One of the knocks that woodworkers get from the metalworking crowd is that their chosen material is a bit… compliant. Measurements only need to be within a 1/16th of an inch or so, or about... Read more
NXP Semiconductors has announced the industry’s first crossover MCU, i.MX RT1170 28nm fully-depleted silicon-on-insulator (FD-SOI) microcontroller unit (MCU), which is a power-efficient desi... Read more
Making a camera can be as easy as taking a cardboard box with a bit of film and a pin hole, but making a more accomplished camera requires some more work. A movie camera has all the engineer... Read more
When you’re driving around, you might occasionally notice your indicators or windscreen wipers sync up fortuitously with the music. [Cranktown City] wanted to ensure his wipers wou... Read more
Stepper motors are popular in computer and microcontroller-based position control applications like robotics, industrial automation, CNC machines, 3D printers and video camera control. Due t... Read more
If you’ve ever wanted to build a large format plotter but didn’t have the floor space, maybe put it up against the wall and make it cute. That’s the idea behind Fumik, the wall-drawing... Read more
Back in the old days, we didn’t have fancy digital clocks. No, we had good analog clocks with a big hand and a little hand, and if you wanted to know the time you had to look at the clock an... Read more
In this instructable, I’d like to share how to build a vertical plotter that can draw texts and images on the blackboard. Let’s getting started. Time-lapse video with hatch fill... Read more
When you see something made from metal that seems like it would be impossible to manufacture, chances are good it was made with some variety of electrical discharge machining. EDM is the met... Read more
This sketch is used by Exercise: A4988 Stepper Motor Driver. Full Source Code The full code is all in one file StepperSweep.ino. // StepperSweep - move a stepper motor at different rate... Read more
This sketch is used by Exercise: DRV8833 Dual DC Motor Driver. Full Source Code The full code is all in one file WheelDrive.ino. // WheelDrive - move a pair of DC motors at varying rate... Read more
This sketch is used by Exercise: Multichannel Bipolar Transistor Driver. Full Source Code The full code is all in one file SoundDemo.ino. // SoundDemo - generate sound using a speaker a... Read more