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自定义hid设备set_report设置和get_report获取报告描述符控制8字节数据

2010-05-26 10:33:38| 分类：默认分类 | 标签： |举报 |字号大中小订阅

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Set Report

Allows the host to send a report to the device.

Offset	Field	Size	Value	Description
0	bmRequestType	1	21h
	4..0: Recipient		...00001	Interface
	6..5: Type		.01.....	Class
	7: Direction		0.......	Host-to-Device
1	bRequest	1	09h	Set Report
2	wValue.LowByte	1	00h	Report ID
3	wValue.HiByte	1	03h	Feature Report
4	wIndex	2	0000h	Interface
6	wLength	2	0040h	Report Length

Get Report

Allows the host to receive a report via the control pipe.

Offset	Field	Size	Value	Description
0	bmRequestType	1	A1h
	4..0: Recipient		...00001	Interface
	6..5: Type		.01.....	Class
	7: Direction		1.......	Device-to-Host
1	bRequest	1	01h	Get Report
2	wValue.LowByte	1	00h	Report ID
3	wValue.HiByte	1	03h	Feature Report
4	wIndex	2	0000h	Interface
6	wLength	2	0040h	Report Length

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