✈ Learn to build airplanes like this with the basic online course. ★ To download the plans and see more videos, images and information about this project. (*Create an account to be able to see the ...

This library is designed for Arduino, ESP32, ESP8266... to control LED: on, off, toggle, fade in/out, blink, blink the number of times, blink in a period of time. It is designed for not only beginners ...

An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

Remember to always use the latest code version! Any previous versions may not work properly, although you can try to use them anyways if you'd like to. The newest version is "V2.1" found in releases.

Invest in stocks if you can research and continuously monitor them; otherwise, consider index funds or robo-advisors. Only use money for stock investment that you won't need for at least five years ...