Date: Wed, 6 Feb 2019 04:00:37 +0000 (UTC) From: Yuri Pankov <yuripv@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343826 - head/usr.sbin/pwm Message-ID: <201902060400.x1640bNA059401@repo.freebsd.org>
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Author: yuripv Date: Wed Feb 6 04:00:37 2019 New Revision: 343826 URL: https://svnweb.freebsd.org/changeset/base/343826 Log: pwm.8: fix markup in synopsis, add -f description Reviewed by: bcr, manu Differential revision: https://reviews.freebsd.org/D18829 Modified: head/usr.sbin/pwm/pwm.8 Modified: head/usr.sbin/pwm/pwm.8 ============================================================================== --- head/usr.sbin/pwm/pwm.8 Wed Feb 6 03:57:51 2019 (r343825) +++ head/usr.sbin/pwm/pwm.8 Wed Feb 6 04:00:37 2019 (r343826) @@ -22,7 +22,7 @@ .\" .\" $FreeBSD$ .\" -.Dd November 12, 2018 +.Dd January 12, 2019 .Dt PWM 8 .Os .Sh NAME @@ -44,20 +44,25 @@ .Nm .Op Fl f Ar device .Fl c Ar channel -.Fl p period +.Fl p Ar period .Nm .Op Fl f Ar device .Fl c Ar channel -.Fl d duty +.Fl d Ar duty .Sh DESCRIPTION The .Nm utility can be used to configure pwm controllers. .Pp The options are as follow: -.Bl -tag -width ".Fl f Ar device" +.Bl -tag -width "-c channel" .It Fl c Ar channel Channel number to operate on +.It Fl f Ar device +Device to operate on. +If not specified, +.Pa /dev/pwmc0 +is used. .It Fl E Enable the pwm channel .It Fl D @@ -73,16 +78,19 @@ Configure the duty (in nanoseconds or percentage) of t .Bl -bullet .It Show the configuration of the pwm channel: -.Pp +.Bd -literal pwm -f /dev/pwmc0 -C +.Ed .It Configure a 50000 ns period and a 25000 duty cycle: -.Pp +.Bd -literal pwm -f /dev/pwmc0 -p 50000 -d 25000 +.Ed .It Configure a 50% duty cycle: -.Pp +.Bd -literal pwm -f /dev/pwmc0 -d 50% +.Ed .El .Sh SEE ALSO .Xr pwm 9 ,
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