By no means lose your telephone once more – Open Electronics

Who has by no means left their telephone in a single place and realized too late that they’ve misplaced it? On this venture we are going to search for an answer to the issue; at any time when you’re too far-off out of your telephone, “Don’t Lose Me” will blink and whistle, in addition to your telephone will play an annoying sound (or a track of your alternative).

A Bluetooth connection is established between the telephone and “Don’t Lose Me” (through the HC05 module). Your telephone is consistently sending knowledge to an Arduino Nano. When the connection is interrupted it’s for two causes: both you’re too removed from the cellular or you’ve gotten pressed the purple button. In each circumstances the consequence is identical, Arduino receives no knowledge and begins blinking and whistling, your telephone detects that the info it’s sending has no receiver and because of this it is going to play an alarm.

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