Thank you. Just ran into. :)
On Friday, February 16, 2018 at 2:55:17 PM UTC-5, RobertCNelson wrote: > > On Fri, Feb 16, 2018 at 1:39 PM, Co M <[email protected] <javascript:>> > wrote: > > FIXED. > > PWM, Beagle Bone > > > > Meanwhile I got an answer at: github.com cdsteinkuehler > > beaglebone-universal-io > > Though, I used the SDcard, the u-boot @ 2016 from eMMC took over. I > dd-it > > and wipe it. > > > > > > For: EHRPWM1A P9_14 > > the sys file is: /sys/class/pwm/pwmchip3 > > echo 0 > export > > > > > > > > EHRPWM1B P9_16 > > the sys file is: /sys/class/pwm/pwmchip3 > > echo 1 > export > > > > > > > > cd /sys/class/pwm/pwmchip3 > > echo 0 > export > > echo 1 > export > > echo 20000 > pwm0/period > > echo 10000 > pwm0/duty_cycle # P9_14 > > echo 1 > pwm0/enable > > > > echo 20000 > pwm1/period > > echo 10000 > pwm1/duty_cycle # P9_16 > > echo 1 > pwm1/enable > > > Be careful, "pwmchip3" is not set in stone, and can move between > reboots/kernel/etc... > > For P9_14/P9_16 go thru: > > /sys/devices/platform/ocp/48302000.epwmss/48302200.pwm/pwm/pwmchip*/ > > When you look at: > > /sys/class/pwm/pwmchip3/ you see it symlinks back to above.. > > Regards, > > -- > Robert Nelson > https://rcn-ee.com/ > -- 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/245f6919-7c9e-4a2b-9c0a-acbec0c539d7%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
