AM79C873 Advanced Micro Devices, AM79C873 Datasheet - Page 19

• Manufacturer Part Number: AM79C873
• Description: NetPHY -1 10/100 Mbps Ethernet Physical Layer Single-Chip Transceiver with 100BASE-FX Support
• Manufacturer: Advanced Micro Devices

Register Description
Key to Default
In the register description that follows, the default col-
umn takes the form:
<Reset Value>, <Access Type> / <Attribute(s)>
Where
<Reset Value>:
Register Address
(Pin No.)
X
1
0
Others
16
17
18
0
1
2
3
4
5
6
Bit set to logic one
Bit set to logic zero
No default value
Value latched in from pin number at reset
Register Name
10BTCSR
PHYIDR1
PHYIDR2
Reserved
ANLPAR
DSCSR
BMCR
BMSR
DSCR
ANAR
ANER
Basic Mode Control Register
Basic Mode Status Register
PHY Identifier Register 1
PHY Identifier Register 2
Auto-Negotiation Advertisement Register
Auto-Negotiation Link Partner Ability Register
Auto-Negotiation Expansion Register
AMD Specified Configuration Register
AMD Specified Configuration/Status Register
10BASE-T Configuration/Status Register
Reserved For Future Use-Do Not Read/Write To These Registers
P R E L I M I N A R Y
Am79C873
<Access Type>:
RO = Read only
RW = Read/Write
<Attribute (s)>:
SC = Self clearing
P = Value permanently set
LL = Latching low
LH = Latching high
Description
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