I previously open-sourced the ESP32C3WROOM board, and today I’m open-sourcing the ESP32C3FH4. You can directly obtain the engineering files at the Lichuang Open Source Square. https://oshwhub.com/zctnb/works Actually, the chips are the same, but the ESP32C3WROOM is a module, while the ESP32C3FH4 is a chip that integrates 4MB of flash. Let me explain for those who … Read more
▲ For more exciting content, please click on the blue text above and follow us! A deck of idle playing cards and a 3D printed stand can create a creative playing card clock. I used playing cards as the clock’s flaps and made an interesting and crazy clock with minimal parts. The most challenging part … Read more
Introduction The previous article introduced a circuit board I designed for a mobile storage device, and I have received the physical PCB. Now that I have soldered the circuit board, I would like to first test whether the SD card’s read and write capabilities are functioning properly. img Other articles in this series 1. Mobile … Read more
01 Preparation Work To flash the ESP32 application program using a serial port in a virtual machine, you must first ensure that the serial port of the development board can be correctly connected to the virtual machine. The virtual machine software I am using is VirtualBox 6.0. When the development board is connected to the … Read more
Video Previously, I made a dual-axis servo gimbal with two servos, which can be adjusted remotely via a mobile phone. Now, I am adding two more functions to create a remote watering system. The voice synthesis chip allows it to speak. By sending text on a webpage, the voice synthesis chip receives the text and … Read more
Abstract: Learning Linux is not difficult; the challenge lies in not finding the right tutorials or having someone to guide you quickly. After buying a development board, it just sits there gathering dust. Watching videos is unengaging, and the documentation is hard to understand, making it really tough! So today, I will explain the basic … Read more
NO.1 HA Network Scheme Hardware Selection Raspberry Pi 5 (PVE) Gigabit Router (Redmi AX3000) The PVE relies on wired Ethernet Considering the network relay method, the router needs to support both wireless and wired relaying This requires at least two network ports, one WLAN port and one LAN port, with LAN assigned to PVE and … Read more
1. Product Overview 1.1 Applicable Scope The product adopts a core board plus baseboard configuration, with the core board primarily integrating four main components (main control, memory, storage, and power management). The core board is easily detachable for quick secondary development by customers, mainly applied in industrial control, commercial displays, smart home, automotive electronics, medical … Read more
Getting Started with Python Industrial IoT Platform Hello everyone! Today I want to share with you the basics of developing an industrial IoT platform using Python. An industrial IoT platform is an essential infrastructure that connects industrial devices, collects data, and analyzes data. With Python, we can quickly build a lightweight industrial IoT platform. Let’s … Read more
Building a Java IoT Platform: Smart Connections The Internet of Things (IoT) is incredibly hot these days! More and more devices need to be connected, from smart home appliances to industrial equipment. Today, we will build a simple IoT platform using Java, allowing you to easily manage the connection and control of smart devices. It’s … Read more