Hid device descriptor and keyboard key value corresponding coding table in USB protocol

 

Preface

The main purpose of this form is to USB Equipment development , For example, using CH552, Related works ： Guest system pc Keypad ,CH552 Single chip microcomputer HID keyboard   https://oshwhub.com/TheLight/zi-ding-yi-jian-pan

 

This code table is included in this document

  link ：https://pan.baidu.com/s/1lx0FyvlFa85PkcZv-2XCTA
Extraction code ：810q

 

 

If you want to learn USB The agreement and related contents can be referred to this form . But I have to say that CH552 It is a single-chip microcomputer with relatively large restrictions .

 

 

 

Key value