If you are designing a small board and you're looking for a way to program it without taking up a lot of space, try making a pogo pin jig!
In this tutorial you'll learn how to use a laser engraver to make your own homemade printed circuit boards (PCBs).
Easily find out whether the print has finished from the wifi AP by looking at the Built-in led in NodeMCU
This is our second project. The details include using MS Project, Adafruit, and other IoT tools.
