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DM9621 Datasheet(PDF) 27 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) 27 Page - Davicom Semiconductor, Inc.

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DM9621
USB2.0 to Fast Ethernet Controller
Preliminary
27
Version: DM9621 -14-DS-P02
February 23, 2011
5. EEPROM Format:
name
Word
offset
description
MAC address
0
0~5
6 byte ethernet address
Auto Load Control
3
6-7
Bit 1:0=01: Update vendor ID and product ID
Bit 5:2 reserved
Bit 7:6=01: Accept setting of WORD7[3:0]
Bit 9:8=01: Accept setting of WORD7[6:4]
Bit 11:10=01: Accept setting of WORD7[7]
Bit 13:12=01: Accept setting of WORD7[8]
Bit 15:14=01: Accept setting of WORD7[14] and WORD 11
Vendor ID
4
8-9
2 byte vendor ID (Default: 0A46h)
Product ID
5
10-11 2 byte product ID (Default: 9621h)
Reserved
6
12-13 reserved
Wake-UP mode
control
7
14-15 Bit0: WOL active low when set (default: active high)
Bit1: WOL is pulse mode (default: level mode)
Bit2: magic wakeup event enabled when set. (default: no)
Bit3: link_change wakeup event enabled when set (default: no)
Bit4: magic wakeup event enabled if USB in suspend state (default: yes)
Bit5: link_change wakeup event enabled if USB in suspend state (default: yes)
Bit6: sample frame wakeup event enabled if USB in suspend state (default: yes)
Bit7: reserved
Bit8: internal PHY is enabled after power-on (default: no)
Bit13:9: reserved
Bit14: 1:AUTO-MDIX ON, 0:AUTO-MDIX OFF
Bit15: reserved
String1 address
8
16
Vendor describe string start address
String1 length
8
17
Vendor describe string length
String2 address
9
18
Product describe string start address
String2 length
9
19
Product describe string length
String3 address
10
20
Product describe string start address
String3 length
10
21
Product describe string length
USB control
11
22-23 Bit7: 0: USB maximum power. Unit is 2ma.
Bit15:8: USB class code



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