Here is the diagram of my Arduino infrared close proximity sensor. As you can see, ... NTE30116 Tinted Blue 5mm Infrared LED Emitter (940nm) ... Using pulsed light enables the sensor to distinguish ...

We’d seen it done with buttons, switches, gestures, capacitive touch, and IR remote, but never like this. [electron_plumber] made an LED that can be blown out like a candle, and amazingly it … ...

This Arduino-based Pomodoro timer project also uses this 25-minute cycle. Once you push the button to start the timer, it will run for 25 minutes, display a count-up timer and a "Study time ...

Posted in LED Hacks Tagged candle, ir sensor, LED candle, mosfet, ws2812b Use The Force To Turn On This Lamp May 27, 2017 by Rich Hawkes 8 Comments ...

Some of this light is directed down into the screen, towards an array of 64 IR sensors. By scanning through the sensors, you can determine the x and y position of the touch event(s) and use this ...