How to view the serial port number on Windows 7 system?

A serial port is generally a COM interface and is a commonly used communication interface. Under normal circumstances, the desktop has a separate serial port, but many software does not automatically detect the serial port number when using the serial port, so we need to manually select the serial port number, then where can the system serial port number be viewed? The following small series for everyone to share the Windows7 system to view the serial port number of operations.

following steps:

1, double-click on the desktop system Windows7 & ldquo; computer & rdquo; icon to open & ldquo; computer & rdquo; page shown below;

2, and then select the & ldquo; system properties & rdquo ;;

3, of course, right-click directly on the desktop & ldquo; & rdquo ;, computer select & ldquo; attribute & rdquo; this one;

4, in the open system properties page, select & ldquo; device manager & rdquo; this one;

5, pop-up device manager, see & ldquo; port (COM and LPT) & rdquo; this one;

6, you click this option will display the current port serial list, here shows all serial information, if you do not know specifically what One, you can plug and unplug the serial port, the one that responds is what you need. The serial port on the desktop is COM1 by default.

These are the steps Windows7 operating system to view the serial number, it is necessary to note that there is no separate notebook serial port, it needs to use a USB to serial cable, when you first install USB-to-serial port driver, its serial port The number is automatically assigned by Windows.