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DP83865 Datasheet(PDF) 18 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # DP83865
Description  DP83865 Gig PHYTER V 10/100/1000 Ethernet Physical Layer
PDF  86 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

DP83865 Datasheet(HTML) 18 Page - National Semiconductor (TI)

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18
2.0 Register Block
2.1 Register Definitions
Register maps and address definitions are given in the following table:
Table 2. Register Block - DP83865 Register Map
Offset
Access
Tag
Description
Hex
Decimal
0x00
0
RW
BMCR
Basic Mode Control Register
0x01
1
RO
BMSR
Basic Mode Status Register
0x02
2
RO
PHYIDR1
PHY Identifier Register #1
0x03
3
RO
PHYIDR2
PHY Identifier Register #2
0x04
4
RW
ANAR
Auto-Negotiation Advertisement Register
0x05
5
RW
ANLPAR
Auto-Negotiation Link Partner Ability Register
0x06
6
RW
ANER
Auto-Negotiation Expansion Register
0x07
7
RW
ANNPTR
Auto-Negotiation Next Page TX
0x08
8
RW
ANNPRR
Auto-Negotiation Next Page RX
0x09
9
RW
1KTCR
1000BASE-T Control Register
0x0A
10
RO
1KSTSR
1000BASE-T Status Register
0x0B-0x0E
11-14
RO
Reserved
Reserved
0x0F
15
RO
1KSCR
1000BASE-T Extended Status Register
0x10
16
RO
STRAP_REG
Strap Options Register
0x11
17
RO
LINK_AN
Link and Auto-Negotiation Status Register
0x12
18
RW
AUX_CTRL
Auxiliary Control Register
0x13
19
RW
LED_CTRL
LED Control Register
0x14
20
RO
INT_STATUS
Interrupt Status Register
0x15
21
RW
INT_MASK
Interrupt Mask Register
0x16
22
RO
EXP_MEM_CTL
Expanded Memory Access Control
0x17
23
RW
INT_CLEAR
Interrupt Clear Register
0x18
24
RW
BIST_CNT
BIST Counter Register
0x19
25
RW
BIST_CFG1
BIST Configuration Register #1
0x1A
26
RW
BIST_CFG2
BIST Configuration Register #2
0x1B-0x1C
27-28
RO
Reserved
Reserved
0x1D
29
RW
EXP_MEM_DATA
Expanded Memory Data
0x1E
30
RW
EXP_MEM_ADDR
Expanded Memory Address
0x1F
31
RW
PHY_SUP
PHY Support Register



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