# Modbus Address Uint32 type

**URL:** <https://forum.inductiveautomation.com/t/modbus-address-uint32-type/65919>\
**Category:** Ignition\
**Tags:** ignition81\
**Created:** [November 1, 2022, 6:41am UTC](https://forum.inductiveautomation.com/t/modbus-address-uint32-type/65919 "2022-11-01T06:41:58Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Pofer\_Wang](https://avatars.discourse-cdn.com/v4/letter/p/f4b2a3/32.png) [@Pofer\_Wang](https://forum.inductiveautomation.com/u/Pofer_Wang)\
**Post date:** [November 1, 2022, 6:41am UTC](https://forum.inductiveautomation.com/t/modbus-address-uint32-type/65919/1 "2022-11-01T06:41:58Z")

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hello everyone,  
I have modbus TCP equipment,  
it tag's address is holding register is 16000~16001.

I want manually create an address for a single tag.  
but I study ignition modbus addressing manual.

[https://docs.inductiveautomation.com/display/DOC81/Modbus+Addressing](https://docs.inductiveautomation.com/display/DOC81/Modbus+Addressing)

Can't find the way.  
it only have 16bit and 2 consective 32bit.  
have someone can do it?

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<div class="post-metadata">

**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [November 1, 2022, 11:38am UTC](https://forum.inductiveautomation.com/t/modbus-address-uint32-type/65919/2 "2022-11-01T11:38:55Z")

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It will be `[someDevice]HRUI16000`, which will read and combine the two registers. Modbus supports 32-bit values by combining adjacent 16-bit holding registers.

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<div class="post-metadata">

**Author:** ![Pofer\_Wang](https://avatars.discourse-cdn.com/v4/letter/p/f4b2a3/32.png) [@Pofer\_Wang](https://forum.inductiveautomation.com/u/Pofer_Wang)\
**Post date:** [November 1, 2022, 12:46pm UTC](https://forum.inductiveautomation.com/t/modbus-address-uint32-type/65919/3 "2022-11-01T12:46:52Z")

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ohh~  
I asked a stupid question.

thx...
