Help > DAQmx Steps Reference > DAQmx Digital Step Types > Read Digital Line
Read Digital Line

This step read the state of the specified Digital Line DAQmx Global Channel.

To configure this step open the Edit Step window from Sequence editor.

In the Configuration Dialog Box, select the Mode and a valid DAQmx Global Channel.

Tip  Only compatible variables are listed in the DAQmx Global Channel Selector according to Selected Mode and Step Type.

Note  The Mode option is enabled according to your Edition (see DAQmx Steps Licensing Options)

At execution, step configuration and results are added to the report.

The value of the Digital Line is saved in Step.Result.Data

Tip  You may configure a Post-Expression to set the read value in another variable:
Locals.LineState = Step.Result.Data


See Also

Configuration Dialog Box

Mode Option

Configure IO for DAQmx Steps