“To show this running, we put a 16×2 LCD shield on top to display ... over fibre between two MCUs.” Find the Arduino fibre optic communication shield product page here – the transmitter and receiver ...

Want your Arduino project to ... Meanwhile, pre-provided shield templates allow your smartphone’s display to emulate a switch, slider, keypad, or LCD display without you actually having to ...

[John]’s build is just an Arduino and LCD shield that writes the number 170 to memory on one pass, and the number 85 on the next pass. Because these numbers are 10101010 and 01010101 in binary ...