KiCad MCP Server 实战：用 AI 辅助 PCB 设计、原理图与布线
KiCad MCP Server 是什么？如何让 AI 辅助画原理图、PCB 布线、DRC 检查？本文详解 3 大主流 KiCad MCP Server 安装配置、实战案例与工具对比，附完整配置示例。
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24GB 显存跑千问3.8 27B：RTX 4090 实战教程
RTX 4090 24GB 显存能跑千问 3.8 27B 吗？本文实测 AWQ/GPTQ 两种量化方案，对比显存占用、推理速度与应用场景，附完整部署代码与性能优化技巧。
16 岁少年用 Claude 打造星链接收器：AI 辅助硬件开发实战
16 岁少年用 Claude AI 辅助开发星链卫星信号接收器，成本仅 180 美元。本文详解硬件清单、AI 辅助开发流程、信号解码原理及法律合规性，附 DIY 实战指南。
Pi Coding Agent 2026 完全指南：从入门到精通
Pi Coding Agent 是什么？如何安装配置？本文详解 Pi Agent 核心功能、实战案例与高级技巧，附 Pi Agent vs Claude Code vs Cursor 对比表。
DJI 4G 图传模块深度解析：技术原理与 DIY 替代方案 (2026)
DJI 4G 图传模块是什么？如何工作？与 O4 Air Unit 对比如何？本文深度解析 DJI Cellular Dongle 2 技术原理，提供 ESP32 + 4G LTE DIY 替代方案和 WFB-ng 开源方案，含完整对比表和实测数据。
$5 打造 ESP32 人体存在传感器：HLK-LD2410 毫米波雷达 DIY 完全指南
用 5 美元 ESP32 + HLK-LD2410 毫米波雷达模块 DIY 人体存在传感器，检测静止人体，接入 Home Assistant。完整接线图、Arduino 代码与 ESPHome 配置，2026 实战教程。
ESP-NOW 协议完全指南 2026：ESP32 无需路由器的点对点通信
深入解析乐鑫 ESP-NOW 协议，2026 年用两块 ESP32 搭建无 WiFi 路由器的无线传感网络，含 Arduino/ESP-IDF 代码、加密、200 米实测距离与功耗数据。
IKEA 放弃 Zigbee 全面转向 Matter：ESP32-C6 实战指南 2026
IKEA 宣布放弃 Zigbee 全面转向 Thread/Matter 协议，DIRIGERA 网关只是过渡方案？本文用 5 美元 ESP32-C6 搭建 Thread 边界路由器，实战接入 IKEA TRETMANN、RODRET 设备，对比 DIRIGERA vs ESP32-C6 方案，含 Home Assistant 完整集成与 Zigbee vs Matter 深度分析。
ESP32 + TinyML 离线 AI 语音识别实战：从零构建唤醒词检测系统
手把手教你用 ESP32-S3 + Edge Impulse 训练离线语音识别模型，实现本地唤醒词检测，无需联网、延迟低于 200ms，适合智能家居和 IoT 项目。
KiCad MCP Server in Practice: AI-Assisted PCB Design, Schematics & Routing
What is KiCad MCP Server? How to use AI for schematic drawing, PCB routing, and DRC checks? This guide covers 3 major KiCad MCP Server implementations, installation, practical examples, and tool comparisons.
Running Qwen 3.8 27B on 24GB VRAM: RTX 4090 Deployment Guide
Can RTX 4090 24GB VRAM run Qwen 3.8 27B? We benchmark AWQ vs GPTQ quantization, compare VRAM usage, inference speed, and real-world use cases with full deployment code.
DJI 4G Module Explained: How It Works + DIY Alternatives (2026)
Deep dive into DJI 4G transmission module technology. Learn how DJI Cellular Dongle 2 works, compare it with O4 Air Unit, and build your own ESP32 + 4G LTE alternative. Complete comparison table and real-world test data included.
IKEA Abandons Zigbee for Matter: ESP32-C6 Practical Guide 2026
IKEA announced abandoning Zigbee for Thread/Matter protocol. Is the DIRIGERA hub just a transition solution? This article builds a Thread Border Router with a $5 ESP32-C6, integrates IKEA TRETMANN and RODRET devices, compares DIRIGERA vs ESP32-C6 solutions, includes complete Home Assistant integration and Zigbee vs Matter deep analysis.
ESP32-C6 Matter Smart Home Guide 2026: $5 Thread Border Router Setup
Build a standalone Thread Border Router for $5 using ESP32-C6. Connect Matter/Thread devices to Home Assistant — no USB, no extra hardware. Step-by-step 2026 guide with IPv6 setup and troubleshooting.
IoT Data Visualization: Building a Real-Time Monitoring Dashboard with Grafana + InfluxDB
Build an IoT real-time monitoring dashboard from scratch — ESP32 sensor data stored in InfluxDB time-series database and visualized with Grafana. A complete hands-on tutorial.
UWB Precision Positioning in Practice: DW3000 Indoor Centimeter-Level Tracking System
Build an indoor centimeter-level positioning and tracking system from scratch using ESP32 + DW3000 modules, covering DS-TWR two-way ranging principles, trilateration algorithms, Kalman filter smoothing, and accuracy optimization tips.
ESP32 Multi-Core Programming: Dual-Core Task Assignment and Shared Memory Synchronization
The ESP32 features a dual-core Xtensa processor. This guide walks through how to assign tasks to different cores using FreeRTOS, and safely synchronize shared memory across cores with mutexes, semaphores, and message queues — complete with full code examples.
TinyML Anomaly Detection: Edge-Based Predictive Maintenance for Industrial Equipment
Run an anomaly detection model on an MCU using Arduino Nano 33 BLE Sense + Edge Impulse to detect motor, pump, and fan faults early, achieving low-latency predictive maintenance.