RTL8139D Ver la hoja de datos (PDF) - Unspecified
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RTL8139D Datasheet PDF : 67 Pages
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RTL8139DL
Datasheet
5.10. CONFIG 0: Configuration Register 0
(Offset 0051h, R/W)
Bit
R/W
Symbol
Description
7
R
SCR
Scrambler Mode: Always 0.
6
R
PCS
PCS Mode: Always 0.
5
R
T10
10Mbps Mode: Always 0.
4-3
R
PL1, PL0
Select 10Mbps medium type: Always (PL1, PL0) = (1, 0)
2-0
R
BS2, BS1, BS0 Select Boot ROM size (Autoloaded from EEPROM)
BS2
BS1
BS0
Description
0
0
0
No Boot ROM
0
0
1
8K Boot ROM
0
1
0
16K Boot ROM
0
1
1
32K Boot ROM
1
0
0
64K Boot ROM
1
0
1
128K Boot ROM
1
1
0
unused
1
1
1
unused
Single Chip Multifunction 10/100 Ethernet Controller w/Power Management 19 Track ID: JATR-1076-21 Rev. 1.2
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