<html>

  <head>

    <meta content="text/html; charset=UTF-8" http-equiv="Content-Type">

  </head>

  <body bgcolor="#FFFFFF" text="#000000">

    <div class="moz-cite-prefix">DobrĂ˝ den,

      <br>

      <br>

      vĂte co je zajĂmavĂ© ?

      <br>

      PĹ™es stejnĂ˝ program serial v Pythonu, kterĂ˝m ÄŤtu z Alienu se tato

      ÄŤteÄŤka normĂˇlnÄ› pĹ™ipojĂ.

      <br>

      Viz odpovÄ›ÄŹ po inicializaci spojenĂ:

      <br>

      Serial<id=0x2aeedd0, open=True>(port='COM7',

      baudrate=115200, bytesize=8, parity='N', stopbits=1, timeout=10.0,

      xonxoff=0L, rtscts=0L, dsrdtr=False)

      <br>

      <br>

      PĹ™dtĂm jsem ji v demo progamu sprĂˇvnÄ› nastavil.<br>

      PĹ™iloĹľenĂm tagu nepĂskne, ÄŤtenĂ skonÄŤĂ TimeOut. Data ĹľĂˇdnĂˇ

      nepoĹˇle.

      <br>

      <br>

      Pokud dĂˇm zĂˇpis nÄ›jakĂ©ho textu, vrĂˇtĂ poÄŤet bytĹŻ textu.

      <br>

      <br>

      Pokud byste mi poradil jak z ÄŤteÄŤky dostat ID tagu, tak mĂˇm

      hotovo. DĂˇl uĹľ to umĂm.

      <br>

      <br>

      DÄ›kuji a hezkĂ˝ den

      <br>

      VlĂˇÄŹa<br>

      <br>

      Dne 17.5.2015 v 10:32 Dex napsal(a):<br>

    </div>

    <blockquote cite="mid:55585209.9010501@symboliq.net" type="cite">Rychle

      jsem to proĹˇel (nemĂˇm ÄŤas to pitvat detailnÄ›). ÄŚteÄŤka komunikuje

      pĹ™es COM, takĹľe pyserial bude sprĂˇvnĂˇ cesta.

      <br>

      <br>

      Dokumentace nenĂ nic moc, ale jsou tam pĹ™Ăklady v C++, tak je

      mĹŻĹľete zkusit "pĹ™eklopit" do Pythona. NenaĹˇel jsem tam popsanĂ© jak

      komunikovat na "binĂˇrnĂ" Ăşrovni bez ohledu na jazyk. To mne u

      zaĹ™ĂzenĂ tohoto druhu pĹ™ekvapuje a prostÄ› bych napsal vĂ˝robci.

      <br>

      <br>

      Btw u takto drahĂ© ÄŤteÄŤky nepouĹľĂt FTDI je minimĂˇlnÄ› zvlĂˇĹˇtnĂ...

      <br>

      <br>

      Dex

      <br>

      <br>

      <br>

      On 17.5.2015 10:19, "Ing. Vladislav LudĂk" wrote:

      <br>

      <blockquote type="cite">CelĂˇ dokumentace je na adrese:

        <br>

        <a class="moz-txt-link-freetext" href="http://www.security-warehouse.com/index.php/rfid-860-925-mhz-equipment/rfid-uhf-860-960-mhz-iso-18000-6b-6c-desktop-reader-writrer-ultra-thin-usb-with-sdk.html">http://www.security-warehouse.com/index.php/rfid-860-925-mhz-equipment/rfid-uhf-860-960-mhz-iso-18000-6b-6c-desktop-reader-writrer-ultra-thin-usb-with-sdk.html</a>

        <br>

        <br>

        unzip heslo je securitywarehouse

        <br>

        <br>

        MĂˇm jeĹˇtÄ› jednu ÄŤteÄŤku Alien ALR-8800 a ta po zapnutĂ opravdu po

        pĹ™iloĹľenĂ ÄŤipu odeĹˇle ID tagu pĹ™es COM port

        <br>

        <br>

        Tato malĂˇ ruÄŤnĂ ÄŤteÄŤka ne.

        <br>

        PotĹ™ebuje inicializaci a v demo od vĂ˝robce funguje.

        <br>

        JĂˇ programuju web aplikace v Cherrypy a potĹ™ebuju ji nÄ›jak

        pĹ™ipojit.

        <br>

        NevĂm zazĂm jak.

        <br>

        <br>

        Dne 17.5.2015 v 9:50 Dex napsal(a):

        <br>

        <blockquote type="cite">Je k tĂ© ÄŤteÄŤce nÄ›jakĂ˝ bliĹľĹˇĂ popis?

          <br>

          <br>

          Obvod CP2102 je pĹ™evodnĂk USB <-> COM (podobnÄ› jako

          PL2303 nebo FTDI). Nejsem expert na RFID ÄŤteÄŤky, ale ty dvÄ› co

          jsem vidÄ›l po pĹ™iloĹľenĂ karty odeslaly sadu bajtĹŻ odpovĂdajĂcĂ

          ID karty. StaÄŤilo je mĂt sprĂˇvnÄ› nainstalovanĂ© a pouĹľĂvat

          vhodnou rychlost.

          <br>

          <br>

          Dex

          <br>

          <br>

          <br>

          On 17.5.2015 9:28, "Ing. Vladislav LudĂk" wrote:

          <br>

          <blockquote type="cite">PĹŻvodnÄ› tam byl COM4, ale serial, nebo

            i hyperterminal se tvĂˇĹ™ili jako otevĹ™enĂ©, ale ÄŤteÄŤka

            nereagovala.

            <br>

            Po pĹ™einstalaci ovladaÄŤĹŻ COM port zmizel.

            <br>

            Tak nevĂm jak to mĂˇ bĂ˝t, protoĹľe v dokumentaci je nÄ›jakĂ©:

            <br>

            Dynamic library file name*ďĽš RfidApiLib.dll*

            <br>

            a v pĹ™Ăkazech napĹ™Ăklad v popisu**aplikace:*

            <br>

            <br>

            *

            <br>

            <br>

            If(OpenCommPort(â€śCOM1â€ť,9600) == 0)

            <br>

            <br>

            MessageBox("success");

            <br>

            <br>

            Else

            <br>

            <br>

            MessageBox("failed");

            <br>

            <br>

            Ale nynĂ port nemĂˇm !

            <br>

            PĹ™iznĂˇm se, Ĺľe zatĂm nevĂm co dĂˇl.

            <br>

            <br>

            Dne 17.5.2015 v 9:11 Dex napsal(a):

            <br>

            <blockquote type="cite">ZdravĂm,

              <br>

              <br>

              nechci VĂˇs svĂ©st na Ĺˇpatnou cestu, ale netvĂˇĹ™Ă se ta

              ÄŤteÄŤka jako COM port? PoznĂˇmka o CP2102 by o tom svÄ›dÄŤila.

              Pak bych ovĹˇem doporuÄŤil pyserial mĂsto pyusb ;-)

              <br>

              <br>

              Jen nĂˇpad...

              <br>

              <br>

              Dex

              <br>

              <br>

              <br>

              <br>

              On 17.5.2015 8:30, "Ing. Vladislav LudĂk" wrote:

              <br>

              <blockquote type="cite">libusb0 jsem jsem mÄ›l nahranĂ©, ale

                <br>

                TeÄŹ jsem naĹˇel sprĂˇvnou verzi, libusb0 se nahrĂˇlo

                korektnÄ›.

                <br>

                <br>

                ÄŚteÄŤka pak zmizela ve sprĂˇvci zaĹ™ĂzenĂ z PortĹŻ (byl tam

                nÄ›jakĂ˝ COM)

                <br>

                a objevil se samostatnĂ˝ symbol pro usb jako libusb-32

                devices s podsloĹľkou

                <br>

                CP2102 USB to UART Bridge Controller

                <br>

                <br>

                KdyĹľ nynĂ dĂˇm usb.core.show_devices()

                <br>

                vrĂˇtĂ mi:

                <br>

                DEVICE ID 10c4:ea60 on Bus 000 Address 001, Specified at

                interface

                <br>

                <br>

                TakĹľe idVendor=0x10C48 mÄ›l bĂ˝t 0x10C4

                <br>

                Po opravÄ› se vĹˇe rozjelo. ZdĂˇ se, Ĺľe jsem na dobrĂ©

                cestÄ›.

                <br>

                <br>

                DÄ›kuji za pomoc.

                <br>

                <br>

                VlĂˇÄŹa

                <br>

                <br>

                Dne 17.5.2015 v 2:43 Petr Messner napsal(a):

                <br>

                <blockquote type="cite">Njn, kdyĹľ chceĹˇ hackovat, tak na

                  to musĂĹˇ mĂt kĹ™Ădla :)

                  <br>

                  <br>

                  Z chyby 'generator' object has no attribute

                  'set_configuration' je zĹ™ejmĂ©, Ĺľe to usb.core.find

                  vracĂ iterĂˇtor. No a proÄŤ to vracĂ iterĂˇtor? ProtoĹľe

                  deklarace tĂ© funkce

                  <a class="moz-txt-link-rfc2396E" href="https://github.com/walac/pyusb/blob/a83f17e568bf893bed53fa984f00c1e168348cb9/usb/core.py#L1127"><https://github.com/walac/pyusb/blob/a83f17e568bf893bed53fa984f00c1e168348cb9/usb/core.py#L1127></a>

                  je

                  <br>

                  <br>

                  deffind(find_all=False, backend=None,

                  custom_match=None, **args):

                  <br>

                  <br>

                  a kdyĹľ to volĂˇĹˇ bez keyword argumentĹŻ, tak se jako

                  find_all nastavĂ to 0x10C48, coĹľ se interpretuje

                  podobnÄ› jako find_all=True.

                  <br>

                  <br>

                  TakĹľe o krok zpÄ›t k ValueError: No backend available.Â 

                  PodĂvej se do zdrojĂˇku, co to dÄ›lĂˇ. ProchĂˇzĂ to moduly

                  usb.backend.libusb1, usb.backend.libusb0 a

                  usb.backend.openusb a volĂˇ to jejich funkci

                  get_backend(), kterĂˇ se snaĹľĂ danou DLL (nebo .so)

                  knihovnu naÄŤĂst (protoĹľe usb.backend.* jsou jen ctypes

                  wrappery "cĂ©ÄŤkovĂ˝ch" knihoven). TakĹľe problĂ©m je v

                  tom, Ĺľe ĹľĂˇdnou z tÄ›ch knihoven buÄŹ nemĂˇĹˇ k dispozici,

                  nebo ji pyusb nemĹŻĹľe najĂt.

                  <br>

                  <br>

                  PM

                  <br>

                  <br>

                  Dne 16. kvÄ›tna 2015 16:28 "Ing. Vladislav LudĂk"

                  <<a class="moz-txt-link-abbreviated" href="mailto:vlada@ludik.cz">vlada@ludik.cz</a> <a class="moz-txt-link-rfc2396E" href="mailto:vlada@ludik.cz"><mailto:vlada@ludik.cz></a>>

                  napsal(a):

                  <br>

                  <br>

                  Â Â Â  JeĹˇtÄ› chyby:

                  <br>

                  <br>

                  Â Â Â  dev = usb.core.find(idVendor=0x10C48,

                  idProduct=0xEA60)

                  <br>

                  <br>

                  Â Â Â  hlĂˇsĂ chybu:

                  <br>

                  <br>

                  Â Â Â  dev = usb.core.find(idVendor=0x10C48,

                  idProduct=0xEA60)

                  <br>

                  Â Â Â Â Â  File "build\bdist.win32\egg\usb\core.py", line

                  1199, in find

                  <br>

                  Â Â Â Â Â Â Â  raise ValueError('No backend available')

                  <br>

                  Â Â Â  ValueError: No backend available

                  <br>

                  <br>

                  Â Â Â  KdyĹľ jsem zmÄ›nil Ĺ™Ăˇdek na:

                  <br>

                  <br>

                  Â Â Â  dev = usb.core.find(0x10C48, 0xEA60)

                  <br>

                  <br>

                  Â Â Â  program projde dĂˇle, ale hlĂˇsĂ chybu:

                  <br>

                  <br>

                  Â Â Â  dev.set_configuration()

                  <br>

                  Â Â Â  AttributeError: 'generator' object has no

                  attribute

                  <br>

                  Â Â Â  'set_configuration'

                  <br>

                  <br>

                  Â Â Â  Co s tĂm dĂˇle, nevĂm.

                  <br>

                  <br>

                  <br>

                  Â Â Â  DĂky VlĂˇÄŹa

                  <br>

                  Â Â Â  _______________________________________________

                  <br>

                  Â Â Â  Python mailing list

                  <br>

                  Â Â Â  <a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a> <a class="moz-txt-link-rfc2396E" href="mailto:python@py.cz"><mailto:python@py.cz></a>

                  <br>

                  Â Â Â  <a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

                  <br>

                  <br>

                  Â Â Â  Visit: <a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a>

                  <br>

                  <br>

                  <br>

                  <br>

                  <br>

                  _______________________________________________

                  <br>

                  Python mailing list

                  <br>

                  <a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a>

                  <br>

                  <a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

                  <br>

                  <br>

                  Visit:<a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a>

                  <br>

                </blockquote>

                <br>

                <br>

                <br>

                _______________________________________________

                <br>

                Python mailing list

                <br>

                <a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a>

                <br>

                <a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

                <br>

                <br>

                Visit:<a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a>

                <br>

              </blockquote>

              <br>

              <br>

              <br>

              _______________________________________________

              <br>

              Python mailing list

              <br>

              <a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a>

              <br>

              <a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

              <br>

              <br>

              Visit:<a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a>

              <br>

            </blockquote>

            <br>

            <br>

            <br>

            _______________________________________________

            <br>

            Python mailing list

            <br>

            <a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a>

            <br>

            <a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

            <br>

            <br>

            Visit:<a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a>

            <br>

          </blockquote>

          <br>

          <br>

          <br>

          _______________________________________________

          <br>

          Python mailing list

          <br>

          <a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a>

          <br>

          <a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

          <br>

          <br>

          Visit:<a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a>

          <br>

        </blockquote>

        <br>

        <br>

        <br>

        _______________________________________________

        <br>

        Python mailing list

        <br>

        <a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a>

        <br>

        <a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

        <br>

        <br>

        Visit: <a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a>

        <br>

      </blockquote>

      <br>

      <br>

      <br>

      <fieldset class="mimeAttachmentHeader"></fieldset>

      <br>

      <pre wrap="">_______________________________________________

Python mailing list

<a class="moz-txt-link-abbreviated" href="mailto:python@py.cz">python@py.cz</a>

<a class="moz-txt-link-freetext" href="http://www.py.cz/mailman/listinfo/python">http://www.py.cz/mailman/listinfo/python</a>

Visit: <a class="moz-txt-link-freetext" href="http://www.py.cz">http://www.py.cz</a></pre>

    </blockquote>

  </body>

</html>