FB Top Register Map
948
SBAU337 – May 2020
Copyright © 2020, Texas Instruments Incorporated
Serial Interface Register Maps
Table 2-2190. Register 5E8 Field Descriptions
Bit
Field
Type
Reset
Description
7-7
reserved
R
0h
6-6
FB_AGC_BAND0_
CURR_EXT_LNA_
BYPASS
R
0h
Current external LNA control for Band0
0 : Ext LNA is Enabled
1 : Ext LNA is Bypassed
5-0
FB_AGC_CURR_D
VGA_ATTN
R
0h
Current value of External DVGA attn. This is in 0.5 dB
resolution.
2.14.294 Register 5E9h (offset = 5E9h) [reset = 0h]
Figure 2-2177. Register 5E9h
7
6
5
4
3
2
1
0
FB_AGC_CURR_ATTN
R-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2191. Register 5E9 Field Descriptions
Bit
Field
Type
Reset
Description
5-0
FB_AGC_CURR_A
TTN
R
0h
DSA attn read out. This is in 0.5 dB resolution.
2.14.295 Register 5EAh (offset = 5EAh) [reset = 0h]
Figure 2-2178. Register 5EAh
7
6
5
4
3
2
1
0
FB_AGC_STAT
_SIGNAL_OOB
FB_AGC_ATT
N_CHANGED
reserved
FB_AGC_BAN
D0_LNA_BYPA
SS_CHANGED
R-0h
R-0h
R-0h
R-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-2192. Register 5EA Field Descriptions
Bit
Field
Type
Reset
Description
3-3
FB_AGC_STAT_SI
GNAL_OOB
R
0h
Reserved.
2-2
FB_AGC_ATTN_C
HANGED
R
0h
Whether any any gain was changed DVGA/DSA/LNA as seen
by statistics module
0 : Overall attn setting did not change
1 : Overall attn setting changed, includes DSA as well as ext
LNA
1-1
reserved
R
0h
0-0
FB_AGC_BAND0_
LNA_BYPASS_CH
ANGED
R
0h
Whether LNA gain was changed for Band 0 as seen by
statistics module