How to connect Raspberry Pi GPIOs to the Arduino Cloud. 10:17 am May 14, 2024 By Julian Horsey. ... which display the current value of variables such as integers or floating-point numbers.

Learn about the Arduino Cloud and how to connect smart projects. 10:39 am February 2, 2022 By Julian Horsey.

You’ll also need an Arduino-compatible microcontroller and an appropriate way to connect it to your computer (an A-to-B USB cable, micro USB, or FTDI breakout). Check this buying guide if you ...

The build relies on that old stalwart, the Arduino Uno, to run the show. It’s hooked up to a DS3231 real-time clock module so it can keep accurate time for long periods, as is befitting a clock.