# Connecting Siemens USInt and UInt data types with Ignition

**URL:** <https://forum.inductiveautomation.com/t/connecting-siemens-usint-and-uint-data-types-with-ignition/91465>\
**Category:** Ignition\
**Tags:** ignition81, perspective\
**Created:** [June 6, 2024, 6:50am UTC](https://forum.inductiveautomation.com/t/connecting-siemens-usint-and-uint-data-types-with-ignition/91465 "2024-06-06T06:50:33Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Pyrak](https://avatars.discourse-cdn.com/v4/letter/p/e0b2c6/32.png) [@Pyrak](https://forum.inductiveautomation.com/u/Pyrak)\
**Post date:** [June 6, 2024, 6:50am UTC](https://forum.inductiveautomation.com/t/connecting-siemens-usint-and-uint-data-types-with-ignition/91465/1 "2024-06-06T06:50:33Z")

</div>

Hello,  
Is there a way I can link USInt and UInt data types in my PLC pragram to Ignition tags.

---

<div class="post-metadata">

**Author:** ![amy.sudibyo](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/amy.sudibyo/32/38659_2.png) [@amy.sudibyo](https://forum.inductiveautomation.com/u/amy.sudibyo)\
**Post date:** [June 6, 2024, 11:11pm UTC](https://forum.inductiveautomation.com/t/connecting-siemens-usint-and-uint-data-types-with-ignition/91465/2 "2024-06-06T23:11:51Z")

</div>

I don't do a lot with Siemens but according to the Ignition user manual the byte and word data types are unsigned. Maybe you can try these?

> **[Siemens | Ignition User Manual](https://docs.inductiveautomation.com/docs/8.1/ignition-modules/opc-ua/opc-ua-drivers/siemens#configuring-siemens-addressing)**
>
> The Siemens drivers in Ignition support basic connections to S7 devices. Ignition connects to these PLCs via TCP/IP using the S7 protocol. Similar to Modbus and some Allen Bradley connections, the Siemens S7 devices do not support tag browsing. You...