Author: Lennart Hennigs (https://www.lennarthennigs.de) Copyright (C) 2017-2026 Lennart Hennigs. Released under the MIT license. This library allows you read out ...

We've all heard that "if you want something done right, you have to do it yourself." And that’s usually fine when it comes to tasks at work or baking your own birthday cake. But if you want a specific ...

[Matt Denton]’s SpoolBot is a surprisingly agile remote-controlled robot that doesn’t just repurpose filament spool leftovers. It looks exactly like a 2 kg spool of filament; that’s real filament ...

The MT6701 library provides a simple and effective way to interface with the MT6701 magnetic rotary encoder using ESP32. It supports reading angular positions in radians and degrees, calculating ...

LILYGO T-Embed SI4732 is an ESP32-S3 development board with an AM/FM radio, a TFT display, a rotary encoder, a built-in microphone, and a microSD card slot powered through a USB-C port or LiPo battery ...

Stepper motors are a mainstay in precision control systems, valued for their simple open-loop operation and high torque at low speeds. Commonly found in CNC machines, 3D printers, and robotics, they ...

This is a two-part series where DI authors Damian and Phoenix Bonicatto explore the IQ signal representation and negative frequencies. Part 1 explains the commonly used SDR IQ signal representation ...

Last year, we featured the T-Keyboard-S3, a USB mechanical keyboard with ESP32-S3, and four mechanical keys each fitted with a 0.85-inch color display. The upgraded T-Keyboard-S3-Pro adds a rotary ...

Custom cases for your DIY projects don’t necessarily have to be 3D-printed — they could also be machined out of metal such as aluminum, with a highly professional result. Even if you don’t have your ...