Tag: ESP32

This article introduces an open-source wireless stepper motor controller project based on ESP32 and TMC2240, featuring high-precision closed-loop control, web-based remote operation, and smart power management. It is suitable for robotics, CNC, and smart home applications.

A practical guide to building a rechargeable RGB lighting device using ESP32, WS2812B LED strip, and dual 18650 batteries. Covers hardware design, power calculation, and advanced lighting effects for real-world applications.

This article demonstrates how to build a classic LED chaser (running light) circuit with ESP32, including several implementation methods and code optimizations.

This article demonstrates how to control ESP32 GPIO output to light up and blink an LED, providing a hands-on introduction to ESP32 hardware programming using Arduino.

A comprehensive guide to getting started with the ESP32Cube development board, including hardware overview, pin functions, development options, and Arduino introduction for beginners.

ESP-Claw is an open-source framework from Espressif that brings agent-style sensing, reasoning, and action loops to ESP32 devices, with local memory, deterministic Lua rules, and MCP interoperability.

Running out of GPIO pins on your ESP32? This guide shows you how to use the PCF8574 I2C GPIO expander to add up to 64 extra I/O pins via a two-wire bus, covering wiring, address config, LED control, button input, interrupts, and matrix keypads.

This practical guide shows how to connect an MP3-TF-16P (DFPlayer Mini) to ESP32, configure UART playback, monitor BUSY status, and avoid common TF card and power issues in real IoT projects.