# SM2 Laser module pinout

**URL:** https://forum.snapmaker.com/t/sm2-laser-module-pinout/17082
**Category:** Snapmaker 2.0 (3-in-1)
**Created:** [March 18, 2021, 4:04pm UTC](https://forum.snapmaker.com/t/sm2-laser-module-pinout/17082 "2021-03-18T16:04:22Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![Streupfeffer](https://avatars.discourse-cdn.com/v4/letter/s/f9ae1b/32.png) [@Streupfeffer](https://forum.snapmaker.com/u/Streupfeffer)
#### Post date: [March 18, 2021, 4:50pm UTC](https://forum.snapmaker.com/t/sm2-laser-module-pinout/17082/2 "2021-03-18T16:50:42Z")

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[Custom Extension Module - #5 by Streupfeffer](https://forum.snapmaker.com/t/custom-extension-module/13424/5) i hope this works  
the Toolheads have the 8Pin.  
[https://us1.discourse-cdn.com/flex022/uploads/snapmaker/original/2X/3/3f5f8ae5bd7fa168c383a4ba7d3a0e606cb13a0b.png](https://us1.discourse-cdn.com/flex022/uploads/snapmaker/original/2X/3/3f5f8ae5bd7fa168c383a4ba7d3a0e606cb13a0b.png)  
The temperature of the Heater is configured over CANbus, the Feeding for the filament is done via the STEP/DIR signals to drive the stepper.

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