> It shows a incremental output for every input value, not a fixed one.
>
> > But of course I do have time to adapt it to PIC and it would be really
> > good since I can get precise output with it.
>
> PIC A/D. Use lookup table (or if-then-else tree) to create D/A value to
> use in software or hardware PWM to get you a 1 pin output.
>
> Lots of software PWM code out there.

This graph is the graph of the measurements.Of course it supposed to be linear.
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