SERDES Register Map
506
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
Serial Interface Register Maps
Table 2-846. Register 49E1 Field Descriptions (continued)
Bit
Field
Type
Reset
Description
4-0
OW_FREQ_ACC_
TOP[11:7]
R/W
0h
2.6.127 Register 49E2h (offset = 49E2h) [reset = 0h]
Figure 2-841. Register 49E2h
7
6
5
4
3
2
1
0
VTSTPGROUP_TX[3:0]
ENTTSTPGRO
UP_TX
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-847. Register 49E2 Field Descriptions
Bit
Field
Type
Reset
Description
7-4
VTSTPGROUP_TX
[3:0]
R/W
0h
3-3
ENTTSTPGROUP_
TX
R/W
0h
2.6.128 Register 49E3h (offset = 49E3h) [reset = F0h]
Figure 2-842. Register 49E3h
7
6
5
4
3
2
1
0
PU_TX_DRV_L
ANE0
PU_TX_DRV_L
ANE1
PU_TX_DRV_L
ANE2
PU_TX_DRV_L
ANE3
TEST_MODE_TX
VTSTPGROUP
_TX[4]
R/W-1h
R/W-1h
R/W-1h
R/W-1h
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-848. Register 49E3 Field Descriptions
Bit
Field
Type
Reset
Description
7-7
PU_TX_DRV_LAN
E0
R/W
1h
Power up Lane 0 TX driver.
0h: Power down
1h: Power up
6-6
PU_TX_DRV_LAN
E1
R/W
1h
Power up Lane 1 TX driver.
0h: Power down
1h: Power up
5-5
PU_TX_DRV_LAN
E2
R/W
1h
Power up Lane 2 TX driver.
0h: Power down
1h: Power up
4-4
PU_TX_DRV_LAN
E3
R/W
1h
Power up Lane 3 TX driver.
0h: Power down
1h: Power up
3-1
TEST_MODE_TX
R/W
0h
Analog test mux select bits. For Serdes debug only.
0-0
VTSTPGROUP_TX
[4]
R/W
0h