# Use of linear Axis independently of Snapmaker -Controller **URL:** \ **Category:** Snapmaker 2.0 (3-in-1)\ **Created:** [April 19, 2022, 11:14am UTC](https://forum.snapmaker.com/t/use-of-linear-axis-independently-of-snapmaker-controller/25376 "2022-04-19T11:14:39Z")\ **Posts on this page:** 1\ **Showing post:** 7
**Author:** ![brent113](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.snapmaker.com/brent113/32/11114_2.png) [@brent113](https://forum.snapmaker.com/u/brent113)\ **Post date:** [April 22, 2022, 2:10pm UTC](https://forum.snapmaker.com/t/use-of-linear-axis-independently-of-snapmaker-controller/25376/7 "2022-04-22T14:10:58Z")
> [@Cables available somewhere? Pin layout?](https://forum.snapmaker.com/t/cables-available-somewhere-pin-layout/8829/8): > > Hi @Hauke, I can give you some extra information: The main MCU is the [GigaDevice GD32F305VGT6 - GD32 ARM Cortex-M4 Microcontroller](https://www.gigadevice.com/microcontroller/gd32f305vgt6/), a very powerful one but definitely not common ( you already can see also the HAL GD32F1 in the Snapmaker Marlin Code shared, which seems to be based in the STM32F1 but not 100% the same ) Regarding the connector, the pin-out is as follows: \_\_\_\_\_\_\_\_\_\_\_\_\_/=====\_\_\_\_\_\_\_\_\_\_\_\_\_ / 24V DIR CAN\_L NC \ \ EN STEP CAN\_H GND … --- _[View the full topic](https://forum.snapmaker.com/t/use-of-linear-axis-independently-of-snapmaker-controller/25376)._