Texas Instruments AFE79 Series - 2.14.294 Register 5 E9 h (offset = 5 E9 h) [reset = 0 h]; 2.14.295 Register 5 EAh (offset = 5 EAh) [reset = 0 h]

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SBAU337–May 2020
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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