Over on the Arduino blog, the release of the official Arduino WiFi shield was just announced.On the spec page for this WiFi shield. we can see this new board isn’t a slouch; it’s powered by a ...

So, what do you do when your Arduino project needs to operate in a remote area or as a portable device? There are LiPo battery shields available, and although they may work well, recharging require… ...

Expansion boards like the Arduino 4 Relays Shield (Fig. 2) is why these platforms have become so popular. It’s allowed third parties to give developers access to peripherals from wireless ...

Adafruit explains a little more about the Relay Shield for Photon add-on boards specifications : – Operating voltage: 7 to 15V DC – Current consumption: 150mA min to 290mA (at 9V DC) ...

I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

Arduino devices have had the option of a GSM linkup for awhile, but getting that cellular link to truly strut its stuff hasn't always been easy, even for those of us who'd be inclined to program ...