Texas Instruments AFE79 Series Programming & User Manual page 1146

IO Wrap Register Map
2.16.446 Register 859h (offset = 859h) [reset = 2h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
OVR_SEL_INTPI_
1-1
RXA_DSA_GAIN_0
OVR_INTPI_RXA_
0-0
DSA_GAIN_0
2.16.447 Register 85Ch (offset = 85Ch) [reset = 0h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
SEL_INTPI_RXA_
2-1
DSA_GAIN_1
POL_INTPI_RXA_
0-0
DSA_GAIN_1
2.16.448 Register 85Dh (offset = 85Dh) [reset = 2h]
7 6
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Bit Field
OVR_SEL_INTPI_
1-1
RXA_DSA_GAIN_1
OVR_INTPI_RXA_
0-0
DSA_GAIN_1
1146
Serial Interface Register Maps
Figure 2-2709. Register 859h
5 4
Table 2-2725. Register 859 Field Descriptions
Type Reset
R/W 1h
R/W 0h
Figure 2-2710. Register 85Ch
5 4
Table 2-2726. Register 85C Field Descriptions
Type Reset
R/W 0h
R/W 0h
Figure 2-2711. Register 85Dh
5 4
Table 2-2727. Register 85D Field Descriptions
Type Reset
R/W 1h
R/W 0h
Copyright © 2020, Texas Instruments Incorporated
3 2
OVR_SEL_INT
PI_RXA_DSA_
Description
control to select whether the input function
intpi_rxa_dsa_gain_0 needs to be overriden ot not. 1 indicates
override.
override value for ovr_sel_intpi_rxa_dsa_gain_0 is made high
3 2
SEL_INTPI_RXA_DSA_GAIN_1
R/W-0h
Description
select control for intpi_rxa_dsa_gain_1. 0 indicates take from
parallel GPIO 1 indicates take from Serial LVDS GPIO 2
indicates take from Serdes GPIO
polarity control for intpi_rxa_dsa_gain_1. 0 indicates pass
through from GPIO when selected 1 indicates inverted signal
3 2
OVR_SEL_INT
PI_RXA_DSA_
Description
control to select whether the input function
intpi_rxa_dsa_gain_1 needs to be overriden ot not. 1 indicates
override.
override value for ovr_sel_intpi_rxa_dsa_gain_1 is made high
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1 0
OVR_INTPI_R
XA_DSA_GAIN
GAIN_0 _0
R/W-1h R/W-0h
1 0
POL_INTPI_RX
A_DSA_GAIN_
1
R/W-0h
1 0
OVR_INTPI_R
XA_DSA_GAIN
GAIN_1 _1
R/W-1h R/W-0h
SBAU337 – May 2020