usb hid report descriptor

General discussions about V-USB, our firmware-only implementation of a low speed USB device on Atmel's AVR microcontrollers
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vsovereign
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Posts: 21
Joined: Wed Dec 30, 2009 3:24 pm

usb hid report descriptor

Post by vsovereign » Tue Aug 24, 2010 8:50 am

in the example hid-data of vusb:

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PROGMEM char usbHidReportDescriptor[22] = {    /* USB report descriptor */


why is it [22] ?
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IvIePhisto
Posts: 14
Joined: Thu Aug 19, 2010 3:04 pm

Re: usb hid report descriptor

Post by IvIePhisto » Tue Aug 24, 2010 9:28 am

Because it is 22 bytes long...
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