LMH0318_15 Datasheet, PDF (36/57 Pages) Texas Instruments – LMH0318 3 Gbps HD/SD SDI Reclocker with Integrated Cable Driver

LMH0318
SNLS508 – SEPTEMBER 2015
www.ti.com
REGISTER
NAME
Full Temperature
Range
HEO_VEO_OV
EOM_CNTL
EOM_MSB
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
DEFAULT
R/RW
DESCRIPTION
Reg 0x16 Channel
0x7A
Temperature Range Setting
INIT_CDR_SM_27
INIT_CDR_SM_26
INIT_CDR_SM_25
INIT_CDR_SM_24
INIT_CDR_SM_23
INIT_CDR_SM_22
INIT_CDR_SM_21
INIT_CDR_SM_20
Reg 0x23 Channel
eom_get_heo_veo_ov
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reg 0x24 Channel
fast_eom
Reserved
get_heo_veo_error_no_hits
get_heo_veo_error_no_ope
ning
Reserved
Reserved
eom_get_heo_veo
eom_start
Reg 0x25 Channel
eom_count[15]
eom_count[14]
eom_count[13]
eom_count[12]
eom_count[11]
eom_count[10]
eom_count[9]
eom_count[8]
0
1
1
1
1
0
1
0
0x40
0
1
0
0
0
0
0
0
0x00
0
0
0
0
0
0
0
0
0x00
0
0
0
0
0
0
0
0
RW
RW
RW
RW _{At power-up, this register needs to be set}
RW ^{to 0x25. See initialization set up}
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
0x00
R
R
R
R
R
R
RW
R
RW
RW
RW
RW
RW
RW
RW
RW
1: Enable reg 0x24[1] to acquire HEO/VEO
0: Disable reg 0x24[1] to acquire HEO/VEO
Eye Opening Monitor Control Register
1: Enable Fast EOM mode
0: Disable fast EOM mode
1: No zero crossing in the eye diagram
observed
0: Zero crossing in the eye diagram
detected
1: Eye diagram is completely closed
0: Open eye diagram detected
1: Acquire HEO & VEO(self-clearing)
0: Normal operation
1: Starts EOM counter(self-clearing)
0: Normal operation
Eye opening monitor hits(MSB)
MSBs of EOM counter
36
Submit Documentation Feedback
Product Folder Links: LMH0318
Copyright © 2015, Texas Instruments Incorporated