Texas Instruments AFE79 Series - 2.13.138 Register 498 h (offset = 498 h) [reset = 2 h]; 2.13.139 Register 499 h (offset = 499 h) [reset = 0 h]; 2.13.140 Register 49 Ah (offset = 49 Ah) [reset = 0 h]

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Serial Interface Register Maps
2.13.138 Register 498h (offset = 498h) [reset = 2h]
Figure 2-1550. Register 498h
7 6 5 4 3 2 1 0
RX_AGC_EXT
_MODE
RX_AGC_INTE
RNAL_EN
R/W-1h R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1563. Register 498 Field Descriptions
Bit Field Type Reset Description
1-1
RX_AGC_EXT_MO
DE
R/W 1h
Bit indicating system is in External AGC mode. In this mode
seperate configurability exists on when and whether to reset
the peak detectors when external DSA Gain has changed.
0 : Internal AGC Mode
1 : External AGC Mode
0-0
RX_AGC_INTERN
AL_EN
R/W 0h
Internal AGC control loop enable
0 : Use Default attn
1 : Internal AGC enabled
2.13.139 Register 499h (offset = 499h) [reset = 0h]
Figure 2-1551. Register 499h
7 6 5 4 3 2 1 0
RX_AGC_FRE
EZE_PIN_EN
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1564. Register 499 Field Descriptions
Bit Field Type Reset Description
0-0
RX_AGC_FREEZE
_PIN_EN
R/W 0h
Enable pin based AGC freeze
0 : Disable
1 : Enable
2.13.140 Register 49Ah (offset = 49Ah) [reset = 0h]
Figure 2-1552. Register 49Ah
7 6 5 4 3 2 1 0
RX_AGC_FRE
EZE
R/W-0h
LEGEND: R/W = Read/Write; W = Write only; -n = value after reset
Table 2-1565. Register 49A Field Descriptions
Bit Field Type Reset Description
0-0 RX_AGC_FREEZE R/W 0h
Freeze AGC
0 : Disable
1 : Enable