Re: AW: [Paparazzi-devel] Modem communication problems

[Gareth Roberts]

That's a good start.
Which session are you launching in GCS?  Flight-USB address@hidden
Are  there no errors in the paparazzi centre?
Have you tried launching the "Messages" tool to see if there is anything 
sporadically coming in?

--G
On 6 Jul 2010, at 20:30, Roman Nikitin wrote:

> I proved the communication between the modems with help of the X-CTU
> software. It is definitely working by now. The "data in" led is also fine.
> So the problem is somewhere in GCS.
> 
> -----Ursprüngliche Nachricht-----
> Von: address@hidden
> [mailto:address@hidden Im Auftrag
> von Gareth Roberts
> Gesendet: Dienstag, 6. Juli 2010 17:56
> An: address@hidden
> Betreff: Re: [Paparazzi-devel] Modem communication problems
> 
> Roman, do you have access to two computers?
> Try using something like picocom  or screen(on linux) or Hyperterminal (on
> windows) to chat between the two.  For example, under linux:
> Laptop 1:
>       screen /dev/ttyUSB0 9600
> Laptop 2:
>       screen /dev/ttyUSB0 9600
> Laptop 1:
>       Type "Hello World"
>       Nothing should appear on the screen of laptop 1
> Laptop 2:
>       The words "Hello World" should magically appear.
> You can also do this using one laptop.  Open two terminal windows and change
> one of the device names to /dev/ttyUSB1.
> If that doesn't work, it ain't a paparazzi problem!
> Good luck, and I think you might be overcomplicating things - XBees usually
> just magically work out of the box @ 9600.
> --G
> 
> On 6 Jul 2010, at 17:50, Roman Nikitin wrote:
> 
>> Hello guys, 
>> 
>> I have still the same problem as before. I cannot get my modems speaking
> to each other. I thought that it was the problem in my ap board, but now I
> have a new one and the modems still does not work.
>> 
>> My components are: TWOG, LEA-5H GPS, two IRSs, XBEE pro 802.15.4 modems. 
>> 
>> The board is flashed with MJ5. One green and one red on the ap board are
> blinking. 
>> 
>> Modem configuration: First, I did default setting for both of the modems.
> The baud is 9600 on both, the modem connected over USB is "coordinator" and
> the modem connected to the ap board is "end device". Please, if somebody has
> the same modem model as I have, let me know if the settings are right?
>> 
>> I tried also to change the modem settings to "coordinator" and to "end
> device" for both modem at the same time. It did not work. 
>> 
>> So as I have the same problem with a new TWOG as with old one, I can see
> that the problem is somewhere in Software or wires. The wires were
> controlled twice by me. I am pretty sure they are right. So it should be
> software.
>> 
>> Any ideas what I can do? I know it is difficult to explain everything via
> e-mails and it takes a lot of time. It would be nice if you could find some
> time to contact me over Skype or IRC channel. I am there tonight and during
> the whole day tomorrow. 
>> 
>> Thank you very much.
>> 
>> Regards, 
>> 
>> Roman
>> 
>> Bristol Institute of Technology 
>> University of the West of England
>> Aerospace Systems Engineering
>> email: address@hidden
>> Mob.: +44 (0) 7760806643
>> Skype: nikitin.roman   (in UK)
>> 
>> 
>> 
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>> Paparazzi-devel mailing list
>> address@hidden
>> http://lists.nongnu.org/mailman/listinfo/paparazzi-devel
> 
> 
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