> For the complete documentation index, see [llms.txt](https://principiot.gitbook.io/principiot-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://principiot.gitbook.io/principiot-docs/f7-pi/pin-assignment.md).

# Pin Assignment

## Front Side

<figure><img src="https://3721126180-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F1d6HD6HC2lbv2VoPI9qT%2Fuploads%2F7mlp0l9DJzPylQkj9QWB%2Ffront-pinout.png?alt=media&amp;token=8862244d-8598-4a46-8799-842030ed6af7" alt=""><figcaption></figcaption></figure>

## Back Side

<figure><img src="https://3721126180-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F1d6HD6HC2lbv2VoPI9qT%2Fuploads%2FVVxW8NMDLjoD9NdX171b%2Fback-general.png?alt=media&amp;token=f0a356aa-572e-4f3e-adc6-459149569e6d" alt=""><figcaption></figcaption></figure>

### Debug Pins

<figure><img src="https://3721126180-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F1d6HD6HC2lbv2VoPI9qT%2Fuploads%2FAyMOf73lgnYD5ae8Fjii%2Fback-debug.png?alt=media&amp;token=7f37fae9-c742-407a-89a9-9af1325ba80b" alt=""><figcaption></figcaption></figure>