# \#pic-microcontroller

**URL:** https://forums.digi.com/tag/pic-microcontroller/3502.md

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## [XBee S1 receives data after initial config, but won't after shutting off](https://forums.digi.com/t/xbee-s1-receives-data-after-initial-config-but-wont-after-shutting-off/18722)

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**Author:** [@toddb](https://forums.digi.com/u/toddb)\
**Replies:** 5\
**Last updated:** [September 27, 2017, 10:17am UTC](https://forums.digi.com/t/xbee-s1-receives-data-after-initial-config-but-wont-after-shutting-off/18722 "2017-09-27T10:17:43Z")

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I’m using XB24-API-001 802.15.4 modules on the 10EF firmware. They each use API mode to talk to their own PIC18F67J50 MCU. The baud rate is 57000. One of them acts as the master and is always transmitting data for the…