Most guides for how to program your garage door keypad are super confusing! I tried to make a coherent one. If you thought ...

Thanks to the Nuki Keypad 2 you can now use your phone to unlock your door with a tap. We speak to the Nuki co-founder, ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for ...

This project implements a password-protected electronic door lock system using an Arduino microcontroller. A 4×4 matrix keypad is used to enter the password, while a 16×2 I2C LCD provides system ...

[Klaus] wanted some sort of aid for parking his car, and after running across a $4 ultrasonic sensor, decided to build his own speaking distance sensor (.de, Google Translation). Inside [Klaus]’ ...

Budding geniuses deserve gifts that match their geeky interests. Whether it's robotics or chemistry or the mechanics of remote-control cars, the educational toy market is chock full of kits that help ...

We've tested hundreds of smart home products in more than 20 categories to help determine which ones are best for every room in (and out of) the house. I'm PCMag's managing editor for consumer ...

* arduino-cli compile --fqbn arduino:mbed_opta:opta examples/opta_opcua_server -v --build-property compiler.cpp.extra_flags="-DUSE_MODBUS_SENSOR_MD02=1" -u -p /dev ...