ESP-IDF v4.3.1:乐鑫ESP系列的基本开发环境,借鉴了hello world例程。官方文档ESP-IDF 编程指南。 ESP-ADF v2.3:乐鑫的音频开发框架 ...
Just a few years ago, had someone asked you how much a digital camera with WiFi would cost, you probably wouldn’t have said $6. But that’s about how much [Bitluni] paid for an ESP32-CAM. He wanted to ...
第二版ESP32+PN532(RFID)组合板实物图: 上一节中第一版存在无法读取NFC设备信息的问题,打开PN532的读写软件,如下图所示,检查发现是元器件布局连接,IPEX天线座的连接以及铺铜存在问题。 将组合板的拨码开关关闭,实际上就是将PN532与ESP32断开,将USB转TTL连接 ...
In a recent article in Elektor magazine, [Clemens Valens] describes the construction and software for an ESP32 walkie-talkie system that uses ESP-NOW for the wireless connection between units, along ...