How-To Geek on MSN

These are the first projects I made with my Arduino

One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...
EDN

LED Security Light with PIR Motion Sensor

Here is one simple circuit of a general-purpose white LED security light with Passive Infrared (PIR) Motion sensing mechanism. At the heart of the circuit is a PIR sensor module SB0061. SB0061 is a ...
EDN

Arduino Night Security Alarm with PIR Sensor

In the microcontroller era today, Arduino is more than just a tool to accomplish hobby tasks. There is actually a close relationship between microcontroller technology and home security, since you can ...
Hackaday

Avoid Awkward Video Conference Situations With PIR And Arduino

Working from home with regular video meetings has its challenges, especially if you add kids to the mix. To help avoid embarrassing situations, [Charitha Jayaweera] created Present!, a USB device to ...
Electronics Weekly

Arduino Micro: direct access to on-board leds

Arduino Micro has some extra leds that it is tricky to programme. Like almost all Arduinos, has a built-in led – the green one on the left in the photo. And it has a pair of yellow leds – called TX ...
Hackaday

Water Droplet Sculpture Using LEDs And Arduino

This water sculpture can stop drops of water in mid-air. This is accomplished by flashing LEDs to illuminate the droplets at just the right time. But it’s not limited to blinky lights alone. The top ...