RX Top Register Map
761
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
Serial Interface Register Maps
Table 2-1586. Register 4B3 Field Descriptions
Bit
Field
Type
Reset
Description
7-0
RX_AGC_PIN_4_S
ELECT_BITS[15:8]
R/W
10h
Each bit corresponds to one particular detector which should
be used for peak detector 4
Bit 14 --> Dig OVR Bit 13 -> Reserved Bit 12 --> Reserved Bit
11 --> LNARF det Bit 10 --> Reserved Bit 9 --> Reserved Bit 8
--> reserved Bit 7 --> Dig bigstep attack Bit 6 --> Dig small
step attack Bit 5 --> Bigstep decay Bit 4 --> Small step decay
Bit 3 --> Dig pwr attack Bit 2 --> Dig pwr decay Bit 1 -->
Absolute reliability Bit 0 --> Relative reliability
2.13.162 Register 4B4h (offset = 4B4h) [reset = 2h]
Figure 2-1574. Register 4B4h
7
6
5
4
3
2
1
0
RX_AGC_GAIN_CHG_PULSE_EXPN_COUNT[7:0]
R/W-2h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1587. Register 4B4 Field Descriptions
Bit
Field
Type
Reset
Description
7-0
RX_AGC_GAIN_C
HG_PULSE_EXPN
_COUNT[7:0]
R/W
2h
Number of clock cycles (in terms of Fs/8) by which a high(one)
should be extended before being sent on the pins for gain
change indication pin.
2.13.163 Register 4B5h (offset = 4B5h) [reset = 0h]
Figure 2-1575. Register 4B5h
7
6
5
4
3
2
1
0
RX_AGC_GAIN_CHG_PULSE_EXPN_COUNT[11:8]
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1588. Register 4B5 Field Descriptions
Bit
Field
Type
Reset
Description
3-0
RX_AGC_GAIN_C
HG_PULSE_EXPN
_COUNT[11:8]
R/W
0h
Number of clock cycles (in terms of Fs/8) by which a high(one)
should be extended before being sent on the pins for gain
change indication pin.
2.13.164 Register 4B6h (offset = 4B6h) [reset = 1h]
Figure 2-1576. Register 4B6h
7
6
5
4
3
2
1
0
RX_AGC_PULSE_EXPANSION_COUNT[7:0]
R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1589. Register 4B6 Field Descriptions
Bit
Field
Type
Reset
Description
7-0
RX_AGC_PULSE_
EXPANSION_COU
NT[7:0]
R/W
1h
Number of clock cycles (in terms of Fs/8) by which a high(one)
should be extended before being sent on the pins.