PL2323ra USB rs232 to RJ45 cable manufacturers tell you that most of the notebook computers have cancelled the COM port and changed it to a USB interface. USB has been widely used for its plug-and-play characteristics and high-speed data transfer rate.

I recently learned PLC programming, but my laptop doesn't have an RS232 serial port. What should I do? The manufacturer of PL2323ra USB rs232 to RJ45 cable tells you that it's okay to use a USB to RS232 serial port, but after installing the driver, it cannot be used, and the problem reappears: when trying to connect to the PLC, it always says that the USB connection is wrong, I use the serial port to connect directly The host computer can be used, but the connection with the USB-232 cable will not work.
The manufacturer of PL2323ra USB rs232 to RJ45 cable tells you that the serial port is not standard in many notebooks. Sometimes when the communication port is a serial port in engineering, the USB to 232 serial port cable is often used. Generally, there is no problem in normal installation. PL2323ra USB rs232 to RJ45 The cable manufacturer tells you that the serial cable with poor quality will sometimes interrupt the communication during the communication process, and sometimes it will be disturbed. But generally there is no phenomenon that cannot be connected. Note the following installation procedures:
1. The PL2323ra USB rs232 to RJ45 cable manufacturer tells you to check whether the driver is installed correctly, and check the status of the USB cable driver file in the device manager.
2. The manufacturer of the PL2323ra USB rs232 to RJ45 cable will tell you to confirm whether the interface setting is the same as the actual one. If the actual interface is COM3, but you have selected COM1, or the communication speed and other settings are problematic.