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DM9621 Datasheet(PDF) 39 Page - Davicom Semiconductor, Inc.

Part # DM9621
Description  USB2.0 to 10/100M Fast Ethernet Controller
PDF  66 Pages
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Manufacturer  DAVICOM [Davicom Semiconductor, Inc.]
Direct Link  http://www.davicom.com.tw
Logo DAVICOM - Davicom Semiconductor, Inc.

DM9621 Datasheet(HTML) 39 Page - Davicom Semiconductor, Inc.

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DM9621
USB2.0 to Fast Ethernet Controller
Preliminary
39
Version: DM9621 -14-DS-P02
February 23, 2011
7. Functional description
7.1 USB Functional description
7.1.1 USB Standard Command
1. Supported Standard Command
Setup Stage
Data Stage
BmReqType
BRequest
wValue
wIndex
wLength
Data
00000000B
Zero
00000001B
Interface
00000010B
CLEAR_FEATURE
Feature
Selector
Endpoint
Zero
None
10000000B
GET_CONFIGURATION
Zero
Zero
One
Configuration value
10000000B
GET_DESCRIPTOR
Descriptor
type/index
Zero/LID
Length
Descriptor
10000001B
GET_INTERFACE
Zero
Interface
One
Alternate Interface
10000000B
Zero
10000001B
Interface
10000010B
GET_STATUS
Zero
Endpoint
Two
Status
00000000B
SET_ADDRESS
Device address
Zero
Zero
None
00000000B
SET_CONFIGURATION
Configuration
value
Zero
Zero
None
00000000B
SET_DESCRIPTOR
Descriptor
type/index
Zero/LID
Length
Descriptor
00000000B
Zero
00000001B
Interface
00000010B
SET_FEATURE
Feature
Selector
Endpoint
Zero
None
00000001B
SET_INTERFACE
Alternate
setting
Interface
Zero
None
10000010B
SYNCH_FRAME
Zero
Endpoint
Two
Frame Number



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