The ESP32 is a microcontroller with built-in Wi-Fi functionality, and by using the Arduino IDE, you can handle network communication relatively easily. In the previous article, we explained the ...

The ESP32 is a microcontroller with built-in Wi-Fi functionality, making it relatively easy to handle network communications from the Arduino IDE. In this article, we will explain the procedure for ...

The ESP32 keeps finding new jobs in my house.

Arduino has certainly made its mark in the world of DIY electronics, providing an accessible platform for a wide range of creative and interactive projects. Known for its user-friendly hardware and ...

In our everyday lives, environmental conditions like temperature and humidity can have a big impact, whether it’s in your home, office, greenhouse, or server room. Imagine leaving your room for a few ...

[导读]矩阵中的按钮代表LED。您可以根据需要切换它们，然后按“发送到UNO”。此按钮数据被转换为JSON并发送到后端。一旦您 ...

A JSON file is a Javascript file supported by many different programming APIs; working on JSON files is essential for developers, coders, data analysts, or anyone working within a data-driven process.

JsonDocument作为整个V6版本ArduinoJson库的内存入口，负责处理整个json数据的内存管理，这是我们需要首先重点关注的内容。 创建一个JsonDocument之后，默认初始化为空，调用 JsonDocument::isNull()会返回true，这个时候既可以代表当做jsonObject，也可以当做jsonArray，这取决于 ...

[导读]近年来，基于Arduino和ESP32的web服务器项目在各种应用中变得非常流行和有用。但是这种web服务器的一个主要缺点是它的静态特性。意思是通过HTTP更新网页，你需要在更新任何数据之前更新整个网页。这个问题有很多解决方法，比如几秒钟后自动刷新网页 ...

If an Arduino port is not showing up, your USB connection might be faulty or the ports may be disabled entirely. We will show you how to enable a port in Arduino and look it up in the Device Manager.