2.1. Hardware A Morse-code SOS flasher hardware should be built with a BUTTON, at which a 220-Ohm resistor and an LED were used. A red color LED to indicate the main message, turning on during dit or ...

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The official Arduino IDE is a dour piece of software designed for uploading code to the ubiquitous and super-cool micro controller. It is a standalone, non-networked app that isn’t very pretty ...