[PD] [OT] Raspberry Pi Wolfson Audio Card

Rafael Vega email.rafa at gmail.com
Thu Mar 13 22:01:20 CET 2014

Anyone wants to share their experience with the BeagleBoneBlack?

On Thu, Mar 13, 2014 at 3:11 PM, Brian Fay <ovaltinevortex at gmail.com> wrote:

> While I'm sure that Dan is right that the UDOO is the better choice for
> USB audio, I do have to say that I've had decent success using my Raspberry
> Pi as a guitar effects processor, with the Behringer UCG102 interface.
> There's definitely a lot of quirkiness to getting it running... for
> example ALSA gets in an infinite restart loop when attempting low latency
> on pd-extended, but vanilla starts up fine under the same settings. And
> then there's the fact that an issue in the kernel screws up USB audio on
> major distros like Raspbian.
> I'm using the Satellite CCRMA distro right now with much better success.
> So far I've got various delays, a looper, and a waveshaper distortion
> running within the same patch, at <20ms latency with very few noticeable
> dropouts. Parameters are adjustable with a QuNeo MIDI controller and with a
> button attached to the GPIO pins.
> The Pi is a bit more affordable than the UDOO boards, but then again I had
> to buy a powered USB hub. Ultimately for one audio input the Raspberry Pi
> could probably serve most purposes, while the UDOO is more likely to scale
> to bigger installations.
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Rafael Vega
email.rafa at gmail.com
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