Thanks, is there a way to do it in ASM rather than basic? My entire code base so far is in ASM and I don't really want to recode it.
On Saturday, December 24, 2016 at 10:04:05 AM UTC-5, TJF wrote: > > Hi Jay! > > Am Freitag, 23. Dezember 2016 04:25:12 UTC+1 schrieb Jay Doobie: >> >> Is there an easy way to access to P8_9 and P8_10 from the PRU? I haven't >> found much code on how one can access the GPIO's, I assume the DTO needs to >> set the mode to 7 (GPIO[5] and GPIO[4])? >> > > Find example code in the libpruio > <http://beagleboard.org/project/libpruio/> project. > > The CPU balls should be in mode 7 after boot / reset, allready -> no DTBO > necessary. Check it by executing analyse example > <http://users.freebasic-portal.de/tjf/Projekte/libpruio/doc/html/_cha_examples.html#SubSecExaAnalyse>, > > here I get > > Header Pins: > ... > P8_09, GPIO 2/05: input, pullup > P8_10, GPIO 2/04: input, pullup > ... > > For IO, set or read in GPIO-2 subsystem bits 5 (P8_09) and 4 (P8_10). > > Note: the subsystem GPIO-2 is disabled by default: > > ... > GPIO-2 (DeAd: 00000000, ClAd: 00000000, ClVa: 00000000) > REVISION: 00000000 > --> subsystem not handled (is down) > ... > > Regards > > -- 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/6ed3d42c-98a3-4932-9c9c-7db47db41ed0%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
