DS100DF410 Datasheet, PDF (23/43 Pages) Texas Instruments – Low Power 10GbE Quad Channel Retimer

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Address (Hex)
Bits
2:0
0x18
6:4
2
0x1e
7:5
4
3
0x1f
7
0x20
7:4
3:0
0x21
7:4
3:0
0x23
6
0x24
7
2
0
0x25
7:0
0x26
7:0
0x27
7:0
0x28
7:0
0x29
6:5
0x2a
7:0
0x2c
5:4
3:0
0x2d
2:0
DS100DF410
SNLS399A – JANUARY 2012 – REVISED FEBRUARY 2013
Table 5. Channel Registers (continued)
Default Value (Hex) Mode
0x0
R/W
0x4
R/W
0x0
R/W
0x7
R/W
0x0
R/W
0x1
R/W
0x0
0x0
0x0
0x0
0x0
0x1
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x30
0x3
0x2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W/SC
R/W/SC
R
R
R
R
R
R/W
R/W
R/W
0x0
R/W
Field Name
Description
drv_dem[2:0]
Driver De-emphasis
Setting<2:0>
pdiq_sel_div[2:0]
VCO Divider Ratio
<2:0> (Enable from
Register 0x09, Bit 2)
drv_sel_slow
Enable Slow Rise/Fall
Time on Output
Driver
pfd_sel_data_mux[2:0 OutputMux <2:0>
]
(Enable from Register
0x09, Bit 5)
prbs_en
Enable PRBS
Generator
dfe_PD
DFE is powered down
by default. Must set
bit to 0 to power up
the DFE.
drv_sel_inv
Select Output Polarity
Inverted
dfe_wt5[3:0]
DFE Tap 5 Weight
<3:0>
dfe_wt4[3:0]
DFE Tap 4 Weight
<3:0>
dfe_wt3[3:0]
DFE Tap 3 Weight
<3:0>
dfe_wt2[3:0]
DFE Tap 2 Weight
<3:0>
dfe_ov
DFE Override
fast_eom
Enable Fast Eye
Opening Monitor
Mode
dfe_adapt
Start DFE Adaptation
(Self-Clearing)
eom_start
Start Eye Opening
Monitor Counter
(Self-Clearing)
eom_count[15:8]
Eye Opening Monitor
Count <15:8>
eom_count[7:0]
Eye Opening Monitor
Count <7:0>
heo[7:0]
HEO Value <7:0>
veo[7:0]
VEO Value <7:0>
eom_vrange_setting[ Eye Opening Monitor
1:0]
Voltage Range
Setting <1:0>
eom_timer_thr[7:0]
Eye Opening Monitor
Timer Threshold
<7:0>
dfe_sm_fom[1:0]
DFE Adaptation
Figure of Merit Type
<1:0>
dfe_adapt_counter[3:
0]
Counter Used in
Adaptation for Look-
Beyond when Figure
of Merit Decreases
drv_sel_vod[2:0]
Driver VOD <2:0>
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