Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

一、作品简介疫情环境下，人们都不想触碰外面的东西，因此制作一个不需要接触的人脸识别门禁系统。当检测到人接近门的时候，才唤醒人脸识别设备，以节省功耗，当人脸识别通过后控制门开启。作品主要包括两部分：门的控制部分和人脸识别部分，两部分之间通过蓝牙BLE通信。其中门控制部分作为BLE的服务端，人脸识别部分作为B ...

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