I have another Question on PRUs. It has 9 pins for first PRU and 15 pins for the second PRU (according to this schematic <http://beagleboard.org/support/bone101/#headers-pru>). Is there any option to expand number of pins, which I cand use by the PRUs?
Dne pátek 6. května 2016 18:25:14 UTC+2 Robert Jonathan Šimon napsal(a): > > Ok. Great. Thanks for your time. > > Dne pátek 6. května 2016 18:21:47 UTC+2 William Hermans napsal(a): >> >> Better yet, I'll tell you what's better to do. Contact the manufacturer >> of that screen, and ask what you're options are. >> >> If you're lucky, it could be possible to rewrite the device tree overlay >> file for that screen to work using alternate pins. >> >> If you're unlucky, you'll have to buy a different kind of screen. >> >> On Fri, May 6, 2016 at 9:18 AM, Robert Jonathan Šimon <berti...@gmail.com >> > wrote: >> >>> Sorry, i send the wrong link. On this link >>> <https://www.soselectronic.cz/productdata/15/37/24/153724/4DCAPE-70T_datasheet_R_1_2.pdf>, >>> >>> there is a picture, where you can see precisely which pin it is using >>> >>> Dne pátek 6. května 2016 18:12:17 UTC+2 William Hermans napsal(a): >>>> >>>> Ok, so, I do not have time to read through all the literature for that >>>> screen. Which pins does it use, what is the specific function of each pin, >>>> and what "protocol" does the screen use ? >>>> >>>> Is it one of those modified 9pin SPI + GPIO screens ? >>>> >>>> On Fri, May 6, 2016 at 9:02 AM, Robert Jonathan Šimon < >>>> berti...@gmail.com> wrote: >>>> >>>>> I have this LCD screen >>>>> <https://www.soselectronic.cz/products/4dcape-70t#tabs-6> and it user >>>>> most of the second PRU pins and one of the first PRU unit. I am not sure, >>>>> if this is problem or not. >>>>> >>>>> Dne pátek 6. května 2016 17:59:11 UTC+2 William Hermans napsal(a): >>>>>> >>>>>> *Hi,* >>>>>>> *I am starting to play with PRU on BBB, and I noticed, that when I >>>>>>> want to use PRU on BBB and on the same time use LCD display through >>>>>>> GPIO, i >>>>>>> cant (they use the same pins). Is there any workarounds?* >>>>>>> >>>>>> *Thanks a lot* >>>>>> >>>>>> I suppose that depends on how far you're willing to go, and changes >>>>>> you're willing to make. You can buy a different LCD screen, and perhaps >>>>>> even type of screen that uses different peripherals. >>>>>> >>>>>> But you can start by telling us which LCD screen you're using, and >>>>>> being more verbose as to how this LCD is connected. exactly which pins >>>>>> are >>>>>> required, etc. >>>>>> >>>>>> >>>>>> On Fri, May 6, 2016 at 8:41 AM, Robert Jonathan Šimon < >>>>>> berti...@gmail.com> wrote: >>>>>> >>>>>>> Hi, >>>>>>> I am starting to play with PRU on BBB, and I noticed, that when I >>>>>>> want to use PRU on BBB and on the same time use LCD display through >>>>>>> GPIO, i >>>>>>> cant (they use the same pins). Is there any workarounds? >>>>>>> Thanks a lot >>>>>>> >>>>>>> -- >>>>>>> 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/05e300cd-e354-41fc-9247-c145f95c1bbe%40googlegroups.com >>>>>>> >>>>>>> <https://groups.google.com/d/msgid/beagleboard/05e300cd-e354-41fc-9247-c145f95c1bbe%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>> >>>>>> >>>>>> -- >>>>> 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/00bd2619-13de-4e34-bfb1-bd41f2af0d20%40googlegroups.com >>>>> >>>>> <https://groups.google.com/d/msgid/beagleboard/00bd2619-13de-4e34-bfb1-bd41f2af0d20%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>>> -- >>> 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/fd49e6fe-7b82-4f36-b16e-59a81df93f82%40googlegroups.com >>> >>> <https://groups.google.com/d/msgid/beagleboard/fd49e6fe-7b82-4f36-b16e-59a81df93f82%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. 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