# Codec on IoT # 0

**URL:** <https://mangoh.discourse.group/t/codec-on-iot-0/108>\
**Category:** mangOH Green\
**Created:** [June 14, 2016, 8:39am UTC](https://mangoh.discourse.group/t/codec-on-iot-0/108 "2016-06-14T08:39:51Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![CKTSAI](https://avatars.discourse-cdn.com/v4/letter/c/8e8cbc/32.png) [@CKTSAI](https://mangoh.discourse.group/u/CKTSAI)\
**Post date:** [June 14, 2016, 8:39am UTC](https://mangoh.discourse.group/t/codec-on-iot-0/108/1 "2016-06-14T08:39:51Z")

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How to connect sys\_clk(19.2MHz) to IoT slot #0 when i used another audio codec on IoT #0?  
Could the PPS pin of IoT connector assign to sys\_clk by sw?