LAN8720i SMSC [SMSC Corporation], LAN8720i Datasheet - Page 40
![no-image](/images/no-image-200.jpg)
LAN8720i
Manufacturer Part Number
LAN8720i
Description
Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support
Manufacturer
SMSC [SMSC Corporation]
Datasheet
1.LAN8720I.pdf
(79 pages)
- Current page: 40 of 79
- Download datasheet (2Mb)
Revision 1.0 (05-28-09)
5.1
REGISTER #
16
17
18
20
21
22
23
26
27
28
29
30
31
0
1
2
3
4
5
6
The following registers are supported (register numbers are in decimal):
The mode key is as follows:
SMI Register Format
RW = Read/write,
SC = Self clearing,
WO = Write only,
RO = Read only,
LH = Latch high, clear on read of register,
LL = Latch low, clear on read of register,
NASR = Not Affected by Software Reset
X = Either a 1 or 0.
Basic Control Register
Basic Status Register
PHY Identifier 1
PHY Identifier 2
Auto-Negotiation Advertisement Register
Auto-Negotiation Link Partner Ability Register
Auto-Negotiation Expansion Register
Silicon Revision Register
Mode Control/Status Register
Special Modes
Reserved
Reserved
Reserved
Reserved
Symbol Error Counter Register
Control / Status Indication Register
Special internal testability controls
Interrupt Source Register
Interrupt Mask Register
PHY Special Control/Status Register
Table 5.20 SMI Register Mapping
DESCRIPTION
DATASHEET
40
Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support
Vendor-specific
Vendor-specific
Vendor-specific
Vendor-specific
Vendor-specific
Vendor-specific
Vendor-specific
Vendor-specific
Vendor-specific
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Vendor-specific
SMSC LAN8720/LAN8720i
Extended
Extended
Extended
Extended
Extended
Group
Basic
Basic
Datasheet
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