Electronic Design

Build Your Own IR Windshield Rain Sensor

In this article, we implement a rain and ice sensor by analyzing the reflection of an infrared (IR) light source. This project uses proven techniques based on multiple reflections of IR light in the ...
Circuit Digest

Build a Smart Traffic Management System Using IoT

The built-in web server, which is hosted on the ESP32, allows monitoring through any device connected to the local network, ...
EDN

Arduino IR Proximity Sensor

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...
Electronic Design

3D Touchless Infrared Proximity and Motion Sensor Kit

Take a Si1120 Ir-LED sensor and seven infrared LEDs. Add in one ultra-low power C8051F930 MCU. Mix thouroughly. The result is Silicon Labs' $199 Si1120 Evaluation Kit. It could also be your next 3D ...