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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The watch is built around an Arduino Pro Mini, a scavenged Nokia LCD, and a BlueSMiRF Gold. The Bluetooth connects to a Nokia N900 with a little Bluetooth client app [Ahmet] wrote.

– A Photoresistor – A Potentiometer – A TMP36 temperature sensor – A HC05 Bluetooth module (not compatible with Apple iPhones) “If you don’t have an Arduino Uno and Mega board no problem!

Upcoming Arduino Primo will have Bluetooth, NFC, Wi-Fi, and infrared by Paul Miller Source Nordic Semiconductor (PR) May 17, 2016, 2:56 PM PDT ...

Features of the LightBlue Bean+ Bluetooth Arduino Micro-Controller include : – 3-axis accelerometer – Temperature sensor – RGB LED – 3.7V 600mAh LiPo battery – ATmega 328p @ 8 MHz clock ...

The technical specifications of the system include a luminance-dependent resistor (LDR) sensor, an Arduino microcontroller, and a triac-based dimmer circuit. Built entirely from the ground up, the ...

Falls are one of the major causes of injury for elderly and mobility-impaired patients, which require immediate detection and intervention to avoid severe repercussions. The proposed project is a ...