RX Top Register Map
847
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
Serial Interface Register Maps
Table 2-1880. Register 648 Field Descriptions
Bit
Field
Type
Reset
Description
5-0
RX_ALC_MIN_ATT
N_DSA
R/W
0h
DSA min attenuation. DGC will compensate for gain changes
over and above this value only. 0.5 dB step size
2.13.456 Register 649h (offset = 649h) [reset = 1h]
Figure 2-1868. Register 649h
7
6
5
4
3
2
1
0
RX_ALC_USE_
MIN_ATTN_FR
OM_AGC
R/W-1h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1881. Register 649 Field Descriptions
Bit
Field
Type
Reset
Description
0-0
RX_ALC_USE_MI
N_ATTN_FROM_A
GC
R/W
1h
Use minimum attenuation from AGC instead of
"rx_alc_min_attn_dsa"
2.13.457 Register 64Ch (offset = 64Ch) [reset = 0h]
Figure 2-1869. Register 64Ch
7
6
5
4
3
2
1
0
RX_ALC_USE_
LSB_BIT_FOR
_CONTROL_F
B
RX_ALC_USE_
12BIT_SEL_FB
R/W-0h
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1882. Register 64C Field Descriptions
Bit
Field
Type
Reset
Description
1-1
RX_ALC_USE_LS
B_BIT_FOR_CON
TROL_FB
R/W
0h
Enables the LSB to be used for control information when in FB
mode, so that Peak info can be sent on it. the LSB position is
dependent on 12bit or 16bit mode of operation accordingly.
0 : Disable
1 : Enable
0-0
RX_ALC_USE_12
BIT_SEL_FB
R/W
0h
Use 12bit mode of operation when the channel is in FB mode.
0 : 16bit
1 : 12bit
2.13.458 Register 650h (offset = 650h) [reset = 0h]
Figure 2-1870. Register 650h
7
6
5
4
3
2
1
0
RX_ALC_BAND0_EXT_COMP_MIN_ATTN
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset