GPIO sounds like a microcip PIC io port. On Fri, Mar 23, 2012 at 5:29 PM, dreamer <drea...@puikheid.nl> wrote:
> On the RaspberryPi website the question about the absence of audio-input > was answered recently: > > There are no inbuilt Audio ADC’s so there would be a cost adder – everyone > was sat on my head to get costs down. They can be easily added via the GPIO. > > So, still a possibility in an embedded openstomp-ish device. > > > > > > On Sun, Mar 4, 2012 at 6:26 PM, dreamer <drea...@puikheid.nl> wrote: > >> An arm-based device I would like to have pd on is the Pandora, based >> on the OMAP3530. >> Which has audio-in/out and gpio on a single plug. >> >> Combining that with a stompbox that holds, for instance, an msp430 >> (launchpad, by ti) with an lcd-screen and some nobs would make for a >> very nice interface :) >> >> Still looking in to compiling for their OS. >> The pandora is then again a very small niche, hence I was reflecting >> on the current interest towards the RasPi. >> However I didn't realize this device doesn't have line-in, so that >> indeed is a little discouraging. >> >> Alexander >> >> >> >> On Sun, Mar 4, 2012 at 6:15 PM, Ed Kelly <morph_2...@yahoo.co.uk> wrote: >> > Hmm. Doesn't seem to have an audio input though, so perhaps it'll work >> for a >> > synthesizer but not for a "stompbox" straight away. The site recommends >> a >> > "USB microphone" for audio in, so that's not encouraging... >> > Ed >> > >> > >> >> So what about a Raspberry Pi inside a stompbox that runs pd? >> >> But could the arm11 in that thing handle awesum (sic) audio >> processing? ;) >> > >> > Well the Raspberry Pi is based on an ARM chip. Does anyone know how >> these >> > chips compare when running RJDJ or libPD applications? >> > Perhaps this is a possibility, without too much modification of libPD or >> > even RJDJ. >> > ...but someone would need to write a host for the Raspberry Pi. >> > >> > >> >> What do you need by "writing a host for Pd"? Something like a very >> simple >> >> OS? >> > >> > Er..well I can see they run Linux, so I think I was mistaken. My head >> was in >> > the world of BASIC - nostalgia gets in the way of the facts! >> > Of course, Pd would need to be compiled for the hardware. >> > >> > I think we need to wait until one of us gets one and tries it out >> before we >> > find out what they're capable of. I've expressed interest, but they're >> > massively oversubscribed. >> > >> > >> > >> >> I bought mine yesterday, and should receive it in about a week. The >> first >> >> thing I'll do is try to install Pd. >> > >> > >> > >> > On the other hand, the idea of a dedicated PDOS isn't a bad idea... >> > Ed >> > >> > >> >> Yes, how hard would it be to have this? >> > Well, it could be a highly stripped-down version of Linux. I don't think >> > anyone has the time to write an OS, so I was being mischievous in >> suggesting >> > this. I am having some funny ideas today... >> > Ed >> > >> > Pierre. >> > >> > >> > Even if it was just the PD core, it would enhance the educational scope >> of >> > the Raspberry Pi - which is the whole point of this single-board >> computer (I >> > learned my first programming on a Sinclair ZX Spectrum in the 1980s). >> > >> > I never thought I would see the day when the BBC Microcomputer would >> rule >> > the world in telecommunications, but ARM chips and the ARM RISC >> instruction >> > set are running every smartphone on the planet right now (correct me >> if I'm >> > wrong :) and some of these smartphones run RJDJ and libPD really well. >> > >> > Dataflow music programming in schools. Maybe... >> > >> > Ed >> > >> > >> > >> > Pd-list@iem.at mailing list >> > UNSUBSCRIBE and account-management -> >> > http://lists.puredata.info/listinfo/pd-list >> > >> > >> > >> > _______________________________________________ >> > Pd-ot mailing list >> > pd...@iem.at >> > http://lists.puredata.info/listinfo/pd-ot >> > >> > >> > >> > >> > >> > >> > >> > >
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