> I have a PCMCIA rs232 for my t61 and it works great.
> 
> When using a USB->rs232 under windows, running ubuntu in a VM, I notice
> really low throughput or just tons of lag.
> Not sure why, but the performance is abysmal.

The translation between USB/RS232 isn't very good (although, if it's REALLY
slow in your case, it might be a driver issue, but just a guess).

That said, for real-time data - for instance as a data entry point for GPS -
USB/serial won't cut it.  A real serial port is needed in that case.

H


_______________________________________________
New York PHP Community Talk Mailing List
http://lists.nyphp.org/mailman/listinfo/talk

NYPHPCon 2006 Presentations Online
http://www.nyphpcon.com

Show Your Participation in New York PHP
http://www.nyphp.org/show_participation.php

Reply via email to