Datalogic Scanning DLCC Network Card User Manual
Contents
1. anen nenen nene eke e eee a ete tee e eee eee ente tete ee eee nete tete tree eneve rete 2 INITIAL SETUP rem 3 nje 3 DECO Setup a c 4 Restore D Cfaul Buin tite nket SR leia 4 Set Radio Addresses eka EE eee te E eter eeeteva 4 CONFIGURATION conan 5 PARAMETER ISSUES AND DEFINITIONS ene ee rene nnne 15 Radio and Serial Communication Controls nenen ave n eee ee ee ee netet 15 COM Port Parameters aaa 20 Handshakingis as stends taa nas 26 SE Soul Va diete e 20 ACK NACK Protocol aaa anen ne eee eee ana tete ke dek n teen eee reve te tete eee eee aeese 22 RX TIMGOUE aa d e FIFO inas nee aao rira e a ai aei aa oriad Frame Packing Data Format nana ee eeee anen nuke eee nene tete eee eee eee tete ee eren ete tete tree ene tee Header Terminator Selection aaa 26 Address Stampin gji t ie Hera inde Sh 27 Address Delilmilefz ctore edo eier cr Ia eee p De e saja tial as 28 Radio Par meters iie dh e dd sd p shaa odd Eu 29 RFE Baud R t sin aid a adas e na ETE YR ad 29 Transmission Mode Client ONIY i 29 Radio Protocol Timeout Client only 29 Single Store Client only 2 u 2a 29 4 4 5 4 4 6 A 1 A 2 ACK NACK From Remote Host Client on 30 Beacon Client only 2 2 v s astra ces Sa a die edo der n ides edo de 31 DEFAULT C2. a Datalogic radio communication system that uses a Narrow Band RF radio and Datalogic proprietary CSMA CA protocol to automatically link and manage all the RF devices in the system INDEX C COM Port Parameters 20 ACK NACK Protocol 22 Handshaking 20 Compliance vi Configuration 5 COM Port Parameters 6 Data Format 9 Radio Parameters 12 Configuration Methods xii Configuration Strings from Host xii DL Mobile Configurator xii DL Sm rtSet xii DLCARD EXE DOS Configuration Program xiii Configuration Strings 3 Conventions v D Data Format 26 Address Delimiter 28 Address Stamping 27 Header Terminator Selection 26 Default Configuration 32 DLCC as Client 17 DLCC as Client Server 18 DLCC as Server 16 DLCC Setup 4 Restore Default 4 Set Radio Addresses 4 F FIFO 23 Frame Packing 24 G Glossary 38 H Hex and Numeric Table 37 L LED Indicator 2 Q Quick Start ix Installing to DOS Terminal x Installing to portable PC ix R Radio and Serial Communication Controls 15 Radio Parameters 29 ACK NACK From Remote Host 30 Beacon 31 Radio Protocol Timeout 29 RF Baud Rate 29 Single Store 29 Transmission Mode 29 RX Timeout 23 T Technical Features 33 Typical System Layouts 34 Bi Directional Communication 36 DLCC Server 35 39 Datalogic Mobile S r l Via S Vitalino 13 40012 Lippo di Calderara 07 Bologna Italy dichiara che declares that
3. 0 baud 300 baud 600 baud 1200 baud 2400 baud 4800 baud 9600 baud 19200 baud 38400 baud 57600 baud DH ll PARITY None Even parity Odd parity DATA BITS STOP BITS COM PORT Description string 7 waw T Hardware Eegen Sour como ee Saje ori e CI ee 0 Deg EIN mex e Enable DATANAGK es FIFO see par 4 2 4 cs J m Eme we INTER CHARACTER DELAY Inter character delay ms CKOO CK99 RX TIMEOUT see par 4 2 3 and par 4 2 5 RX Timeout sec CLOO CL99 FRAME PACKING see par 4 2 5 Frame CR STX Len frame CR Wu Frame after timeout DATA FORMAT HEADER TERMINATOR HEADER POSITION CODE LENGTH TX ADDRESS STAMPING ADDRESS DELIMITER O O O O O 000000 The programming sequence is the following eme s er arriage return character OD Hex xit and Save configuration haracter sequence in following tables Enter configuration environment DATA FORMAT Description String TERMINATOR hera terminator era Elo cnaracir rees Iesse x HEX values representing an ASCII character x HEX value from 00 to FE in Appendix B Example Header AB Two character header A B EA02 41 42 Example Terminator CR LF Two character terminator CR LF EA12 0D 0A For more details see par 4 3 1 10 DATA FORMAT Description String HEADER POSITION see par 4 3 1 First frame fi
4. D ROM and follow the procedure D At the end of the driver installation Windows assigns DLCC a virtual COM port 4 Configure the DLCC address according to your application See Configuration Methods The default communication parameters of the COM port are 9600 baud no parity 8 data bits 1 stop bit handshaking disabled The installation is now complete Installing to DOS Terminal Read all information in the section Safety Precautions at the beginning of this manual 1 Rhino will recognize the card if the correct drivers are loaded Therefore before inserting the card into the terminal make sure that in NEWCFG SYS the driver for the PCMCIA serial ports is loaded A PCMCIA PCMSCD EXE the scan engine d river is correctly configured COM 3 interrupt 5 and loaded after PCMSCD EXE A DRIVERS REDIR SYS c3 i5 b3 The following is an example of the NEWCFG SYS Load PCMCIA EVIC EVIC EVIC T pa T DS EJ Qu se EVICEHIGH A drivers A NPCMCIANCNFIGNAM EXE DEFAULT A PCMCIA PCMSSC40 EXE A PCMCIA PCMCSFUL EXE EVICE A NPCMCIANPCMRMAN SYS PCMCIA PCMSCD EXE Device Driver Scan Engin Emulate SI E1200 on Com3 9600 N 8 1 Irq5 DEVICEHIGH A NDRIVERSNREDIR SYS c3 i5 b3 2 Insert the DLCC correctly in the PCMCIA slot Refer to the terminal user s manu
5. Del Code ld Code Len DATA Terminator The Address field has different meanings depending on if the FRAME is a 2 way answer to a previous 2 way transaction initiated by a DLCC Client or if it is a new message that an RF device sends to the DLCC Server See par 4 3 2 for details 26 PARAMETER ISSUES AND DEFINITIONS 4 3 2 Address Stamping If enabled this command includes the RF device or DLCC address in the message answer transmitted It is advised to enable this parameter when DLCC is a Server for more than one Client in 2 way transmission In this way the Host knows to which Client the answer must be sent If receiving data from an RF device working in 1 way mode DLCC Server automatically includes the RF device address in the message to be sent to the Host If receiving data from an RF device working in 2_way mode DLCC Server automatically includes the RF device address in the message to be sent to the Host It is required to set the Host application to include the same address in the answer to be transmitted back to the RF device r RF Dev Addr message RF Device in 2 way mode RF Dev Addr answer DLCC Server Figure 8 Receiving a Message from RF device in 2 Way Mode If DLCC as Client is transmitting to more than one destination device see the three Stargates in the figure below in 1 way mode it is necessary to set its Host application to include the card addre
6. HORT RANGE DEVICES SRD RADIO EQUIPMENT TO BE USED IN THE 25 MHz TO 1000 MHz FREQUENCY RANGE WITH POWER LEVELS RANGING UP TO 500 MW PART 3 HARMONIZED EN COVERING ESSENTIAL REQUIREMENTS UNDER ARTICLE 3 2 OF THE R amp TTE DIRECTIVE EN 60950 1 DECEMBER 2001 INFORMATION TECHNOLOGY EQUIPMENT SAFETY PART 1 GENERAL REQUIREMENTS Lippo di Calderara September 3rd 2007 Ro lo CO eulos Paola Chientaroli Quality Assurance Manager vDATALOGIC www mobile datalogic com World wide Sales Network available from www mobile datalogic com contacts Datalogic Mobile S r l Via S Vitalino 13 40012 Lippo di Calderara di Reno Bologna Italy Telephone 39 051 3147011 Fax 39 051 3147561 2002 2007 Datalogic Mobile S r l 03 09 2007 09 07
7. NACK Protocol is disabled see par 4 2 2 CAUTION One vvay mode Host sends a message to DLCC which passes it to the destination device via radio In case of good transmission the destination device transmits a radio acknowledgement back to the card If received before the Radio Protocol Timeout expires DLCC sends an ACK character to the Host If the timeout expires before receiving any acknowledgement the card transmits a NACK character Message t a eee a vs 4 radio mM acknowledgement 6 Remote Host 1 Way Transmission Mode 30 PARAMETER ISSUES AND DEFINITIONS O Two way mode Host sends a message to DLCC which passes it to the destination device via radio The destination device transmits the message to the Remote Host which responds with DATA This answer is sent to DLCC through the destination device Then the card transmits it to the Host If the Radio Protocol Timeout expires before the answer from Remote Host is received by DLCC or in case the Remote Host does not respond DLCC sends a NACK character to the Host Message Message Remote Host 2 Way Transmission Mode If the Host continues to send new messages before receiving any answer from the Remote Host it is strongly suggested to enable the handshaking on the Host connected to DLCC for a correct functioning 4 4 6 Beacon Client only If this parameter is enabled DLCC polls the server for data at regu
8. ONFIGURATION eese nennen tere vete nnne 32 TECHNICAL FEATURES iones dion 33 TYPICAL SYSTEM LAYOUTS eese nnne nn 34 DEACRA EE 35 Bi Directional Communication ana 36 HEX AND NUMERIC TABLE i 38 GLOSSARY EE 39 INDEX ta ee EE 40 REFERENCES CONVENTIONS This manual uses the following conventions User refers to anyone using a DL Cordless Card M DLCC refers to the DL Cordless Card You refers to the System Administrator or Technical Support person using this manual to install configure operate maintain or troubleshoot a DLCC REFERENCE DOCUMENTATION For further details refer to the card Quick Reference Manual and to the RHINO Reference Manual SERVICES AND SUPPORT Datalogic provides several services as well as technical support through its website Log on to www datalogic com and click on the links indicated for further information including e PRODUCTS Search through the links to arrive at your product page where you can download specific Manuals and Software 8 Utilities including e SERVICES amp SUPPORT Datalogic Services Warranty Extensions and Maintenance Agreements Authorised Repair Centres e CONTACT US E mail form and listing of Datalogic Subsidiaries COMPLIANCE RADIO COMPLIANCE Contact the competent authority responsible for the management of radio frequency devices of your country to verify the eventual neces
9. SOATALOGIC DL Cordless Card DATALOGIC CORDLESS CARD Reference Manual TE SDATALOGIC Datalogic Mobile S r l Via S Vitalino 13 40012 Lippo di Calderara di Reno Bologna Italy DL Cordless Card TM Ed 09 2007 This manual refers to software version 1 0 and later ALL RIGHT RESERVED Datalogic reserves the right to make modifications or improvements without prior modifications 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 Products names mentioned herein are for identification purposes only and may be trademarks and or registered trademarks of their respective companies Datalogic S p A 2003 2007 CONTENTS _ Na 1 NNN N 4 1 4 2 4 2 1 4 2 2 4 2 3 4 2 4 4 2 5 4 3 4 3 1 4 3 2 4 3 3 4 4 4 4 1 4 4 2 4 4 3 4 4 4 REFERENCES iii iaa iia dzi t v Conventions Reference Documentation e V Services and Gupport enne ennt nene eee V COMPLIANCE iss rd aaa YE DRE E ads FR XE TE DIOE RR n n da UR vi Radio Compliance cacaos atril danos essel e citada vi VIe ls EE vi QUICK STAR assess seres ee Set ee Handa Ee d SEENEN ix CONFIGURATION METHODS 2222 222020222200000000000 200000000 nn nnn nnn nnns xii INTRODUCTION sucia 1 OVERVIEW nani e e een 1 LED Indicator
10. Setup for Server Only Functioning DLCC Radio Address 0017 RHINO Run an application managing the data communication between the mobile computer and the host system for example Terminal Emulation DRAGON M Setup for STAR System mode _DRAGON M Radio Address 1235 A Destination Address 0017 35 a DL CORDLESS CARD A 2 BI DIRECTIONAL COMMUNICATION Two DLCCs are installed into the dedicated Host They communicate with each other by transmitting and receiving data HOST 1 HOST 2 Card Figure 12 Bi directional Communication Each system device may be configured as follows DLCC 1 DLCC Radio Address 0325 A First Destination Device Address 0263 Handshaking modem RTS CTS Frame Packing frame after timeout selection advised for this example for a faster transmission HOST 1 Run the desired application or a terminal emulation program Adjust the Host communication parameters and handshaking according to DLCC 1 DLCC 2 DLCC Radio Address 0263 A First Destination Device Address 0325 Handshaking modem RTS CTS Frame Packing frame after timeout HOST2 Run the desired application or a terminal emulation program Adjust the Host communication parameters and handshaking according to DLCC 2 36 HEX AND NUMERIC TABLE gt B HEX AND NUMERIC TABLE CHARACTER TO HEX CONVERSION TABLE gt gt N lt XS lt c SONDA RONA Or I CANX K CK
11. acon every seconds we Beacon every seconds f mea Beacon every seconds we Beacon every 8 seconds wes Beacon every 30 seconds mee 14 PARAMETER ISSUES AND DEFINITIONS O 4 PARAMETER ISSUES AND DEFINITIONS 4 1 RADIO AND SERIAL COMMUNICATION CONTROLS DLCC communication can be controlled by several parameters depending on whether it is a Client or Server DLCC can act as both Client and Server The following table summarizes which parameters are controlled by the Client and which ones are controlled by the Server controlled parameters controlled parameters rgo hansa __ Single Store i 7777 To avoid incorrect interpretation of ACK characters ACK NACK Protocol and ACK NACK From Remote Host cannot be simultaneously enabled on the same DLCC To help understand the various communication control possibilities among the different communication modes we will analyze the communication control parameter settings for the following 3 cases 1 DLCC acting as Server 2 DLCC acting as Client like an RF device 3 DLCC as client server 15 LD DL CORDLESS CARD Case 1 DLCC as Server HOST i S DRAGON 2 q DRAGON 3 fr C D a 4 4 4 Pd F734 E a A Ke Suu Figure 5 DLCC as Server DLCC as a Server receives data from RF devices The ACK NACK Protocol parameter can be set to assure correct communication between DLCC and the local Host Assuming the RF devic
12. al Figure 2 DOS Terminal Card Installation 3 Start the DOS terminal The system assigns DLCC a virtual COM port COM 3 interrupt 5 4 Configure the DLCC address according to your application See Configuration Methods paragraph The default communication parameters of the COM port are 9600 baud no parity 8 data bits 1 stop bit handshaking disabled The installation is now complete xi CONFIGURATION METHODS DLCC configuration can be performed by four methods DL Mobile Configurator to set the primary DLCC parameters DL Sm rtSet software configuration program configuration strings sent from the Host via COM port DLCARD EXE DOS Configuration Program to perform a complete configuration of DLCC Your card is supplied with its own Quick Reference Manual which provides basic application parameter settings using configuration strings default values and specific technical features You can see either your card s Quick Reference Manual or this manual for initial configuration To use this manual for initial setup see chapter 2 If you need to change the default settings for your specific application see chapter 3 and the Examples in appendix A DL Mobile Configurator Through this Windows based utility program it is possible to configure the terminal and set the primary DLCC parameters from a PC To send the configuration to the terminal connect the PC to Rhino via RS232 For
13. any command configuration string Here is an example of DLCARD INI file main reset cfg TRUE address 1973 terminator cr commands set minimum destination address cmd 4MS1234 set maximum destination address cmd MT1235 The DLCC will be set consequently In the DOS command line if you launch the DLCARD EXE program with the parameter the list of all the possible parameters will be shown Example CA DLCARD xiii xiv INTRODUCTION Gp 1 INTRODUCTION The DL Cordless Card is a PCMCIA card developed to provide wireless 433 MHz RF communication between a laptop or a vehicle mounted terminal Host and Datalogic RF devices or base stations which are STAR System compatible Gryphon M Readers r Dragon M Laser Scanners STAR Modem Radio Modems Formula Basic Line RF Terminals F734 E RF F725 E RF F660 E RF gt STARGATE Base Stations 1 1 OVERVIEW DLCC provides a wireless bi directional communication between the Host and the RF devices DLCC installed in a vehicle mounted terminal is a Server receiver to the RF Devices and also a Client transmitter to STAR Modem which receives data for the printer Figure 3 STAR System uses the Narrow Band RF radio and Datalogic CSMA CA protocol to automatically link and manage all the RF devices in the system This protocol manages the data transmission using a 16 bit CRC checksum All RF device
14. ase of bad reception In the particular case where the RF device is configured for 2 way transmission and therefore requires an answer it is advised to set DLCC with the DATA NACK protocol The DATA answer from the Local Host is implicitly considered an ACK and is sent to the RF device If instead ACK NACK is used the card generates an Empty Answer to the RF device AN Before selecting this parameter ensure that ACK NACK from Remote Host is disabled see par 4 4 5 CAUTION Server ACK or NACK ACK NACK Enabled Data C Server 3 DATA or NACK DATA NACK Enabled 22 PARAMETER ISSUES AND DEFINITIONS ES If the card does not receive an ACK DATA or NACK transmission is ended after the RX Timeout see par 4 2 3 See also Radio Protocol Timeout par 4 4 3 for radio transmission to RF devices For ACK NACK selection when DLCC as Client is transmitting to a destination device connected to a Remote Host refer to par 4 1 4 2 3 RX Timeout This parameter can be used to automatically end data reception from the Local Host after the specified period of time If no character is received from the Local Host after the timeout expires any incomplete string is flushed from the card buffer Refer to par 4 2 5 for RX Timeout functioning when defining the frame packing 4 2 4 FIFO If enabled the Destination Device collects all messages sent by DLCC and sends them in the order of acquisition
15. can transmit data only if the CTS line controlled by the Host is active Signals at ElA levels DLCC Side Host Side a Received data Received data RTS Modem busy Signals at ElA levels DLCC Side Host Side T Transmitted data Transmitted data CTS Host busy Modem RTS CTS Handshaking 20 PARAMETER ISSUES AND DEFINITIONS qe Hardware handshaking RTS CTS The RTS line is activated by DLCC before transmitting a character Transmission is possible only if the CTS line controlled by the Host is active Signals at A E EIA levels RTS x ll Transmitted data Transmitted data CTS Host busy Hardware RTS CTS Handshaking Software handshaking XON XOFF During transmission if the Host sends the XOFF character 13 Hex the card interrupts the transmission with a maximum delay of one character and only resumes when the XON character 11 Hex is received Transmitted data Transmitted data mcr IN XOFF XON Host busy Host ready Software XON XOFF Handshaking 21 gt DL CORDLESS CARD 4 2 2 ACK NACK Protocol This parameter sets a transmission protocol which takes place between DLCC Server and an RF device An RF device such as a hand held reader passes its data code read to the card installed into the terminal The Host sends an ACK character 06 HEX to the card in the case of good reception a NACK character 15 HEX requesting re transmission is sent to the card in c
16. ce used The Address field has different meanings depending on if the FRAME is a 2 way answer to a previous 2 way transaction initiated by a DLCC Client or if it is a new message that an RF device sends to the DLCC Server See par 4 3 2 for details 24 PARAMETER ISSUES AND DEFINITIONS a Correct FRAME identification is managed by frame packing Three different types of frame packing can be selected Frame CR default the frame sent to DLCC is terminated by CR This means you cannot use the CR character within the frame In Frame CR mode make sure the FRAME does not contain CR nor begin with or characters FRAME CR The frame transmitted by DLCC has no additional field In this case the end of the FRAME is either DATA or Terminator if any FRAME STX LEN Frame CR both frames sent to and by DLCC are preceded by STX LEN and terminated by CR where LEN is a field of 4 digits and indicates the FRAME length in number of characters that is FRAME CR STX LEN FRAME CR In this mode it is not necessary to use the Frame Packing to send commands i e 8 CR The STX CR and ESC characters contained in the frame must be preceded by the ESC character for a correct transmission Frame after Timeout if the delay between two consecutive characters is more than the selected timeout the card considers the frame completed The timeout cor
17. cto con el proveedor donde lo compr o consultar la secci n dedicada en el Web site www mobile datalogic com vii Benutzerinformation bez glich Richtlinie 2002 96 EC der europ ischen Kommission Am Ende des Ger telebenszyklus darf das Produkt nicht ber den st dtischen Hausm ll entsorgt werden Eine entsprechende M lltrennung ist erforderlich Beseitigung des Produkts entsprechend der Richtlinie verhindert negative Auswirkungen f r die Umwelt und die Gesundheit der Menschen erm glicht die Wiederverwendung der Materialien und spart somit Energie und Resourcen Weitere Informationen zu dieser Richtlinie erhalten sie von ihrem Lieferanten ber den sie das Produkt erworben haben oder besuchen sie unsere Hompage unter www mobile datalogic com viii QUICK START The following can be used as a checklist to verify all of the steps necessary for complete installation of the DL Cordless Card for a DOS terminal and for a laptop with two PCMCIA overlaid slots for PC cards of type Il and with Windows 98 ME XP and later versions Installing to portable PC 1 Read all information in the section Safety Precautions at the beginning of this manual 2 Start your PC 3 Insert the DLCC correctly in the PCMCIA slot Refer to the PC user s manual Figure 1 Laptop Card Installation A Windows notifies the PC has a new hardware device DLCC B Windows searches for a driver C Insert the enclosed installation C
18. eld Before message field ES CODE LENGTH TX Code length not transmitted Code length transmitted in variable digit length Code length transmitted in fixed 4 digit format The code length is transmitted in the message after the Headers and Code Identifier characters The code length is calculated after performing any field adjustment operations ADDRESS STAMPING see par 4 3 2 ADDRESS DELIMITER see par 4 3 3 Disable Enable a a Hex value representing the ASCII character in the range from 00 to FE in Appendix B 11 RADIO PARAMETERS RF BAUD RATE TRANSMISSION MODE RADIO PROTOCOL TIMEOUT SINGLE STORE ACK NACK FROM REMOTE HosT BEACON 0 0000 0000 The programming sequence is the following ps command s er arriage return character OD Hex xit and Save configuration haracter sequence in following tables Enter configuration environment 12 RADIO PARAMETERS Description String RF BAUD RATE see par 4 4 1 9600 baud 19200 baud TRANSMISSION MODE Client only see par 4 4 2 RADIO PROTOCOL TIMEOUT Client only see par 4 4 3 Radio protocol timeout seconds MH01 MH19 SINGLE STORE Client only see par 4 4 4 13 RADIO PARAMETERS Description String ACK NACK FROM REMOTE HOST Client only see par 4 4 5 Enable ACK DATA NACK MR BEACON Client only see par 4 4 6 Dies ws Seefe TJE Beacon svev seconds we Be
19. ement is received from Host Because ACK NACK is enabled for STAR Modem only after this has received an ACK from the Remote Host does it acknowledge reception Empty Answer to DLCC 17 E DL CORDLESS CARD Case 3 DLCC as Client Server gam s DH D D P Client EA Figure 7 DLCC as Client Server Both DLCCs are able to communicate bi directionally For analysis purposes only we assume the situation where Host 1 is Client and Host 2 is Server It is clear that the situation is analogous in the opposite direction e IfDLCC1 Transmission Mode 1 way ACK NACK from Remote Host disabled FIFO enabled Handshaking any The Client Host 1 sends a message to the Remote Host Host 2 but no control exists upon reception and even if ACK NACK Protocol is implemented on the Server side Remote Host no answer is returned from DLCC 2 to DLCC 1 This is not a secure communication e IfDLCC1 Transmission Mode 1 way ACK NACK from Remote Host enabled FIFO enabled Handshaking any The Client Host 1 sends a message to the Remote Host Host 2 DLCC 2 acknowledges good radio reception but no control is made on Remote Host reception If DLCC 2 acknowledges radio reception within the Radio Protocol Timeout DLCC 1 sends ACK to its local Host otherwise it sends NACK 18 PARAMETER ISSUES AND DEFINITIONS O IFDLCC 1 Transmission Mode 2 ways ACK NACK from Remote Host enabled FIFO enab
20. es are setup for 2 way transmission in STAR System mode we can analyze the following ACK NACK protocol selections RF devices Transmission Mode 2 ways The Host must respond to a 2 way transmission e If DLCC ACK NACK disabled there is no control of the communication between DLCC and the Local Host DLCC answers the RF device which initiated the 2 way transaction with DATA received from the Local Host e If DLCC ACK NACK enabled when the Local Host receives a message correctly it answers DLCC with the ACK character Only then does DLCC acknowledge the RF device which initiated the 2 way transaction with an Empty Answer e DLCC DATA NACK enabled when the Local Host receives a message correctly it answers DLCC with DATA DLCC then answers the RF device which initiated the 2 way transaction with this DATA i e command to RF device display 16 PARAMETER ISSUES AND DEFINITIONS O Case 2 DLCC as Client like an RF device HOST Client we Figure 6 DLCC Client In the figure above DLCC is a Client as an RF device The following parameters may be set depending on the application STAR Modem ACK NACK enabled STAR System Rx Tx enabled e IfDLCC Transmission Mode 1 way ACK NACK from Remote Host disabled FIFO disabled Handshaking modem RTS CTS In this case DLCC sends data messages to the Remote Host The special case of FIFO disabled blocks transmission until an acknowledg
21. es roaming towards all these devices CONFIGURATION e 3 CONFIGURATION Once the card is setup you can change the default parameters to meet your application needs by sending the desired strings to the card via COM Port The following table lists all configuration commands which do not require the character Description Enter Configuration Exit and Save Configuration Restore Default Transmit Software Release Transmit Configuration In this manual the configuration parameters are divided into logical groups making it easy to find the desired function based on its reference group The configuration parameter groups are the following COM parameters allow the configuration of the COM port DATA FORMAT parameters regard the messages sent and received via COM port RADIO PARAMETERS allow configuration of radio protocol parameters It is strongly recommended to read par 4 1 in Radio and Serial Communication controls and the example applications in appendix A for correct parameter settings COM PORT PARAMETERS BAUD RATE PARITY DATA BITS STOP BITS HANDSHAKING ACK NACK PROTOCOL FIFO INTER CHARACTER DELAY RX TIMEOUT FRAME PACKING 0000000006 0000000606020 The programming sequence is the following 5 command er arriage return character OD Hex xit and Save configuration haracter sequence in following tables Enter configuration environment COM PORT Description BAUD RATE 15
22. hen DLCC Client transmits messages data to a destination device It guarantees a secure control to prevent the transmission of duplicated data If Single Store is enabled and DLCC does not receive any answer of good transmission from the destination device it enters a special operating mode that stops sending new messages When such operating mode is entered the card retries transmission itself for the number of attempts selected in the configuration 29 qb DL CORDLESS CARD Once the transmission is successful the card continues to send new messages If transmission is not successful after the number of configured attempts the message is lost To be absolutely sure that messages are received by the destination device set Single Store to continuous A new message will not be sent unless the previous one is received If using Single Store as continuous and the transaction is not received check that the Server is active and that the DLCC configuration is correct If your application requires an acknowledgement from the Remote PC you must define Single Store and enable ACK NACK From Remote Host see par 4 4 5 4 4 5 ACK NACK From Remote Host Client only This parameter sets a transmission protocol which takes place between the DLCC Client Host and the destination device Host Remote Host The transmission is influenced by the transmission mode selected see par 4 4 2 AN Before selecting this parameter ensure that ACKI
23. lar intervals configurable from 2 to 30 seconds by sending a character ENQ ASCII 05 with a 2 way transaction The server must always respond with data or with an Empty Answer The selection of this parameter does not influence the card normal radio transaction This means that it does not modify the transmission of data sent by the Local Host 31 GB DL CORDLESS CARD 5 DEFAULT CONFIGURATION Configuration Parameter Default Setting Serial Communication Baud Rate 9600 Parity Data Bits Stop Bits No parity 8 Data bits 1 Stop bit Handshaking Disabled ACK NACK Protocol Disabled FIFO Enabled Intercharacter Delay Disabled RX Timeout 5 seconds Frame Packing Frame CR Header No headers Terminator CR and LF Header Position First frame field Code Length TX Code Length not Transmitted Address Stamping Disabled Address Delimiter Disabled Radio Parameters RF Baud Rate 19200 baud Transmission Mode 1 way mode Radio Protocol Timeout 2 sec Single Store Disabled ACK NACK from Remote Host Disabled Beacon Disabled 32 TECHNICAL FEATURES a 6 TECHNICAL FEATURES Electrical Features 5 Vdc 3 400 mW One red LED Supply voltage Power consumption Indicator Radio Features 433 92 Mhz Up to 19200 baud 10 mW 15 m 49 2 ft Working frequency Bit rate Effective Radiated Power Range in open air RF Modulation System Configuration n 0 A Maximum number of client RF devices suppor
24. led Handshaking any Single Store enabled The Client Host 1 sends a message to the Remote Host Host 2 and expects an answer from Host 2 Host 2 answers with DATA a string of up to 238 characters If DLCC 2 sends this DATA answer within the Radio Protocol Timeout DLCC 1 sends it to its local Host Host 1 otherwise DLCC 1 sends NACK In addition the Single Store parameter upon Radio Protocol timeout causes DLCC 1 to retry transmission of the same message the defined number of times before responding to its local Host Host 1 with NACK Host 1 Handshaking RTS CTS IFDLCC 1 Transmission Mode any ACK NACK from Remote Host enabled FIFO disabled Handshaking modem RTS CTS The Client Host 1 sends a message to the Remote Host Host 2 DLCC 1 after receiving the message blocks transmission of Host 1 until communication is completed according to the other communication control parameter settings as described above The most secure settings for bi directional communication is to have ACK NACK from Remote Host enabled and Two way transmission at both ends In addition in case the first transmission fails the Single Store parameter automatically repeats transmission of the same data packet up to the number of specified attempts 19 gt DL CORDLESS CARD 4 2 COM PORT PARAMETERS 4 2 1 Handshaking Modem RTS CTS DLCC deactivates the RTS line when it cannot receive a character from the Host DLCC
25. more details about this configuration method refer to the DL Mobile Configurator manual DL Sm rtSet DL Sm rtSet program available on the Datalogic website is a Windows based utility program providing a quick and user friendly configuration method It allows defining the complete DLCC configuration and sending it directly to the card via virtual COM port Connect to www datalogic com services support to download the software Configuration Strings from Host This configuration method may be used for initial and complete configuration see chapter 2 by sending the desired strings provided in chapter 3 through the COM port Batch files containing the desired parameter settings can be prepared to configure the card quickly and easily Reference notes describing the operation of more complex parameters are given in chapter 4 xii DLCARD EXE DOS Configuration Program This configuration method allows setting DLCC through a vehicle mounted terminal running the DOS operating system Upon start the DOS DLCARD EXE program checks communication with DLCC If the test is successful the program will open the file DLCARD INI that includes a list of keywords The keywords accepted are the following e RESET CFG to reset card configuration to default possible values TRUE or FALSE ADDRESS to set the DLCC address range 0 to 1999 e e TERMINATOR to set the terminator possible values CR CR LF or NONE e CMD to send
26. r OB B0 5 S KR 70 nb OO TO lt gt Q A B C D E F G H I J K L M N O P Q R S T U m r 37 GLOSSARY 1 way transmission 2 way transmission Client Server Bi directional Communication Destination Device DATA Empty Answer Local Host Remote Host STAR System 38 a radio transmission in which DLCC transmits data without requiring an acknowledgement answer from the remote Host a radio transmission in which DLCC transmits data requiring an acknowledgement answer from the remote Host a radio device which can initiate a 1 way or 2 way transmission to a Server The Client is also defined as Transmitter DLCC RF terminals or RF hand held readers function as Clients a radio device which is continuously waiting for a 1 way or 2 way transmission initiated by a Client The Server is also defined as Receiver DLCC or Stargates function as Servers the ability to both receive radio messages as a Server and to initiate radio transmission as a Client the radio device to which a message must be sent or to which an answer to a previously received message must be given a string of up to 238 characters sent by a client to a server or received by a client as a 2 way response a radio acknowledgement containing no information data content the Host to which DLCC is physically inserted in the Host to which a transmitting DLCC Client sends a message via radio
27. responds to 1 10 of the value defined for RX Timeout see par 4 2 3 Therefore the timeout for frame packing is calculated in ms from 10 ms to 990 ms It is not possible to disable this timeout therefore possible values are in the range 10 990 ms If RX Timeout is disabled Frame after Timeout is 10 ms Both the frames sent to and by DLCC have no additional fields FRAME All commands to be sent using this frame packing must be preceded by the string below which substitutes the character PROG_REQ 25 qe DL CORDLESS CARD This string is always transmitted in a single frame preceding the one containing the configuration command as shown in the following examples Example 1 Sending the CR command to transmit the card software release 1 Frame PROG_REQ 2 Frame CR Example 2 Sending the MLO CR command to set the default frame packing configuration 1 Frame PROG_REQ 2 Frame MLO CR 4 3 DATA FORMAT 4 3 1 Header Terminator Selection The header terminator selection is not effected by restore default command Header Position This parameter defines the header position within the frame to be transmitted from DLCC to the Host The header can be positioned in either the first field of the frame or in the field preceding the message HEADER Address Address Delimiter MESSAGE HEADER Time Stamp Time Stamp
28. s in the system must implement the CSMA CA protocol and therefore be configured using the STAR System setup procedure Figure 3 Bi directional communication To configure the card for operating in this mode refer to paragraph 2 2 DL CORDLESS CARD 1 2 LED INDICATOR DL Cordless Card has one red LED as displayed in the following figure LED Indicator O DATALOGIC CORDLESS CARD Figure 4 DLCC LED Indicator The LED signals activity on PCMCIA interface INITIAL SETUP e 2 INITIAL SETUP For a correct DLCC configuration keep in mind the following e when using the DLCC for the first time set the desired card address via COM Port since its factory default address is Undefined 2 1 CONFIGURATION STRINGS When using a DLCC on a terminal or a portable PC initial setup can be performed via COM port by sending the configuration strings to the card using any terminal emulation program for example Hyper Terminal Ensure that your PC COM port is set as follows 9600 baud no parity 8 data bits 1 stop bit handshaking disabled The programming sequence is the following s command o Tor arriage return character 0D Hex xit and Save configuration haracter sequence in following tables Enter configuration environment Example Command programming sequence meus s eR Carriage return character 0D Hex Exit and Save configuration DLCC address 1237 Enter config
29. s required to set the Host application to include the Address Delimiter character in the message Any character can be included in the hexadecimal range from 00 to FE 28 PARAMETER ISSUES AND DEFINITIONS qe 4 4 RADIO PARAMETERS 4 4 1 RF Baud Rate This parameter defines the baud rate used for radio communication The baud rate value can be set to 9600 or 19200 according to the device communicating with DLCC 19200 is the default value 4 4 2 Transmission Mode Client only DLCC Client can communicate within the system using two different transmission modes e 1waymode DLCC transmits data without requiring an acknowledgement default answer from the Remote Host see par 4 1 for details e 2way mode DLCC transmits data requiring an acknowledgement answer from the Remote Host see par 4 1 and par 4 4 5 for details 4 4 3 Radio Protocol Timeout Client only This parameter sets the valid time to wait before radio transmission between DLCC and a destination device is considered failed This parameter should be set taking into consideration the radio traffic number of devices in the same area If the RS232 interface connecting the Remote Host and the destination device is used with ACK NACK enabled this parameter should be at least equal to the RX Timeout parameter for low traffic environments It should be increased if there are many devices in the same area 4 4 4 Single Store Client only This command is active w
30. sity of a user license Refer to the web site http europa eu int comm enterprise rtte spectr htm for further information Ceo CN2468 WEEE COMPLIANCE Informazione degli utenti ai sensi della Direttiva Europea 2002 96 EC L apparecchiatura che riporta il simbolo del bidone barrato deve essere smaltita alla fine della sua vita utile separatamente dai rifiuti urbani Smaltire l apparecchiatura in conformit alla presente Direttiva consente di evitare possibili conseguenze negative per l ambiente e per la salute umana che potrebbero invece essere causati dall errato smaltimento dello stesso recuperare materiali di cui composto al fine di ottenere un importante risparmio di energia e di risorse Per maggiori dettagli sulle modalit di smaltimento contattare il Fornitore dal quale stata acquistata l apparecchiatura O consultare la sezione dedicata sul sito www mobile datalogic com vi Information for the user in accordance with the European Commission Directive 2002 96 EC At the end of its useful life the product marked with the crossed out wheeled wastebin must be disposed of separately from urban waste Disposing of the product according to this Directive avoids potentially negative conseguences to the environment and human health which otherwise could be caused by incorrect disposal enables the recovery of materials to obtain a significant savings of energy and resources For more detailed information abou
31. ss in the message to be transmitted to the destination devices of the system a T Card Addr message AM Destination Device DLCC Client Figure 9 Transmitting a Message in 1 Way Mode 27 DL CORDLESS CARD If DLCC as Client is transmitting to more than one destination device see the three Stargates in the following figure in 2 way mode it is necessary to set its Host application to include the card address in the message to be transmitted to the destination devices of the system DLCC will include the same address in the answer it receives from the destination devices and sends back to the Host FIN R M VA Card Addr message Card Addr answer S Destination Device SES Figure 10 Transmitting a Message in 2 Way Mode The Address Stamping parameters consist of a 4 digit number in the range 0000 1999 When the card receives data in 2 way mode from more than one RF device it is advised to enable Address Stamping for correct radio transaction management If communicating with only one RF device in 2 way mode Address Stamping is not required since the data answer generated by the Host is only sent to that device In this case DLCC can receive data messages via radio only after sending the 2 way answer 4 3 3 Address Delimiter The Address Delimiter allows a character to be included to separate the Address stamping fields from the next fields in the message Once enabled it i
32. t disposal contact the supplier that provided you with the product in question or consult the dedicated section at the website www mobile datalogic com Information aux utilisateurs concernant la Directive Europ enne 2002 96 EC Au terme de sa vie utile le produit qui porte le symbole d un caisson ordures barr ne doit pas tre limin avec les d chets urbains liminer ce produit selon cette Directive permet de viter les retomb es n gatives pour l environnement et la sant d rivant d une limination incorrecte r cup rer les mat riaux dans le but d une conomie importante en termes d nergie et de ressources Pour obtenir des informations compl mentaires concernant l limination veuillez contacter le fournisseur aupr s duquel vous avez achet le produit ou consulter la section consacr e au site Web www mobile datalogic com Informaci n para el usuario de accuerdo con la Directiva Europea 2002 96 CE Al final de su vida til el producto marcado con un simbolo de contenedor de bassura m vil tachado no debe eliminarse junto a los desechos urbanos Eliminar este producto de accuerdo con la Directiva permite de evitar posibles consecuencias negativas para el medio ambiente y la salud derivadas de una eliminaci n inadecuada recuperar los materiales obteniendo as un ahorro importante de energ a y recursos Para obtener una informaci n m s detallada sobre la eliminaci n por favor p ngase en conta
33. ted by a DLCC server co Environmental Features Working temperature 20 to 50 C 4 to 122 F Storage temperature 20 to 70 C 4 to 158 F Humidity 90 non condensing Protection class IP30 Mechanical Features Weight Dimensions 47 gr 118 25 mm x 54 mm x 9 4 mm 33 qu DL CORDLESS CARD A TYPICAL SYSTEM LAYOUTS The following examples give a graphical representation of DLCC applications in 2 typical layouts and provide the software configuration required by each device to communicate within the system see par 4 1 for details about the main parameter functioning The examples provide two different DLCC applications Example 1 DLCC Server DLCC installed in a vehicle mounted terminal receives data from Datalogic hand held devices Example2 Bi Directional Communication Two DLCCs are installed into two different Hosts and communicate via radio transmitting receiving data 34 TYPICAL SYSTEM LAYOUTS A 1 DLCC SERVER DLCC is installed into a Rhino vehicle mounted terminal and receives data from a DRAGON M scanner DRAGON M 433 MHz RF Connection V a d gt S eg 2 4 GHz Wired Network LAN Figure 11 DLCC Server Installed into Rhino This layout shows the integration of the 433 MHz and 2 4 GHz networks for data collection To define this type of communication the system devices may be configured as follows DLCC
34. the d clare que le bescheinigt da das Ger t declare que el DL Cordless Card EU Radio Modem with PCMCIA Interface e tutti i suoi modelli and all its models et tous ses mod les und seine modelle ytodos sus modelos sono conformi alla Direttiva del Consiglio Europeo sottoelencata are in conformity with the requirements of the European Council Directive listed below sont conformes aux sp cifications de la Directive de l Union Europ enne ci dessous der nachstehenden angef hrten Direktive des Europ ischen Rats cumple con los requisitos de la Directiva del Consejo Europeo seg n la lista siguiente 1999 5 EEC R amp TTE Questa dichiarazione basata sulla conformit dei prodotti alle norme seguenti This declaration is based upon compliance of the products to the following standards Cette d claration repose sur la conformit des produits aux normes suivantes Diese Erkl rung basiert darauf da das Produkt den folgenden Normen entspricht Esta declaraci n se basa en el cumplimiento de los productos con las siguientes normas ETSI EN 301 489 3 v 1 4 1 AUGUST 2002 ELECTROMAGNETIC COMPATIBILITY AND RADIO SPECTRUM MATTERS ERM ELECTROMAGNETIC COMPATIBILITY EMC STANDARD FOR RADIO EQUIPMENT AND SERVICES PART 3 SPECIFIC CONDITIONS FOR SHORT RANGE DEVICES SRD OPERATING ON FREQUENCIES BETWEEN 9 KHz AND 40 GHz ETSI EN 300 220 v 1 1 1 SEPTEMBER 2004 ELECTROMAGNETIC COMPATIBILITY AND RADIO SPECTRUM MATTERS ERM S
35. to the connected Remote Host If disabled DLCC blocks the message transmission from the Local Host until an answer signaling the right wrong message transmission has been received from the Destination Device 1 way or the Remote Host 2 way Once the answer has been received the Local Host is allowed to send a new message This command requires the modem RTS CTS handshaking to be enabled For more details about the Transmission Mode refer to par 4 4 2 23 qe DL CORDLESS CARD 4 2 5 Frame Packing This parameter defines the format of the frame to be transmitted between DLCC and the Host The frame received by DLCC may contain a maximum of 238 characters All characters not included within this number will be transmitted from the Host in a new frame Frame from Host to DLCC Address Address Delimiter MESSAGE The Address field has different meanings depending on if the FRAME is sent as a 2 way answer to an RF device or if it is a new message that the DLCC Client sends to a destination device See par 4 3 2 for details Frame from DLCC to Host FRAME Header Address Address Delimiter MESSAGE Header Time Stamp Time Stamp Del Code Id Code Len DATA Terminator There is only one header whose position can be defined through the related parameter see par 4 3 1 These are optional fields which can be configured depending on the type of RF devi
36. uration environment If you sent a wrong configuration string you have to wait for a period of time equal to Rx timeout default 5 sec before sending the following configuration string NOTE E DL CORDLESS CARD 2 2 DLCC SETUP RESTORE DEFAULT Whenever necessary send the following string to DLCC via COM Port to restore its default values Otherwise skip to step 2 1 Restore DLCC Default CR This command does not change the DLCC address nor the destination device addresses nor the RF Baud Rate parameters SET RADIO ADDRESSES Follow the procedure below to set the DLCC radio address and prepare it to receive and transmit data to all devices included in the range from the First to the Last destination device Enter Configuration Set DLCC Radio Address XXXX four digits for the DLCC address from 0000 to 1999 This address must be unique 4 First Destination Device Address xxxx 7 four digits for the Destination Device address from 0000 to 1999 5 Last Destination Device Address xxxx 7 four digits for the Destination Device address from 0000 to 1999 If transmitting to one Destination device only this selection is not required 6 Exit and Save Configuration Step 4 and 5 can be omitted when the card is used only to receive data Server When a range of cable connected destination devices i e a Stargate RS485 network is defined DLCC activat
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