decode flash protocols ?

[laurb9]

Find documentation or decode flash protocols for Sony / Canon etc. If we can fake a flash unit, then we can automatically sync focal length, shutter from the camera.

Need help to find out if these protocols are documented anywhere.

Sony/Minolta: http://mhohner.de/sony-minolta/flashcomp_techref.php Canon: https://billgrundmann.wordpress.com/2009/03/18/sniffing-canons-ettl-protocol-2/ Nikon: http://cms.diodenring.de/de/electronic/microcontroller/110-ittlanalysis http://off-the-clock.timothy-nicole-marks.com/computers-and-electronics/nikon-flash-analysis