RX Top Register Map
757
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
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