6 |
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7 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
8 |
use Carp qw/confess/; |
use Carp qw/confess/; |
9 |
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use Getopt::Long; |
10 |
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11 |
my $debug = 0; |
my $debug = 0; |
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13 |
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my $device = "/dev/ttyUSB0"; |
14 |
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my $baudrate = "19200"; |
15 |
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my $databits = "8"; |
16 |
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my $parity = "none"; |
17 |
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my $stopbits = "1"; |
18 |
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my $handshake = "none"; |
19 |
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20 |
my $response = { |
my $response = { |
21 |
'd500090400110a0500027250' => 'version?', |
'd500090400110a0500027250' => 'version?', |
22 |
'd60007fe00000500c97b' => 'no tag in range', |
'd60007fe00000500c97b' => 'no tag in range', |
29 |
'd60017fe00000502e00401003123aa26e00401003123aa283124' => 'tag #1 + tag red-stripe', |
'd60017fe00000502e00401003123aa26e00401003123aa283124' => 'tag #1 + tag red-stripe', |
30 |
}; |
}; |
31 |
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32 |
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GetOptions( |
33 |
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'd|debug+' => \$debug, |
34 |
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'device=s' => \$device, |
35 |
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'baudrate=i' => \$baudrate, |
36 |
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'databits=i' => \$databits, |
37 |
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'parity=s' => \$parity, |
38 |
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'stopbits=i' => \$stopbits, |
39 |
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'handshake=s' => \$handshake, |
40 |
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) or die $!; |
41 |
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42 |
=head1 NAME |
=head1 NAME |
43 |
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44 |
3m-810 - support for 3M 810 RFID reader |
3m-810 - support for 3M 810 RFID reader |
45 |
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46 |
=head1 SYNOPSIS |
=head1 SYNOPSIS |
47 |
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48 |
3m-810.pl [DEVICE [BAUD [DATA [PARITY [STOP [FLOW]]]]]] |
3m-810.pl --device /dev/ttyUSB0 |
49 |
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50 |
=head1 DESCRIPTION |
=head1 DESCRIPTION |
51 |
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70 |
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71 |
=cut |
=cut |
72 |
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73 |
# your serial port. |
my $port=new Device::SerialPort($device) || die "can't open serial port $device: $!\n"; |
74 |
my ($device,$baudrate,$databits,$parity,$stopbits,$handshake)=@ARGV; |
warn "using $device $handshake $baudrate $databits $parity $stopbits" if $debug; |
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$device ||= "/dev/ttyUSB0"; |
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$baudrate ||= "19200"; |
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$databits ||= "8"; |
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$parity ||= "none"; |
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$stopbits ||= "1"; |
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$handshake ||= "none"; |
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my $port=new Device::SerialPort($device) || die "new($device): $!\n"; |
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75 |
$handshake=$port->handshake($handshake); |
$handshake=$port->handshake($handshake); |
76 |
$baudrate=$port->baudrate($baudrate); |
$baudrate=$port->baudrate($baudrate); |
77 |
$databits=$port->databits($databits); |
$databits=$port->databits($databits); |
118 |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
119 |
print "seen $nr tags: ", join(',', @tags ) , "\n"; |
print "seen $nr tags: ", join(',', @tags ) , "\n"; |
120 |
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121 |
# XXX read first tag |
# read data from tag |
122 |
read_tag( @tags ); |
read_tag( $_ ) foreach @tags; |
123 |
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|
124 |
} |
} |
125 |
) } |
) } |
134 |
print "read_tag $tag\n"; |
print "read_tag $tag\n"; |
135 |
return if $read_cached->{ $tag }++; |
return if $read_cached->{ $tag }++; |
136 |
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137 |
cmd( "D6 00 0D 02 $tag 00 03 1CC4", 'read offset: 0 blocks: 3' ); |
cmd( "D6 00 0D 02 $tag 00 03 1CC4", 'read $tag offset: 0 blocks: 3', |
138 |
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"D6 00 0F FE 00 00 05 01 $tag 941A", "$tag ready?", sub { |
139 |
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dispatch( "D6 00 1F 02 00 $tag ", sub { # 03 00 00 04 11 00 01 01 00 31 32 33 34 02 00 35 36 37 38 531F\n"; |
140 |
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my $rest = shift || die "no rest?"; |
141 |
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warn "## DATA ", dump( $rest ) if $debug; |
142 |
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my $blocks = ord(substr($rest,0,1)); |
143 |
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my @data; |
144 |
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foreach my $nr ( 0 .. $blocks - 1 ) { |
145 |
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my $block = substr( $rest, 1 + $nr * 6, 6 ); |
146 |
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warn "## block ",as_hex( $block ) if $debug; |
147 |
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my $ord = unpack('v',substr( $block, 0, 2 )); |
148 |
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die "got block $ord, expected block $nr from ",dump( $block ) if $ord != $nr; |
149 |
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my $data = substr( $block, 2 ); |
150 |
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die "data payload should be 4 bytes" if length($data) != 4; |
151 |
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warn sprintf "## tag %08s %02d %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; |
152 |
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$data[ $ord ] = $data; |
153 |
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} |
154 |
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$read_cached->{ $tag } = join('', @data); |
155 |
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print "DATA $tag ",dump( $read_cached->{ $tag } ), "\n"; |
156 |
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}) |
157 |
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}); |
158 |
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159 |
# D6 00 1F 02 00 $tag 03 00 00 04 11 00 01 01 00 30 30 30 30 02 00 30 30 30 30 E5F4 |
# D6 00 1F 02 00 $tag 03 00 00 04 11 00 01 01 00 30 30 30 30 02 00 30 30 30 30 E5F4 |
|
warn "?? D6 00 1F 02 00 $tag 03 00 00 04 11 00 01 01 00 31 32 33 34 02 00 35 36 37 38 531F\n"; |
|
160 |
if (0) { |
if (0) { |
161 |
cmd( "D6 00 0D 02 $tag 03 04 3970", 'read offset: 3 blocks: 4' ); |
cmd( "D6 00 0D 02 $tag 03 04 3970", 'read offset: 3 blocks: 4' ); |
162 |
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168 |
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169 |
} |
} |
170 |
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171 |
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exit; |
172 |
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173 |
for ( 1 .. 3 ) { |
for ( 1 .. 3 ) { |
174 |
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|
175 |
# ++-->type 00-0a |
# ++-->type 00-0a |
200 |
{ |
{ |
201 |
my $str=shift; |
my $str=shift; |
202 |
my $count = $port->write($str); |
my $count = $port->write($str); |
203 |
print "#> ", as_hex( $str ), "\t[$count]\n"; |
print "#> ", as_hex( $str ), "\t[$count]\n" if $debug; |
204 |
} |
} |
205 |
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|
206 |
sub as_hex { |
sub as_hex { |
251 |
our $dispatch; |
our $dispatch; |
252 |
sub dispatch { |
sub dispatch { |
253 |
my ( $pattern, $coderef ) = @_; |
my ( $pattern, $coderef ) = @_; |
254 |
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255 |
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$dispatch->{ $pattern } = $coderef; |
256 |
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257 |
my $patt = substr( str2bytes($pattern), 3 ); # just payload |
my $patt = substr( str2bytes($pattern), 3 ); # just payload |
258 |
my $l = length($patt); |
my $l = length($patt); |
259 |
my $p = substr( $assert->{payload}, 0, $l ); |
my $p = substr( $assert->{payload}, 0, $l ); |
290 |
warn "## checksum ",dump( $bytes, $xor, $checksum ) if $debug; |
warn "## checksum ",dump( $bytes, $xor, $checksum ) if $debug; |
291 |
|
|
292 |
my $len = ord(substr($bytes,2,1)); |
my $len = ord(substr($bytes,2,1)); |
293 |
my $len_real = length($bytes); |
my $len_real = length($bytes) - 1; |
294 |
print "length wrong: $len_real != $len\n" if $len_real != $len; |
|
295 |
|
if ( $len_real != $len ) { |
296 |
|
print "length wrong: $len_real != $len\n"; |
297 |
|
$bytes = substr($bytes,0,2) . chr($len_real) . substr($bytes,4); |
298 |
|
} |
299 |
|
|
300 |
if ( defined $checksum && $xor ne $checksum ) { |
if ( defined $checksum && $xor ne $checksum ) { |
301 |
print "checksum doesn't match: ", as_hex($xor), " != ", as_hex($checksum), " data: ", as_hex($bytes), "\n"; |
print "checksum doesn't match: ", as_hex($xor), " != ", as_hex($checksum), " data: ", as_hex($bytes), "\n"; |
335 |
sub str2bytes { |
sub str2bytes { |
336 |
my $str = shift || confess "no str?"; |
my $str = shift || confess "no str?"; |
337 |
my $b = $str; |
my $b = $str; |
338 |
$b =~ s/\s+(\S\S)(\S\S)+\s*/ $1 $2/; # fix checksum |
$b =~ s/\s+//g; |
339 |
$b =~ s/\s+$//; |
$b =~ s/(..)/\\x$1/g; |
340 |
$b =~ s/\s+/\\x/g; |
$b = "\"$b\""; |
|
$b = '"\x' . $b . '"'; |
|
341 |
my $bytes = eval $b; |
my $bytes = eval $b; |
342 |
die $@ if $@; |
die $@ if $@; |
343 |
warn "## str2bytes( $str ) => $b => ",as_hex($bytes) if $debug; |
warn "## str2bytes( $str ) => $b => ",as_hex($bytes) if $debug; |