[Jason] really wanted to build an RFID controlled garage door opener and decided to turn to Arduino ... is also a DIP switch that allows the user to select how long the relay circuit should ...

I checked several Arduino projects and related libraries available online but was confused. Finally, I decided to do my first test with the help of a Windows 10 computer as the host. First, I ...

BHPian Skyline_Vista recently shared this with other enthusiasts:This truly reflects my passion for car electrics and DIY ...

The hardware is consists of an Arduino microcontroller (here an Arduino Uno R3) and a pre-wired soil moisture sensor module. The soil moisture sensor module , built around the LM393 comparator, gives ...

This year at CES, Intel introduced Curie — a button-sized system-on-chip module made for low-power wearables — but the company was mum on what would be the first products to use it. Now we ...

A single button on the Arduino helps cycle through a range of preset frequencies stored in memory. The Arduino connects to the FM radio module over I2C.

Arduino Uno. 4-channel relay module. PIR motion sensor. Steps: Use Arduino to handle sensor input and relay control. Pi runs a Python Flask server with a simple UI to toggle GPIO pins via serial ...