What is HID_REPORT_DESCRIPTOR?

What is HID_REPORT_DESCRIPTOR and what is the use of this. I had found some definitions in web, but I don't und开发者_运维知识库erstand. How we can use use this and how we can edit a Report Descriptor. Please guide me, it would be appreciated.

This tutorial pretty much explains everything in detail about HID_REPORT_DESCRIPTOR.

Please do a google search before you ask a question.

A HID Report Descriptor is a description for a HID Report. :-)

It describes what a Human Interface Device can do, and how you talk to it.

http://www.usblyzer.com/usb-human-interface-device-hid-class-decoder.htm