# HOW TO BREAK?

**URL:** <https://forums.digi.com/t/how-to-break/12028>\
**Category:** XBee - Zigbee\
**Tags:** app\_cause\_bypass\_mod\
**Created:** [October 4, 2013, 3:47pm UTC](https://forums.digi.com/t/how-to-break/12028 "2013-10-04T15:47:37Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![driftseed](https://avatars.discourse-cdn.com/v4/letter/d/ea666f/32.png) [@driftseed](https://forums.digi.com/u/driftseed)\
**Post date:** [October 4, 2013, 3:47pm UTC](https://forums.digi.com/t/how-to-break/12028/1 "2013-10-04T15:47:37Z")

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[ul]  
#include  
#include

void main(void)  
{  
sys\_hw\_init();  
sys\_xbee\_init();  
sys\_app\_banner();  
sys\_reset(APP\_CAUSE\_BYPASS\_MODE);  
for (;😉 {  
/\* Write your code here… \*/  
sys\_watchdog\_reset();  
sys\_xbee\_tick();  
}  
}  
[/ul]

how to turn command mode  
the code can’t auto into radio mode,  
and can’t enter any command…

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**Author:** ![mvut](https://sea2.discourse-cdn.com/flex016/user_avatar/forums.digi.com/mvut/32/31_2.png) [@mvut](https://forums.digi.com/u/mvut)\
**Post date:** [May 13, 2014, 11:51am UTC](https://forums.digi.com/t/how-to-break/12028/2 "2014-05-13T11:51:50Z")

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You are referring to a Programmable radio. To use AT command mode, you need to load the transparent app.

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<div class="post-metadata">

**Author:** ![spastor](https://avatars.discourse-cdn.com/v4/letter/s/35a633/32.png) [@spastor](https://forums.digi.com/u/spastor)\
**Post date:** [May 13, 2014, 3:12pm UTC](https://forums.digi.com/t/how-to-break/12028/3 "2014-05-13T15:12:06Z")

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The application is called serial\_bypass now.

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<div class="post-metadata">

**Author:** ![mvut](https://sea2.discourse-cdn.com/flex016/user_avatar/forums.digi.com/mvut/32/31_2.png) [@mvut](https://forums.digi.com/u/mvut)\
**Post date:** [May 13, 2014, 3:14pm UTC](https://forums.digi.com/t/how-to-break/12028/4 "2014-05-13T15:14:29Z")

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That is the one I am referring to.