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Installation and Configuration Chapter 2
PC-OPDIO-16 User Manual 2-4 © National Instruments Corporation
LabVIEW users are encouraged to use the Easy I/O VIs in LabVIEW. These VIs allow full
access to the PC-OPDIO-16 board functionality. For specific information on the VIs and on how
to write LabVIEW data acquisition applications, refer to your LabVIEW for Windows Data
Acquisition VI Reference Manual. The PC-OPDIO-16 boards may not be specifically mentioned
in your version of the LabVIEW manuals.
The following LabVIEW VIs are supported for the PC-OPDIO-16.
• Easy I/O VIs
– Read from Digital Line
– Read from Digital Port
– Write to Digital Line
– Write to Digital Port
• Configuration VIs
– Device Reset
– Get Device Information
– Set Device Information
• Advanced Digital I/O VIs
– DIO Port Read
– DIO Port Write
– DIO Single Read/Write
Follow instructions in the Software Configuration section later in this chapter to configure your
PC-OPDIO-16.
NI-DAQ Installation for LabWindows/CVI
To install NI-DAQ for LabWindows/CVI, run the SETUPWIN program on Disk 1. One way to
do this is to select the File menu from the Program Manager Window, then select Run... and
type in a:\setupwin, assuming a: is the floppy disk drive containing Disk 1. When
prompted, select the Install NI-DAQ for LabWindows/CVI option.
The NI-DAQ example programs for LabWindows/CVI are installed in the CVI\SAMPLES\DAQ
directory.
For LabWindows/CVI, the defined constants that several NI-DAQ functions use are in the
include file DATAACQ.H.
After installing NI-DAQ, continue by reading the Software Configuration section later in this
chapter to configure your PC-OPDIO-16.