Thanks ! On Tuesday, September 15, 2020 at 10:48:01 PM UTC+2, RobertCNelson wrote: > > On Tue, Sep 15, 2020 at 2:02 PM Pavel Yermolenko <[email protected] > <javascript:>> wrote: > > > > Hello, > > > > I connected two pins on P9 header to EHRPWM0 peripheral (channels A and > B). > > Channel A is visible whereas B not. > > > > debian@beaglebone:/sys/class/pwm/pwmchip1$ sudo show-pins | sort > > ...... > > P9.21 / spi boot in 85 fast rx down 3 pwm 0 out B > ocp/P9_21_pinmux (pinmux_P9_21_pwm_pin) > > P9.22 / spi boot clk 84 fast rx down 3 pwm 0 out A > ocp/P9_22_pinmux (pinmux_P9_22_pwm_pin) > > ...... > > > > debian@beaglebone:/sys/class/pwm/pwmchip1$ ls > > device export npwm power pwm-1:0 subsystem uevent unexport > > debian@beaglebone:/sys/class/pwm/pwmchip1$ > > > > pwm-1:1 is missed. Why ? > > Did you export channel 1? > > debian@bbb-pwr01-ser09:/sys/class/pwm/pwmchip1$ echo 0 > export > debian@bbb-pwr01-ser09:/sys/class/pwm/pwmchip1$ echo 1 > export > > 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/7cd5a198-55fc-443a-a42a-0603bf19d533o%40googlegroups.com.
