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Parsing USB joystick HID data

25. October 2012 23:02 by Jens Willy Johannsen
Categories: General

As part of using a USB joystick as input device to an MCU I needed to parse the raw HID data of the joystick into values on the various axes and button states.

This is the first time I have had to manually get from a HID descriptor and some raw data to something that makes sense.

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