Texas Instruments AFE79 Series - 2.13.151 Register 4 A8 h (offset = 4 A8 h) [reset = 2 h]; 2.13.152 Register 4 A9 h (offset = 4 A9 h) [reset = 58 h]; 2.13.153 Register 4 AAh (offset = 4 AAh) [reset = Ch]

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Serial Interface Register Maps
Table 2-1575. Register 4A6 Field Descriptions
Bit Field Type Reset Description
0-0
RX_AGC_RESET_
DETS_GAIN_CHA
NGE
R/W 1h
For external AGC only. Whether to reset detectors whenever
there is a gain change pulse or not.
2.13.151 Register 4A8h (offset = 4A8h) [reset = 2h]
Figure 2-1563. Register 4A8h
7 6 5 4 3 2 1 0
RX_AGC_BLANK_TIME_FOR_EXT_COMP_CHANGE[7:0]
R/W-2h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1576. Register 4A8 Field Descriptions
Bit Field Type Reset Description
7-0
RX_AGC_BLANK_
TIME_FOR_EXT_
COMP_CHANGE[7
:0]
R/W 2h
When Ext Component Gain Changes, this blanking time is
used for all the detectors
2.13.152 Register 4A9h (offset = 4A9h) [reset = 58h]
Figure 2-1564. Register 4A9h
7 6 5 4 3 2 1 0
RX_AGC_BLANK_TIME_FOR_EXT_COMP_CHANGE[15:8]
R/W-58h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1577. Register 4A9 Field Descriptions
Bit Field Type Reset Description
7-0
RX_AGC_BLANK_
TIME_FOR_EXT_
COMP_CHANGE[1
5:8]
R/W 58h
When Ext Component Gain Changes, this blanking time is
used for all the detectors
2.13.153 Register 4AAh (offset = 4AAh) [reset = Ch]
Figure 2-1565. Register 4AAh
7 6 5 4 3 2 1 0
RX_AGC_EXT_LNA_GAIN_MARGIN
R/W-Ch
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1578. Register 4AA Field Descriptions
Bit Field Type Reset Description
5-0
RX_AGC_EXT_LN
A_GAIN_MARGIN
R/W Ch
LNA gain margin to be used for reenabling the LNA. Provides
additional hysterisis on top of the attack and decay hysterisis.
Resolution in 0.5 dB