SIM7070G support using regular uart (not usb)
Aleksander Morgado
aleksandermj at chromium.org
Mon Nov 28 10:14:19 UTC 2022
Hey Jorge
> So I'm back again with my questions about the SIM7070G modem using a regular UART instead of USB.
> I have the modem fully working with a simple PPP + CHAT script, but it hangs if I try to use ModemManager.
> The problem is now I don't have much time to investigate where/why it exactly hangs (ie: which at command delivered by ModemManager is "offending" the modem).
>
> As a quick&dirty fix: Is there any way to specify a "custom" chat script to ModemManager?
>
There is no such thing sorry. The way to go from here would be to
gather the MM debug logs and analyze where it is not working as
expected:
https://modemmanager.org/docs/modemmanager/debugging/
--
Aleksander
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