# \#simulation-performan

**URL:** https://tech-community.robotics.abb.com/tag/simulation-performan/22.md

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## [How to configure Omnicore simulation IO values on simulation start](https://tech-community.robotics.abb.com/t/how-to-configure-omnicore-simulation-io-values-on-simulation-start/15018)

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**Author:** [@bran21](https://tech-community.robotics.abb.com/u/bran21)\
**Replies:** 3\
**Last updated:** [June 22, 2026, 1:49pm UTC](https://tech-community.robotics.abb.com/t/how-to-configure-omnicore-simulation-io-values-on-simulation-start/15018 "2026-06-22T13:49:58Z")

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Hello, I was wondering how to configure the simulation upon a ‘start’ that it sets certain IO variables and Group Outputs to a certain value (1 for example) instead of me having to toggle them in the ‘IO simulator’ and t…