# Serial Port issue

**URL:** <https://discourse.nodered.org/t/serial-port-issue/20763>\
**Category:** General\
**Created:** [23 January 2020 09:42 UTC](https://discourse.nodered.org/t/serial-port-issue/20763 "2020-01-23T09:42:06Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![Colin](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/colin/32/17040_2.png) [@Colin](https://discourse.nodered.org/u/Colin)\
**Post date:** [6 February 2020 15:59 UTC](https://discourse.nodered.org/t/serial-port-issue/20763/6 "2020-02-06T15:59:20Z")

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Please construct a mini-flow showing the failing use of two ports and post it here so we can try to replicate the situation. See [this post](https://discourse.nodered.org/t/how-to-share-code-or-flow-json/506) for how to share a flow.

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_[View the full topic](https://discourse.nodered.org/t/serial-port-issue/20763)._