CY7C656XX_08 Datasheet, PDF (16/25 Pages) Cypress Semiconductor – EZ-USB HX2LP™ Low-Power USB 2.0 Hub Controller Family

CY7C656xx
Supported USB Requests
Device Class Commands
Table 4. Device Class Requests
Request
GetDeviceStatus
GetInterfaceStatus
bmRequestType
10000000B
10000001B
bRequest
wValue
0x00 0x0000
0x00 0x0000
GetEndpointStatus
10000010B
0x00 0x0000
GetDeviceDescriptor
10000000B
0x06 0x0001
GetConfigDescriptor
10000000B
0x06 0x0002
GetDeviceQualifierDe-
scriptor
GetOtherSpeedConfigura-
tionDescriptor
GetConfiguration^[7]
SetCongfiguration^[7]
GetInterface
10000000B
10000000B
10000000B
00000000B
10000001B
0x06 0x0006
0x06 0x0007
0x08
0x09
0xA
0x0000
Configuration
Value
0x0000
wIndex
0x0000
0x0000
0x0000
Zero or
Language ID
Zero or
Language ID
Zero or
Language ID
Zero or
Language ID
0x0000
0x0000
wLength
0x0002
0x0002
0x0002
Descriptor
Length
Descriptor
Length
Descriptor
Length
Descriptor
Length
0x0001
0x0000
Data
2 Byte Device Status
2 Byte Interface
Status
2 Byte Endpoint
Status
Descriptor
Descriptor
Descriptor
Descriptor
Configuration value
None
0x0000
0x0001 Interface Number
SetInterface
SetAddress
SetDeviceRemoteWakeup
SetDeviceTest_J
SetDeviceTest_K
SetDeviceTest_SE0_NAK
SetDeviceTest_Packet
SetEndpointHalt
ClearDeviceRe-
moteWakeup
ClearEndpointHalt
00000001B
00000000B
00000000B
00000000B
00000000B
00000000B
00000000B
00000000B
00000000B
00000000B
0x0B
0x05
0x03
0x03
0x03
0x03
0x03
0x03
0x01
Alternate
Setting
Interface
Number
Device Address 0x0000
0x01
0x0000
0x02
0x0100
0x02
0x0200
0x02
0x0300
0x02
0x0400
0x00
0x0000
0x01
0x0000
0x01 0x00
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
None
None
None
None
None
None
None
None
None
None
Note
7. Only one configuration is supported in CY7C656xx
Document #: 38-08037 Rev. *J
Page 16 of 25
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