Think from the perspective of the VI, not the program: a control is
always an input to the VI on whose front panel it's placed, and an
indicator is always an output. Whether the control or indicator is
displayed to the user or not is really secondary.
If you're using a control to both pass data
Hi Dennis,
Thanks for your reply. I thought that the tank would have to be an
indicator to receive data from within the program and display it on
the front panel and that a control receives data from the front panel
and returns it to the program. I now realise this is not the case but
it is a bit
Hi, I'm trying to pass an integer value into a sub vi that displays
this value on a tank indicator. I've connected the tank indicator in
the sub vi to one of the terminals but in the calling vi it seems to
see the terminal as an output not an input. I can't find any way of
selecting whether the
That's because the indicator on you subVI is an output and not an
input. Change it in the subVI to be a control or create a control in
the subVI and wire that to the indicator.
