Re: streamDevice output format question

[Maren Purves <m.purves@jach.hawaii.edu>]

On 11/24/14 13:28, Eric Norum wrote:
> How about using an scalcout record to format the number using  %.6f and
> then a protocol entry with %5c  ?

Or a gensub or asub to generate the whole string?

> > On Nov 24, 2014, at 2:54 PM, Mark Rivers <rivers@cars.uchicago.edu
> > <mailto:rivers@cars.uchicago.edu>> wrote:
> >
> > Dirk and all,
> > I have a device that requires a command of the following format:
> > ratei NNNNN ml/h
> > where NNNNN is a number that is exactly 5 characters long including
> > the decimal point.  For example if the rate is 9 then:
> > ratei 9.000 ml/h
> > If the rate is 10 then the string must be
> > ratei 10.00 ml/h
> > If one sends 10.000 (six characters) the command is rejected.
> > Is there a way to achieve this with streamDevice?
> > I can’t use the field width flag, since that just sets a minimum field
> > width. I need to set a maximum field width.
> > I realize this is a ridiculous behavior for a device, but I need to
> > deal with it.
> > Thanks,
> > Mark

Maren