CX82100 Home Network Processor Data Sheet
Figure 8-5. Loading of the EndPtBuf Configurations
39:32
31:24
23:16
15:8
7:0
EndPtBuf0
EndPtBuf1
EndPtBuf2
EndPtBuf3
EndPtBuf4
B#0
B#1
B#2
B#3
B#4
B#39 B#38 B#37 B#36
....
.... .... ....
B#5
B#6
B#7
B#8
B#9
B#10 B#11 B#12 B#13 B#14
.... .... .... .... ....
B#19 B#18 B#17 B#16
B#15 B#14 B#13 B#12
B#35 B#36 B#37 B#38 B#39
B#11 B#10
B#9
B#5
B#1
B#8
B#4
B#0
B#7
B#3
B#6
B#2
31:24
23:16
15:8
7:0
U_CFG
Register
B#3
B#2
B#1
B#0
To USB Interface Block
101545_058
8.3.4
USB Command Handling
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:
•
•
•
•
•
•
•
•
Clear Feature
Get Configuration
Get Interface
Get Status
Set Address
Set Configuration
Set Feature
Set Interface
101306C
Conexant Proprietary and Confidential Information
8-9
CONEXANT [ CONEXANT SYSTEMS, INC ]
