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Table 5.2.2-5 Device request (SET_IDLE)
Byte
1
Item
BmRequestType
Type of request
Description
21h
Value
(Transfer direction: Host -> device / type: class/ receive:
interface : 21h)
1
2
Brequest
WValue
Request (SET_IDLE: 0Ah)
0
0Ah
00h
00h
2
WIndex
0
00h
00h
2
WLength
0
00h
00h
Table 5.2.2-6 Device request (GET_DESCRIPTOR (Report))
Byte
1
Item
BmRequestType
Type of request
Description
81h
Value
(Transfer direction: Device -> host / type: standard/ receive:
interface: 81h)
1
2
2
Brequest
Wvalue
Windex
Request (GET_DESCRIPTOR: 06h)
Requested descriptor type and index value
(Descriptor type (report): 22h)
0 or language ID
06h
00h
22h
00h
00h
2
WLength
Number of bytes for requested descriptor (YYXXh)
XXh
YYh
74
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