> For the complete documentation index, see [llms.txt](https://docs.adti.camera/adti-camera-px4-or-ardupilot-setup/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.adti.camera/adti-camera-px4-or-ardupilot-setup/relay-setup-ardupilot.md).

# Relay Setup- Ardupilot

setup the relay triggering on ADTI cameras, following below parameters:

l  CAM\_TRIGG\_TYPE=2

l  CAM\_RELAY\_ON=0

<figure><img src="/files/zUSIBo1xk034QZlbezqA" alt=""><figcaption></figcaption></figure>

l  Relay\_pin=54

<figure><img src="/files/de0omKZDPIfGxVbYxPRj" alt=""><figcaption></figcaption></figure>

l  Servo13\_Function=-1

<figure><img src="/files/FBaF2Op066YKFUOabwES" alt=""><figcaption></figcaption></figure>