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DM9102DEP датащи(PDF) 40 Page - Davicom Semiconductor, Inc.

номер детали DM9102DEP
подробное описание детали  Single Chip Fast Ethernet NIC Controller
PDF  70 Pages
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производитель  DAVICOM [Davicom Semiconductor, Inc.]
домашняя страница  http://www.davicom.com.tw
Logo DAVICOM - Davicom Semiconductor, Inc.

DM9102DEP датащи(HTML) 40 Page - Davicom Semiconductor, Inc.

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Final
Version: DM9102D-DS-F01
May 10, 2006
6.3.11 Power Down Control Register (PWDOR) – 13H
Bit
Bit Name
Default
Description
15:9
Reserved
0, RO
Reserved
Read as 0, ignore on write
8
PD10DRV
0, RW
Vendor powerdown control test
7
PD100DL
0, RW
Vendor powerdown control test
6
PDchip
0, RW
Vendor powerdown control test
5
PDcom
0, RW
Vendor powerdown control test
4
PDaeq
0, RW
Vendor powerdown control test
3
PDdrv
0, RW
Vendor powerdown control test
2
PDedi
0, RW
Vendor powerdown control test
1
PDedo
0, RW
Vendor powerdown control test
0
PD10
0, RW
Vendor powerdown control test
* when selected , the powerdown value is control by Register 20.0
6.3.12 Auot-MDI/MDIX Control Register – 14H
Bit
Bit Name
Default
Description
15:13
Reserved
0,RW
Reserved
11:8
Reserved
0, RO
Reserved
Read as 0, ignore on write
7
MDIX_CNTL
MDI/MDIX,RO The polarity of MDI/MDIX value
1: MDIX mode
0: MDI
mode
6
AutoNeg_dpbk
0,RW
Auto-negotiation loopback
1: test internal digital auto-negotiation loopback
0: normal.
5
Mdix_fix Value
0, RW
MDIX_CNTL force value:
When MDIX_DOWN = 1, MDIX_CNTL value depend on the
register value.
4
Mdix_do wn
0,RW
MDIX Down
Manual force MDI/MDIX.
0: Enable HP Auto-MDIX
1: Disable HP Auto-MDIX , MDIX_CNTL value depend on bit 5.
3:1
Reserved
0,RW
Reserved
0
PD_value
0,RW
Powerdown control value
Decide the value of
each field Register 13H.
1: powerdown
0: normal



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