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Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

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Support for ESP8266 devices is already available, and was recently moved into the free Arduino Cloud tier. The addition of ESP32 boards, along with the wide range of Cloud-compatible Arduino ...

Back in the olden days, when the Wire library still sucked, the Arduino was just a microcontroller. Now, we have single board computers and cheap microcontrollers with WiFi built in. As always, the… ...

For most beginning hardware hackers, Arduino is hard and Linux/Android is easy. The folks at UDOO, a Kickstarter project that ends tonight, aim to solve that by mixing the best of both worlds. The ...

Wicked Device have also designed to board to be used with the TI SmartConfig mobile app that allows users to configure WildFire networking wirelessly, without the need to edit and upload new ...

If your Arduino has a built-in WiFi or Bluetooth chip, such as ESP8266, it may have a separate LED that starts blinking as soon as you plug in the Arduino. Some Arduinos have two onboard power LEDs.

Determined to carve out a niche for itself in the low-power device market, Intel on Thursday announced a partnership to bring its small Quark processors to the Arduino world of hardware hobbyists ...