[Xastir] Mac OS X serial port woes

Chip G. n1mie at mac.com
Sun Nov 8 11:58:14 EST 2009


On Nov 8, 2009, at 11:03, Jason KG4WSV wrote:

> I don't think this is an xastir problem per se, but it prevents me  
> from using any serial devices with xastir, so maybe someone can toss  
> me a clue.
>
> system:
>
> Mac OS X 10.4.11 (latest patches)
> xastir 1.8.5 built december 23 2006
> FTDI USB/rs232 adapters, latest drivers
> Keyspan USB/rs232 adapters, latest drivers
[...]
> I can run stty </dev/tty.usb232path on the working machine if xastir  
> isn't running, but stty hangs if xastir has the device open.  On the  
> broken machine, stty hangs always, which seems to imply that  
> something has latched on to the serial port, but I can't find  
> anything. (I have checked networking, which is a typical suspect.   
> It may be telling that the serial port doesn't show up in potential  
> network devices, either.)

I've always had trouble with the Keyspan drivers unless I use one of  
the "cu" variants. If I use the tty it always locks up. Try using /dev/ 
cu.usb232path or similar. On my system the driver is: "/dev/ 
cu.USA19QW62P1.1". On my other system it is very similar.

Good luck.



--
     Chip




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