这个项目里 ESP32-WROOM-32D模块还有一个 IO34 引脚没有使用，感兴趣的朋友可以利用这个引脚扩展其他功能，目前能想到的是把人体感应模块的信号引脚接到 IO34，这样拟辉光管时钟通过人体感应模块传来的高低电平信号控制显示屏背光的开关，这样拟辉光管时钟在没有人的时候会关闭显示，达到省电的目的。

这里出现了ESP32-S2.ESP32-S2是在ESP32的基础上进行了一些裁剪和添加。 最重要的部分是移除了蓝牙，增加了USB OTG。 下面可以看看和以往的芯片有什么区别，我一直以为是S2是升级产品来着。 芯片框图 这是乐鑫首款内置 USB 支持的产品。

RelayFi ESP32-WROOM 4 channel relay board 9:36 am January 17, 2023 By Julian Horsey Hobbyists, electronic enthusiasts and makers may be interested in a new 4 channel relay board aptly named the ...

What’s Next? Turning Servos Given that the Arduino-ESP32 port is brand new, indeed it’s still in progress, there is a lot of work for the community to do in getting it up to speed.

Posted in Arduino Hacks, Microcontrollers, Radio Hacks, Software Hacks, Wireless Hacks Tagged ble, bluetooth low energy, ESP32 wroom, Victron ...

Why? Because it manages to combine an ESP32, a decent-sized color display, touchscreen, SD card slot, and extra peripherals into one compact package for little more than the price of a takeaway meal.

Arduino, the open-source hardware pioneer with 32 million active developers worldwide, today announced the Arduino Nano ESP32, the newest member of th ...

One for Gadget Masters to note: there's a new version of the Arduino Nano - the IoT-friendly Nano ESP32 - bringing the Espressif ESP32-S3 microcontroller into the Arduino ecosystem. The Wi-Fi and ...

Arduino has introduced a Nano shaped board with a Wi-Fi and Bluetooth LE capable Espressif’s ESP32-S3 microcontroller, supporting it with the Arduino IDE and MicroPython. “Beginners can explore in an ...

Adafruit has announced the availability of the ESP32-S2 WROOM Module with PCB Antenna equipped with 4 MB flash and available to purchase priced at just ...