it says 5 samples per second. that latency would be unbearable... On Wed, Jun 9, 2010 at 6:11 AM, Achim Bloch <[email protected]> wrote:
> Hi, and thanks for your answers. > Yes, pduino makes OSC redundant, and a range of values from 0 to 1023 > should be enough for most effects, but anyway, in case a wider range is > needed, I think the following can be a quite simple solution : > http://interface.khm.de/index.php/lab/experiments/connect-a-ltc2400-high-precision-24-bit-analog-to-digital-converter/ > This converts the analogic signal to a 24-bit value! More than enough I > guess. > Achim > > --- En date de : *Mar 8.6.10, Pedro Lopes <[email protected]>* a > écrit : > > > De: Pedro Lopes <[email protected]> > > Objet: Re: [PD] Looking for a pedal controller > À: "Ricardo Lameiro" <[email protected]> > Cc: "pd-list" <[email protected]> > Date: Mardi 8 juin 2010, 21h37 > > > >Actually, an arduino is more than enough for what you want. you can have > data from 0 to 1023, that is >quite a lot, plus, you can use it directly on > puredta using pduino, no need for OSC. > I second that, arduino will do! > But if you want to built an "pd-independent" device, you can use OSC in > arduino - although much harder than simply reading values with pduino - some > guys already posted code for sending OSC messages from arduino devices [1], > so then you can plug it to whatever you want: pd, ardour, osc-to-midi apps, > processing, supercollider :D > > [1] http://recotana.com/recotanablog/?page_id=222 (this ships the messages > from ethernet cable on the arduino's ethernet shield, but there might be > more similar projects that ship from usb) > > On Tue, Jun 8, 2010 at 10:24 PM, Ricardo Lameiro > <[email protected]<http://mc/[email protected]> > > wrote: > >> Actually, an arduino is more than enough for what you want. you can have >> data from 0 to 1023, that is quite a lot, plus, you can use it directly on >> puredta using pduino, no need for OSC. >> >> >> 2010/6/8 Pierre Massat >> <[email protected]<http://mc/[email protected]> >> > >> >>> A gamepad would definitely be LESS precise as each potentiometer will map >>> data between 0 and 255. But i've never found this to be a problem. >>> >>> Pierre >>> >>> 2010/6/8 Pierre Massat >>> <[email protected]<http://mc/[email protected]> >>> > >>> >>>> I guess it could, only Arduino is more expensive i suppose. I'll try to >>>> provide you with some pictures sometime soon. >>>> >>>> Pierre >>>> >>>> 2010/6/8 Achim Bloch >>>> <[email protected]<http://mc/[email protected]> >>>> > >>>> >>>> Hi Pierre >>>>> could you provide more details on how you built your pedal? Could'nt >>>>> the gamepad be replaced with an Arduino? >>>>> Thanks, >>>>> Cyrill >>>>> >>>>> >>>>> --- En date de : *Mar 8.6.10, Pierre Massat >>>>> <[email protected]<http://mc/[email protected]> >>>>> >* a écrit : >>>>> >>>>> >>>>> De: Pierre Massat >>>>> <[email protected]<http://mc/[email protected]> >>>>> > >>>>> Objet: Re: [PD] Looking for a pedal controller >>>>> À: "Achim Bloch" >>>>> <[email protected]<http://mc/[email protected]>>, >>>>> "pd-list" <[email protected] <http://mc/[email protected]>> >>>>> Date: Mardi 8 juin 2010, 7h25 >>>>> >>>>> >>>>> Hi Achim, >>>>> You'll have no latency problems with a USB pedal in Linux using the >>>>> [hid] object. No "noticeable" latency at least. >>>>> There are two problems arising when attempting to built a USB pedal : >>>>> first you need to actually make the pedal (the traditional cry baby design >>>>> is probably the easiest way to go), then you need to connect it to a good >>>>> usb gamepad. I insist on the "good" here because it is essential if you >>>>> want >>>>> to have a decent expression pedal. The best would be to test the gamepad >>>>> before buying it and turning it into a pedal. >>>>> >>>>> Pierre >>>>> >>>>> >>>>> 2010/6/7 Achim Bloch >>>>> <[email protected]<http://mc/[email protected]> >>>>> > >>>>> >>>>>> Hi Pierre >>>>>> and thanx for your answer. >>>>>> I am looking for an expression foot controller. Something working >>>>>> somehow like a wah-wah pedal. But I am unsure if I need a device with an >>>>>> OSC >>>>>> dedicated driver, or if any USB pedal would do the job. What I primarily >>>>>> expect from this device is accuracy, and low-latency. >>>>>> Do you have any examples (photographs, audio samples) of the device >>>>>> you made? I am curious! >>>>>> Achim >>>>>> >>>>>> --- En date de : *Dim 6.6.10, Pierre Massat >>>>>> <[email protected]<http://mc/[email protected]> >>>>>> >* a écrit : >>>>>> >>>>>> >>>>>> De: Pierre Massat >>>>>> <[email protected]<http://mc/[email protected]> >>>>>> > >>>>>> Objet: Re: [PD] Looking for a pedal controller >>>>>> À: "Achim Bloch" >>>>>> <[email protected]<http://mc/[email protected]> >>>>>> > >>>>>> Date: Dimanche 6 juin 2010, 20h40 >>>>>> >>>>>> >>>>>> Hi Achim, >>>>>> I've built one myself, based on a usb gamepad. I can give you some >>>>>> tips. But you'll have to be more precise about what you really need >>>>>> (expression pedal or just switches?) >>>>>> >>>>>> Pierre >>>>>> >>>>>> 2010/6/6 Achim Bloch >>>>>> <[email protected]<http://mc/[email protected]> >>>>>> > >>>>>> >>>>>>> Hi listees >>>>>>> I'm looking for a pedal controller that is accurate enough to send >>>>>>> OSC messages to pd, in order to control some effect patches for my >>>>>>> guitar. >>>>>>> Can anyone help me in finding a good one, maybe providing a perqsonal >>>>>>> experience feedback? >>>>>>> Thanks in advance, >>>>>>> Achim >>>>>>> >>>>>>> >>>>>>> >>>>>>> _______________________________________________ >>>>>>> [email protected] <http://mc/[email protected]> mailing list >>>>>>> UNSUBSCRIBE and account-management -> >>>>>>> http://lists.puredata.info/listinfo/pd-list >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> [email protected] <http://mc/[email protected]> mailing list >>>>>> UNSUBSCRIBE and account-management -> >>>>>> http://lists.puredata.info/listinfo/pd-list >>>>>> >>>>>> >>>>> >>>>> >>>> >>> >>> _______________________________________________ >>> [email protected] <http://mc/[email protected]> mailing list >>> UNSUBSCRIBE and account-management -> >>> http://lists.puredata.info/listinfo/pd-list >>> >>> >> >> >> -- >> Fagote / Contrafagote >> Bassoon / Contra-bassoon >> http://myspace.com/ricardolameiro >> >> _______________________________________________ >> [email protected] <http://mc/[email protected]> mailing list >> UNSUBSCRIBE and account-management -> >> http://lists.puredata.info/listinfo/pd-list >> >> > > > -- > Pedro Lopes > contacto: [email protected] <http://mc/[email protected]> > website: http://web.ist.utl.pt/Pedro.Lopes > > -----La pièce jointe associée suit----- > > > _______________________________________________ > [email protected] <http://mc/[email protected]> mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list > > > > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list > > -- Jaime E Oliver LR www.jaimeoliver.pe 858 750 0924 (cel) 858 202 1522 (home) 9168 Regents Rd. Apt. G La Jolla, CA 92037 USA
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