> >
> > ?????? hardware imcompatibility?
> > you mean you have incompatible RS-232 port?!?!
> I don't know the details, but I've read somwhere (HIS users club?)
> that this might happen.
> Of course, this is not the port as whole, but UART. I suppose the
> one in my computer is too slow. I can immagine that the device

with netbsd i have NO problems to drive 16450 UART (this slow without
fifo) at full 115200 speed without data loss. it is linux problem.