It's either remoteproc or uio right? To be honest, I don't know much about the difference. But I am following the book by Derek Molly and in his book, he promotes remoteproc.
Regards, 在2021年4月23日星期五 UTC-4 下午5:38:16<lazarman> 写道： > Have you looked at libruio? it fix everything. > free support as well in group by TJ. > > > Sent from Yahoo Mail on Android > <https://go.onelink.me/107872968?pid=InProduct&c=Global_Internal_YGrowth_AndroidEmailSig__AndroidUsers&af_wl=ym&af_sub1=Internal&af_sub2=Global_YGrowth&af_sub3=EmailSignature> > > On Fri, Apr 23, 2021 at 4:31 PM, pierric...@gadz.org > <pierric...@gadz.org> wrote: > > Have you check M Yoder PRU cookbook? > > Pierrick Rauby > > On 23 Apr 2021, at 16:56, Cheng Chen <chen...@gmail.com> wrote: > > Hi all, > > I am new learner of Beaglebone Black and I was trying to follow the > examples of Programmable Real-time Unit software support package from TI. > I think there was a tutorial website previously but now it's obsolete. I > wonder if anybody knows where those materials is available? > The reason I asked is I am not able to successfully run any examples > except PRU_gpioToggle. In particular I am interested in RPMsg transfer > between ARM and PRU. For example, PRU_ADC_onChip > <https://git.ti.com/cgit/pru-software-support-package/pru-software-support-package/tree/examples/am335x/PRU_ADC_onChip?h=master>, > > after I built the firmware and userspace code, and run ./pru_adc_userspace > -c 5. It just shows error messages. > > Reading voltage at ADC Channel: 5 > /dev/rpmsg_pru30 could not be opened. > Trying to initialize PRU using sysfs interface. > ERROR: Could not open /dev/rpmsg_pru30 > > I think it should be just some minor issues like driver missing and such. > But I don't know where to start debugging. It would be nice that if anybody > knows where the tutorial is. I feel like I'm just trying in the dark. > Thanks. > > Regards, > Cheng > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to beagleboard...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/beagleboard/b0dc4e7b-edd7-45f7-b54b-28a9cedd6a2an%40googlegroups.com > > <https://groups.google.com/d/msgid/beagleboard/b0dc4e7b-edd7-45f7-b54b-28a9cedd6a2an%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to beagleboard...@googlegroups.com. > To view this discussion on the web visit > > > https://groups.google.com/d/msgid/beagleboard/585CFD31-D22E-4C60-A444-378EB8E47288%40gadz.org > > <https://groups.google.com/d/msgid/beagleboard/585CFD31-D22E-4C60-A444-378EB8E47288%40gadz.org?utm_medium=email&utm_source=footer> > . > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/1184025e-6d73-4e43-b0b8-d78ffcc1466cn%40googlegroups.com.
