88e3015 Marvell Semiconductor, Inc., 88e3015 Datasheet - Page 70

• Manufacturer Part Number: 88e3015
• Description: Integrated 10/100 Fast Ethernet Transceiver
• Manufacturer: Marvell Semiconductor, Inc.

Table 42:
Doc. No. MV-S103657-00, Rev. C
Page 70
B i ts
15
14
13
12
11
10
9
8
F i el d
Reserved
EDet
DisNLP Check
Reg8NxtPg
DisNLPGen
Reserved
DisScrambler
DisFEFI
Register 16
PHY Specific Control Register
88E3015/88E3018
Integrated 10/100 Fast Ethernet Transceiver
M o d e
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Document Classification: Proprietary Information
H W
R s t
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x1
CONFIDENTIAL
S W
R s t
Retain
Retain
0x0
0x0
0x0
0x0
Retain
Retain
D e s c r i p t io n
Energy Detect
0 = Disable
1 = Enable with sense and pulse
Enable with sense only is not supported
Disable Normal Linkpulse Check
Linkpulse check and generation disable have no effect,
if Auto-Negotiation is enabled locally.
0 = Enable linkpulse check
1 = Disable linkpulse check
Enable the Link Partner Next Page register to store Next
Page.
If set to store next page in the Link Partner Next Page
register (register 8), then 802.3u is violated to emulate
802.3ab.
0 = Store next page in the Link Partner Ability Register
1 = Store next page in the Link Partner Next Page regis-
Disable Linkpulse Generation.
Linkpulse check and generation disable have no effect,
when Auto-Negotiation is enabled locally.
0 = Enable linkpulse generation
1 = Disable linkpulse generation
Set to 0
Disable Scrambler
If either 100BASE-FX or 10BASE-T forced mode is
selected, then the scrambler is disabled at hardware
reset. However, when 100BASE-TX is selected, this reg-
ister bit equals 0.
0 = Enable scrambler
1 = Disable scrambler
Disable FEFI
this bit if copper mode is selected.
0 = Enable FEFI
1 = Disable FEFI
FEFI is automatically disabled regardless of the state of
(Base Page) register (register 5).
ter.
October 26, 2006, Advance
Copyright © 2006 Marvell