I used a linear voltage regulator to bring the battery voltage down to a stable 5V which is fed to the Xiao ESP32-S3 and the servo motor. The Xiao board integrates a 3.3V regulator. Two resistors are ...

Clone this repository or add it as a submodule into your components directory. Add the module as a requirement to your main module, or other modules. This repository contains a lot of code I have ...

Build a custom air quality sensor box for 3D printers. Track VOCs, CO2, and more with Home Assistant integration.

ESP32 is a tiny cheap 8$ module with a dual core 32-bit CPU and built in Wi-Fi and dual-mode Bluetooth with sufficient amount of 30 I/O pins for all basic electronics projects. All these features are ...

Waveshare ESP32-P4-NANO is the first third-party ESP32-P4 RISC-V board we’ve seen and it follows the launch of the Espressif Systems’ ESP32-P4-Function-EV-Board devkit introduced this summer. While ...

除此之外，它将有一个DHT11传感器来测量温度和湿度，BMP280传感器来测量压力，雨水传感器来检测降雨量。所有天气数据都将被记录并保存在ThingSpeak物联网云上，可以从世界任何地方进行监控。 气象站是一种可以监测周围环境的各种参数，如湿度、温度、压力 ...