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LTE-A Module Series
EG18 Hardware Design
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3.21. GPIOs
In addition to the three GPIOs dedicated for external tuner control, the module provides 2 GPIOs for
customers’ design.
Table 30: Pin Definition of GPIOs
Pin Name
Pin No.
I/O
Description
Comment
GPIO_1
138
IO
General purpose input/output port
If unused, keep it open.
GPIO_2
139
IO
If unused, keep it open.