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| author | Heinrich Schuchardt <heinrich.schuchardt@canonical.com> | 2022-12-16 03:50:39 +0300 |
|---|---|---|
| committer | Heinrich Schuchardt <heinrich.schuchardt@canonical.com> | 2022-12-20 18:06:48 +0300 |
| commit | ea58b9a404d4cf39a3bb314804f42b213eb6d896 (patch) | |
| tree | b374c20a3bedb6366168eb94efec1f9d8f5f8cb0 /doc/usage | |
| parent | 2243922edca9f56a9d5519b9d6e36f5d7a18434d (diff) | |
| download | u-boot-ea58b9a404d4cf39a3bb314804f42b213eb6d896.tar.xz | |
cmd: allow sound command to play multiple sounds
Currently the sound command accepts only one value each for duration and
frequency. Allowing more duration and frequency arguments enables playing a
tune.
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc/usage')
| -rw-r--r-- | doc/usage/cmd/sound.rst | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/doc/usage/cmd/sound.rst b/doc/usage/cmd/sound.rst index d3fac243b1..2cfe9b7ad1 100644 --- a/doc/usage/cmd/sound.rst +++ b/doc/usage/cmd/sound.rst @@ -10,12 +10,12 @@ Synopsis :: sound init - sound play [len [freq]] + sound play [[len freq] ...] [len [freq]] Description ----------- -The *sound* command is used to play a beep sound. +The *sound* command is used to play one or multiple beep sounds. sound init initializes the sound driver. @@ -30,6 +30,25 @@ len freq frequency of the sound in Hz, defaults to 400 Hz +Examples +-------- + +Beep at 400 Hz for 1000 ms:: + + sound play + +Beep at 400 Hz for 600 ms:: + + sound play 600 + +Beep at 500 Hz for 600 ms:: + + sound play 600 500 + +Play melody:: + + sound play 500 1047 500 880 500 0 500 1047 500 880 500 0 500 784 500 698 500 784 1000 698 + Configuration ------------- |