Aleksander Morgado aleksandermj at
Mon Oct 10 08:15:34 UTC 2022

>> > Different problem I forgot to mention in my initial post is: The modem requires to set a GPIO pin ON / OFF for a few seconds to be enabled: Is MM providing any kind of hook to insert calls to user utilities before the attempting the connection?
>> If you mean using your application CPU's GPIO (say to trigger power to
>> modem), you can use gpioset command from libgpiod in Linux.
> Yes, also I'm using libgpio, but my plan was to start the connection from networkmanager and somehow automate the whole sequence using ModemManager.

When exactly in the connection sequence do you need to toggle the
GPIO? Is it required in the middle of a connection attempt? Or is the
GPIO needed to "power up" the modem before it's controlled by


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