mirror of
https://github.com/fhem/fhem-mirror.git
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3b4522b445
git-svn-id: https://svn.fhem.de/fhem/trunk/fhem@2627 2b470e98-0d58-463d-a4d8-8e2adae1ed80
118 lines
2.9 KiB
Perl
Executable File
118 lines
2.9 KiB
Perl
Executable File
#############################################
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package main;
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use strict;
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use warnings;
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use Device::Firmata;
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use Device::Firmata::Constants qw/ :all /;
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#####################################
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sub
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FRM_AD_Initialize($)
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{
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my ($hash) = @_;
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$hash->{GetFn} = "FRM_AD_Get";
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$hash->{DefFn} = "FRM_Client_Define";
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$hash->{InitFn} = "FRM_AD_Init";
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$hash->{UndefFn} = "FRM_AD_Undef";
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$hash->{AttrList} = "IODev loglevel:0,1,2,3,4,5 $main::readingFnAttributes";
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}
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sub
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FRM_AD_Init($$)
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{
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my ($hash,$args) = @_;
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if (FRM_Init_Pin_Client($hash,$args,PIN_ANALOG)) {
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my $firmata = $hash->{IODev}->{FirmataDevice};
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$firmata->observe_analog($hash->{PIN},\&FRM_AD_observer,$hash);
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$main::defs{$hash->{NAME}}{resolution}=$firmata->{metadata}{analog_resolutions}{$hash->{PIN}} if (defined $firmata->{metadata}{analog_resolutions});
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main::readingsSingleUpdate($hash,"state","Initialized",1);
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return undef;
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}
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return 1;
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}
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sub
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FRM_AD_observer
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{
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my ($pin,$old,$new,$hash) = @_;
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main::Log(6,"onAnalogMessage for pin ".$pin.", old: ".(defined $old ? $old : "--").", new: ".(defined $new ? $new : "--"));
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main::readingsSingleUpdate($hash,"state",$new, 1);
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}
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sub
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FRM_AD_Get($)
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{
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my ($hash,@a) = @_;
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my $iodev = $hash->{IODev};
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my $name = shift @a;
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return $name." no IODev assigned" if (!defined $iodev);
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return $name.", ".$iodev->{NAME}." is not connected" if (!(defined $iodev->{FirmataDevice} and defined $iodev->{FD}));
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my $cmd = shift @a;
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my $ret;
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ARGUMENT_HANDLER: {
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$cmd eq "reading" and do {
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$ret = $iodev->{FirmataDevice}->analog_read($hash->{PIN});
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last;
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};
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$ret = "unknown command ".$cmd;
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}
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return $ret;
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}
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sub
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FRM_AD_Undef($$)
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{
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my ($hash, $name) = @_;
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}
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1;
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=pod
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=begin html
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<a name="FRM_AD"></a>
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<h3>FRM_AD</h3>
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<ul>
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represents a pin of an <a href="http://www.arduino.cc">Arduino</a> running <a href="http://www.firmata.org">Firmata</a>
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configured for analog input.<br>
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The value read is stored in reading 'state'. Range is from 0 to 1023 (10 Bit)<br>
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Requires a defined <a href="#FRM">FRM</a>-device to work.<br><br>
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<a name="FRM_ADdefine"></a>
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<b>Define</b>
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<ul>
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<code>define <name> FRM_AD <pin></code> <br>
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Defines the FRM_AD device. <pin> is the arduino-pin to use.
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</ul>
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<br>
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<a name="FRM_ADset"></a>
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<b>Set</b><br>
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<ul>
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N/A<br>
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</ul><br>
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<a name="FRM_ADget"></a>
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<b>Get</b><br>
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<ul>
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<li>reading<br>
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returns the voltage-level read on the arduino-pin. Values range from 0 to 1023.<br></li>
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</ul><br>
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<a name="FRM_ADattr"></a>
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<b>Attributes</b><br>
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<ul>
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<li><a href="#IODev">IODev</a><br>
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Specify which <a href="#FRM">FRM</a> to use. (Optional, only required if there is more
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than one FRM-device defined.)
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</li>
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<li><a href="#eventMap">eventMap</a><br></li>
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<li><a href="#readingFnAttributes">readingFnAttributes</a><br></li>
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</ul>
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</ul>
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<br>
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=end html
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=cut
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