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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";mso-fareast-language:EN-US'>Thanks, Ico!<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";mso-fareast-language:EN-US'>I'll take a look at it!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D;mso-fareast-language:EN-US'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> Pd-list [mailto:pd-list-bounces@lists.iem.at] <b>On Behalf Of </b>Ico Bukvic<br><b>Sent:</b> Wednesday, September 22, 2021 5:20 PM<br><b>To:</b> Alexandros<br><b>Cc:</b> Pd-list<br><b>Subject:</b> Re: [PD] How to talk to the Raspberry 4 GPIO and a multiple object question ?<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal style='margin-bottom:12.0pt'>Pd-L2Ork also has disis_gpio and disis_spi that interface with if and gpio. The gpio object allows for both hardware and software PWM, and is also designed to work with actuators (e.g. servos).<o:p></o:p></p><div><p class=MsoNormal>Best,<br><br>Ico<br><br>-- <br>Ivica Ico Bukvic, D.M.A.<br>Director, Creativity + Innovation<br>Institute for Creativity, Arts, and Technology<br><br>Virginia Tech<br>Creative Technologies in Music<br>School of Performing Arts – 0141<br>Blacksburg, VA 24061<br>(540) 231-6139<br><a href="mailto:ico@vt.edu">ico@vt.edu</a><br><br><a href="http://ci.icat.vt.edu">ci.icat.vt.edu</a><br><a href="http://l2ork.icat.vt.edu">l2ork.icat.vt.edu</a><br><a href="http://ico.bukvic.net">ico.bukvic.net</a><o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On Wed, Sep 22, 2021, 09:12 Alexandros <<a href="mailto:adrcki@gmail.com">adrcki@gmail.com</a>> wrote:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm'><div><p>Martin Peach had created two really nice objects, [pii2c] and [pispi] for communicating with Pi's I2C and SPI interface through its GPIOs. If you only want to light up an LED, it's perhaps easier to write a Python script that does that and call it with [ggee/shell].<o:p></o:p></p><div><p class=MsoNormal>On 21/9/21 6:53 μ.μ., Ingo wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Now that I got most of my software running on the Pi - with much more performance than I expected - I need to be able talk to the GPIO of the RPi 4.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>First of all a big thanks again for everybodys help me with the libraries ! ! !</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>I know there had been some changes a while ago with the RPi GPIO when some way to interfacing with Pd dumped.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>I'm not sure what it was anymore - so, how can I connect from Pd atm?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>All I need to be able to do for now is turning on a few LEDs.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Does [comport] recognize the GPIO of the RPi 4?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>BTW, the libraries are mostly working but I happen to have some trouble with [speedlim] being in 3 different libraries.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>It's in Cyclone (which I had been using before and is working fine) and also in maxlib and iemlib.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>The latter gives me sometimes trouble but I don't know how I can get rid of single objects in "iemlib".</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>(Sometimes it outputs a float instead of a list. I have already [t list] in front of it.)</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Is it possible or will I have to prepend "cyclone" every time?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Or is there another way to make sure that the cyclone object will be used first instead of the iemlib object?</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>The libraries are currently loaded in alphabetic order in the ".pdsettings".</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Thanks</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span lang=EN-US>Ingo</span><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><pre>_______________________________________________<o:p></o:p></pre><pre><a href="mailto:Pd-list@lists.iem.at" target="_blank">Pd-list@lists.iem.at</a> mailing list<o:p></o:p></pre><pre>UNSUBSCRIBE and account-management -> <a href="https://lists.puredata.info/listinfo/pd-list" target="_blank">https://lists.puredata.info/listinfo/pd-list</a><o:p></o:p></pre></blockquote></div><p class=MsoNormal>_______________________________________________<br><a href="mailto:Pd-list@lists.iem.at" target="_blank">Pd-list@lists.iem.at</a> mailing list<br>UNSUBSCRIBE and account-management -> <a href="https://lists.puredata.info/listinfo/pd-list" target="_blank">https://lists.puredata.info/listinfo/pd-list</a><o:p></o:p></p></blockquote></div></div></div></body></html>