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618 lines
16 KiB
Perl
618 lines
16 KiB
Perl
# $Id$
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##############################################
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package main;
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use strict;
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use warnings;
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use Time::HiRes qw(gettimeofday);
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#use Switch;
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require "44_S7_Client.pm";
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my %gets = (
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# "libnodaveversion" => ""
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);
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sub _isfloat {
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my $val = shift;
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# return $val =~ m/^\d+.\d+$/;
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return $val =~ m/^[-+]?\d*\.?\d*$/;
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#[-+]?[0-9]*\.?[0-9]*
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}
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#####################################
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sub S7_ARead_Initialize($) {
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my $hash = shift @_;
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# Provider
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# Consumer
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$hash->{Match} = "^AR";
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$hash->{DefFn} = "S7_ARead_Define";
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$hash->{UndefFn} = "S7_ARead_Undef";
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$hash->{ParseFn} = "S7_ARead_Parse";
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$hash->{AttrFn} = "S7_ARead_Attr";
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$hash->{AttrList} = "IODev offset multiplicator " . $readingFnAttributes;
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main::LoadModule("S7");
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}
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#####################################
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sub S7_ARead_Define($$) {
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my ( $hash, $def ) = @_;
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my @a = split( "[ \t][ \t]*", $def );
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my ( $name, $area, $DB, $start, $datatype );
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$name = $a[0];
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AssignIoPort($hash);
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if ( uc $a[2] =~ m/^[NA](\d*)/ ) {
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my $Offset;
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$area = "db";
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$DB = 0;
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my $startposition;
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if ( uc $a[2] =~ m/^AI(\d*)/ ) {
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$startposition = 2;
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if ( defined($hash->{IODev}{S7TYPE}) && $hash->{IODev}{S7TYPE} eq "LOGO7" ) {
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$Offset = 926;
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}
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elsif ( defined($hash->{IODev}{S7TYPE}) && $hash->{IODev}{S7TYPE} eq "LOGO8" ) {
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$Offset = 1032;
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}
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else {
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my $msg =
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"wrong syntax : define <name> S7_ARead {inputs|outputs|flags|db} <DB> <address> \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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}
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elsif ( uc $a[2] =~ m/^AQ(\d*)/ ) {
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$startposition = 2;
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if ( defined($hash->{IODev}{S7TYPE}) && $hash->{IODev}{S7TYPE} eq "LOGO7" ) {
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$Offset = 944;
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}
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elsif ( defined($hash->{IODev}{S7TYPE}) && $hash->{IODev}{S7TYPE} eq "LOGO8" ) {
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$Offset = 1072;
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}
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else {
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my $msg =
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"wrong syntax : define <name> S7_ARead {inputs|outputs|flags|db} <DB> <address> \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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}
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elsif ( uc $a[2] =~ m/^AM(\d*)/ ) {
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$startposition = 2;
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if ( defined($hash->{IODev}{S7TYPE}) && $hash->{IODev}{S7TYPE} eq "LOGO7" ) {
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$Offset = 952;
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}
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elsif ( defined($hash->{IODev}{S7TYPE}) && $hash->{IODev}{S7TYPE} eq "LOGO8" ) {
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$Offset = 1118;
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}
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else {
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my $msg =
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"wrong syntax : define <name> S7_ARead {inputs|outputs|flags|db} <DB> <address> \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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}
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elsif ( uc $a[2] =~ m/^NAI(\d*)/ ) {
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$startposition = 3;
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if ( $hash->{IODev}{S7TYPE} eq "LOGO8" ) {
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$Offset = 1262;
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}
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else {
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my $msg =
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"wrong syntax : define <name> S7_ARead {inputs|outputs|flags|db} <DB> <address> \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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}
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elsif ( uc $a[2] =~ m/^NAQ(\d*)/ ) {
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$startposition = 3;
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if ( $hash->{IODev}{S7TYPE} eq "LOGO8" ) {
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$Offset = 1406;
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}
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else {
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my $msg =
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"wrong syntax : define <name> S7_ARead {inputs|outputs|flags|db} <DB> <address> \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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}
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else {
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my $msg =
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"wrong syntax : define <name> S7_ARead {inputs|outputs|flags|db} <DB> <address> \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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$start = $Offset + ((int( substr( $a[2], $startposition ) ) - 1)*2);
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$datatype = "u16";
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}
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else {
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$area = lc $a[2];
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$DB = $a[3];
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$start = $a[4];
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$datatype = lc $a[5];
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if ( $area ne "inputs"
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&& $area ne "outputs"
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&& $area ne "flags"
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&& $area ne "db" )
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{
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my $msg =
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"wrong syntax: define <name> S7_ARead {inputs|outputs|flags|db} <DB> <start> {u8|s8|u16|s16|u32|s32|float} \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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if ( $datatype ne "u8"
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&& $datatype ne "s8"
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&& $datatype ne "u16"
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&& $datatype ne "s16"
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&& $datatype ne "u32"
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&& $datatype ne "s32"
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&& $datatype ne "float" )
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{
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my $msg =
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"wrong syntax: define <name> S7_ARead {inputs|outputs|flags|db} <DB> <start> {u8|s8|u16|s16|u32|s32|float} \n Only for Logo7 or Logo8:\n define <name> S7_ARead {AI|AM|AQ|NAI|NAQ}";
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Log3 undef, 2, $msg;
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return $msg;
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}
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}
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$hash->{AREA} = $area;
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$hash->{DB} = $DB;
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$hash->{ADDRESS} = $start;
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$hash->{DATATYPE} = $datatype;
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if ( $datatype eq "u16" || $datatype eq "s16" ) {
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$hash->{LENGTH} = 2;
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}
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elsif ( $datatype eq "u32" || $datatype eq "s32" || $datatype eq "float" ) {
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$hash->{LENGTH} = 4;
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}
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else {
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$hash->{LENGTH} = 1;
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}
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my $ID = "$area $DB";
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if ( !defined( $modules{S7_ARead}{defptr}{$ID} ) ) {
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my @b = ();
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push( @b, $hash );
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$modules{S7_ARead}{defptr}{$ID} = \@b;
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}
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else {
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push( @{ $modules{S7_ARead}{defptr}{$ID} }, $hash );
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}
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$hash->{IODev}{dirty} = 1;
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Log3 $name, 4,
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"S7_ARead (" . $hash->{IODev}{NAME} . "): define $name Adress:$start";
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return undef;
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}
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#####################################
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sub S7_ARead_Undef($$) {
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my ( $hash, $name ) = @_;
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Log3 $name, 4,
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"S7_ARead ("
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. $hash->{IODev}{NAME}
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. "): undef "
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. $hash->{NAME}
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. " Adress:"
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. $hash->{ADDRESS};
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delete( $modules{S7_ARead}{defptr} );
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return undef;
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}
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#####################################
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sub S7_ARead_Parse($$) {
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my ( $hash, $rmsg ) = @_;
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my $name = $hash->{NAME};
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my @a = split( "[ \t][ \t]*", $rmsg );
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my @list;
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my ( $area, $DB, $start, $length, $datatype, $s7name, $hexbuffer,
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$clientNames );
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$area = lc $a[1];
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$DB = $a[2];
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$start = $a[3];
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$length = $a[4];
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$s7name = $a[5];
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$hexbuffer = $a[6];
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$clientNames = $a[7];
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my $ID = "$area $DB";
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Log3 $name, 5, "$name S7_ARead_Parse $rmsg";
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my @clientList = split( ",", $clientNames );
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if ( int(@clientList) > 0 ) {
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my @Writebuffer = unpack( "C" x $length,
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pack( "H2" x $length, split( ",", $hexbuffer ) ) );
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#my $b = pack( "C" x $length, @Writebuffer );
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my $now = gettimeofday();
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foreach my $clientName (@clientList) {
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my $h = $defs{$clientName};
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if ( $h->{TYPE} eq "S7_ARead"
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&& $start <= $h->{ADDRESS}
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&& $start + $length >= $h->{ADDRESS} + $h->{LENGTH} )
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{
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my $n = $h->{NAME}; #damit die werte im client gesetzt werden!
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push( @list, $n );
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#aktualisierung des wertes
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my $s = $h->{ADDRESS} - $start;
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my $myI;
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if ( $h->{DATATYPE} eq "u8" ) {
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$myI = $hash->{S7PLCClient}->ByteAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "s8" ) {
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$myI = $hash->{S7PLCClient}->ShortAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "u16" ) {
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$myI = $hash->{S7PLCClient}->WordAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "s16" ) {
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$myI = $hash->{S7PLCClient}->IntegerAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "u32" ) {
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$myI = $hash->{S7PLCClient}->DWordAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "s32" ) {
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$myI = $hash->{S7PLCClient}->DintAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "float" ) {
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$myI = $hash->{S7PLCClient}->FloatAt( \@Writebuffer, $s );
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}
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else {
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Log3 $name, 3,
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"$n S7_ARead: Parse unknown type : ("
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. $h->{DATATYPE} . ")";
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}
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#now we need to correct the analog value by the parameters attribute and offset
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my $offset = 0;
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if ( defined( $main::attr{$n}{offset} ) ) {
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$offset = $main::attr{$n}{offset};
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}
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my $multi = 1;
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if ( defined( $main::attr{$n}{multiplicator} ) ) {
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$multi = $main::attr{$n}{multiplicator};
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}
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$myI = $myI * $multi + $offset;
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my $reading="state";
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# main::readingsSingleUpdate( $h, $reading, $myI, 1 );
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#check event-onchange-reading
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#code wurde der datei fhem.pl funktion readingsBulkUpdate entnommen und adaptiert
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my $attreocr= AttrVal($h->{NAME}, "event-on-change-reading", undef);
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my @a;
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if($attreocr) {
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@a = split(/,/,$attreocr);
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$h->{".attreocr"} = \@a;
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}
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# determine whether the reading is listed in any of the attributes
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my @eocrv;
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my $eocr = $attreocr &&
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( @eocrv = grep { my $l = $_; $l =~ s/:.*//;
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($reading=~ m/^$l$/) ? $_ : undef} @a);
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# check if threshold is given
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my $eocrExists = $eocr;
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if( $eocr
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&& $eocrv[0] =~ m/.*:(.*)/ ) {
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my $threshold = $1;
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if($myI =~ m/([\d\.\-eE]+)/ && looks_like_number($1)) { #41083, #62190
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my $mv = $1;
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my $last_value = $h->{".attreocr-threshold$reading"};
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if( !defined($last_value) ) {
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# $h->{".attreocr-threshold$reading"} = $mv;
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} elsif( abs($mv - $last_value) < $threshold ) {
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$eocr = 0;
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} else {
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# $h->{".attreocr-threshold$reading"} = $mv;
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}
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}
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}
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my $changed = !($attreocr)
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|| ($eocr && ($myI ne ReadingsVal($h->{NAME},$reading,"")));
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my $attrminint = AttrVal($h->{NAME}, "event-min-interval", undef);
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my @aa;
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if($attrminint) {
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@aa = split(/,/,$attrminint);
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}
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my @v = grep { my $l = $_;
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$l =~ s/:.*//;
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($reading=~ m/^$l$/) ? $_ : undef
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} @aa;
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if(@v) {
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my (undef, $minInt) = split(":", $v[0]);
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my $le = $h->{".lastTime$reading"};
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if($le && $now-$le < $minInt) {
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if(!$eocr || ($eocr && $myI eq ReadingsVal($h->{NAME},$reading,""))){
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$changed = 0;
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#} else {
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# $hash->{".lastTime$reading"} = $now;
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}
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} else {
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#$hash->{".lastTime$reading"} = $now;
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$changed = 1 if($eocrExists);
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}
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}
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if ($changed == 1) {
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main::readingsSingleUpdate( $h, $reading, $myI, 1 );
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}
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}
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}
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}
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else {
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Log3 $name, 3, "$name S7_ARead_Parse going the save way ";
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if ( defined( $modules{S7_ARead}{defptr}{$ID} ) ) {
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foreach my $h ( @{ $modules{S7_ARead}{defptr}{$ID} } ) {
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if ( defined( $main::attr{ $h->{NAME} }{IODev} )
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&& $main::attr{ $h->{NAME} }{IODev} eq $name )
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{
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if ( $start <= $h->{ADDRESS}
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&& $start + $length >= $h->{ADDRESS} + $h->{LENGTH} )
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{
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my $n =
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$h->{NAME}; #damit die werte im client gesetzt werden!
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push( @list, $n );
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#aktualisierung des wertes
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my @Writebuffer = unpack( "C" x $length,
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pack( "H2" x $length, split( ",", $hexbuffer ) ) );
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my $s = $h->{ADDRESS} - $start;
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#my $b = pack( "C" x $length, @Writebuffer );
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my $myI;
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if ( $h->{DATATYPE} eq "u8" ) {
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$myI =
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$hash->{S7PLCClient}->ByteAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "s8" ) {
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$myI =
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$hash->{S7PLCClient}
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->ShortAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "u16" ) {
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$myI =
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$hash->{S7PLCClient}->WordAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "s16" ) {
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$myI =
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$hash->{S7PLCClient}
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->IntegerAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "u32" ) {
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$myI =
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$hash->{S7PLCClient}
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->DWordAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "s32" ) {
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$myI =
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$hash->{S7PLCClient}->DintAt( \@Writebuffer, $s );
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}
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elsif ( $h->{DATATYPE} eq "float" ) {
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$myI =
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$hash->{S7PLCClient}
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->FloatAt( \@Writebuffer, $s );
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}
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else {
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Log3 $name, 3,
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"$name S7_ARead: Parse unknown type : ("
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. $h->{DATATYPE} . ")";
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}
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#now we need to correct the analog value by the parameters attribute and offset
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my $offset = 0;
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if ( defined( $main::attr{$n}{offset} ) ) {
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$offset = $main::attr{$n}{offset};
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}
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my $multi = 1;
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if ( defined( $main::attr{$n}{multiplicator} ) ) {
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$multi = $main::attr{$n}{multiplicator};
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}
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$myI = $myI * $multi + $offset;
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#my $myResult;
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main::readingsSingleUpdate( $h, "state", $myI, 1 );
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# main::readingsSingleUpdate($h,"value",$myResult, 1);
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}
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}
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}
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}
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}
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if ( int(@list) == 0 ) {
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Log3 $name, 6, "S7_ARead: Parse no client found ($name) ...";
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push( @list, "" );
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}
|
||
|
||
return @list;
|
||
|
||
}
|
||
|
||
#####################################
|
||
|
||
sub S7_ARead_Attr(@) {
|
||
my ( $cmd, $name, $aName, $aVal ) = @_;
|
||
|
||
# $cmd can be "del" or "set"
|
||
# $name is device name
|
||
# aName and aVal are Attribute name and value
|
||
my $hash = $defs{$name};
|
||
if ( $cmd eq "set" ) {
|
||
if ( $aName eq "offset" || $aName eq "multiplicator" ) {
|
||
|
||
if ( !_isfloat($aVal) ) {
|
||
|
||
Log3 $name, 3,
|
||
"S7_ARead: Invalid $aName in attr $name $aName $aVal ($aVal is not a number): $@";
|
||
return "Invalid $aName $aVal: $aVal is not a number";
|
||
}
|
||
|
||
}
|
||
elsif ( $aName eq "IODev" ) {
|
||
if ( defined( $hash->{IODev} ) ) { #set old master device dirty
|
||
$hash->{IODev}{dirty} = 1;
|
||
}
|
||
if ( defined( $defs{$aVal} ) ) { #set new master device dirty
|
||
$defs{$aVal}{dirty} = 1;
|
||
}
|
||
Log3 $name, 4, "S7_ARead: IODev for $name is $aVal";
|
||
|
||
}
|
||
|
||
}
|
||
return undef;
|
||
}
|
||
|
||
1;
|
||
|
||
=pod
|
||
=item summary logical device for a analog reading from a S7/S5
|
||
=item summary_DE logisches Device für einen analogen Nur Lese Datenpunkt von einer S5 / S7
|
||
=begin html
|
||
|
||
<a name="S7_ARead"></a>
|
||
<h3>S7_ARead</h3>
|
||
<ul>
|
||
|
||
This module is a logical module of the physical module S7. <br>
|
||
This module provides analog data (signed / unsigned integer Values).<br>
|
||
Note: you have to configure a PLC reading at the physical module (S7) first.<br>
|
||
<br><br>
|
||
<b>Define</b><br>
|
||
<code>define <name> S7_ARead {inputs|outputs|flags|db} <DB> <start> {u8|s8|u16|s16|u32|s32}</code>
|
||
<br><br>
|
||
<ul>
|
||
<li>inputs|outputs|flags|db … defines where to read.</li>
|
||
<li>DB … Number of the DB</li>
|
||
<li>start … start byte of the reading</li>
|
||
<li>{u8|s8|u16|s16|u32|s32} … defines the datatype: </li>
|
||
<ul>
|
||
<li>u8 …. unsigned 8 Bit integer</li>
|
||
<li>s8 …. signed 8 Bit integer</li>
|
||
<li>u16 …. unsigned 16 Bit integer</li>
|
||
<li>s16 …. signed 16 Bit integer</li>
|
||
<li>u32 …. unsigned 32 Bit integer</li>
|
||
<li>s32 …. signed 32 Bit integer</li>
|
||
</ul>
|
||
Note: the required memory area (start – start + datatypelength) need to be with in the configured PLC reading of the physical module.
|
||
</ul>
|
||
<br>
|
||
<b>Attr</b><br>
|
||
The following parameters are used to scale every reading<br>
|
||
<ul>
|
||
<li>multiplicator</li>
|
||
<li>offset</li>
|
||
</ul>
|
||
|
||
newValue = <multiplicator> * Value + <offset>
|
||
</ul>
|
||
=end html
|
||
|
||
=begin html_DE
|
||
|
||
<a name="S7_ARead"></a>
|
||
<h3>S7_ARead</h3>
|
||
<ul>
|
||
|
||
This module is a logical module of the physical module S7. <br>
|
||
This module provides analog data (signed / unsigned integer Values).<br>
|
||
Note: you have to configure a PLC reading at the physical module (S7) first.<br>
|
||
<br><br>
|
||
<b>Define</b><br>
|
||
<code>define <name> S7_ARead {inputs|outputs|flags|db} <DB> <start> {u8|s8|u16|s16|u32|s32}</code>
|
||
<br><br>
|
||
<ul>
|
||
<li>inputs|outputs|flags|db … defines where to read.</li>
|
||
<li>DB … Number of the DB</li>
|
||
<li>start … start byte of the reading</li>
|
||
<li>{u8|s8|u16|s16|u32|s32} … defines the datatype: </li>
|
||
<ul>
|
||
<li>u8 …. unsigned 8 Bit integer</li>
|
||
<li>s8 …. signed 8 Bit integer</li>
|
||
<li>u16 …. unsigned 16 Bit integer</li>
|
||
<li>s16 …. signed 16 Bit integer</li>
|
||
<li>u32 …. unsigned 32 Bit integer</li>
|
||
<li>s32 …. signed 32 Bit integer</li>
|
||
<li>float …. 4 byte float </li>
|
||
</ul>
|
||
Note: the required memory area (start – start + datatypelength) need to be with in the configured PLC reading of the physical module.
|
||
</ul>
|
||
<b>Attr</b>
|
||
The following parameters are used to scale every reading
|
||
<ul>
|
||
<li>multiplicator</li>
|
||
<li>offset</li>
|
||
</ul>
|
||
newValue = <multiplicator> * Value + <offset>
|
||
</ul>
|
||
=end html_DE
|
||
|
||
=cut
|