User`s guide

4.5.7 DIOWritePortByte
Writes output byte data to the specified port.
Input:
Data type Parameter Description
DevHandle The handler id of the device specified by DevNum as
assigned by the LabVIEW program.
Port The port number of specified device
Data The byte data will be written to specified port.
Mask Specifies which bit(s) of specified byte data should
be sent to the output port and which bits remain
unchanged
error in A cluster containing error information, such as the
status, code, and source elements that is passed from
a previous linked VI.
Output:
Data type
Parameter Description
DevHandle The handler id of the device specified by DevNum as
assigned by the LabVIEW program.
error out A cluster containing error information. If error in
indicated an error, the status, code, and source
elements of error out have the same values as the
corresponding elements of error in