common problem
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Installing the PL2303 (Prolific) driver in Windows 11
The Prolificic PL2303 cable allows you to connect serial devices to a USB port on your computer. However, some users have reported encountering issues when the PL2303 driver is missing in Windows 11. In most cases, Window,true}more -
The difference between RS232, RS485, and RS422
There are two types of RS485, one is half duplex mode with only DATA+and DATA - wires, and the other is full duplex mode with four wires for signal transmission: T＋，T－，R＋，R-。 When in full duplex mode, it can be considered as RS422. 1. The British symbols are TDA (-), TDB (, true)more -
What is UART
Do you still remember the printers, mice, and modems from back then? They all have huge and bulky connectors and thick cables, and must be screwed onto your computer. These devices communicate with computers using the UART protocol. Although USB has almost completely replaced old cables and connectors, U, true}more -
Method of logging in to the console line device
1、 Preparation work 1 One console cable, as shown below, with RJ45 crystal head on one side and DB9 serial port on the other side. 2. Check if there is a DB9 male interface on the computer, as shown below. Generally, desktop computers have it, but laptops rarely come with it. 3. If there is no serial port, true}more -
Solution to FT232R's unrecognized issue
Solution to FT232R's unrecognized issue (using Win7 system as an example) Application environment: 1. Previously used normally, suddenly unable to start. 2. Only unknown devices with "FT232R USB UART" can be seen when viewing the device. 3. If reinstalling the driver is ineffective, start solving the problem:, true}more -
Clearing the registry: COM port is occupied
1. Start menu, open Run (shortcut key: Start button+R) 2. Enter regedit, confirm 3. Expand the HKEYLOCAL_MACHINESYSTEM CurrentControlAKS ontorl COM Na in sequence, true}more -
The SecureCRT tool cannot input commands and the Enter key cannot be used. Solution
Pinduowei specializes in producing customized serial port cables FTDI CABLE USB RJ45 CONSOLE DB9 RS232 RS485 RS422 serial port cables. Welcome to visit the factory and discuss cooperation, true}more -
Solution to displaying garbled characters on SecureCRT
SecureCRT is a terminal emulation program that supports SSH and is used to connect and run tools including Windows, UNIX, and VMS. For ARM learners, this software is also very user-friendly! Let's take a look at the display issue of SecureCRT. If not set properly, garbled characters may appear. For example:, true}more