# Espa 4.4.4 rs232

**URL:** <https://discourse.nodered.org/t/espa-4-4-4-rs232/89239>\
**Category:** General\
**Created:** [3 July 2024 19:01 UTC](https://discourse.nodered.org/t/espa-4-4-4-rs232/89239 "2024-07-03T19:01:20Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![OneOFFER](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/oneoffer/32/92534_2.png) [@OneOFFER](https://discourse.nodered.org/u/OneOFFER)\
**Post date:** [3 July 2024 19:01 UTC](https://discourse.nodered.org/t/espa-4-4-4-rs232/89239/1 "2024-07-03T19:01:20Z")

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Hi

Does somebody has implemented a flow for the ESPA 4.4.4 protocol over RS232 ?

br  
oneoffer

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [1 October 2024 19:01 UTC](https://discourse.nodered.org/t/espa-4-4-4-rs232/89239/2 "2024-10-01T19:01:23Z")

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