GRYPHON BT SERIES. Quick Reference Guida Rapida Guide Rapide Kurzanleitung Guía Rápida

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1 GRYPHON BT SERIES Quick Reference Guida Rapida Guide Rapide Kurzanleitung Guía Rápida

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3 GRYPHON BT SERIES READERS QUICK REFERENCE GUIDA RAPIDA GUIDE RAPIDE KURZANLEITUNG GUÍA RÁPIDA

4 DATALOGIC S.p.A. Via Candini Lippo di Calderara di Reno Bologna - Italy Gryphon BT Ed.: 12/2004 ALL RIGHTS RESERVED Datalogic reserves the right to make modifications and improvements without prior notification. Datalogic shall not be liable for technical or editorial errors or omissions contained herein, nor for incidental or consequential damages resulting from the use of this material. Product names mentioned herein are for identification purposes only and may be trademarks and or registered trademarks of their respective companies. Datalogic S.p.A (Rev.B)

5 CONTENTS Using Gryphon BT Series Readers... 2 Charging the Batteries... 3 Changing the Batteries... 4 Powering the C-GRYPHON... 4 Gryphon BT Operation... 5 Radio Connection... 5 Gryphon BT as Slave... 5 Gryphon BT as Master... 6 Sleep State... 6 Data Transmission... 7 Status LED Indicator... 7 Gryphon BT Configuration... 8 Gryphon BT as Slave... 8 Gryphon BT as Master... 9 Gryphon BT Default Configuration Serial Configuration Options Technical Features Troubleshooting Services and Support Warranty Patents Compliance LED Class Reading Diagrams HEX Numeric Table INDICE Descrizione e Uso Carica delle Batterie Sostituzione delle Batterie Connessione del C-GRYPHON Funzionamento del Gryphon BT Connessione Radio Gryphon BT Slave Gryphon BT Master Stato Sleep Trasmissione dei Dati LED di Stato Configurazione del Gryphon BT Gryphon BT Slave Gryphon BT Master Gryphon BT Configurazione di default Configurazione con Cavo Seriale Caratteristiche Tecniche Troubleshooting Disponibili nel Nostro Sito Web Garanzia Brevetti iii

6 Conformità Classe del LED Diagrammi di Lettura Tabella Numerica SOMMAIRE Description et Utilisation Charge de la Batterie Changer la Batterie Connexion Fonctionnement du Gryphon BT Connexion Radio Gryphon BT Esclave Gryphon BT Maître Etat de Veille Transmission de Donnees Indicateur d'etat Configuration du Gryphon BT Gryphon BT Slave Gryphon BT Maitre Gryphon BT Configuration par Defaut Configuration en Utilisant un Cable Serie Caracteristiques Techniques Problemes / Solutions Services et Support Garantie Brevets Conformite Classe de LED Abaques de Lecture Tableau Numerique INHALTSVERZEICHNIS Beschreibung und Gebrauchsanweisung Akkusladung Tauschen dar Akkus Versorgung des C-GRYPHON Gryphon BT Betrieb Funkverbindung Gryphon BT als Slave Gryphon BT als Master Sleep Status Datenübertragung Status LED Gryphon BT Konfiguration Gryphon BT als Slave Gryphon BT als Master Gryphon BT Grundeinstellung iv

7 Konfiguration über Serielle Schnittstelle Technische Daten Problembehebung Verfügbar auf Unserem Web Site Gewährleistung Patente Konformität LED klasse Lesefeldkurven Numerische Tabelle INDICE Utilización de los Lectores Gryphon BT Carga de la Batería Sustitución de la Batería La Alimentación del Cargador C-Gryphon Funcionamiento de la Gryphon BT Conexión Radio La Gryphon BT como Esclavo La Gryphon BT como Maestro Modo Sleep Transmisión de Datos Indicador de Estado LED Configuración del Gryphon BT La Gryphon BT Esclavo La Gryphon BT Maestro Gryphon BT Configuración Predefinida Opciones de Configuracion Serie Características Técnicas Resolución de Problemas Servicios Disponibles en Nuestras Web Site Garantia Patentes Conformidad Clase de LED Curvas de Respuesta Óptica Tabla Numérica v

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9 GRYPHON BT Quick Reference 1

10 UK/US DATALOGIC USING GRYPHON BT SERIES READERS Gryphon BT series readers, together with a Bluetooth compatible remote device, build a Cordless Reading System for the collection, decoding and transmission of barcoded data. The Gryphon BT (Gryphon Bluetooth ) reader is a CCD wireless barcode scanner communicating in the 2.4 GHz ISM band and using the Serial Port Profile (SPP). The Bluetooth compatible remote device can be a PC, PDA, printer, etc with a built-in Bluetooth device or with external Bluetooth adapter (i.e. a Bluetooth dongle). Using this Quick Reference Manual, you can initialize and start using Gryphon BT reader with its default values. For details about general configuration commands, refer to the Gryphon BT Refence Manual on the configuration CD-ROM. Gryphon BT readers automatically scan barcodes at a distance. Simply aim the reader and pull the trigger. Code scanning is performed along the center of the light bar emitted from the reading window. This bar must cover the entire code. READING ANGLE Successful scanning is performed by tilting the reader with respect to the barcode to avoid direct reflections which impair the reading performance, see the figure below. Successful reading is signaled by an audible tone plus a good-read blue spot. Good read LED Good read spot OK Not Advised To start using your Gryphon BT reading system you must: 1. Have a compatible remote Bluetooth device (with built-in Bluetooth radio or an external Bluetooth adapter) ready to work. See your Bluetooth compatible device documentation. 2. Charge the Gryphon BT battery using C-GRYPHON charger as described in this Quick Reference manual. A full charge takes 4-5 hours with 1850mAH or 2100mAH NiMh batteries. 3. Configure the reader as described in this Quick Reference manual under "Gryphon BT Configuration". 2

11 GRYPHON BT UK/US CHARGING THE BATTERIES By placing the reader onto the C-GRYPHON battery charger it is possible to charge the Gryphon BT batteries. Make sure the charging LED goes on. The LEDs positioned on the cradle signal the charge status, as described in the following table: LED Power on / Data Charging Charge completed Charging + Charge completed STATUS Yellow On = C-GRYPHON is powered. Yellow Blinking = C-GRYPHON receives commands from the Host. Red On = the battery charge is in progress. Red Blinking = the battery reconditioning is in progress. Green On = the battery is completely charged. Red and Green Blinking together = the reader is not correctly placed onto the charger. Battery reconditioning button Power on / Data (yellow LED) Charging (red LED) Charge completed (green LED) DISCHARGE After many recharging cycles NiMh and NiCd batteries may tend to lose their operating autonomy. This condition can be overcome by positioning the Gryphon BT onto the C- GRYPHON charger and pressing the battery reconditioning button. A complete discharge cycle may last up to 2 hours. 3

12 UK/US DATALOGIC Changing the Batteries When the above procedure is no longer effective, the batteries must be changed. To change the batteries of your reader, unscrew the battery cover screw, replace the old batteries with new ones, then insert the cover in the handle and screw it back into place. (See the following figures). + CAUTION Dispose of the batteries as required by the relevant laws in force. Powering the C-GRYPHON CAUTION Connections should always be made with power off! Apply power to C-GRYPHON by connecting a power supply unit to the connector on the base of the battery charger. C-GRYPHON is ready to charge Gryphon BT Series readers with NiMh or NiCd batteries. Power Supply C-GRYPHON power supply connector 4

13 GRYPHON BT UK/US GRYPHON BT OPERATION RADIO CONNECTION In the Bluetooth radio connection, the Gryphon BT can operate as Slave or as Master. The blue LED and / or the beeper always indicate the reader radio connection status (see also the table at page 7): the radio connection is signaled by the blue LED through a single blink at regular intervals, while if the reader radio is disconnected the LED emits two short blinks at regular intervals; during the initialization procedure, if the radio connection attempt is successful, the reader emits four ascending tones; the radio disconnection is signaled by four descending tones. Gryphon BT as Slave A Gryphon BT is Slave when it sends barcodes to a Master remote Bluetooth device such as a PC, Laptop, PDA, etc, which has initialized the communication. Once set as Slave, a Gryphon BT reader requires no particular configuration for communication, however some radio parameters can be set to increase system performance and data transmission security, see the Gryphon BT Reference Manual on the configuration CD-ROM. At startup the reader can only wait for the Master to initialize the radio communication. The following is a general procedure recommended for Gryphon BT Slave applications: 1. Power up the remote Bluetooth Master device (e.g. Laptop or PC). 2. Power up the Gryphon BT reader within radio range (10 meters). Any modifications to the radio configuration should be made at this time before the radio connection takes place. 3. From the remote Bluetooth Master device, execute the Discovery procedure, (according to the procedure given in the documentation of the Bluetooth Master device), to recognize the Gryphon BT reader(s) within radio range. 4. Check that "Gryphon BTx00 " is shown among the discovered devices. 5. Request to open an SPP connection with Gryphon BT, making sure to disable any required PIN and/or pairing parameters. Gryphon BT is always discoverable and connectable without any required PIN. 5

14 UK/US DATALOGIC NOTE If the PIN of the Bluetooth Master device cannot be disabled, use the PIN "1234". The Gryphon BT Slave will emit four ascending tones indicating radio connection. After the Gryphon BT reader indicates radio connection (see the table at page 7), you can start sending barcodes. If the Master remote Bluetooth device can support a piconet, the communication can be established with up to 7 Slave readers at the same time. Gryphon BT as Master A Gryphon BT is Master when the remote Bluetooth device is Slave, i.e. with a Bluetooth barcode printer. Once set as Master, a Gryphon BT reader must be configured with the address of the Slave device to which it wants to communicate. By default, at startup the reader initializes the communication with the Slave. If the connection is successful, the reader can send barcodes to the Slave device. If the connection is not successful, you can attempt a connection manually by double-clicking the reader trigger. Radio connections can also be managed manually as described in the Gryphon BT Reference Manual on the configuration CD-ROM. During the request of radio connection or disconnection with a remote Bluetooth Slave device, the reader emits a series of ticks and short blinks of the blue LED. SLEEP STATE The µp in the reader enters a Sleep state after 5 minutes of no reading for minimum power consumption. 6

15 GRYPHON BT UK/US DATA TRANSMISSION The transmission of data can be transparent (no ACK/NACK protocol), when each character is read and immediately sent to the Host (default value). Otherwise, data transmission can be with flow control (with ACK/NACK protocol), when, after each reading, Gryphon BT waits for an acknowledge that the remote Host received the data before reading and sending the following code. NOTE RTS/CTS handshaking should be set by the Bluetooth COM driver for correct serial communication. If not used, the RTS line must be forced to the level that doesn't block such communication. STATUS LED INDICATOR Blue LED Meaning 1 blink / 2 sec. Radio connected 2 blinks / 2 sec. Radio not connected 1 blink / 4 sec. Sleep state and radio connected 2 blinks / 4 sec. Sleep state and radio not connected 1 Blink Good decoding Short blinks (Master only) Connection / re-connection attempts For more details and other meanings of the Gryphon BT indicators (LED, blue spot and beeper), refer to the Gryphon BT Reference Manual on the configuration CD-ROM. 7

16 UK/US DATALOGIC GRYPHON BT CONFIGURATION Configure the Gryphon BT by choosing one of the two procedures below and reading the codes in the given sequence. GRYPHON BT AS SLAVE 1. Restore Gryphon BT default 2. Set Gryphon BT as Slave YOUR READER IS NOW READY TO BE DISCOVERED (CONNECTED VIA RADIO) BY A BLUETOOTH MASTER DEVICE AND READ BARCODES. 8

17 GRYPHON BT UK/US GRYPHON BT AS MASTER Note: for the hexadecimal character selection of step 4, use the table at the end of this manual. 1. Restore Gryphon BT default 2. Set Gryphon BT as Master 3. Enter configuration 4. Set Remote Bluetooth Device Address (slave) + 12 characters for the remote Bluetooth device address specified in each Bluetooth device. 5. Exit and Save configuration 6. Request Radio Connection with Slave If the connection is not successful, you can attempt a connection manually by double-clicking the reader trigger. YOUR READER IS NOW CONFIGURED TO READ BARCODES USING THE DEFAULT VALUES. 9

18 UK/US DATALOGIC GRYPHON BT DEFAULT CONFIGURATION DATA FORMAT code identifier disabled, field adjustment disabled, code length tx not transmitted, character replacement disabled, address stamping = disabled, address delimiter = disabled, no header, terminator = CR-LF. POWER SAVE scan rate 270 scans/s. READING PARAMETERS operating mode hand-held, hardware trigger, trigger active level, no timeout, Flash On = 1 sec, Flash Off = 0.6 sec, one read per cycle, safety time 0.5 sec, beeper intensity high, tone 2, beeper type monotone, beeper length short, good read spot duration medium. DECODING PARAMETERS ink spread enabled, overflow control enabled, interdigit control enabled, Puzzle Solver disabled, decoding safety = one read. CODE SELECTION enabled codes BT200 BT100 BT200 Code PDF417 EAN 8/EAN 13 / UPC A/UPC E without ADD ON check digit transmitted, no conversions Interleaved 2/5 check digit control and transmission, variable length code; 4-99 characters Standard Code 39 no check digit control, variable length code; 1-99 characters Code 128, variable length code; 1-99 characters disabled codes BT100 EAN 128, ISBT128, Code 93, Codabar, pharmaceutical codes, MSI, Plessey, Telepen, Delta IBM, Code 11, Code 16K, Code 49, RSS family. BT200 EAN 128, ISBT128, Code 93, Codabar, pharmaceutical codes, RSS family 10

19 GRYPHON BT UK/US ADVANCED FORMATTING PARAMETERS concatenation disabled, no advanced formats defined, Zebra printer formatting = disabled. RADIO PARAMETERS radio protocol timeout = 3 seconds, transmission retry = none, no ACK/NACK protocol nor frame packing, power-off timeout = 4 hours, userfriendly name = "Gryphon BTx00 ", beeper control for radio response = good decode and good reception, Bluetooth role = Slave, destination address = , auto-connection = enabled, auto-reconnection = enabled. SERIAL CONFIGURATION OPTIONS In addition to the battery charge function C-GRYPHON can be connected to a PC by means of an RS232 interface either to send new configuration strings from the PC to the reader (i.e. using DL Sm@rtSet ), or to upgrade application software onto the Gryphon BT reader. RS232 Interface to PC Power Supply Host interface connector To proceed with these operations, connect an RS232 cable between C-GRYPHON and the PC. Connect the power supply to C-GRYPHON. Place the Gryphon BT reader onto the charger. 11

20 UK/US DATALOGIC TECHNICAL FEATURES Electrical Features Battery Type 2 AA NiMh* batteries 1.2 V 1850 mah or 2100 mah Time of recharge NiMh 4-5 hours Operating autonomy (typ. continuous reading) reads - NiMh Max scan rate 270 scans/sec Indicators LED, Good Read Spot, Beeper Optical Features Sensor CCD solid state (3648 pixels) Illuminator LED array Wavelength 630 ~ 670 nm Max. LED Output Power 0.33 mw LED Safety Class Class 1 EN Reading field see reading diagram (p. 82) Max. resolution mm, 3 mils PCS minimum 15% (Datalogic Test Chart) Radio Features Bluetooth version Bluetooth 1.1 Profiles supported Serial Port Profile Working frequency to GHz Maximum output power 2.5 mw (class 2) Range (in open air) 10 m. Environmental Features Working Temperature 0 to + 40 C / 32 to 104 F Storage Temperature (without battery) -20 to + 70 C / - 4 to 158 F Humidity 90% non condensing Drop resistance 1.8 m Protection class IP30 Mechanical Features Weight (with batteries) about 280 g. / 9.87 oz Dimensions 179 x 81 x 98 mm / 7.04 x 3.18 x 3.85 in Material ABS and Polycarbonate molded with rubber * It is possible to employ also NiCd or non-chargeable Alkaline AA batteries. 12

21 GRYPHON BT UK/US C-GRYPHON Electrical Features Supply voltage Vdc Power consumption max. 8 W (charging) * Battery charging (red) Indicators Charge completed (green) Power (yellow) Time of recharge NiMh / NiCd batteries: 4-5 hours Environmental Features Working temperature 0 to +40 C / 32 to 104 F Storage temperature -20 to +70 C / - 4 to 158 F Humidity 90 % non condensing Protection class IP30 Communications Interface RS232 Baud Rate 9600 Data Bits 8 Stop Bit 1 Parity None Mechanical Features Weight about 250 g. / 8.81 oz Dimensions 208 x 107 x 55.5 mm / 8.1 x 4.2 x 2.18 in Material ABS * Having a switching regulator inside, the C-GRYPHON draws the same power, regardless of the supply voltage, i.e. as the input voltage increases the current drawn decreases. 13

22 UK/US DATALOGIC TROUBLESHOOTING PROBLEM A beep or a LED blink signals an interruption of the radio communication with the remote Bluetooth device. SOLUTION It is possible that the distance from the remote Bluetooth device is more than 10 m or that an obstacle interrupted the communication. Restart the radio communication. PROBLEM The reader is Master and is not able to initialize radio communication with the remote Bluetooth device Slave. SOLUTION Put the reader near the remote Bluetooth device and try to initialize the radio communication again. Make sure that: - the remote Bluetooth device is powered; - the protocol version is compatible with Gryphon BT's protocol; - the remote Bluetooth device is not already connected to another BT device with the same SPP. Repeat the remote Bluetooth device address procedure. Display Gryphon BT configuration by placing the reader on the C-GRYPHON and sending the Transmit Configuration command. 14

23 GRYPHON BT UK/US PROBLEM The remote Bluetooth device discovers a Gryphon BT within its range of radio communication but is not able to communicate with it. SOLUTION Make sure that: - the remote Bluetooth device has no communication protection (i.e. a password); - the protocol version is compatible with Gryphon BT's. PROBLEM The radio range seems less than 10 m. SOLUTION Check that there are no obstacles to radio transmission between the devices. 15

24 UK/US DATALOGIC SERVICES AND SUPPORT Datalogic provides several services as well as technical support through its website. Log on to and click on the links indicated for further information including: Datalogic Services - Warranty Extensions and Maintenance Agreements Downloads - Software Downloads, Manuals and Catalogues Contact Us - Listing of Datalogic Subsidiaries and Quality Partners Authorised Repair Centres Products >Hand-Held Readers >Software Tools - DL Sm@rtSet DL Sm@rtSet is a Windows-based utility program which allows device configuration using a PC through the RS232 interface. It also allows configuration barcode printing. WARRANTY Datalogic warranties this product against defects in workmanship and materials, for a period of 24 months from the date of shipment, provided that the product is operated under normal and proper conditions. Datalogic has the faculty to repair or replace the product, these provisions do not prolong the original warranty term. The warranty does not apply to any product that has been subject to misuse, accidental damage, unauthorized repair or tampering. PATENTS This product is licensed by one or more of the following U.S. patents: 4,894,523; 5,021,642; and 6,158,661 This product is covered by one or more of the following patents: U.S. patents: 5,992,740; 6,305,606 B1; 6,631,846 B2; 6,517,003 B2; and 6,712,271 B2; European patents: 851,378 B1; 895,175 B1; 962,880 B1; 997,760 B1; and 1,128,315 B1. Additional patents pending. 16

25 GRYPHON BT UK/US COMPLIANCE This device must be opened by qualified personnel only. The batteries must be removed before opening the device. Modifications or changes to this equipment without the expressed written approval of Datalogic could void the authority to use the equipment. This device complies with PART 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference which may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. - Consult the dealer or an experienced radio/tv technician for help. Contact the competent authority responsible for the management of radio frequency devices of your country to verify the eventual necessity of a user license. Refer to the web site for further information. LED CLASS FCC ID OMJ0008 This device complies with PART 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference,and (2) this device must accept any interference received, including interference which may cause undesired operation. TO EN :(2001) CLASS 1 LED PRODUCT SEE PACKAGE FOR PATENT LISTING 17

26 GRYPHON BT Guida Rapida 18

27 GRYPHON BT I DESCRIZIONE E USO I lettori della famiglia Gryphon BT, insieme ad un dispositivo remoto Bluetooth compatibile, costituiscono un sistema radio per la raccolta, la decodifica e la trasmissione di dati contenuti in codici a barre. Il Gryphon BT (Gryphon Bluetooth ) è un lettore CCD wireless che può comunicare a 2.4 GHz ISM tramite il Serial Port Profile (SPP) con un PC, un PDA, una stampante, etc, che abbiano un dispositivo radio Bluetooth integrato o esterno collegato (ad es. un adattatore Bluetooth ). Tramite questo Quick Reference è possibile eseguire le procedure di inizializzazione del lettore con i valori di default. Per maggiori dettagli circa i comandi di configurazione generale, consultare il Gryphon BT Reference Manual sul CD-ROM di configurazione. I lettori Gryphon BT leggono i codici a barre a distanza: è sufficiente mirare sul codice e premere il grilletto. La finestra anteriore proietta una banda luminosa che deve essere centrata sul codice e attraversarlo interamente. ANGOLO DI LETTURA Le condizioni ottimali per la lettura si ottengono inclinando il lettore rispetto al piano in cui si trova il codice, così da evitare il rischio di riflessione diretta, che potrebbe compromettere il risultato della lettura (vedi figura). La buona lettura è segnalata da un beep sonoro e da uno spot blu che illumina il codice. LED di buona lettura Spot di buona lettura OK Sconsigliato Per iniziare ad usare il Gryphon BT occorre: 1. Un dispositivo Bluetooth compatibile (con radio Bluetooth integrata o con un adattatore Bluetooth esterno) pronto all'uso. Consultare la documentazione relativa a tale dispositivo. 2. Caricare le batterie del Gryphon BT usando il caricabatteria C-GRYPHON, secondo la procedura descritta più avanti in questo documento. Un ciclo completo di carica dura 4 5 ore con batterie NiMh da 1850mAH o da 2100mAH. 3. Configurare il Gryphon BT seguendo le istruzioni contenute in questo manuale alla sezione "Configurazione del Gryphon BT". 19

28 I DATALOGIC CARICA DELLE BATTERIE Posizionando il lettore sul caricabatterie C-GRYPHON è possibile effettuare la carica delle batterie del Gryphon BT. Assicuratevi che il LED di carica in corso sia acceso. I LED presenti sul caricabatterie segnalano i diversi stati di carica, come spiegato nella tabella seguente: LED Alimentazione / comunicazioni In carica Carica completa In carica + Carica completa STATO Giallo Acceso = C-GRYPHON è acceso. Giallo Lampeggiante = C-GRYPHON riceve comandi dall'host. Rosso Acceso = la carica della batteria è in corso. Rosso Lampeggiante il ricondizionamento della batteria è in corso. Verde Acceso = la carica della batteria è completata. Rosso e Verde Lampeggianti contemporaneamente = il lettore è mal posizionato sul caricabatterie. Tasto ricondizionamento batterie Alimentazione / comunicazioni (LED giallo) In carica (LED rosso) Carica completa (LED verde) DISCHARGE Dopo numerosi cicli di ricarica, l autonomia delle batterie NiMh e NiCd può diminuire. Per ripristinare l autonomia operativa, posizionate il lettore nel caricabatterie C-GRYPHON e premete il tasto di ricondizionamento delle batterie. Un ciclo completo di scarica delle batterie può durare fino a 2 ore. 20

29 GRYPHON BT I Sostituzione delle Batterie Quando la procedura descritta sopra non ha più effetto occorre sostituire le batterie. E' sufficiente aprire il manico del Gryphon BT svitando la vite del vano batterie. Sostituite le batterie usate, inserite la copertura nel manico e riavvitatela. + ATTENZIONE Lo smaltimento delle batterie va eseguito nel rispetto delle leggi vigenti in materia. Connessione del C-GRYPHON ATTENZIONE Effettuate i collegamenti quando l'apparecchio non è alimentato. Alimentate il C-GRYPHON collegando un alimentatore al caricabatterie tramite il connettore apposito posizionato nella parte inferiore del C-GRYPHON. Il C-GRYPHON è pronto per caricare i lettori Gryphon BT dotati di batterie NiMh o NiCd. Alimentatore Connettore per l'alimentatore del C-GRYPHON 21

30 I DATALOGIC FUNZIONAMENTO DEL GRYPHON BT CONNESSIONE RADIO Nella connessione radio Bluetooth il Gryphon BT può assumere il ruolo di Slave o di Master. Il LED e / o il beeper indicano sempre lo stato della connessione radio del lettore (v. anche la tabella a pagina 24): la connessione radio viene segnalata dal LED blue attraverso un breve lampeggiamento ad intervalli regolari; se il lettore non è connesso il LED emette due brevi lampeggiamenti ad intervalli regolari; durante la procedura di inizializzazione, il tentativo di connessione radio che va a buon fine viene segnalato da quattro toni ascendenti; la disconnessione viene segnalata da quattro toni discendenti. Gryphon BT Slave Un Gryphon BT è Slave quando invia codici a barre ad un Master remoto Bluetooth che ha iniziato la comunicazione, ad esempio un PC, Laptop, PDA, etc. Una volta impostato come Slave il lettore non ha bisogno di una configurazione particolare per essere in grado di comunicare. E' tuttavia possibile impostare alcuni parametri radio per migliorare le prestazioni del sistema e la sicurezza della trasmissione dei dati (v. Gryphon BT Reference manual sul CD-ROM di configurazione). All'accensione il lettore può solamente aspettare che il Master dia inizio alla comunicazione radio. Di seguito viene indicata una procedura generale raccomandata per le applicazioni con Gryphon BT come Slave: 1. Accendere il dispositivo remoto Bluetooth Master (ad es. Laptop o PC). 2. Accendere il lettore Gryphon BT all'interno del raggio di comunicazione radio (10 metri). Qualsiasi modifica alla configurazione radio dovrebbe essere effettuata in questa fase, prima di effettuare la connessione radio. 3. Dal dispositivo Bluetooth Master eseguire la procedura Discovery (secondo la procedura indicata nella documentazione del dispositivo Master Bluetooth ), per riconoscere i lettori Gryphon BT nel raggio di comunicazione radio. 4. Verificare che "Gryphon BTX00 " appaia tra i dispositivi individuati dalla procedura Discovery. 5. Richiedere una connessione SPP con Gryphon BT assicurandosi di disabilitare qualsiasi codice PIN e/o altri parametri per l'accoppiamento dei 22

31 GRYPHON BT I dispositivi Bluetooth. Gryphon BT è sempre individuabile dalla procedura Discovery e si può connettere senza bisogno di un PIN. NOTE Se non si riesce a disabilitare il PIN del dispositivo Bluetooth Master, utilizzare il PIN "1234". Il Gryphon BT Slave emetterà quattro toni ascendenti per indicare la connessione radio. Una volta stabilita la connessine radio con il lettore (v. la tabella a pag. 24) è possibile iniziare la trasmissione dei dati. Se il dispositivo Master Bluetooth può supportare una piconet, è possibile stabilire la comunicazione con un massimo di 7 lettori Slave contemporaneamente. Gryphon BT Master Un Gryphon BT è Master quando il dispositivo remoto Bluetooth è Slave, ad esempio con una stampante per codici a barre Bluetoooth. Una volta impostato come Master, un lettore Gryphon BT deve essere configurato con l'indirizzo del dispositivo Slave con il quale vuole comunicare. Di default, all'accensione il lettore inizia la comunicazione con lo Slave. Se la connessione va a buon fine il lettore può inviare codici a barre al dispositivo Slave. Se la connessione non va a buon fine, si può tentare una connessione manuale premendo due volte sul grilletto del lettore. Le connessioni radio possono anche essere gestite manualmente come descritto nel Gryphon BT Reference Manual sul CD-ROM di configurazione. Durante la richiesta di connessione o disconnessione radio con un dispositivo Bluetooth Slave remoto, il lettore emette una serie di ticchettii e brevi lampeggiamenti del LED. STATO SLEEP Il microprocesore nel lettore va in stato "Sleep" dopo 5 minuti di inattività per ridurre il consumo di energia. TRASMISSIONE DEI DATI La trasmissione dei dati può essere trasparente (nessun protocollo ACK/NACK) quando tutti i caratteri vengono letti e immediatamente spediti all'host (valore di default). In alternativa, la trasmissione dei dati può avvenire con controllo di flusso (con protocollo ACK/NACK) quando, dopo ogni lettura, il Gryphon BT attende un segnale dall'host remoto di ricezione dei dati prima di leggere e spedire il codice successivo. 23