LMH0318_15 Datasheet, PDF (37/57 Pages) Texas Instruments – LMH0318 3 Gbps HD/SD SDI Reclocker with Integrated Cable Driver

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REGISTER
NAME
EOM_LSB
HEO
VEO
Auto_EOM _Vrange
LMH0318
SNLS508 – SEPTEMBER 2015
BITS
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Table 7. CDR Registers (continued)
FIELD REGISTER
ADDRESS
Reg 0x26 Channel
eom_count[7]
eom_count[6]
eom_count[5]
eom_count[4]
eom_count[3]
eom_count[2]
eom_count[1]
eom_count[0]
Reg 0x27 Channel
heo[7]
heo[6]
heo[5]
heo[4]
heo[3]
heo[2]
heo[1]
heo[0]
Reg 0x28 Channel
veo[7]
veo[6]
veo[5]
veo[4]
veo[3]
veo[2]
veo[1]
veo[0]
Reg 0x29 Channel
Reserved
eom_vrange_setting[1]
eom_vrange_setting[0]
Reserved
Reserved
Reserved
Reserved
Reserved
DEFAULT
0x00
0
0
0
0
0
0
0
0
0x00
0
0
0
0
0
0
0
0
0x00
0
0
0
0
0
0
0
0
0x00
0
00
0
0
0
0
0
R/RW
DESCRIPTION
Eye opening monitor hits(LSB)
RW
RW
RW
RW
LSBs of EOM counter
RW
RW
RW
RW
Horizontal Eye Opening
R
R
R
HEO value. This is measured in 0-63
R
phase settings. To get HEO in UI, read
R
HEO, convert hex to dec, then divide by
64.
R
R
R
Vertical Eye Opening
R
R
R
R
This is measured in 0-63 vertical steps. To
get VEO in mV, read VEO, convert hex to
R
dec, then multiply by 3.125mV
R
R
R
EOM Vrange Readback
RW
Auto Vrange readback of eye monitor
granularity
R
00: 3.125mV
01: 6.25mV
10: 9.375mV
11: 12.5mV
RW
RW
RW
RW
RW
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