ESP32 | Dev Resource Hub

Embedded ESP32-S3 MCPWM Tutorial: Features, Block Diagram, and PWM Control Examples

01 Introduction to MCPWM The ESP32-S3’s MCPWM (Motor Control Pulse Width Modulator) is a versatile PWM generator widely used in applications such as motor control, digital power supplies, and LED dimming. Through multiple timer, operator, comparator, and generator modules, it achieves high-precision and high-efficiency PWM signal output and supports advanced features such as fault detection,…

Embedded ESP32 Partition Table Guide: Flash Setup, Configuration & Mounting

01 Introduction 1. ESP32-S3 Partition Table It is a configuration mechanism for dividing the SPI Flash storage space. It works similarly to the partitioning of a computer hard drive, dividing the Flash into multiple areas, each area is used to store different types of data or programs, such as: 2. Connecting ESP32-S3 to SPI Flash ESP32-S3 communicates…

DDU (Display Driver Uninstaller) | Complete Guide + Safe Usage Tutorial & FAQ

How to fully remove NVIDIA/AMD/Intel GPU driver leftovers with DDU? This guide covers Safe Mode setup, driver conflict fixes, and use cases like GPU upgrades or failed installations—plus pro tips to avoid issues. As a tech engineer specializing in PC hardware maintenance for years, I’ve seen countless odd problems caused by leftover drivers: game crashes,...

How to Adjust Power and Sleep Settings in Windows 11

As a Windows 11 user, have you ever encountered scenarios like your computer automatically sleeping and causing unsaved documents while working outside, or wanting longer laptop standby time but not knowing how to adjust it? In fact, Windows 11’s sleep mode is designed to balance energy efficiency and convenience, but only by mastering the correct setup...

LangGraph Tutorial: Build an Enterprise-Grade Multi-Agent Intelligent Contract Review & Risk Analysis System (With HITL & Short/Long-Term Memory)

In enterprise operations, contract review is a core risk control process—but traditional manual review has long been plagued by three critical pain points: inefficiency (a complex contract can take hours or even days to review), risk omission (reliance on reviewer experience leads to missed hidden compliance issues), and lack of personalization (failure to adapt to...

Complete Guide: Install GitLab on NAS (Synology/TrueNAS/FNOS) + Restore Backups via Docker

Learn how to deploy GitLab on NAS (FNOS, Synology, TrueNAS) using Docker, fix permission errors, and safely restore backup data. This step-by-step tutorial covers volume mounting, version matching, and migration best practices to build your private DevOps platform effortlessly. Why Install GitLab on a NAS? Most development teams rely on cloud services like GitHub or GitLab.com for...

Step-by-Step Guide: Direct Ethernet Connection for Two Windows PCs – Set Up LAN & Share Internet

As someone who’s used multiple computers for work long-term and values productivity, I know how essential it is to“control multiple devices with one keyboard and mouse.”But Mouse without Borders (Microsoft’s cross-PC input tool) often hits frustrations like lag and disconnections when used over Wi-Fi. Today, I’m sharing a tested-and-proven solution: build a dedicated local area network (LAN)...