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Datalogic DL Cordless Card DLCC, Reference Manual

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DL CORDLESS CARD™

4

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 can transmit data only if the CTS line (controlled by the Host) is active.

Received data

Received data

RX

RTS

Modem busy

Signals at
EIA levels

DLCC™ Side

Host Side

Transmitted data

Transmitted data

TX

CTS

Host busy

DLCC™ Side

Host Side

Signals at
EIA levels

Modem RTS/CTS Handshaking

20

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Summary of Contents for DL Cordless Card DLCC

Page 1: ...om 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 World wide Sales Network available from www mobile datalogic com...

Page 2: ...o 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 damag...

Page 3: ...Addresses 4 3 CONFIGURATION 5 4 PARAMETER ISSUES AND DEFINITIONS 15 4 1 Radio and Serial Communication Controls 15 4 2 COM Port Parameters 20 4 2 1 Handshaking 20 4 2 2 ACK NACK Protocol 22 4 2 3 RX T...

Page 4: ...t Client only 30 4 4 6 Beacon Client only 31 5 DEFAULT CONFIGURATION 32 6 TECHNICAL FEATURES 33 A TYPICAL SYSTEM LAYOUTS 34 A 1 DLCC Server 35 A 2 Bi Directional Communication 36 B HEX AND NUMERIC TAB...

Page 5: ...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 t...

Page 6: ...idone 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 consegu...

Page 7: ...te 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 nergi...

Page 8: ...rforderlich 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 spa...

Page 9: ...our 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...

Page 10: ...er 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 drivers DEVICE A PCMCIA CNFIGNAM EXE DEF...

Page 11: ...3 interrupt 5 4 Configure the DLCC address according to your application See Configuration Methods paragraph NOTE The default communication parameters of the COM port are 9600 baud no parity 8 data b...

Page 12: ...tility 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 more details about...

Page 13: ...SS to set the DLCC address range 0 to 1999 TERMINATOR to set the terminator possible values CR CR LF or NONE CMD to send any command configuration string Here is an example of DLCARD INI file ________...

Page 14: ...xiv...

Page 15: ...on 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 print...

Page 16: ...DL CORDLESS CARD 1 1 2 LED INDICATOR DL Cordless Card has one red LED as displayed in the following figure LED Indicator Figure 4 DLCC LED Indicator The LED signals activity on PCMCIA interface 2...

Page 17: ...er Terminal NOTE 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 Command CR Enter configuration...

Page 18: ...tion device 2 Enter Configuration 3 Set DLCC Radio Address xxxx four digits for the DLCC address from 0000 to 1999 This address must be unique RCxxxx 4 First Destination Device Address xxxx four digit...

Page 19: ...nsmit Configuration CR 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...

Page 20: ...AKING ACK NACK PROTOCOL FIFO INTER CHARACTER DELAY RX TIMEOUT FRAME PACKING The programming sequence is the following Command CR Enter configuration environment Character sequence in following tables...

Page 21: ...300 baud CD1 600 baud CD2 1200 baud CD3 2400 baud CD4 4800 baud CD5 9600 baud CD6 19200 baud CD7 38400 baud CD8 57600 baud CD9 PARITY None CC0 Even parity CC1 Odd parity CC2 DATA BITS 7 bits CA0 8 bi...

Page 22: ...CE4 ACK NACK PROTOCOL see par 4 2 2 Disabled ER0 Enable ACK NACK ER1 Enable DATA NACK ER2 FIFO see par 4 2 4 Disable ME1 Enable ME0 INTER CHARACTER DELAY Inter character delay ms CK00 CK99 RX TIMEOUT...

Page 23: ...TION CODE LENGTH TX ADDRESS STAMPING ADDRESS DELIMITER The programming sequence is the following Command CR Enter configuration environment Character sequence in following tables Exit and Save configu...

Page 24: ...EA10 One character terminator EA11x Two character terminators EA12xx Three character terminators EA13xxx Four character terminators EA14xxxx Five character terminators EA15xxxxx Six character termina...

Page 25: ...th transmitted in fixed 4 digit format EE2 The code length is transmitted in the message after the Headers and Code Identifier characters The code length is calculated after performing any field adjus...

Page 26: ...O PROTOCOL TIMEOUT SINGLE STORE ACK NACK FROM REMOTE HOST BEACON The programming sequence is the following Command CR Enter configuration environment Character sequence in following tables Exit and Sa...

Page 27: ...2 1 way mode MW0 2 way mode MW1 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 Disable MO0 One attempt MO1 Two attempt...

Page 28: ...K DATA NACK MR1 BEACON Client only see par 4 4 6 Disabled MB0 Beacon every 2 seconds MB1 Beacon every 3 seconds MB2 Beacon every 4 seconds MB3 Beacon every 5 seconds MB4 Beacon every 6 seconds MB5 Bea...

Page 29: ...rolled parameters Server Receiver controlled parameters Transmission Mode ACK NACK Protocol ACK NACK From Remote Host Handshaking FIFO Handshaking Single Store NOTE To avoid incorrect interpretation o...

Page 30: ...2 way transmission 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 receiv...

Page 31: ...bled STAR System Rx Tx enabled If DLCC 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 s...

Page 32: ...lient 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...

Page 33: ...fined number of times before responding to its local Host Host 1 with NACK Host 1 Handshaking RTS CTS If DLCC 1 Transmission Mode any ACK NACK from Remote Host enabled FIFO disabled Handshaking modem...

Page 34: ...receive a character from the Host DLCC can transmit data only if the CTS line controlled by the Host is active Received data Received data RX RTS Modem busy Signals at EIA levels DLCC Side Host Side T...

Page 35: ...d data Transmitted data TX CTS Host busy Signals at EIA levels Hardware RTS CTS Handshaking Software handshaking XON XOFF During transmission if the Host sends the XOFF character 13 Hex the card inter...

Page 36: ...card in case 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...

Page 37: ...ter 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...

Page 38: ...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...

Page 39: ...RAME CR STX LEN FRAME CR In this mode it is not necessary to use the Frame Packing to send commands i e CR The STX CR and ESC characters contained in the frame must be preceded by the ESC character fo...

Page 40: ...der 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 b...

Page 41: ...ay 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 transm...

Page 42: ...r in the range 0000 1999 NOTE 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 NOTE If communica...

Page 43: ...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 connectin...

Page 44: ...e 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...

Page 45: ...e DATA Remote Host answer Host Remote Host 2 Way Transmission Mode NOTE If the Host continues to send new messages before receiving any answer from the Remote Host it is strongly suggested to enable t...

Page 46: ...bled Intercharacter Delay Disabled RX Timeout 5 seconds Frame Packing Frame CR Data Format Header No headers Terminator CR and LF Header Position First frame field Code Length TX Code Length not Trans...

Page 47: ...ud Effective Radiated Power 10 mW Range in open air 15 m 49 2 ft RF Modulation FSK System Configuration Maximum number of client RF devices supported by a DLCC server 32 Environmental Features Working...

Page 48: ...o 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 moun...

Page 49: ...ayout 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 Setup for Server Only Func...

Page 50: ...TS 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 p...

Page 51: ...5F VT 0B 5 35 60 FF 0C 6 36 a 61 CR 0D 7 37 b 62 SO 0E 8 38 c 63 SI 0F 9 39 d 64 DLE 10 3A e 65 DC1 11 3B f 66 DC2 12 3C g 67 DC3 13 3D h 68 DC4 14 3E i 69 NAK 15 3F j 6A SYN 16 40 k 6B ETB 17 A 41 l...

Page 52: ...rgates function as Servers Bi directional Communication the ability to both receive radio messages as a Server and to initiate radio transmission as a Client Destination Device the radio device to whi...

Page 53: ...ator 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...

Page 54: ...ucts 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...

Page 55: ...om 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 World wide Sales Network available from www mobile datalogic com...

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