# How to access CM3 GPIO?
**URL:** https://discourse.nodered.org/t/how-to-access-cm3-gpio/26730
**Category:** General
**Created:** [16 May 2020 00:27 UTC](https://discourse.nodered.org/t/how-to-access-cm3-gpio/26730 "2020-05-16T00:27:19Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@jinyistudio](https://discourse.nodered.org/u/jinyistudio)
#### Post date: [16 May 2020 00:27 UTC](https://discourse.nodered.org/t/how-to-access-cm3-gpio/26730/1 "2020-05-16T00:27:19Z")
Hi
My node-red is v1.0.6 but it not support Raspberry PI CM3. How can i access with CM3 GPIO ?
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### Author:  [@dceejay](https://discourse.nodered.org/u/dceejay)
#### Post date: [16 May 2020 09:05 UTC](https://discourse.nodered.org/t/how-to-access-cm3-gpio/26730/2 "2020-05-16T09:05:05Z")
I've not seen a CM3 - have they really made the GPIO that different from the standard Pi ?
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### Author:  [@ghayne](https://discourse.nodered.org/u/ghayne)
#### Post date: [16 May 2020 09:19 UTC](https://discourse.nodered.org/t/how-to-access-cm3-gpio/26730/3 "2020-05-16T09:19:57Z")
Just some reference material
[https://www.raspberrypi.org/documentation/hardware/computemodule/cm-peri-sw-guide.md](https://www.raspberrypi.org/documentation/hardware/computemodule/cm-peri-sw-guide.md)
GPIO's are described here:
> **[rpi\_DATA\_CM\_1p0.pdf](https://www.raspberrypi.org/documentation/hardware/computemodule/datasheets/rpi_DATA_CM_1p0.pdf)**
>
> 637.39 KB
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### Author:  [@system](https://discourse.nodered.org/u/system)
#### Post date: [15 July 2020 09:24 UTC](https://discourse.nodered.org/t/how-to-access-cm3-gpio/26730/4 "2020-07-15T09:24:49Z")
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