TLK10081 Datasheet, PDF (48/62 Pages) Texas Instruments – 10Gbps 1-8 CHANNEL MULTI-RATE SERIAL LINK AGGREGATOR

TLK10081
SLLSEE9 – NOVEMBER 2013
Table 6-66. LT_LOCAL_DEVICE_CONTROL
Register Address:0x909A SPACER Default: 0x0000
Bit(s) Name
Description
15:14
RESERVED
For TI use only
13
LT_LD_PRESET
1 = KR preset coefficients
0 = Normal operation (Default 1’b0)
12
LT_ LD_INITIALIZE
1 = Initialize KR coefficients
0 = Normal operation (Default 1’b0)
9:8
LT_LD_COEFF_SWG
Swing update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold (Default 2’b00)
7:6
LT_LD_COEFF_PS2
Post2 tap control update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold (Default 2’b00)
5:4
LT_ LD_COEFF_P1
Coefficient K(+1) update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold (Default 2’b00)
3:2
LT_ LD_COEFF_0
Coefficient K(0) update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold (Default 2’b00)
1:0
LT_ LD_COEFF_M1
Coefficient K(-1) update
11 = Reserved
01 = Increment
10 = Decrement
00 = Hold (Default 2’b00)
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Access
RO
RO
RO
RO
RO
RO
RO
RO
Table 6-67. LT_LOCAL_DEVICE_STATUS
Register Address: 0x909B SPACER Default: 0x0000
Bit(s) Name
Description
15
LT_ LD_RX_READY
1 = LD receiver has determined that training is complete and prepared to receive
data
0 = LD receiver is requesting that training continue
5:4
LT_ LD_COEFF_P1_STAT Plus 1 update
11 = Maximum
01 = Updated
10 = Minimum
00 = Not updated
3:2
LT_ LD_COEFF_0_STAT
0 update
11 = Maximum
01 = Updated
10 = Minimum
00 = Not updated
1:0
LT_ LD_COEFF_M1_STAT Minus 1 update
11 = Maximum
01 = Updated
10 = Minimum
00 = Not updated
Access
RO
RO
RO
RO
48
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