# Discrete I/O Settings

The Discrete I/O Settings dialog is used to configure the digital input and output lines of the In-Sight vision system.

Note:

- Discrete input signals can also be read into the In-Sight spreadsheet using the ReadDiscrete function. For more information, see ReadDiscrete.

- Discrete output signals can also be written out from the spreadsheet using the WriteDiscrete function. For more information, see WriteDiscrete.