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List for Supported Camera

The lists below are not complete and needs further updating. If you know of a certain camera's way of REC triggering, please let us know via:

Sony Multi-Terminal Protocol

It seems that any camera from Sony that has this Multi-USB port can use this protocol for REC triggering.

How to DIY Sony Multi USB connector?

Camera Support info Camera Support info Camera Support info
A5000 yes A7S yes A7R yes
A5100 yes A7S2 yes A7R2 yes
A6000 yes A7S3 yes A7R3 yes
A6100 yes A7M yes A7R4 yes
A6300 yes A7M2 yes FX3 yes
A6400 yes A7M3 yes FX6 yes
A6500 yes A7M4 yes FX9 yes
A6600 yes A7C no

Momentary Ground

As the name implies, momentarily shorting a pin in one of the camera's port(s) to ground triggers REC start/stop. Many cameras support triggering REC using this method.

Brand Model Support info Notes
Canon Almost all(?) yes
Nikon Almost all(?) yes
Blackmagic Design Pocket Cinema Camera 4k yes w/HDMI REC control wire
Blackmagic Design Pocket Cinema Camera 6k yes w/HDMI REC control wire
Blackmagic Design Pocket Cinema Camera 6k pro yes w/HDMI REC control wire
Kinefinity MAVO Edge 6K yes
Kinefinity MAVO Edge 8K yes
RED DSMC2 yes
RED RANGER yes
More..

3.3V Schmitt Trigger

Pull a pin of a port to 3.3V level to start REC, and pull it back to 0V to stop REC.

Brand Model Support info
RED DSMC yes
RED DSMC2 yes

TODO