National Instruments 3.22E+04 用户手册

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Chapter 2
Installation and Verification
© National Instruments Corporation
2-5
Verify the Installation
Before you verify the installation, keep in mind that the serial ports 
built into your computer are typically named from COM1 to COM4. 
Windows Me/9x typically issues port names to the ports on NI serial 
hardware starting with COM5, COM6, and so on. If not enough resources 
are available to assign to all the NI serial ports, the port with the higher 
COMx name is not configured.
To verify the hardware and software installation, complete the following 
steps:
1.
Select Start»Settings»Control Panel and double-click on the 
System icon.
2.
Click on the Device Manager tab and click on the View devices by 
type
 button.
3.
Double-click on the Ports (COM & LPT) icon to display all of 
the ports.
4.
Double-click on the Multi-function adapters icon.
The PCI serial boards are configured as devices belonging to the 
multi-function adapters class. The multi-function parent device is 
listed under the Multi-function adapters icon, and each child device 
is listed as a port under the Ports (COM & LPT) icon.