Texas Instruments AFE79 Series Programming & User Manual page 1162

IO Wrap Register Map
2.16.494 Register 8C9h (offset = 8C9h) [reset = 2h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
OVR_SEL_INTPI_
1-1
TDD_EN_FBAB
OVR_INTPI_TDD_
0-0
EN_FBAB
2.16.495 Register 8CCh (offset = 8CCh) [reset = 0h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
SEL_INTPI_TDD_
2-1
EN_FBCD
POL_INTPI_TDD_
0-0
EN_FBCD
2.16.496 Register 8CDh (offset = 8CDh) [reset = 2h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
OVR_SEL_INTPI_
1-1
TDD_EN_FBCD
OVR_INTPI_TDD_
0-0
EN_FBCD
1162
Serial Interface Register Maps
Figure 2-2757. Register 8C9h
5 4
Table 2-2773. Register 8C9 Field Descriptions
Type Reset
R/W 1h
R/W 0h
Figure 2-2758. Register 8CCh
5 4
Table 2-2774. Register 8CC Field Descriptions
Type Reset
R/W 0h
R/W 0h
Figure 2-2759. Register 8CDh
5 4
Table 2-2775. Register 8CD Field Descriptions
Type Reset
R/W 1h
R/W 0h
Copyright © 2020, Texas Instruments Incorporated
3 2
OVR_SEL_INT
PI_TDD_EN_F
Description
control to select whether the input function intpi_tdd_en_fbab
needs to be overriden ot not. 1 indicates override.
override value for ovr_sel_intpi_tdd_en_fbab is made high
3 2
SEL_INTPI_TDD_EN_FBCD
R/W-0h
Description
select control for intpi_tdd_en_fbcd. 0 indicates take from
parallel GPIO 1 indicates take from Serial LVDS GPIO 2
indicates take from Serdes GPIO
polarity control for intpi_tdd_en_fbcd. 0 indicates pass through
from GPIO when selected 1 indicates inverted signal
3 2
OVR_SEL_INT
PI_TDD_EN_F
Description
control to select whether the input function intpi_tdd_en_fbcd
needs to be overriden ot not. 1 indicates override.
override value for ovr_sel_intpi_tdd_en_fbcd is made high
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1 0
OVR_INTPI_T
DD_EN_FBAB
BAB
R/W-1h R/W-0h
1 0
POL_INTPI_TD
D_EN_FBCD
R/W-0h
1 0
OVR_INTPI_T
DD_EN_FBCD
BCD
R/W-1h R/W-0h
SBAU337 – May 2020