---
title: "Functionality of CLK and DTA lines in CPR32SE - Roger"
description: "Roger - lider branży zabezpieczeń oferujący systemy kontroli dostępu, rejestracji czasu pracy, rejestracji pracy wartowników. Zapraszamy!"
url: "https://www.roger.pl/en/support/technical-support/faq-frequently-asked-questions/faq-access-control/auxiliary-equipment/functionality-of-clk-and-dta-lines-in-cpr32se"
date: "2026-06-27T13:40:51+00:00"
language: "en-GB"
---

#  Functionality of CLK and DTA lines in CPR32SE

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**Description:**
**Is there possibility to connect PRT readers to CPR32SE network controller? What is the functionality of CLK and DTA lines in CPR32SE network controller?**

**Solution:**

[![Functionality of CLK and DTA lines in CPR32SE](https://www.roger.pl/images/stories/FAQ/big_en.png)](https://www.roger.pl/images/stories/FAQ/big_en.png)

CLK and DTA lines are not used for communication with PRT readers. They can be programmed as input and/or output lines. Using the line one can - for example - open all doors in subsystem or delete all alarms. In order to assign particular function to CLK and DTA line (in PR Master main window) click *System* > *Networks* , and then *CPR* > *Settings* > *Inputs/ Outputs*.

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