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CompactRIO 4-Channel, LVTTL Digital Input/Output Module
To use I/O from this module in a VI, drag and drop I/O variables from the Project Explorer window to the block diagram of the VI. The I/O variables for the channels read and write Boolean values.
The NI 9402 has the following channels.
|DIOx||Digital input/output channel x, where x is the number of the channel. For the NI 9402, x is 0 to 3.|
Use this dialog box to configure the NI 9402. Right-click the NI 9402 in the Project Explorer window and select Properties to display this dialog box. You can configure the following options.
You can use the Specialty Digital Configuration page of the C Series Module Properties dialog box to configure channels of this module for counter input, counter-driven output, pulse-width modulation output, or quadrature input.