TLK10031 Datasheet, PDF (97/146 Pages) Texas Instruments – TLK10031 Single-Channel XAUI/10GBASE-KR Transceiver

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TLK10031
SLLSEL3A – JULY 2015 – REVISED AUGUST 2015
7.5.3.13 LT_LINK_PARTNER_CONTROL (register = 0x0098) (default = 0x0000)
(device address: 0x01)
Figure 7-100. LT_LINK_PARTNER_CONTROL Register
15
14
RESERVED
13
LT_LP_PRESE
T
(RXG)
RO
12
LT_LP_INITIAL
IZE
(RXG)
RO
11
10
RESERVED
9
LT_LP_COEFF
_SWG
(RXG)
RO
7
6
5
4
LT_LP_COEFF
_PS2
(RXG)
RESERVED
LT_LP_COEFF
_P1
(RXG)
RESERVED
RO
RO
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
3
LT_LP_COEFF
_0
(RXG)
RO
2
RESERVED
1
LT_LP_COEFF
_M1
(RXG)
RO
8
RESERVED
0
RESERVED
Bit
15:14
13
12
11:10
9
8
7
6
5
4
3
2
1
0
Field
RESERVED
LT_LP_PRESET
(RXG)
LT_LP_INITIALIZE
(RXG)
RESERVED
LT_LP_COEFF_SWG
(RXG)
RESERVED
LT_LP_COEFF_PS2
(RXG)
RESERVED
LT_LP_COEFF_P1
(RXG)
RESERVED
LT_LP_COEFF_0
(RXG)
RESERVED
LT_LP_COEFF_M1
(RXG)
RESERVED
Table 7-82. LT_LINK_PARTNER_CONTROL Field Descriptions
Type Reset
RO
RO
RO
RO
RO
RO
RO
Description
For TI use only.
1 = KR preset coefficients
0 = Normal operation
1 = Initialize KR coefficients
0 = Normal operation
For TI use only.
Swing update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold
For TI use only.
Post2 tap control update
11 = Reserved01 = Increment
10 = Decrement
00 = Hold
For TI use only.
Coefficient K(+1) update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold
For TI use only.
Coefficient K(0) update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold
For TI use only.
Coefficient K(-1) update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold (Default 2’b00)
For TI use only.
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