Data Sheet

Programming Interface — Ethernet Controller I210
567
8.27.3.19 Copper Specific Control Register 2 - Page 0, Register 20
8.27.3.20 Copper Specific Receive Error Counter Register - Page 0, Register 21
8.27.3.21 Page Address - Page Any, Register 22
Bits Field Mode HW Rst SW Rst Description
15:8 Reserved R/W 0x000 Retain Reserved.
7 10Base-Te Enable R/W 0b Retain
0b = Disable 10BASE-Te.
1b = Enable 10BASE-Te.
6
Break Link On
Insufficient IPG
R/W 0x0 Retain
0b = Break link on insufficient IPGs in 10BASE-T and 100BASE-TX.
1b = Do not break link on insufficient IPGs in 10BASE-T and
100BASE-TX.
5
100BASE-T
Transmitter Clock
Source
R/W 0x1 Update
1b = Local clock.
0b = Recovered clock.
4
Accelerate
100BASE-T Link
Up
R/W 0x0 Retain
0b = No acceleration.
1b = Accelerate.
3
Reverse MDIP/
N[3] Transmit
Polarity
R/W 0x0 Retain
0b = Normal transmit polarity.
1b = Reverse transmit polarity.
2
Reverse MDIP/
N[2] Transmit
Polarity
R/W 0x0 Retain
0b = Normal transmit polarity.
1b = Reverse transmit polarity.
1
Reverse MDIP/
N[1] Transmit
Polarity
R/W 0x0 Retain
0b = Normal transmit polarity.
1b = Reverse transmit polarity.
0
Reverse MDIP/
N[0] Transmit
Polarity
R/W 0x0 Retain
0b = Normal transmit polarity.
1b = Reverse transmit polarity.
Bits Field Mode HW Rst SW Rst Description
15:0
Receive Error
Count
RO, LH 0x0000 Retain
Counter reaches its maximum count at 0xFFFF and does not roll
over. Both false carrier and symbol errors are reported.
Bits Field Mode HW Rst SW Rst Description
15:14 Reserved R/W 0x0 Retain Reserved. These bits must be 0x0.
13:8 Reserved RO 0x00 0x00 Reserved.
7:0
Page select for
registers 0 to 28
R/W 0x00 Retain Page Number.