cx82100 Conexant Systems, Inc., cx82100 Datasheet - Page 143

• Manufacturer Part Number: cx82100
• Description: Home Network Processor Hnp
• Manufacturer: Conexant Systems, Inc.

Figure 8-5. Loading of the EndPtBuf Configurations
8.3.4
101306C
EndPtBuf0
EndPtBuf1
EndPtBuf2
EndPtBuf3
EndPtBuf4
B#10
B#35
39:32
B#0
B#5
....
USB Command Handling
B#11
B#36
31:24
B#1
B#6
....
Conexant Proprietary and Confidential Information
The UDC handles and decodes all USB Standard Commands defined in the USB
Specification Rev. 1.1. The UDC returns a STALL HandShake if it receives an
unsupported or invalid Standard Command. The UDC will forward all controlled
commands (Endpoint 0), as well as other Endpoint OUT Data, to the application via a
DMA RX buffer except the following controlled commands which are decoded
internally:
•
•
•
•
•
•
•
•
B#12
B#37
23:16
B#2
B#7
....
Clear Feature
Get Configuration
Get Interface
Get Status
Set Address
Set Configuration
Set Feature
Set Interface
CX82100 Home Network Processor Data Sheet
B#13
B#38
B#3
B#8
15:8
....
B#14
B#39
B#4
B#9
7:0
....
R egister
U_CFG
B#39
B#19
B#15
B#11
31:24
B#7
B#3
B#3
....
B#38
B#18
B#14
B#10
23:16
B#6
B#2
B#2
....
B#37
B#17
B#13
B#9
B#5
B#1
B#1
15:8
....
B#36
B#16
B#12
B#8
B#4
B#0
B#0
....
7:0
To US B Interface Block
101545_058
8-9