Here is a simple general-purpose security alarm circuit built on the Arduino platform. It brings up an obtrusive alert signal when an intrusion/theft attempt is observed by its front-end sensor. In ...

This is a keyboard & mouse switch (KVM but without Video), based on the combination of two Arduino LEONARDO pro Micro and USB host shield. Keyboard & mouse is toggled with ScrollLock Key. I recommend ...

This is confirmed by the fact that the pin numbering on the Arduino schematic matches the pin numbering on the datasheet. In fact, even the label names partially match but the GPIO numbering is ...

Spread the loveSchematic drawing software for Arduino, Raspberry Pi, and other Single Board Computers (SBCs) is essential to developing electronics projects. When it comes to creating circuits on a ...

The ‘unhackable’ switch, which resembles a MIDI sequencer input, runs on an Arduino Nano Every and uses a relay to directly control the power state. Instead of having one keep-alive button ...

Posted in Arduino Hacks, Tool Hacks Tagged arduino, dahlander, DIN rail, high voltage, motor, three-phase ← Happiness Is Just A Flaming Oxy-Fuel Torch Away The Tiny, Awesome Class D Amp → ...

[kayakdiver] is developing a SIP and PUFF controlled kayak, but in order to start you first need a SIP and PUFF switch. These devices allow the user to lightly sip or puff into a tube to control sw… ...

Making time for my next small Arduino project, I need to do something with the rotary encoder direction information decoded by this software. A state machine is what I need, but how to implement it?