/
10_FRM.pm
executable file
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/
10_FRM.pm
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##############################################
# $Id: 10_FRM.pm 9258 2015-09-15 20:45:18Z klauswitt $
##############################################
package main;
use vars qw{%attr %defs};
use strict;
use warnings;
use GPUtils qw(:all);
#add FHEM/lib to @INC if it's not allready included. Should rather be in fhem.pl than here though...
BEGIN {
if (!grep(/FHEM\/lib$/,@INC)) {
foreach my $inc (grep(/FHEM$/,@INC)) {
push @INC,$inc."/lib";
};
};
};
use Device::Firmata::Constants qw/ :all /;
use Device::Firmata::Protocol;
use Device::Firmata::Platform;
sub FRM_Set($@);
sub FRM_Attr(@);
my %sets = (
"reset" => "",
"reinit" => ""
);
my %gets = (
"firmware" => "",
"version" => ""
);
my @clients = qw(
FRM_IN
FRM_OUT
FRM_AD
FRM_PWM
FRM_I2C
FRM_SERVO
FRM_RGB
FRM_ROTENC
FRM_STEPPER
OWX
OWX_ASYNC
I2C_LCD
I2C_DS1307
I2C_PC.*
I2C_MCP23.*
I2C_SHT21
I2C_BMP180
I2C_TSL2561
FRM_LCD
);
#####################################
sub FRM_Initialize($) {
my $hash = shift @_;
require "$main::attr{global}{modpath}/FHEM/DevIo.pm";
# Provider
$hash->{Clients} = join (':',@clients);
$hash->{ReadyFn} = "FRM_Ready";
$hash->{ReadFn} = "FRM_Read";
$hash->{I2CWrtFn} = "FRM_I2C_Write";
$hash->{IOOpenFn} = "FRM_Serial_Open";
$hash->{IOWriteFn} = "FRM_Serial_Write";
$hash->{IOCloseFn} = "FRM_Serial_Close";
# Consumer
$hash->{DefFn} = "FRM_Define";
$hash->{UndefFn} = "FRM_Undef";
$hash->{GetFn} = "FRM_Get";
$hash->{SetFn} = "FRM_Set";
$hash->{AttrFn} = "FRM_Attr";
$hash->{NotifyFn} = "FRM_Notify";
$hash->{AttrList} = "model:nano dummy:1,0 sampling-interval i2c-config software-serial-config $main::readingFnAttributes";
}
#####################################
sub FRM_Define($$) {
my ( $hash, $def ) = @_;
my ($name, $type, $dev, $global) = split("[ \t]+", $def);
$hash->{DeviceName} = $dev;
$hash->{NOTIFYDEV} = "global";
if ( $dev eq "none" ) {
Log3 $name,3,"device is none, commands will be echoed only";
$main::attr{$name}{dummy} = 1;
}
if ($main::init_done) {
return FRM_Start($hash);
}
return undef;
}
#####################################
sub FRM_Undef($) {
my $hash = shift;
FRM_forall_clients($hash,\&FRM_Client_Unassign,undef);
if (defined $hash->{DeviceName}) {
DevIo_Disconnected($hash);
};
TcpServer_Close($hash);
foreach my $d ( sort keys %main::defs ) { # close and dispose open tcp-connection (if any) to free open filedescriptors
if ( defined( my $dev = $main::defs{$d} )) {
if ( defined( $main::defs{$d}{SNAME} )
&& $main::defs{$d}{SNAME} eq $hash->{NAME}) {
FRM_Tcp_Connection_Close($main::defs{$d});
}
}
}
FRM_FirmataDevice_Close($hash);
return undef;
}
sub FRM_Start {
my ($hash) = @_;
my ($dev, $global) = split("[ \t]+", $hash->{DEF});
$hash->{DeviceName} = $dev;
my $isServer = 1 if($dev && $dev =~ m/^(IPV6:)?\d+$/);
# my $isClient = 1 if($dev && $dev =~ m/^(IPV6:)?.*:\d+$/);
# return "Usage: define <name> FRM {<device>[@<baudrate>] | [IPV6:]<tcp-portnr> [global]}"
# if(!($isServer || $isClient) ||
# ($isClient && $global) ||
# ($global && $global ne "global"));
# Make sure that fhem only runs once
if($isServer) {
my $ret = TcpServer_Open($hash, $dev, $global);
if (!$ret) {
readingsSingleUpdate($hash, 'state', "listening", 1);
}
return $ret;
}
DevIo_CloseDev($hash);
my $ret = DevIo_OpenDev($hash, 0, "FRM_DoInit");
return $ret;
}
sub FRM_Notify {
my ($hash,$dev) = @_;
my $name = $hash->{NAME};
my $type = $hash->{TYPE};
if( grep(m/^(INITIALIZED|REREADCFG)$/, @{$dev->{CHANGED}}) ) {
FRM_Start($hash);
} elsif( grep(m/^SAVE$/, @{$dev->{CHANGED}}) ) {
}
}
#####################################
sub FRM_is_firmata_connected {
my ($hash) = @_;
return defined($hash->{FirmataDevice}) && defined ($hash->{FirmataDevice}->{io});
}
#####################################
sub FRM_Set($@) {
my ($hash, @a) = @_;
return "Need at least one parameters" if(@a < 2);
return "Unknown argument $a[1], choose one of " . join(" ", sort keys %sets)
if(!defined($sets{$a[1]}));
my $command = $a[1];
my $value = $a[2];
COMMAND_HANDLER: {
$command eq "reset" and do {
return $hash->{NAME}." is not connected" unless (FRM_is_firmata_connected($hash) && (defined $hash->{FD} or ($^O=~/Win/ and defined $hash->{USBDev})));
$hash->{FirmataDevice}->system_reset();
if (defined $hash->{SERVERSOCKET}) {
# dispose preexisting connections
foreach my $e ( sort keys %main::defs ) {
if ( defined( my $dev = $main::defs{$e} )) {
if ( defined( $dev->{SNAME} ) && ( $dev->{SNAME} eq $hash->{NAME} )) {
FRM_Tcp_Connection_Close($dev);
}
}
}
FRM_FirmataDevice_Close($hash);
last;
} else {
DevIo_CloseDev($hash);
FRM_FirmataDevice_Close($hash);
return DevIo_OpenDev($hash, 0, "FRM_DoInit");
}
};
$command eq "reinit" and do {
FRM_forall_clients($hash,\&FRM_Init_Client,undef);
last;
};
}
return undef;
}
#####################################
sub FRM_Get($@) {
my ($hash, @a) = @_;
return "Need at least one parameters" if(@a < 2);
return "Unknown argument $a[1], choose one of " . join(" ", sort keys %gets)
if(!defined($gets{$a[1]}));
my $name = shift @a;
my $cmd = shift @a;
ARGUMENT_HANDLER: {
$cmd eq "firmware" and do {
if (FRM_is_firmata_connected($hash)) {
return $hash->{FirmataDevice}->{metadata}->{firmware};
} else {
return "not connected to FirmataDevice";
}
};
$cmd eq "version" and do {
if (FRM_is_firmata_connected($hash)) {
return $hash->{FirmataDevice}->{metadata}->{firmware_version};
} else {
return "not connected to FirmataDevice";
}
};
}
}
#####################################
# called from the global loop, when the select for hash->{FD} reports data
sub FRM_Read($) {
my ( $hash ) = @_;
if($hash->{SERVERSOCKET}) { # Accept and create a child
my $chash = TcpServer_Accept($hash, "FRM");
return if(!$chash);
$chash->{DeviceName}=$hash->{PORT}; # required for DevIo_CloseDev and FRM_Ready
$chash->{TCPDev}=$chash->{CD};
# dispose preexisting connections
foreach my $e ( sort keys %main::defs ) {
if ( defined( my $dev = $main::defs{$e} )) {
if ( $dev != $chash && defined( $dev->{SNAME} ) && ( $dev->{SNAME} eq $chash->{SNAME} )) {
FRM_Tcp_Connection_Close($dev);
}
}
}
FRM_FirmataDevice_Close($hash);
FRM_DoInit($chash);
return;
}
my $device = $hash->{FirmataDevice} or return;
$device->poll();
}
sub FRM_Ready($) {
my ($hash) = @_;
my $name = $hash->{NAME};
if ($name=~/^^FRM:.+:\d+$/) { # this is a closed tcp-connection, remove it
FRM_Tcp_Connection_Close($hash);
FRM_FirmataDevice_Close($hash);
}
return DevIo_OpenDev($hash, 1, "FRM_DoInit") if($hash->{STATE} eq "disconnected");
# This is relevant for windows/USB only
my $po = $hash->{USBDev};
my ($BlockingFlags, $InBytes, $OutBytes, $ErrorFlags);
if($po) {
($BlockingFlags, $InBytes, $OutBytes, $ErrorFlags) = $po->status;
}
return ($InBytes && $InBytes>0);
}
sub FRM_Tcp_Connection_Close($) {
my $hash = shift;
TcpServer_Close($hash);
if ($hash->{SNAME}) {
my $shash = $main::defs{$hash->{SNAME}};
if (defined $shash) {
delete $shash->{SocketDevice} if (defined $shash->{SocketDevice});
readingsSingleUpdate($shash, 'state', "listening", 1);
}
}
my $dev = $hash->{DeviceName};
my $name = $hash->{NAME};
if (defined $name) {
delete $main::readyfnlist{"$name.$dev"} if (defined $dev);
delete $main::attr{$name};
delete $main::defs{$name};
}
return undef;
}
sub FRM_FirmataDevice_Close($) {
my $hash = shift;
my $device = $hash->{FirmataDevice};
if (defined $device) {
if (defined $device->{io}) {
delete $hash->{FirmataDevice}->{io}->{handle} if defined $hash->{FirmataDevice}->{io}->{handle};
delete $hash->{FirmataDevice}->{io};
}
delete $device->{protocol} if defined $device->{protocol};
delete $hash->{FirmataDevice};
}
}
sub FRM_Attr(@) {
my ($command,$name,$attribute,$value) = @_;
if ($command eq "set") {
$main::attr{$name}{$attribute}=$value;
if ($attribute eq "sampling-interval"
or $attribute eq "i2c-config") {
FRM_apply_attribute($main::defs{$name},$attribute);
}
}
}
sub FRM_apply_attribute {
my ($hash,$attribute) = @_;
my $firmata = $hash->{FirmataDevice};
my $name = $hash->{NAME};
if (defined $firmata) {
if ($attribute eq "sampling-interval") {
$firmata->sampling_interval(AttrVal($name,$attribute,"1000"));
} elsif ($attribute eq "i2c-config") {
my $i2cattr = AttrVal($name,$attribute,undef);
if (defined $i2cattr) {
my @a = split(" ", $i2cattr);
my $i2cpins = $firmata->{metadata}{i2c_pins};
my $err;
if (defined $i2cpins and scalar @$i2cpins) {
eval {
foreach my $i2cpin (@$i2cpins) {
$firmata->pin_mode($i2cpin,PIN_I2C);
}
$firmata->i2c_config(@a);
$firmata->observe_i2c(\&FRM_i2c_observer,$hash);
};
$err = $@ if ($@);
} else {
$err = "Error, arduino doesn't support I2C";
}
Log3 $name,2,$err if ($err);
}
}
}
}
sub FRM_DoInit($) {
my ($hash) = @_;
my $sname = $hash->{SNAME}; #is this a serversocket-connection?
my $shash = defined $sname ? $main::defs{$sname} : $hash;
my $name = $shash->{NAME};
my $firmata_io = Firmata_IO->new($hash,$name);
my $device = Device::Firmata::Platform->attach($firmata_io) or return 1;
$shash->{FirmataDevice} = $device;
if (defined $sname) {
$shash->{SocketDevice} = $hash;
#as FRM_Read gets the connected socket hash, but calls firmatadevice->poll():
$hash->{FirmataDevice} = $device;
}
$device->observe_string(\&FRM_string_observer,$shash);
my $found; # we cannot call $device->probe() here, as it doesn't select before read, so it would likely cause IODev to close the connection on the first attempt to read from empty stream
my $endTicks = time+5;
my $queryTicks = time+2;
$device->system_reset();
delete $main::defs{$name}{firmware};
delete $main::defs{$name}{firmware_version};
delete $main::defs{$name}{protocol_version};
delete $main::defs{$name}{input_pins};
delete $main::defs{$name}{input_pins};
delete $main::defs{$name}{output_pins};
delete $main::defs{$name}{analog_pins};
delete $main::defs{$name}{pwm_pins};
delete $main::defs{$name}{servo_pins};
delete $main::defs{$name}{i2c_pins};
delete $main::defs{$name}{onewire_pins};
delete $main::defs{$name}{encoder_pins};
delete $main::defs{$name}{stepper_pins};
delete $main::defs{$name}{serial_pins};
delete $main::defs{$name}{analog_resolutions};
delete $main::defs{$name}{pwm_resolutions};
delete $main::defs{$name}{servo_resolutions};
delete $main::defs{$name}{encoder_resolutions};
delete $main::defs{$name}{stepper_resolutions};
delete $main::defs{$name}{serial_resolutions};
do {
FRM_poll($shash);
if ($device->{metadata}{firmware} && $device->{metadata}{firmware_version}) {
$main::defs{$name}{firmware} = $device->{metadata}{firmware};
$main::defs{$name}{firmware_version} = $device->{metadata}{firmware_version};
$main::defs{$name}{protocol_version} = $device->{protocol}->get_max_supported_protocol_version($device->{metadata}{protocol_version});
Log3 $name,3,"Firmata Firmware Version: ".$device->{metadata}{firmware}." ".$device->{metadata}{firmware_version}." (using Protocol Version: ".$main::defs{$name}{protocol_version}.")";
$device->analog_mapping_query();
$device->capability_query();
do {
FRM_poll($shash);
if ($device->{metadata}{analog_mappings} and $device->{metadata}{capabilities}) {
my $inputpins = $device->{metadata}{input_pins};
$main::defs{$name}{input_pins} = join(",", sort{$a<=>$b}(@$inputpins)) if (defined $inputpins and scalar @$inputpins);
my $outputpins = $device->{metadata}{output_pins};
$main::defs{$name}{output_pins} = join(",", sort{$a<=>$b}(@$outputpins)) if (defined $outputpins and scalar @$outputpins);
my $analogpins = $device->{metadata}{analog_pins};
$main::defs{$name}{analog_pins} = join(",", sort{$a<=>$b}(@$analogpins)) if (defined $analogpins and scalar @$analogpins);
my $pwmpins = $device->{metadata}{pwm_pins};
$main::defs{$name}{pwm_pins} = join(",", sort{$a<=>$b}(@$pwmpins)) if (defined $pwmpins and scalar @$pwmpins);
my $servopins = $device->{metadata}{servo_pins};
$main::defs{$name}{servo_pins} = join(",", sort{$a<=>$b}(@$servopins)) if (defined $servopins and scalar @$servopins);
my $i2cpins = $device->{metadata}{i2c_pins};
$main::defs{$name}{i2c_pins} = join(",", sort{$a<=>$b}(@$i2cpins)) if (defined $i2cpins and scalar @$i2cpins);
my $onewirepins = $device->{metadata}{onewire_pins};
$main::defs{$name}{onewire_pins} = join(",", sort{$a<=>$b}(@$onewirepins)) if (defined $onewirepins and scalar @$onewirepins);
my $encoderpins = $device->{metadata}{encoder_pins};
$main::defs{$name}{encoder_pins} = join(",", sort{$a<=>$b}(@$encoderpins)) if (defined $encoderpins and scalar @$encoderpins);
my $stepperpins = $device->{metadata}{stepper_pins};
$main::defs{$name}{stepper_pins} = join(",", sort{$a<=>$b}(@$stepperpins)) if (defined $stepperpins and scalar @$stepperpins);
my $serialpins = $device->{metadata}{serial_pins};
$main::defs{$name}{serial_pins} = join(",", sort{$a<=>$b}(@$serialpins)) if (defined $serialpins and scalar @$serialpins);
if (defined $device->{metadata}{analog_resolutions}) {
my @analog_resolutions;
foreach my $pin (sort{$a<=>$b}(keys %{$device->{metadata}{analog_resolutions}})) {
push @analog_resolutions,$pin.":".$device->{metadata}{analog_resolutions}{$pin};
}
$main::defs{$name}{analog_resolutions} = join(",",@analog_resolutions) if (scalar @analog_resolutions);
}
if (defined $device->{metadata}{pwm_resolutions}) {
my @pwm_resolutions;
foreach my $pin (sort{$a<=>$b}(keys %{$device->{metadata}{pwm_resolutions}})) {
push @pwm_resolutions,$pin.":".$device->{metadata}{pwm_resolutions}{$pin};
}
$main::defs{$name}{pwm_resolutions} = join(",",@pwm_resolutions) if (scalar @pwm_resolutions);
}
if (defined $device->{metadata}{servo_resolutions}) {
my @servo_resolutions;
foreach my $pin (sort{$a<=>$b}(keys %{$device->{metadata}{servo_resolutions}})) {
push @servo_resolutions,$pin.":".$device->{metadata}{servo_resolutions}{$pin};
}
$main::defs{$name}{servo_resolutions} = join(",",@servo_resolutions) if (scalar @servo_resolutions);
}
if (defined $device->{metadata}{encoder_resolutions}) {
my @encoder_resolutions;
foreach my $pin (sort{$a<=>$b}(keys %{$device->{metadata}{encoder_resolutions}})) {
push @encoder_resolutions,$pin.":".$device->{metadata}{encoder_resolutions}{$pin};
}
$main::defs{$name}{encoder_resolutions} = join(",",@encoder_resolutions) if (scalar @encoder_resolutions);
}
if (defined $device->{metadata}{stepper_resolutions}) {
my @stepper_resolutions;
foreach my $pin (sort{$a<=>$b}(keys %{$device->{metadata}{stepper_resolutions}})) {
push @stepper_resolutions,$pin.":".$device->{metadata}{stepper_resolutions}{$pin};
}
$main::defs{$name}{stepper_resolutions} = join(",",@stepper_resolutions) if (scalar @stepper_resolutions);
}
if (defined $device->{metadata}{serial_resolutions}) {
my @serial_resolutions;
foreach my $pin (sort{$a<=>$b}(keys %{$device->{metadata}{serial_resolutions}})) {
push @serial_resolutions,$pin.":".$device->{metadata}{serial_resolutions}{$pin};
}
$main::defs{$name}{serial_resolutions} = join(",",@serial_resolutions) if (scalar @serial_resolutions);
}
$found = 1;
} else {
select (undef,undef,undef,0.01);
}
} while (time < $endTicks and !$found);
$found = 1;
} else {
select (undef,undef,undef,0.01);
if (time > $queryTicks) {
Log3 $name,3,"querying Firmata Versions";
$device->firmware_version_query();
$device->protocol_version_query();
$queryTicks++;
}
}
} while (time < $endTicks and !$found);
if ($found) {
FRM_apply_attribute($shash,"sampling-interval");
FRM_apply_attribute($shash,"i2c-config");
FRM_serial_setup($shash);
FRM_forall_clients($shash,\&FRM_Init_Client,undef);
readingsSingleUpdate($shash, 'state', "Initialized", 1);
return undef;
}
if (defined $shash->{SERVERSOCKET}) {
Log3 $name, 3, "no response from Firmata, closing connection";
foreach my $e ( sort keys %main::defs ) {
if ( defined( my $dev = $main::defs{$e} )) {
if ( defined( $dev->{SNAME} ) && ( $dev->{SNAME} eq $shash->{NAME} )) {
FRM_Tcp_Connection_Close($dev);
}
}
}
FRM_FirmataDevice_Close($shash);
} else {
Log3 $name, 3, "no response from Firmata, closing DevIo";
DevIo_Disconnected($shash);
delete $shash->{FirmataDevice};
delete $shash->{SocketDevice};
}
return "FirmataDevice not responding";
}
sub
FRM_forall_clients($$$)
{
my ($hash,$fn,$args) = @_;
foreach my $d ( sort keys %main::defs ) {
if ( defined( $main::defs{$d} )
&& defined( $main::defs{$d}{IODev} )
&& $main::defs{$d}{IODev} == $hash ) {
&$fn($main::defs{$d},$args);
}
}
return undef;
}
sub
FRM_Init_Client($@) {
my ($hash,$args) = @_;
if (!defined $args and defined $hash->{DEF}) {
my @a = split("[ \t][ \t]*", $hash->{DEF});
$args = \@a;
}
my $name = $hash->{NAME};
my $ret = CallFn($name,"InitFn",$hash,$args);
if ($ret) {
Log3 $name,2,"error initializing '".$hash->{NAME}."': ".$ret;
}
}
sub
FRM_Init_Pin_Client($$$) {
my ($hash,$args,$mode) = @_;
my $u = "wrong syntax: define <name> FRM_XXX pin";
return $u unless defined $args and int(@$args) > 0;
my $pin = @$args[0];
$hash->{PIN} = $pin;
eval {
FRM_Client_AssignIOPort($hash);
FRM_Client_FirmataDevice($hash)->pin_mode($pin,$mode);
};
if ($@) {
readingsSingleUpdate($hash, 'state', "error initializing: pin $pin", 1);
$@ =~ /^(.*)( at.*FHEM.*)$/;
return $1;
}
return undef;
}
sub
FRM_Client_Define($$)
{
my ($hash, $def) = @_;
my @a = split("[ \t][ \t]*", $def);
readingsSingleUpdate($hash, 'state', "defined", 1);
if ($main::init_done) {
eval {
FRM_Init_Client($hash,[@a[2..scalar(@a)-1]]);
};
if ($@) {
$@ =~ /^(.*)( at.*FHEM.*)$/;
return $1;
}
}
return undef;
}
sub
FRM_Client_Undef($$)
{
my ($hash, $name) = @_;
my $pin = $hash->{PIN};
eval {
my $firmata = FRM_Client_FirmataDevice($hash);
$firmata->pin_mode($pin,PIN_ANALOG);
};
if ($@) {
eval {
my $firmata = FRM_Client_FirmataDevice($hash);
$firmata->pin_mode($pin,PIN_INPUT);
$firmata->digital_write($pin,0);
};
}
return undef;
}
sub
FRM_Client_Unassign($)
{
my ($dev) = @_;
delete $dev->{IODev} if defined $dev->{IODev};
readingsSingleUpdate($dev, 'state', "defined", 1);
}
sub
FRM_Client_AssignIOPort($@)
{
my ($hash,$iodev) = @_;
my $name = $hash->{NAME};
AssignIoPort($hash,defined $iodev ? $iodev : AttrVal($hash->{NAME},"IODev",undef));
die "unable to assign IODev to '$name'" unless defined ($hash->{IODev});
if (defined($hash->{IODev}->{SNAME})) {
$hash->{IODev} = $main::defs{$hash->{IODev}->{SNAME}};
$attr{$name}{IODev} = $hash->{IODev}{NAME};
}
foreach my $d ( sort keys %main::defs ) {
if ( defined( my $dev = $main::defs{$d} )) {
if ( $dev != $hash
&& defined( $dev->{IODev} )
&& defined( $dev->{PIN} )
&& $dev->{IODev} == $hash->{IODev}
&& defined( $hash->{PIN})
&& grep {$_ == $hash->{PIN}} split(" ",$dev->{PIN}) ) {
delete $hash->{IODev};
delete $attr{$name}{IODev};
die "Device '$main::defs{$d}{NAME}' allready defined for pin $hash->{PIN}";
}
}
}
}
sub FRM_Client_FirmataDevice($) {
my $hash = shift;
my $iodev = $hash->{IODev};
die $hash->{NAME}." no IODev assigned" unless defined $iodev;
die $hash->{NAME}.", ".$iodev->{NAME}." is not connected" unless (defined $iodev->{FirmataDevice} and (defined $iodev->{FD} or ($^O=~/Win/ and defined $iodev->{USBDev})));
return $iodev->{FirmataDevice};
}
sub FRM_Catch($) {
my $exception = shift;
if ($exception) {
$exception =~ /^(.*)( at.*FHEM.*)$/;
return $1;
}
return undef;
}
package Firmata_IO;
sub new($$) {
my ($class,$hash,$name) = @_;
return bless {
hash => $hash,
name => $name,
}, $class;
}
sub data_write {
my ( $self, $buf ) = @_;
my $hash = $self->{hash};
main::Log3 $self->{name},5,"$self->{name} FRM:>".unpack "H*",$buf;
main::DevIo_SimpleWrite($hash,$buf,undef);
}
sub data_read {
my ( $self, $bytes ) = @_;
my $hash = $self->{hash};
my $string = main::DevIo_SimpleRead($hash);
if (defined $string ) {
main::Log3 $self->{name},5,"$self->{name} FRM:<".unpack "H*",$string;
}
return $string;
}
package main;
# im master muss eine I2CWrtFn definiert werden, diese wird vom client mit
# CallFn(<mastername>, "I2CWrtFn", <masterhash>, \%sendpackage);
# aufgerufen.
# Der Master muss mit AssignIoPort() dem Client zugeordnet werden;
# %sendpackage muss folgende keys enthalten:
#
# i2caddress => <xx>
# direction => <i2cwrite|i2cread>
# data => <xx [xx ...] (kann für read leer bleiben)>
#
# der Master fügt zu %sendpackage noch folgende keys hinzu:
#
# received (durch leerzeichen getrennte 1byte hexwerte)
# mastername_* (alle mit mastername_ beginnenden keys können als internal im client angelegt weden)
# unter anderem: mastername_SENDSTAT (enthält "Ok" wenn Übertragung erfolgreich)
#
# danach ruft er über:
# CallFn(<clientname>, "I2CRecFn", <clienthash>, $sendpackage);
# die I2CRecFn im client auf. Dort werden die Daten verarbeitet und
# im Master wird der Hash sendpackage gelöscht.
#
# $package->{i2caddress}; # single byte value
# $package->{direction}; # i2cread|i2cwrite
# $package->{data}; # space separated list of values
# $package->{reg}; # register
# $package->{nbyte}; # number of bytes to read
#
# $firmata->i2c_read($address,$register,$bytestoread);
# $firmata->i2c_write($address,@data);
sub FRM_I2C_Write
{
my ($hash,$package) = @_;
if (FRM_is_firmata_connected($hash)) {
my $firmata = $hash->{FirmataDevice};
COMMANDHANDLER: {
$package->{direction} eq "i2cwrite" and do {
if (defined $package->{reg}) {
$firmata->i2c_write($package->{i2caddress},$package->{reg},split(" ",$package->{data}));
} else {
$firmata->i2c_write($package->{i2caddress},split(" ",$package->{data}));
}
last;
};
$package->{direction} eq "i2cread" and do {
if (defined $package->{reg}) {
$firmata->i2c_readonce($package->{i2caddress},$package->{reg},defined $package->{nbyte} ? $package->{nbyte} : 1);
} else {
$firmata->i2c_readonce($package->{i2caddress},defined $package->{nbyte} ? $package->{nbyte} : 1);
}
last;
};
}
}
}
sub
FRM_i2c_observer
{
my ($data,$hash) = @_;
Log3 $hash->{NAME},5,"onI2CMessage address: '".$data->{address}."', register: '".$data->{register}."' data: [".(join(',',@{$data->{data}}))."]";
FRM_forall_clients($hash,\&FRM_i2c_update_device,$data);
}
sub FRM_i2c_update_device
{
my ($hash,$data) = @_;
if (defined $hash->{I2C_Address} and $hash->{I2C_Address} eq $data->{address}) {
CallFn($hash->{NAME}, "I2CRecFn", $hash, {
i2caddress => $data->{address},
direction => "i2cread",
reg => $data->{register},
nbyte => scalar(@{$data->{data}}),
received => join (' ',@{$data->{data}}),
$hash->{IODev}->{NAME}."_SENDSTAT" => "Ok",
});
} elsif (defined $hash->{"i2c-address"} && $hash->{"i2c-address"}==$data->{address}) {
my $replydata = $data->{data};
my @values = split(" ",ReadingsVal($hash->{NAME},"values",""));
splice(@values,$data->{register},@$replydata, @$replydata);
readingsBeginUpdate($hash);
$hash->{STATE}="active";
readingsBulkUpdate($hash,"values",join (" ",@values),1);
readingsEndUpdate($hash,1);
}
}
sub FRM_string_observer
{
my ($string,$hash) = @_;
Log3 $hash->{NAME},3,"received String_data: ".$string;
readingsSingleUpdate($hash,"error",$string,1);
}
sub FRM_serial_observer
{
my ($data,$hash) = @_;
#Log3 $hash->{NAME},5,"onSerialMessage port: '".$data->{port}."' data: [".(join(',',@{$data->{data}}))."]";
FRM_forall_clients($hash,\&FRM_serial_update_device,$data);
}
sub FRM_serial_update_device
{
my ($hash,$data) = @_;
if (defined $hash->{IODevPort} and $hash->{IODevPort} eq $data->{port}) {
my $buf = pack("C*", @{$data->{data}});
#Log3 $hash->{NAME},5,"FRM_serial_update_device port: " . length($buf) . " bytes on serial port " . $data->{port} . " for " . $hash->{NAME};
$hash->{IODevRxBuffer} = "" if (!defined($hash->{IODevRxBuffer}));
$hash->{IODevRxBuffer} = $hash->{IODevRxBuffer} . $buf;
CallFn($hash->{NAME}, "ReadFn", $hash);
}
}
sub FRM_serial_setup
{
my ($hash) = @_;
foreach my $port ( keys %{$hash->{SERIAL}} ) {
my $chash = $defs{$hash->{SERIAL}{$port}};
if (defined($chash)) {
FRM_Serial_Setup($chash);
}
}
}
sub FRM_poll
{
my ($hash) = @_;
if (defined $hash->{SocketDevice} and defined $hash->{SocketDevice}->{FD}) {
my ($rout, $rin) = ('', '');
vec($rin, $hash->{SocketDevice}->{FD}, 1) = 1;
my $nfound = select($rout=$rin, undef, undef, 0.1);
my $mfound = vec($rout, $hash->{SocketDevice}->{FD}, 1);
if($mfound && FRM_is_firmata_connected($hash)) {
$hash->{FirmataDevice}->poll();
}
return $mfound;
} elsif (defined $hash->{FD}) {
my ($rout, $rin) = ('', '');
vec($rin, $hash->{FD}, 1) = 1;
my $nfound = select($rout=$rin, undef, undef, 0.1);
my $mfound = vec($rout, $hash->{FD}, 1);
if($mfound && FRM_is_firmata_connected($hash)) {
$hash->{FirmataDevice}->poll();
}
return $mfound;
} else {
# This is relevant for windows/USB only
my $po = $hash->{USBDev};
my ($BlockingFlags, $InBytes, $OutBytes, $ErrorFlags);
if($po) {
($BlockingFlags, $InBytes, $OutBytes, $ErrorFlags) = $po->status;
}
if ($InBytes && $InBytes>0 && FRM_is_firmata_connected($hash)) {
$hash->{FirmataDevice}->poll();
}
}
}
######### following is code to be called from OWX: ##########
sub
FRM_OWX_Init($$)
{
my ($hash,$args) = @_;
my $ret = FRM_Init_Pin_Client($hash,$args,PIN_ONEWIRE);
return $ret if (defined $ret);
eval {
my $firmata = FRM_Client_FirmataDevice($hash);
my $pin = $hash->{PIN};
$hash->{FRM_OWX_CORRELATIONID} = 0;
$firmata->observe_onewire($pin,\&FRM_OWX_observer,$hash);
$hash->{FRM_OWX_REPLIES} = {};
$hash->{DEVS} = [];
if ( AttrVal($hash->{NAME},"buspower","") eq "parasitic" ) {
$firmata->onewire_config($pin,1);
}
};
return GP_Catch($@) if ($@);
ReadingsSingleUpdate($hash, 'state', "Initialized", 1);
InternalTimer(gettimeofday()+10, "OWX_Discover", $hash,0);
return undef;
}
sub FRM_OWX_observer
{
my ( $data,$hash ) = @_;
my $command = $data->{command};
COMMAND_HANDLER: {
$command eq "READ_REPLY" and do {
my $id = $data->{id};
my $request = (defined $id) ? $hash->{FRM_OWX_REQUESTS}->{$id} : undef;
unless (defined $request) {
return unless (defined $data->{device});
my $owx_device = FRM_OWX_firmata_to_device($data->{device});
my %requests = %{$hash->{FRM_OWX_REQUESTS}};
foreach my $key (keys %requests) {
if ($requests{$key}->{device} eq $owx_device) {
$request = $requests{$key};
$id = $key;
last;
};
};
};
return unless (defined $request);
my $owx_data = pack "C*",@{$data->{data}};
my $owx_device = $request->{device};
$hash->{FRM_OWX_REPLIES}->{$owx_device} = $owx_data;
delete $hash->{FRM_OWX_REQUESTS}->{$id};
last;
};
($command eq "SEARCH_REPLY" or $command eq "SEARCH_ALARMS_REPLY") and do {
my @owx_devices = ();
foreach my $device (@{$data->{devices}}) {
push @owx_devices, FRM_OWX_firmata_to_device($device);
}
if ($command eq "SEARCH_REPLY") {
$hash->{DEVS} = \@owx_devices;
#$main::attr{$hash->{NAME}}{"ow-devices"} = join " ",@owx_devices;
} else {
$hash->{ALARMDEVS} = \@owx_devices;
}
last;
};
}
}
########### functions implementing interface to OWX ##########
sub FRM_OWX_device_to_firmata
{
my @device;
foreach my $hbyte (unpack "A2xA2A2A2A2A2A2xA2", shift) {
push @device, hex $hbyte;
}
return {
family => shift @device,
crc => pop @device,
identity => \@device,
}
}
sub FRM_OWX_firmata_to_device
{
my $device = shift;
return sprintf ("%02X.%02X%02X%02X%02X%02X%02X.%02X",$device->{family},@{$device->{identity}},$device->{crc});
}
sub FRM_OWX_Verify {
my ($hash,$dev) = @_;
foreach my $found (@{$hash->{DEVS}}) {
if ($dev eq $found) {
return 1;
}
}
return 0;
}
sub FRM_OWX_Alarms {
my ($hash) = @_;
my $ret = eval {
my $firmata = FRM_Client_FirmataDevice($hash);
my $pin = $hash->{PIN};
return 0 unless ( defined $firmata and defined $pin );
$hash->{ALARMDEVS} = undef;
$firmata->onewire_search_alarms($hash->{PIN});
my $times = AttrVal($hash,"ow-read-timeout",1000) / 50; #timeout in ms, defaults to 1 sec
for (my $i=0;$i<$times;$i++) {
if (FRM_poll($hash->{IODev})) {
if (defined $hash->{ALARMDEVS}) {
return 1;
}
} else {
select (undef,undef,undef,0.05);
}
}
$hash->{ALARMDEVS} = [];
return 1;
};
if ($@) {
Log3 $hash->{NAME},4,"FRM_OWX_Alarms: ".GP_Catch($@);
return 0;
}
return $ret;
}
sub FRM_OWX_Reset {
my ($hash) = @_;
my $ret = eval {
my $firmata = FRM_Client_FirmataDevice($hash);
my $pin = $hash->{PIN};
return undef unless ( defined $firmata and defined $pin );
$firmata->onewire_reset($pin);
return 1;
};
if ($@) {
Log3 $hash->{NAME},4,"FRM_OWX_Alarms: ".GP_Catch($@);
return 0;
}
return $ret;
}
sub FRM_OWX_Complex ($$$$) {