# Writing Data to the PLC

This section describes how to set up the job A job is a user-configured program in In-Sight Spreadsheet consisting of functions and designed for specific applications. You can create and edit jobs using the In-Sight Spreadsheet interface, and load them on a vision system for deployment in a live environment. so that the received data is written to the PLC A Programmable Logic Controller is a ruggedized computer that you can use for automating processes or even an entire production line., and how to check that data is written in TIA Portal.