Leveraging GPS in MC7700

Adam Sherman adam at sherman.ca
Mon Feb 6 12:00:07 UTC 2017

On 2017-02-06 04:21 AM, Aleksander Morgado wrote:
>> The primary port was cdc-wdm0 in my previous message. What is changing?
>> And I never seem to get the nice data I put in my previous messages.
> Looks like QMI probing failed and MM didn't grab the cdc-wdm port?

>> So, as an attempt and kicking the card and driver, I suspended the
>> system, then woke it up.

>> The modem is now index 1, and mmcli says its primary port is back to
>> cdc-wdm0. In addition, I got the fully loaded location capabilities back:

So after a suspend/wake, it did grab the right port?

> The GPS receiver didn't get a position fix yet, so even if you enable
> GPS raw source, it won't show anything until the fix is reported via
> NMEA traces ($GPGGA IIRC).

I left it overnight and it seems to have a fix, now.

So, am I understanding correctly that there is no way to get GPS data
via a serial device, with this card?


Adam Sherman <adam at sherman.ca>

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