By using a protocol called Inter-Integrated Circuit (I2C), the Wire library greatly reduces the number of wires required to connect devices. The protocol is supported on all Arduino boards ...

Each prototype defines a function name, parameters to be passed ... the Arduino to use the actual built-in LED on the Arduino circuit board itself. If you connect a jumper wire to pin D13 on ...

The first part is the ready-made Arduino Microcontroller board, and the second part ... to activate the alarm function. An additional Electro-Magnetic Relay (EMR) is also attached to the interface ...

Aside from offering protection, resistors are also used to make sure that your input components function ... board and circuit are free of such debris before connecting a power supply to your ...

An Arduino is a microcontroller — a single board designed to control something ... and a list of other connectors to link the circuit to your lock. It essentially creates a magnet that only ...

The Primo Core is a smaller version of the Primo without the WiFi and support for expansion boards but otherwise contains the core functions. The Arduino ... the PCB (printed circuit board ...

I am really looking forward to the next time I need some exotic signal fed into a circuit. Just using the Arduino as a function generator will have its uses. I do wish you could add libraries and ...

Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs) or similar lighting sources? Here is an Arduino based circuit with three independent pulse width modulated ...

Today ahead of the Bay Area Maker Faire, Arduino has announced a bevy of new boards that bring modern features and modern chips to the Arduino ecosystem. Most ambitious of these new offerings is ...