Have you run* config-pin *to make sure the pin in muxed to pruout? Have you seen the PRU Cookbook <https://github.com/MarkAYoder/PRUCookbook>? It has lots of examples that could help.
--Mark On Thursday, February 4, 2021 at 7:56:42 AM UTC-5 [email protected] wrote: > Hi, > > I'm a beginner in BeagleBoard-X15. I'm using the beagleboard PRU and i > want to debug the PRU gpio which using the CCS and the JTAG. I learned that > PRU can directly control GPIO through __R30. I found out from the schematic > diagram that the pin GPIO3_7 of P19 on Beagleboard-X15 is PR1_PRU0_GPO0. I > want to output Toggle level directly through __R30 and then observe it > through oscilloscope but it is doesn't work.I don't know what to do next. > Here is my code : > > [image: PRU.png] > -- 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 [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/d53ca9b0-b493-485e-a0bf-6b74d125f685n%40googlegroups.com.
