# AT Commands Server & UART

**URL:** <https://forum.legato.io/t/at-commands-server-uart/4747>\
**Category:** Uncategorized\
**Created:** [October 2, 2019, 1:08pm UTC](https://forum.legato.io/t/at-commands-server-uart/4747 "2019-10-02T13:08:14Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![lazzox](https://avatars.discourse-cdn.com/v4/letter/l/b9bd4f/32.png) [@lazzox](https://forum.legato.io/u/lazzox)\
**Post date:** [October 2, 2019, 2:26pm UTC](https://forum.legato.io/t/at-commands-server-uart/4747/3 "2019-10-02T14:26:08Z")

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Probably power saving is activated, you can install devmode as a quick/dirty fix. Or add calls to power manager in your application and disable power saving mode trough legato commands.

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