<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div>hi, nice! one question:</div><br><div><div>On 18 Mar 2014, at 12:02, Winfried Ritsch <<a href="mailto:ritsch@iem.at">ritsch@iem.at</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div style="font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;">Am Donnerstag, 13. März 2014, 16:01:20 schrieb Rafael Vega:<br><blockquote type="cite">Anyone wants to share their experience with the BeagleBoneBlack?<br><br></blockquote>Yes.<br><br>Since autumn, i am trying to set up an kit hardware+software with BBB for<span class="Apple-converted-space"> </span><br>computer-musicians as stomp box, works quite well, after successfully<span class="Apple-converted-space"> </span><br>installed it in a long term sound installation (headless):<br><br>some points short:<br><br>system:<br>+ BBB moved to Debian since this year (good)<br>+ USB Audio works fine und better now with kernel >= 3.12<br>+ Network performance works better with kernel >= 3.12<br>- IO support doenst use device-tree overlays anymore on kernel > 3.8<br>+ an iio-backend for Jack2 to use the internal AD's<span class="Apple-converted-space"> </span><br> in jack for processing sensor data in PD ;-))) but tricky<br></div></blockquote><div><br></div>does this mean, we get a “sound” i.e adc~ in from the internal ad’s? <br><blockquote type="cite"><div style="font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><br>sound:<br><br>+ down to 10ms with PD and cheap 8 channel out, 2 in<span class="Apple-converted-space"> </span><br> USB soundcard Logilink 7.1 (EUR 19.90)<span class="Apple-converted-space"> </span><br>+ 5ms with Logilink stereo USB (EUR 3,90)<span class="Apple-converted-space"> </span><br>+ success with audio-cape (stereo, but too expensive for the quality)<br>- sound quality is normally as bad as on most notebooks, tablets and so on<span class="Apple-converted-space"> </span><br>+ but with a trick: filtered 5V supply for the USB-card not the USB power<br> it seems to get reasonable quality<span class="Apple-converted-space"> </span><br> (They have all the same chips like expensive USB cards: C-Media)<br><br>I just made a blog on this, but it is not public only for intern usage, if<span class="Apple-converted-space"> </span><br>anyone is interested in the IEM-embedded-Sound-Kit (doing some audio over<span class="Apple-converted-space"> </span><br>ethernet stuff) i can make it open (after some polishing, especially the<span class="Apple-converted-space"> </span><br>english) and release the PD-lib (GPIO,AD,I2C,... interfacing) for these<span class="Apple-converted-space"> </span><br>devices.<br><br>This dev's should also work for Cubie-boards, Wand-boards, UDOO and other arm<span class="Apple-converted-space"> </span><br>based boards.<br><br>mfg<span class="Apple-converted-space"> </span><br>winfried<br><br>PS: Maybe we can start an own thread on this.<br><br><br><br><blockquote type="cite">On Thu, Mar 13, 2014 at 3:11 PM, Brian Fay <<a href="mailto:ovaltinevortex@gmail.com">ovaltinevortex@gmail.com</a>> wrote:<br><blockquote type="cite">While I'm sure that Dan is right that the UDOO is the better choice for<br>USB audio, I do have to say that I've had decent success using my<br>Raspberry<br>Pi as a guitar effects processor, with the Behringer UCG102 interface.<br><br>There's definitely a lot of quirkiness to getting it running... for<br>example ALSA gets in an infinite restart loop when attempting low latency<br>on pd-extended, but vanilla starts up fine under the same settings. And<br>then there's the fact that an issue in the kernel screws up USB audio on<br>major distros like Raspbian.<br><br>I'm using the Satellite CCRMA distro right now with much better success.<br>So far I've got various delays, a looper, and a waveshaper distortion<br>running within the same patch, at <20ms latency with very few noticeable<br>dropouts. Parameters are adjustable with a QuNeo MIDI controller and with<br>a<br>button attached to the GPIO pins.<br><br>The Pi is a bit more affordable than the UDOO boards, but then again I had<br>to buy a powered USB hub. Ultimately for one audio input the Raspberry Pi<br>could probably serve most purposes, while the UDOO is more likely to scale<br>to bigger installations.<br><br>_______________________________________________<br><a href="mailto:Pd-list@iem.at">Pd-list@iem.at</a> mailing list<br>UNSUBSCRIBE and account-management -><br><a href="http://lists.puredata.info/listinfo/pd-list">http://lists.puredata.info/listinfo/pd-list</a><br></blockquote></blockquote><br>--<span class="Apple-converted-space"> </span><br>---<br>Ritsch, Winfried, Ao.Univ.Prof. Dipl.-Ing.<br> Institut 17 Elektronische Musik und Akustik<br> 8010 Graz, Inffeldgasse 10/III<br>E-Mail<span class="Apple-converted-space"> </span><span class="Apple-tab-span" style="white-space: pre;"> </span><a href="mailto:ritsch@iem.at">ritsch@iem.at</a><br>Homepage<span class="Apple-converted-space"> </span><span class="Apple-tab-span" style="white-space: pre;"> </span><a href="http://iem.at/ritsch">http://iem.at/ritsch</a><br>Mobil<span class="Apple-converted-space"> </span><span class="Apple-tab-span" style="white-space: pre;"> </span>++436642439369<br>---<br><br><br>_______________________________________________<br><a href="mailto:Pd-list@iem.at">Pd-list@iem.at</a><span class="Apple-converted-space"> </span>mailing list<br>UNSUBSCRIBE and account-management -><span class="Apple-converted-space"> </span><a href="http://lists.puredata.info/listinfo/pd-list">http://lists.puredata.info/listinfo/pd-list</a></div></blockquote></div><br></body></html>