Experimental Physics and
Industrial Control System

Eric Norum <[email protected]> · Wed, 26 May 2010 08:53:57 -0700

I think that it would work if you just left off the width -- "%.2f"

On May 26, 2010, at 8:45 AM, Burkhard Kolb wrote:

> Hi Dirk,
> I am just writing protocol files for a Lauda chiller unit (RE 304 and RE 306).
> http://www.lauda.de/hosting/lauda/website_en.nsf/urlnames/kaeltethermostate_produkte
> It requires floats as parameters in a special way:
> Example "OUT SP 00 20.01"
> The parameter here can range from 1 to 3 digits in front and 2 digits behind the
> decimal point.
> If I use %6.2f it will work for "120.01", but will write " 20.01" in case of the
> value "20.01".
> The extra blank will cause the unit to flag the command as error.
> I can use the "-" modifier to get rid of the leading space...
> But then the string sent looks like "20.01 " and the unit will again
> complain. Can I suppress leading and trailing spaces?
> Cheers, Burkhard
> --
> Dr. Burkhard Kolb
> Tel +49 6159 712667
> GSI Helmholtzzentrum für Schwerionenforschung GmbH
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-- 
Eric Norum
[email protected]

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System