The first time using a new microcontroller is what I call funstrating, especially if you don’t have clear instructions. We’ve done the hard work of figuring out the NodeMCU drivers and NodeMCU Arduino IDE setup for you. Read on for the two steps that have to be done only once. More helpful info at the end, too. (more…)
Making a stepper motor move is easy with an A4988 driver. They’re super straightforward and very versatile, making them very popular for 3D printers and other DIY CNC machines.