[PD] Re: PD] Re: control voltage

Koray Tahiroglu ktahirog at uiah.fi
Fri Dec 10 09:03:42 CET 2004

I would suggest to control voltage with a microcontroler, which I 
succeeded after I got the [comport] external object. With PD and 
Basicstamp I can control the level of the dim that is attached to an 
electric circuit.


On Dec 10, 2004, at 1:34, pd-list-request at iem.at wrote:

> From: Chris Madak <cjm01 at hampshire.edu>
> Date: Thu, 9 Dec 2004 14:02:21 -0500
> To: pd-list at iem.at
> Subject: [PD] Re: control voltage
> patrick wrote:
>> is there a way to read control voltage output in pd using a soundcard?
>> what
>> object should i use with adc~? can i simply plug the CV (maximum of 6
>> volts)
>> to my soundcard or i need to buy an analog to digital converter?
> if you need a quick and dirty hack to this end, you could always run
> your cv source into a vco, the oscillator into your soundcard, and the
> signal into fiddle~, tweaking things from there to clean up and map the
> results.  it helps to make a quick "device driver" abstraction to this
> end.
> in the long run, however, i wouldn't stick with this.  it's flaky and
> very cpu-inefficient for what it does.  i just mention it because it
> can be thrown together in a few minutes if you just need a
> proof-of-concept demo of something.
> best,
> chris
M.Koray Tahiroglu
DA student/researcher
Media Lab,
University of Art and Design Helsinki, TaiK
Hameentie 135C 00560 Helsinki Finland
tel: +358 40 754 8449
fax: +358 9 75630 555

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