Texas Instruments AFE79 Series Programming & User Manual page 1136

IO Wrap Register Map
2.16.416 Register 81Dh (offset = 81Dh) [reset = 2h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
OVR_SEL_INTPI_
1-1 RXAB_DSA_GAIN
_1
OVR_INTPI_RXAB
0-0
_DSA_GAIN_1
2.16.417 Register 820h (offset = 820h) [reset = 0h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
SEL_INTPI_RXAB
2-1
_DSA_GAIN_2
POL_INTPI_RXAB
0-0
_DSA_GAIN_2
2.16.418 Register 821h (offset = 821h) [reset = 2h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
OVR_SEL_INTPI_
1-1 RXAB_DSA_GAIN
_2
OVR_INTPI_RXAB
0-0
_DSA_GAIN_2
1136
Serial Interface Register Maps
Figure 2-2679. Register 81Dh
5 4
Table 2-2695. Register 81D Field Descriptions
Type Reset
R/W 1h
R/W 0h
Figure 2-2680. Register 820h
5 4
Table 2-2696. Register 820 Field Descriptions
Type Reset
R/W 0h
R/W 0h
Figure 2-2681. Register 821h
5 4
Table 2-2697. Register 821 Field Descriptions
Type Reset
R/W 1h
R/W 0h
Copyright © 2020, Texas Instruments Incorporated
3 2
OVR_SEL_INT
PI_RXAB_DSA
Description
control to select whether the input function
intpi_rxab_dsa_gain_1 needs to be overriden ot not. 1
indicates override.
override value for ovr_sel_intpi_rxab_dsa_gain_1 is made
high
3 2
SEL_INTPI_RXAB_DSA_GAIN_
2
R/W-0h
Description
select control for intpi_rxab_dsa_gain_2. 0 indicates take from
parallel GPIO 1 indicates take from Serial LVDS GPIO 2
indicates take from Serdes GPIO
polarity control for intpi_rxab_dsa_gain_2. 0 indicates pass
through from GPIO when selected 1 indicates inverted signal
3 2
OVR_SEL_INT
PI_RXAB_DSA
Description
control to select whether the input function
intpi_rxab_dsa_gain_2 needs to be overriden ot not. 1
indicates override.
override value for ovr_sel_intpi_rxab_dsa_gain_2 is made
high
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1 0
OVR_INTPI_R
XAB_DSA_GAI
_GAIN_1 N_1
R/W-1h R/W-0h
1 0
POL_INTPI_RX
AB_DSA_GAIN
_2
R/W-0h
1 0
OVR_INTPI_R
XAB_DSA_GAI
_GAIN_2 N_2
R/W-1h R/W-0h
SBAU337 – May 2020