Swarm M138 - $GP - GPIO1 Control

$GP - GPIO1 Control
This command allows control of the GPIO1 pin to allow indications or control the operation of
the Modem.
$GP <?|<mode>>*xx
Parameter
Description
?
Display current GPIO1 mode
mode
Set GPIO1 pin mode
Returns one of:
Value
Description
$GP <mode>*xx
The current $GP mode
$GP OK*xx
Parameters updated successfully
$GP ERR*xx
Command input error
November 2021 Swarm M138 Modem Manual - Rev 1.00 46/77