalgia for analog outputs with this tutorial on making a wireless panel meter.
Making an LED illuminate is one of the first things many people do when they start learning electronics. We’re putting a wireless spin on that achievement by hooking up an LED to one of the XBee’s outputs.
XBee radios have two PWM outputs and in this tutorial, we’re going to connect an LED to one of them. When we do that, we can control the brightness of the LED wirelessly.