What if you could get an instant SMS alert the moment a fire or smoke is detected at home or office? Through this project ...

Inside the radio there is an Arduino Mega controlling the ... and a PT2314 audio processor. For display there is a set of retro LED seven-segment modules, and an MSGEQ7 spectrum analyser.

You can fade out and fade in the light of an LED automatically by using Arduino and a simple code that is described below. Even though the Arduino board cannot output variable voltage on its digital ...