How to check the serial port number in win7 system
When using Win7 system, sometimes you need to check the serial port number to connect to external devices. For unfamiliar users, finding the serial port number may be difficult. However, through the following simple operation methods, you can easily find the serial port number in Win7 system. Next, let PHP editor Xigua introduce you in detail how to check the serial port number in Win7 system, so that you can quickly find the information you need.
1. Plug the serial port into the computer first. If it is the first time, after the driver is installed successfully, you will be prompted which serial port is located in the lower right corner. If there is no prompt, right-click on My Computer and select [Manage] ; As shown in the picture:
2. In the computer management interface, select system tools; As shown in the picture:
3. In the computer management interface Select [Device Management] in the system tools of the management interface; as shown in the figure:
4. Select the port in the device management of the system tools of the computer management interface; as shown in the figure:
5. Just look for the serial port number in the port that pops up. If you don’t know which number you want, you can re-plug and unplug the serial port cable to see which one has been deleted and restored. Whichever one is added; right-click on the serial port number to change some settings of the serial port. as the picture shows:
The above is the detailed content of How to check the serial port number in win7 system. For more information, please follow other related articles on the PHP Chinese website!
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