[导读]有一段时间了，我有一个圣诞节抽奖与射频识别标签为ESP32编程。贡献用语音输出的测量结果回来。我用手机记录下了这些零碎的语言，并将其传输到SD卡上。现在你当然也可以把音乐保存在SD卡上，并通过射频识别标签调用——一个具有扩展潜力的MP3播放 ...

The C3Mini-BlueJammer (MINI FORMFACTOR) (Bluetooth jammer, BLE jammer, WiFi jammer, RC jammer) disrupts 2.4GHz communications. It generates noise and unnecessary packets, causing interference between ...

当环境光线变亮时，又自动关闭灯带。 连接 Arduino ↔ LDR 分压 ↔ 继电器模块 ↔ 12V 灯带。 热熔胶枪（可选） 用于固定 LDR 位置或整理线材，提升结构可靠性。 A0 点的电压随光照变化而变化，Arduino 通过 analogRead(A0) 读到 0–1023 之间的数值，即可反映当前亮度。 为了安全与隔离，LED 灯带不直接由 Arduino 供电，而是： 灯带的 正极( ...

在物联网技术蓬勃发展的浪潮中，一家中国芯片企业正以独特的技术路线与生态战略，在全球科技版图上刻下深刻印记。乐鑫科技，这家成立于2008年的企业，凭借对Wi-Fi芯片市场的精准洞察，从上海浦东的咖啡厅起步，逐步成长为全球物联网连接领域的核心玩家。其创始人张瑞安带领团队，用六年时间打磨出首款物联网芯片ESP8266，这款将微控制器与Wi-Fi功能集成于极小封装内 ...

Reliable off-grid communication has always been a challenge for hobbyists, makers, and outdoor explorers. Whether you’re hiking deep in the mountains, setting up a temporary field station, or working ...

Finding the right ESP32-S3 development kit often means compromising between functionality and deployment readiness. With so many ESP32-S3 dev kits out there, we have been searching for a ...

A robust, IoT-based fall detection system utilizing YOLOv11 and ESP32-CAM for real-time monitoring in multi-person environments. This project captures image streams from ESP32, processes them ...

LILYGO T-2CAN is an updated version of the earlier TTGO T-CAN485, with a more powerful ESP32-S3 MCU and two isolated CAN bus interfaces. Like its predecessor, it is designed for vehicle diagnostics, ...

[导读]进入ESP32 -platformio文件夹后，打开platformio.ini.初始src/main.cpp文件中的示例代码使用OTA更新轻松地将代码重新部署到ESP32 ...