Right, using the original Viofo cable is the important bit. I think it doesn't matter what A-C adapter you use.
Still don't know what's special about the Viofo cables though. In my A229 package, the 10 foot had the D+ and D- lines shorted which is what I thought was important. But the shorter 3...
Very interesting. If you power the Viofo using the original cable (the one that's like 10 feet long) from a non-Dongar charger in the house and leave the camera alone for 5 minutes, does parking mode work then?
Nice sneak peek. Does this mean you might support IGN-triggered Viofo parking mode?
I've been investigating how to get this to work with the Dongar Pro:
https://www.tacoma4g.com/forum/threads/dongar-pro-adapter-and-viofo-dash-cams-parking-mode-not-working.13497/
I can get Dongar Pro in T mode with the Viofo A229 Pro into parking mode like this:
Dongar Pro <-> USB-C to USB-A Adapter <-> Original Viofo USB Cable <-> Viofo A229
After 2-3 minutes of not moving, the Viofo will automatically enter parking mode.
Upon inspecting the original Viofo cable, it...