# \#digi868

**URL:** https://forums.digi.com/tag/digi868/3422.md

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## [Cant communicate between devices after sleep](https://forums.digi.com/t/cant-communicate-between-devices-after-sleep/18466)

<div class="topic-metadata">

**Author:** [@Neddie](https://forums.digi.com/u/Neddie)\
**Replies:** 2\
**Last updated:** [June 23, 2017, 1:05pm UTC](https://forums.digi.com/t/cant-communicate-between-devices-after-sleep/18466 "2017-06-23T13:05:37Z")

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Hi all. I’ve got 2 digi868 modules communicating (p2p i suppose) , using the usart , just rx/tx in transparent mode. If I put one of the modules to sleep for 30 seconds , but the other device continues to transmit , wh…