求助!!!! 关于CH372枚举为遥控杆,也就是joystick,的设备,报告描述符的写法!
关于报告描述符的写法有一个标准的规范HID USAGE Tables, 给你参考一个HID规范里面提供的Joystick的实例 Example Joystick Descriptor
Usage Page (Generic Desktop), Usage (Joystick), Collection (Application), Usage Page (Generic Desktop), Usage (Pointer), Collection (Physical), Logical Minimum (-127), Logical Maximum (127), Report Size (8), Report Count (2), Push, Usage (X), Usage (Y), Input (Data, Variable, Absolute), Usage (Hat switch), Logical Minimum (0), Logical Maximum (3), Physical Minimum 0), Physical Maximum (270), Unit (Degrees), Report Count (1), Report Size (4), Input (Data, Variable, Absolute, Null State), Logical Minimum (0), Logical Maximum (1), Report Count (2), Report Size (1), Usage Page (Buttons), Usage Minimum (Button 1), Usage Maximum (Button 2), Unit (None), Input (Data, Variable, Absolute) End Collection, Usage Minimum (Button 3), Usage Minimum (Button 4), Input (Data, Variable, Absolute), Pop, Usage (Throttle), Report Count (1), Input (Data, Variable, Absolute), End Collection
能给出设备描述符 配置描述符 报告描述符的 写法吗?谢了!!!
请到USB.ORG网站上下载协议,研究一下协议。最简单的方法是买一joystick,然后按照这个描述符抄写即可。
谢谢俩位的指导,试了好几天总算式出来一个,不过这USB描述符真的很让人都疼啊!!
请问有例程吗?如有麻烦发一份参考个人信息保护,已隐藏