On Monday 01 December 2008 13:29:03 Tim Blechmann wrote:
> >> > Is anyone interested in an Open Source MIDI control surface?
> >>
> >> interesting thread as i am working on a control-surface myself atm ...
> >> i would be curious, if someone has some experience with
> >> higher-precision adc? most io boards i know (arduino/makingthings)
> >> provide 10-bit adcs, while i'd be interested in getting a higher
> >> resolution ... does anyone have experience with interfacing a
> >> microcontroller (e.g. arduino) with an external high-resolution adc?
> >
> > Are you sure you need it?
> > How much noise do you have on your analog sensor?
>
> well, 10 bit is ok, but i would prefer a more accurate resolution.
That's not what I am getting at.
If your sensor's analog output value has less than 0.097656 % (1/1024 * 100%)
noise, then, yes, you need a more accurate ADC. Otherwise there is no point.
sincerely,
Marije
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Received on Wed Dec 3 00:15:02 2008
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