Introduction to the Powerful MultiButton Key Driver Module

MultiButton a powerful and easy-to-use key driver module. It explains its core advantages, usage steps, data structure, supported events, and provides example code.

SY8303 Synchronous Step Down Regulator DCDC Circuit Design

This post introduces the design of the DCDC chip SY8303 circuit, covering the schematic and PCB drawing processes, along with precautions and tips.

Obsidian remove strikethrough on completed tasks

This post shows how to remove strikethrough on completed tasks in Obsidian.

ESP32 Voice Record and upload

Audio Playback with HSC001 and ESP32

This post is an introduction to using the HSC001 module for audio playback. It details the necessary components, module features, pin distribution, hardware connections, and code implementation for setting up and playing audio files.

Building Application with ESP32, VS Code, and PlatformIO

This tutorial shows how to building a simple IoT application with ESP32, VS Code, and PlatformIO. It covers setup, project creation, coding, uploading, and extending features for IoT development.