ttyUSB monitoring

[Chris]

On 1/11/08, Lloyd Kvam <python at venix.com> wrote:
> I bought a GPS tracker (RGM-3800) under the delusion that I would be
> able to collect data from it using Linux.  Unfortunately, it is using a
> proprietary protocol to collect data.  The serial connection is
> 115200-n-8-1, but the device does not use the "normal" command
> sequences.
>
> The Windows software will sometimes work using WINE.  I expect that I
> could reverse engineer the key features if I could monitor the ttyUSB
> device data stream.  So far I've been unable to google anything useful
> about enabling a serial device monitor (tcpdump for the serial device)
> that showed the data stream.  statserial will show the status pins.  I
> would think that usbserial (pl2303.ko) would have needed a monitor mode
> when it was developed simply because it is such a synthetic device.
>
> I'm hoping someone here can kick me in the right direction.
>
> (The tracker connects using a USB cable so I can't use a serial breakout
> box or any hardware based serial debugging facility.)
>
> Thanks.
>

If this will run under WINE or you know someone with a windows box,
this is a 14 day trial

http://www.hhdsoftware.com/Products/home/usb-monitor.html

Good luck,


Chris


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IBA #15631