KSZ8851SNL Datasheet, PDF (38/80 Pages) Micrel Semiconductor – Single-Port Ethernet Controller with SPI Interface

Micrel, Inc.
KSZ8851SNL/SNLI
I/O Register Offset Location
32-Bit
16-Bit
8-Bit
0xC0
to
0xC3
0xC0 - 0xC1
0xC2 - 0xC3
0xC0
0xC1
0xC2
0xC3
0xC4
to
0xC7
0xC8
to
0xCB
0xC4 - 0xC5
0xC6 - 0xC7
0xC8 - 0xC9
0xCA - 0xCB
0xC4
0xC5
0xC6
0xC7
0xC8
0xC9
0xCA
0xCB
0xCC
to
0xCF
0xD0
to
0xD3
0xCC - 0xCD
0xCE - 0xCF
0xD0 - 0xD1
0xD2 - 0xD3
0xCC
0xCD
0xCE
0xCF
0xD0
0xD1
0xD2
0xD3
0xD4
to
0xD7
0xD4 - 0xD5
0xD6 - 0xD7
0xD4
0xD5
0xD6
0xD7
0xD8
to
0xDB
0xD8 - 0xD9
0xDA - 0xDB
0xD8
0xD9
0xDA
0xDB
0xDC
to
0xDF
0xE0
to
0xE3
0xE4
to
0xE7
0xDC - 0xDD
0xDE - 0xDF
0xE0 - 0xE1
0xE2 - 0xE3
0xE4 - 0xE5
0xE6 - 0xE7
0xDC
0xDD
0xDE
0xDF
0xE0
0xE1
0xE2
0xE3
0xE4
0xE5
0xE6
0xE7
0xE8
to
0xEB
0xE8 - 0xE9
0xEA - 0xEB
0xE8
0xE9
0xEA
0xEB
0xEC
to
0xEF
0xEC - 0xED
0xEE - 0xEF
0xEC
0xED
0xEE
0xEF
Register
Name
CIDER
Reserved
Default
Value
0x8870
Description
Chip ID and Enable Register [7:0]
Chip ID and Enable Register [15:8]
Don’t care None
Reserved
CGCR
IACR
Reserved
Don’t care
0x0835
0x0000
None
Chip Global Control Register [7:0]
Chip Global Control Register [15:8]
Indirect Access Control Register [7:0]
Indirect Access Control Register [15:8]
Don’t care None
Reserved Don’t care None
IADLR
IADHR
PMECR
GSWUTR
PHYRR
Reserved
0x0000
0x0000
0x0080
0X080C
0x0000
Indirect Access Data Low Register [7:0]
Indirect Access Data Low Register [15:8]
Indirect Access Data High Register [7:0]
Indirect Access Data High Register [15:8]
Power Management Event Control Register [7:0]
Power Management Event Control Register [15:8]
Go-Sleep & Wake-Up Time Register [7:0]
Go-Sleep & Wake-Up Time Register [15:8]
PHY Reset Register [7:0]
PHY Reset Register [15:8]
Don’t care None
Reserved Don’t care None
Reserved Don’t care None
P1MBCR
P1MBSR
PHY1ILR
PHY1IHR
P1ANAR
P1ANLPR
0x3120
0x7808
0x1430
0x0022
0x05E1
0x0001
PHY 1 MII-Register Basic Control Register [7:0]
PHY 1 MII-Register Basic Control Register [15:8]
PHY 1 MII-Register Basic Status Register [7:0]
PHY 1 MII-Register Basic Status Register [15:8]
PHY 1 PHY ID Low Register [7:0]
PHY 1 PHY ID Low Register [15:8]
PHY 1 PHY ID High Register [7:0]
PHY 1 PHY ID High Register [15:8]
PHY 1 Auto-Negotiation Advertisement Register [7:0]
PHY 1 Auto-Negotiation Advertisement
Register [15:8]
PHY 1 Auto-Negotiation Link Partner Ability Register [7:0]
PHY 1 Auto-Negotiation Link Partner Ability Register [15:8]
August 2009
38
M9999-083109-2.0