LPWA Module Series
BG770A-GL Hardware Design
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3.18. GRFC Interfaces*
The module provides two generic RF control interfaces for the control of external antenna tuners.
Table 24: Pin Definition of GRFC Interfaces
Table 25: Truth Table of GRFC Interfaces
Pin Name
Pin No.
Description
Comments
GRFC1
83
Generic RF controller
1.8 V power domain.
GRFC2
94
Generic RF controller
1.8 V power domain.
GRFC1 Level
GRFC2 Level
Frequency Range (MHz)
Band
Low
Low
TBD
TBD
Low
High
TBD
TBD
High
Low
TBD
TBD
High
High
TBD
TBD
