While child-sized humanoid robots like the Unitree R1 have come down in price, not everybody has a spare $6,000 to throw ...

The ESP32 that I went for is specifically the ESP32-DevKitC, which is easy to find, cheap, and compatible with most things ...

In this Elektor webinar about IoT for Vehicles and Sensors, our engineer Saad Imtiaz presents a combination of vehicle ...

The audio component centers around the SS8550 PNP transistor (Q1) which serves as a driver for the passive buzzer (BZ1). This ...

You can build something cheaper and more customizable with an ESP32 or a Raspberry Pi, and that's what I did. It's beautiful, it's easy, and incredibly versatile. If you want to get started, I'll be ...

But by the age of nine, a noticeable gap begins to emerge — girls’ confidence and enthusiasm for STEM subjects often start to ...

Board Adafruit Feather ESP32-C6 Device Description Occasionally, my Deep Sleep Zigbee apps crash during the Zigbee.begin() call. I finally caught the error in a log I ...

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 ...

The problem I’m trying to make the Grow R503 work with my ESP32 WROOM-32, but it crashes. Which version of ESPHome has the issue? 2024.2.2 What type of installation are you using? Home Assistant Ad ...

A gas sensor is a device that detects the presence of gases in a specific area. This research work demonstrates the effectiveness of gas sensors based on graphene oxide (GO) and copper oxide (CuO) ...