Thirdly: yes, Arduino’s digitalWrite() functions are slow. The writers of those functions have made some choices and I think they probably made the right ones given their audience.

In Arduino, the HAL is nothing more than the collection of classes and function calls that overlay on top of the C++ programming language and, in a sense, “turn it into the Arduino programming ...

To build your own function generator, you will need a few essential components and tools. The project is designed to be accessible even for those who are relatively new to electronics and Arduino.

Those of you new to electronics or the functions and menus of an oscilloscope may be interested in a new tutorial which has been published by James the “Bald Engineer” using little Arduino and ...