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use File::Slurp; |
use File::Slurp; |
11 |
use JSON; |
use JSON; |
12 |
use POSIX qw(strftime); |
use POSIX qw(strftime); |
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use Time::HiRes; |
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15 |
use IO::Socket::INET; |
use IO::Socket::INET; |
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156 |
sub diag { _message('diag',@_) }; |
sub diag { _message('diag',@_) }; |
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158 |
my $device = "/dev/ttyUSB0"; |
my $device = "/dev/ttyUSB0"; |
159 |
my $baudrate = "19200"; |
my $baudrate = "38400"; |
160 |
my $databits = "8"; |
my $databits = "8"; |
161 |
my $parity = "none"; |
my $parity = "even"; |
162 |
my $stopbits = "1"; |
my $stopbits = "1"; |
163 |
my $handshake = "none"; |
my $handshake = "none"; |
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265 |
#$port->stty_inpck(1); |
#$port->stty_inpck(1); |
266 |
#$port->stty_istrip(1); |
#$port->stty_istrip(1); |
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268 |
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sub cpr_m02_checksum { |
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my $data = shift; |
270 |
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271 |
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my $preset = 0xffff; |
272 |
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my $polynom = 0x8408; |
273 |
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274 |
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my $crc = $preset; |
275 |
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foreach my $i ( 0 .. length($data) - 1 ) { |
276 |
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$crc ^= ord(substr($data,$i,1)); |
277 |
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for my $j ( 0 .. 7 ) { |
278 |
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if ( $crc & 0x0001 ) { |
279 |
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$crc = ( $crc >> 1 ) ^ $polynom; |
280 |
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} else { |
281 |
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$crc = $crc >> 1; |
282 |
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} |
283 |
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} |
284 |
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# warn sprintf('%d %04x', $i, $crc & 0xffff); |
285 |
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} |
286 |
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287 |
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return pack('v', $crc); |
288 |
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} |
289 |
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290 |
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sub cpr_psst_wait { |
291 |
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# Protocol Start Synchronization Time (PSST): 5ms < data timeout 12 ms |
292 |
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Time::HiRes::sleep 0.005; |
293 |
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} |
294 |
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295 |
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sub cpr { |
296 |
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my ( $hex, $description, $coderef ) = @_; |
297 |
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my $bytes = str2bytes($hex); |
298 |
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my $len = pack( 'c', length( $bytes ) + 3 ); |
299 |
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my $send = $len . $bytes; |
300 |
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my $checksum = cpr_m02_checksum($send); |
301 |
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$send .= $checksum; |
302 |
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303 |
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warn ">> ", as_hex( $send ), "\t\t[$description]\n"; |
304 |
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$port->write( $send ); |
305 |
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306 |
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cpr_psst_wait; |
307 |
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308 |
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my $r_len = $port->read(1); |
309 |
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310 |
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while ( ! $r_len ) { |
311 |
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warn "# wait for response length 5ms\n"; |
312 |
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cpr_psst_wait; |
313 |
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$r_len = $port->read(1); |
314 |
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} |
315 |
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316 |
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my $data_len = ord($r_len) - 1; |
317 |
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my $data = $port->read( $data_len ); |
318 |
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warn "<< ", as_hex( $r_len . $data ),"\n"; |
319 |
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320 |
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cpr_psst_wait; |
321 |
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322 |
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$coderef->( $data ) if $coderef; |
323 |
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324 |
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} |
325 |
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326 |
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# FF = COM-ADDR any |
327 |
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328 |
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cpr( 'FF 52 00', 'Boud Rate Detection' ); |
329 |
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330 |
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cpr( 'FF 65', 'Get Software Version' ); |
331 |
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332 |
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cpr( 'FF 66 00', 'Get Reader Info - General hard and firware' ); |
333 |
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334 |
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cpr( 'FF 69', 'RF Reset' ); |
335 |
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336 |
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337 |
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sub cpr_read { |
338 |
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my $uid = shift; |
339 |
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my $hex_uid = as_hex($uid); |
340 |
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341 |
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cpr( "FF B0 23 01 $hex_uid 00 04", "Read Multiple Blocks $hex_uid" ); |
342 |
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cpr( "FF B0 2B 01 $hex_uid", "Get System Information $hex_uid", sub { |
343 |
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my $data = shift; |
344 |
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345 |
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warn "# data ",as_hex($data); |
346 |
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347 |
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my $DSFID = substr($data,5-2,1); |
348 |
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my $UID = substr($data,6-2,8); |
349 |
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my $AFI = substr($data,14-2,1); |
350 |
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my $MEM_SIZE = substr($data,15-2,2); |
351 |
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my $IC_REF = substr($data,17-2,1); |
352 |
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353 |
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warn "# split ",as_hex( $DSFID, $UID, $AFI, $MEM_SIZE, $IC_REF ); |
354 |
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355 |
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}); |
356 |
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} |
357 |
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358 |
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359 |
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my $inventory; |
360 |
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361 |
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while(1) { |
362 |
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363 |
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cpr( 'FF B0 01 00', 'ISO - Inventory', sub { |
364 |
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my $data = shift; |
365 |
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if (length($data) < 5 + 2 ) { |
366 |
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warn "# no tags in range\n"; |
367 |
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return; |
368 |
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} |
369 |
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my $data_sets = ord(substr($data,3,1)); |
370 |
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$data = substr($data,4); |
371 |
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foreach ( 1 .. $data_sets ) { |
372 |
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my $tr_type = substr($data,0,1); |
373 |
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die "FIXME only TR-TYPE=3 ISO 15693 supported" unless $tr_type eq "\x03"; |
374 |
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my $dsfid = substr($data,1,1); |
375 |
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my $uid = substr($data,2,8); |
376 |
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$inventory->{$uid}++; |
377 |
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$data = substr($data,10); |
378 |
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warn "# TAG $_ ",as_hex( $tr_type, $dsfid, $uid ),$/; |
379 |
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|
380 |
|
cpr_read( $uid ); |
381 |
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} |
382 |
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warn "inventory: ",dump($inventory); |
383 |
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}); |
384 |
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385 |
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} |
386 |
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387 |
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#cpr( '', '?' ); |
388 |
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389 |
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exit; |
390 |
# initial hand-shake with device |
# initial hand-shake with device |
391 |
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|
392 |
cmd( 'D5 00 05 04 00 11 8C66', 'hw version', |
cmd( 'D5 00 05 04 00 11 8C66', 'hw version', |
735 |
while ( length( $data ) < $len ) { |
while ( length( $data ) < $len ) { |
736 |
my ( $c, $b ) = $port->read(1); |
my ( $c, $b ) = $port->read(1); |
737 |
die "no bytes on port: $!" unless defined $b; |
die "no bytes on port: $!" unless defined $b; |
738 |
#warn "## got $c bytes: ", as_hex($b), "\n"; |
warn "## got $c bytes: ", as_hex($b), "\n"; |
739 |
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last if $c == 0; |
740 |
$data .= $b; |
$data .= $b; |
741 |
} |
} |
742 |
$desc ||= '?'; |
$desc ||= '?'; |