[Mesh] Trouble with meraki board

Chris Jefferies chris at freeranger.com
Fri Jul 11 21:41:42 PDT 2014


I'm pretty sure he was not using POE.  And that could be the problem..
 Dumb me.  We saw LEDs come on, so assumed it was powered.  The USB/serial
console cable was supplying the voltage.

Here's what I found on the noisebridge wiki:
Power

   - 5 - 22 V DC
   - Power Over Ethernet, 12 - 22 V (non 802.3af )
   - Power consumption: 12 W max; 3 W typical
   - *15 V/0.8 A DC power adapter included*
   - Power Over Ethernet injector included


http://wiki.openwrt.org/doku.php?id=oldwiki:openwrtdocs:hardware:meraki:outdoor

https://www.noisebridge.net/wiki/Sparky





--
Chris Jefferies
(510) 409-0003 - mobile



On Fri, Jul 11, 2014 at 5:55 PM, Daphne Larose <daphne.larose at gmail.com>
wrote:

> Thanks for getting back to me on this :D
>
> (1) I was attempting to use POE but may try an AC adapter if i can find
> one lying around.  Also, I think when Dan and I tried flashing it last
> night at the meet-up it was over POE and he was able to get the script to
> at least start transferring, but he was also using a different usb adapter.
>  My next goal is to find a different usb adapter and try that out.
>
> (2) The usb adapter is a manual one so it's possible something was off
> with my configuration even though I checked it a bunch of times (though it
> was pretty late in the evening lol).  Shoutout to Max: did you have
> problems with this adapter when you were using it?
>
> (3) That is a reallllly good question and I didn't even think of that
> possibility!  I'll dig through the meraki docs to see if any mention is
> made regarding that.
>
>
> 2014-07-11 5:56 GMT-07:00 Matthew Senate <mattsenate at gmail.com>:
>
> I have no experience yet, only interest (in getting them working ;), but I
>> have a couple of questions:
>>
>> (1) How are you powering the board--AC adapter or power-over-ethernet?
>> (I'm not sure POE works, would be great to know.)
>> (2) What sort of adapter are you using (i.e. did you have to manually set
>> the pins) and is it fully and properly connected (physically)?
>> (3) Does the board need to be set into a particular "flash" mode, as some
>> of the other routers, perhaps by pressing/holding a reset button?
>>
>> Cheers,
>> Matt
>>
>>
>> On Fri, Jul 11, 2014 at 2:41 AM, Daphne Larose <daphne.larose at gmail.com>
>> wrote:
>>
>>> Hey everyone!
>>>
>>> I've been trying to set up the Meraki Sparky board to flash the openwrt
>>> code to it, but when I connect the pins and plug in the usb adapter to my
>>> laptop and run the meraki-flasher script, I get this exception "SerialException('device
>>> reports readiness to read but returned no data (device disconnected?)')"
>>> and the green led on the meraki board isn't lit.  But $ dmesg | grep tty
>>> shows that it's connected.
>>>
>>> Does anyone have any ideas as to good way to pinpoint what the issue may
>>> be?  Not sure if the issue is the usb adapter I'm using or the board
>>> itself, but I was going to try buying another usb to ttl adapter
>>> tomorrow to see if that helps. Any advice would be awesome!
>>>
>>> It was nice meeting you all tonight!
>>>
>>> Daphne
>>>
>>> _______________________________________________
>>> mesh mailing list
>>> mesh at lists.sudoroom.org
>>> https://lists.sudoroom.org/listinfo/mesh
>>>
>>>
>>
>
>
> --
> Daphne Larose
>
> BA '10 Barnard College of Columbia University
> MSCS '11 Georgia Institute of Technology
> Software Engineer, Apportable Inc.
>
> _______________________________________________
> mesh mailing list
> mesh at lists.sudoroom.org
> https://lists.sudoroom.org/listinfo/mesh
>
>
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