mirror of https://github.com/joan2937/pigpio
updated pigs.def for WVCAP and download.html for download version
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joan2937
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1c9b6e2790
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18e532b840
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@ -13,4 +13,10 @@ build
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dist
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*.egg-info
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wavepad_jitter.py
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# DOC files
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DOC/dbase/pigpio.sqlite.*
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DOC/tmp
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DOC/MAN/*
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!DOC/MAN/README*
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DOC/HTML/*.html
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Binary file not shown.
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@ -320,7 +320,7 @@ WVAG trips :: Add generic pulses to waveform :: gpioWaveAddGeneric
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WVAS u b db sb o bvs :: Add serial data to waveform :: gpioWaveAddSerial
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WVCRE :: Create a waveform :: gpioWaveCreate
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WVCAP :: Create a waveform of fixed size :: gpioWaveCreatePad
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WVCAP percent :: Create a waveform of fixed size :: gpioWaveCreatePad
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WVDEL wid :: Delete selected waveform :: gpioWaveDelete
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WVTX wid :: Transmits waveform once :: gpioWaveTxSend
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@ -2786,20 +2786,13 @@ ERROR: attempt to create an empty waveform
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WVCAP ::
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Similar to [*WVCRE*], this command creates a waveform but pads the consumed
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resources to a fixed size, specified as a percent of total resource.
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Padded waves of equal size can be re-cycled efficiently allowing newly
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created waves to re-use the resources of deleted waves of the same dimension.
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Create a waveform of fixed size. Similar to [*WVCRE*], this command creates a waveform but pads the consumed resources to a fixed size, specified as a [*percent*] of the total resources. Padded waves of equal size can be re-cycled efficiently allowing newly created waves to re-use the resources of deleted waves of the same dimension.
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Upon success a wave id (>=0) is returned. On error a negative status
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code will be returned.
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Upon success a wave id (>=0) is returned. On error a negative status code will be returned.
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The data provided by the [*WVAG*] and [*WVAS*] commands are
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consumed by this command.
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The data provided by the [*WVAG*] and [*WVAS*] commands are consumed by this command.
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As many waveforms may be created as there is space available.
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The wave id is passed to [*WVTX*] or [*WVTXR*] to specify the
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waveform to transmit.
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As many waveforms may be created as there is space available. The wave id is passed to [*WVTX*] or [*WVTXR*] to specify the waveform to transmit.
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Normal usage would be
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@ -2813,8 +2806,9 @@ Step 4. [*WVTX*] or [*WVTXR*] with the id of the waveform to transmit.
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Repeat steps 2 - 4 as needed.
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Step 5. Any wave id can now be deleted and another wave of the same size
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can be created in its place.
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Step 5. Any wave id can now be deleted and another wave of the same size can be created in its place.
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Example
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...
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# Create a wave that consumes 50% of the total resource:
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@ -3200,6 +3194,11 @@ must match an entry in /opt/pigpio/access.
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pdc :: hardware PWM dutycycle (0-1000000)
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The command expects a dutycycle.
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percent :: percent (1-100)
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The percent of wave resources to allocate to a wave. It can be useful
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to create waves of fixed sizes to prevent wave fragmentation (where
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there are plenty of resources but not a large enough contiguous space).
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pf :: hardware PWM frequency (1-125M, 1-187.5M for the BCM2711)
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The command expects a frequency.
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@ -1,7 +1,7 @@
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta name="generator" content="Bluefish 2.2.10" >
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<meta name="generator" content="Bluefish 2.2.11" >
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<meta content="text/html; charset=utf-8" http-equiv="Content-Type">
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<title>download</title>
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</head>
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@ -14,12 +14,14 @@ pigpiod).<br>
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compilation of pigpio.c, takes 100 seconds on early model
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Pis. Be patient. The overall install takes just over 3
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minutes.</span><br style="font-weight: bold;">
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<h3>Download and install (V75)<br></h3>
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<code>wget https://github.com/joan2937/pigpio/archive/v75.zip<br>
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unzip v75.zip<br>
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cd pigpio-75<br>
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<h3>Download and install latest version<br></h3>
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<code>
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wget https://github.com/joan2937/pigpio/archive/master.zip<br>
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unzip master.zip<br>
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cd pigpio-master<br>
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make<br>
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sudo make install<br></code><br>
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sudo make install<br>
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</code>
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<br>
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If the Python part of the install fails it may be because you need
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the setup tools.<br>
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34
pigs.1
34
pigs.1
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@ -548,8 +548,8 @@ Add serial data to waveform
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.B WVCRE
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Create a waveform
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.P
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.B WVCAP
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Create a waveform of fixed size
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.B WVCAP percent
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Create a waveform of fixed size
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.P
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.B WVDEL wid
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Delete selected waveform
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@ -5142,27 +5142,20 @@ ERROR: attempt to create an empty waveform
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.br
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.IP "\fBWVCAP \fP - Create a waveform of fixed size"
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.IP "\fBWVCAP percent\fP - Create a waveform of fixed size"
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.IP "" 4
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.br
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Similar to \fBWVCRE\fP, this command creates a waveform but pads the consumed
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resources to a fixed size, specified as a percent of total resource.
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Padded waves of equal size can be re-cycled efficiently allowing newly
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created waves to re-use the resources of deleted waves of the same dimension.
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Create a waveform of fixed size. Similar to \fBWVCRE\fP, this command creates a waveform but pads the consumed resources to a fixed size, specified as a \fBpercent\fP of the total resources. Padded waves of equal size can be re-cycled efficiently allowing newly created waves to re-use the resources of deleted waves of the same dimension.
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.br
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Upon success a wave id (>=0) is returned. On error a negative status
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code will be returned.
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Upon success a wave id (>=0) is returned. On error a negative status code will be returned.
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.br
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The data provided by the \fBWVAG\fP and \fBWVAS\fP commands are
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consumed by this command.
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The data provided by the \fBWVAG\fP and \fBWVAS\fP commands are consumed by this command.
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.br
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As many waveforms may be created as there is space available.
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The wave id is passed to \fBWVTX\fP or \fBWVTXR\fP to specify the
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waveform to transmit.
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As many waveforms may be created as there is space available. The wave id is passed to \fBWVTX\fP or \fBWVTXR\fP to specify the waveform to transmit.
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.br
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Normal usage would be
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@ -5183,8 +5176,10 @@ Step 4. \fBWVTX\fP or \fBWVTXR\fP with the id of the waveform to transmit.
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Repeat steps 2 - 4 as needed.
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.br
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Step 5. Any wave id can now be deleted and another wave of the same size
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can be created in its place.
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Step 5. Any wave id can now be deleted and another wave of the same size can be created in its place.
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.br
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Example
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.br
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@ -5881,6 +5876,13 @@ The command expects a dutycycle.
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.br
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.IP "\fBpercent\fP - percent (1-100)" 0
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The percent of wave resources to allocate to a wave. It can be useful
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to create waves of fixed sizes to prevent wave fragmentation (where
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there are plenty of resources but not a large enough contiguous space).
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.br
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.IP "\fBpf\fP - hardware PWM frequency (1-125M, 1-187.5M for the BCM2711)" 0
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The command expects a frequency.
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