[Nut-upsdev] Liebert Power Sure PSPXT 450 (SERIAL)

Charles Lepple clepple at gmail.com
Tue Jul 28 12:58:13 UTC 2009


Since this driver is marked "experimental", I suppose we can add that  
without worrying too much.

Any objections from the other developers?

On Jul 28, 2009, at 3:09 AM, giursino at gmail.com wrote:

> Yes, it's should be correct..but It is advise to setup the port's  
> speed before start any communication...probably port's speed was set  
> to default to 115200 or
> 38400, but this speed was too fast to read any status change from ups.
>
> Il giorno 28/lug/2009 02.37, Charles Lepple <clepple at gmail.com> ha  
> scritto:
> > On Mon, Jul 27, 2009 at 11:19 AM, giursino at gmail.com> wrote:
> >
> > > Hi!
> >
> > >
> >
> > > My Liebert Power Sure PSPXT 450 with standard driver doesn't  
> works, so I've
> >
> > > done this modification and now it's works.
> >
> > >
> >
> > > # diff liebert_MY.c liebert.c
> >
> > > 178
> >
> > >
> > > ---
> >
> > >>
> >
> > >
> >
> > > That is, I've only setup the port's speed.
> >
> >
> >
> > If the comments in the code are correct, it should not matter what  
> the
> >
> > baud rate was set to (the TX and RX pins are apparently connected
> >
> > together when on battery).
> >
> >
> >
> > Do you know what speed your serial port was using before that fix?
> >
> >
> >
> > --
> >
> > - Charles Lepple
> >
> >




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