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DM9621 Datasheet(PDF) 12 Page - Davicom Semiconductor, Inc.

No. de pieza DM9621
Descripción Electrónicos  USB2.0 to 10/100M Fast Ethernet Controller
PDF  66 Pages
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Fabricante Electrónico  DAVICOM [Davicom Semiconductor, Inc.]
Página de inicio  http://www.davicom.com.tw
Logo DAVICOM - Davicom Semiconductor, Inc.

DM9621 Datasheet(HTML) 12 Page - Davicom Semiconductor, Inc.

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DM9621
USB2.0 to Fast Ethernet Controller
Preliminary
12
Version: DM9621 -14-DS-P02
February 23, 2011
3.3 strap pins table
1: pull-high 1K~10K, 0: default floating.
Pin No.
Pin Name
Description
12
TXD[1]
0: EEPROM type auto-detection
1: EEPROM force to 93C46 type
13
TXD[0]
RX packet header format
0: 3-byte Ethernet RX packet header mode:
The 3 bytes in Ethernet RX packet header are RX_status, byte_ctr_low,
and byte_ctr_high respectively.
1: 4-byte Ethernet RX header mode :
The 4 bytes in Ethernet RX packet header are RX _flag, RX_status,
byte_ctr_low, and byte_ctr_high respectively.
22
EECS
0: 12MHz clock from internal PLL
1: 12MHz clock from external crystal



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