Transcription of Universal Serial Bus (USB)
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6/27/01 Device class Definition for human interface Devices (HID) Firmware Specification 6/27/01 Version Please send comments via electronic mail to: Universal Serial Bus (USB) 1996-2001 USB Implementers Forum All rights reserved. iii 6/27/01 Contents 1. Preface .. vii Intellectual Property Disclaimer .. vii Contributors .. vii Scope of this viii Revision History .. viii Document ix 2. Introduction .. 1 Scope .. 1 2 Related Documents .. 3 3. Management Overview .. 4 4. Functional Characteristics .. 7 The HID 7 8 9 Interfaces .. 10 Device Limitations .. 11 5. Operational 12 Device Descriptor Structure .. 12 Report Descriptors .. 14 Generic Item Format .. 14 Item Parser .. 15 Usages .. 17 Reports .. 17 Strings .. 18 Format of Multibyte Numeric Values .. 19 Orientation .. 20 Null Values .. 20 6. 21 Standard Descriptors.
6/27/01 Device Class Definition for Human Interface Devices (HID) Firmware Specification—6/27/01 Version 1.11 Please send comments via electronic mail to:
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