# Confused Laser and Iot Relay for SpindleControl

**URL:** <https://community.inventables.com/t/confused-laser-and-iot-relay-for-spindlecontrol/55392>\
**Category:** Laser Cutting\
**Created:** [May 12, 2018, 11:09pm UTC](https://community.inventables.com/t/confused-laser-and-iot-relay-for-spindlecontrol/55392 "2018-05-12T23:09:18Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![LarryM](https://yyz1.discourse-cdn.com/flex009/user_avatar/community.inventables.com/larrym/32/51450_2.png) [@LarryM](https://community.inventables.com/u/LarryM)\
**Post date:** [May 13, 2018, 2:24am UTC](https://community.inventables.com/t/confused-laser-and-iot-relay-for-spindlecontrol/55392/3 "2018-05-13T02:24:35Z")

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> [@nogeel](#):
>
> Am I supposed to somehow put both the IOT and the Laser on PWM

[Look here.](https://community.inventables.com/t/5-volt-ttl-control-for-laser-module-upgrade/55336/9)

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