After a long delay, we finally caught the tail end of Q1😀 💡 What’s New? Chip Upgrade: CH347F, performance maximized!💪 Configurable IO Levels: 3.3V/2.5V/1.8V, supports external input IO reference levels, incredibly flexible!🎛️ Major Interface Upgrade: 5V/3.3V power, UART0/1, SPI, I2C, JTAG/SWD, fully independent 8PIN interface, clear and straightforward, no more worries about wrong connections!🔌 Software … Read more
RS232-RS485-USB to Fiber Optic Signal—Gateway Converter–HD67072 Author: Zou Wuyi Mobile185-020-77899 Email: [email protected] 1 Product Features: The standards can be mixed and matched, allowing RS-232 devices to connect with RS-485 devices, or USB devices to communicate with RS-485 devices, or RS-232 devices to communicate with USB devices through replacement converters and isolators. Fiber optic lines are … Read more
More content can be found in the Linux system knowledge base package (tutorials + videos + Q&A): Linux System Knowledge Base Package Article Directory 1. Setup Stage: Transaction 1.1. Token Packet 1.2. DATA0 Data Packet 2. Explanation of Optional Data Stage Packets 3. Explanation of Status Stage Packets Control transfer consists of three stages: setup … Read more
Beginner One-Click System Reinstallation Learning and sharing computer knowledge, let’s improve together “2500 BBC HD Documentaries with Bilingual Subtitles (▲ Click to Claim Benefits) Have you ever encountered an issue where you can’t open your external hard drive or SD card? Today, I will teach you a practical little trick. Image Tutorial Before you leave, … Read more
1. The serial port and COM port refer to the physical interface form (hardware). TTL, RS-232, and RS-485 refer to the level standards (electrical signals). 2. When connecting devices, usually only GND, RX, and TX are connected. Vcc or +3.3V power lines are generally not connected to avoid conflicts with the power supply of the … Read more
What Is USB? USB is a universal serial bus interface standard used to connect computer systems and external devices for data transmission and power supply. Advantages: High-Speed Transmission: The USB interface provides high-speed data transfer rates, suitable for quickly transferring large volumes of data. Hot Swappable: USB devices can be plugged and unplugged while the … Read more
DJI drones, Fluke multimeters, Xiaomi phones, Huawei watches, waiting for you! 👆 The Breadboard Community DIY event is ongoing! I was born in 1990, and my personality may lean more towards the 80s, not as carefree as the 90s. I remember when we were kids, the toys we had access to in rural areas were … Read more
Source: https://www.ithome.com/0/831/356.htm On February 16, technology media NeoWin published a blog post introducing how to create a Windows 11 installation USB using the WoeUSB tool on Ubuntu and other Linux distributions. The media editor Paul Hill has been using Linux for work, and recently switched his laptop back to Windows 11 due to work requirements, … Read more
In embedded development and chip debugging, the JTAG interface allows developers to access the internal registers of chips through boundary scan technology, making it one of the important tools. However, when using the JTAG cable for program downloads, you may feel that the download speed is too slow. So how can we improve its speed? … Read more
To ensure that mobile devices can operate normally on a computer, a driver needs to be installed the first time a device is connected to a specific computer. For instance, mobile phones require mobile phone drivers, USB drives require USB drivers, and so on. When you connect a USB drive or mobile phone to the … Read more