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Atop ABLELink GW21R, User Manual

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Atop ABLELink GW21R User Manual Download Page 22

User manual Version 2.3

 

ABLELink

®

 

Ethernet-Serial Server GW21R

 

           

 

 

Setting packet delimiter 

Packet delimiter is a way of controlling packets within serial communication. It can prevent packets from 
being cut thus keep the packets complete. GW21R provides two ways of parameter setting as inter 
character timer and terminator. By default packet delimiter timer is 1 ms, you can change timer shown in 
the following figure: 

Copyright © 2004 Atop Technologies, Inc. 

All rights reserved. Designed in Taiwan. 

21 / 54 

 

 

Summary of Contents for ABLELink GW21R

Page 1: ...Atop ABLELink Ethernet Serial Server GW21R User Manual Version 2 3 Updated on 2004 08 18 Tel 886 3 5508137 Fax 886 3 5508131 www atop com tw...

Page 2: ...ansmitted stored in a retrieval system or translated into any human or computer language in any form by any means in whole or in part without the prior express written consent of Atop Technologies Inc...

Page 3: ...rference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his ow...

Page 4: ...3 5 1Setup of a virtual COM driver 30 3 5 2 Virtual COM communication 31 4 SNMPSETUP 35 4 1 SNMP NETWORK MANAGEMENT PLATFORM 35 4 2 USING NETWORKVIEW AS AN EXAMPLE 35 5 START WRITINGYOUR OWNAPPLICATI...

Page 5: ...UN LED 46 APPENDIX B UPGRADE SYSTEM SOFTWARE 47 B 1 UPGRADE PROCEDURES 47 B 2 CRITICAL ISSUES OF UPGRADING 48 B 3 ERROR MESSAGES 48 APPENDIX C HARDWARE CONFIGURATION 49 C 1 DISABLE SYSTEM FIRMWARE 49...

Page 6: ...atever data received from RS 232 RS 485 to TCP UDP port then connect devices to the Ethernet network via a single application program or multiple application programs Many control devices provide the...

Page 7: ...User manual Version 2 3 ABLELink Ethernet Serial Server GW21R Copyright 2004 Atop Technologies Inc All rights reserved Designed in Taiwan 6 54...

Page 8: ...User manual Version 2 3 ABLELink Ethernet Serial Server GW21R 2 Application Connectivity Copyright 2004 Atop Technologies Inc All rights reserved Designed in Taiwan 7 54...

Page 9: ...User manual Version 2 3 ABLELink Ethernet Serial Server GW21R Copyright 2004 Atop Technologies Inc All rights reserved Designed in Taiwan 8 54...

Page 10: ...owing table Property Default Value IP Address 10 0 50 100 Gateway 10 0 0 254 Subnet Mask 255 255 0 0 User Name Admin Password Null COM 1 9600 None 8 1 No flow control COM 2 9600 None 8 1 No flow contr...

Page 11: ...ss of GW21R using system default user name admin and default password null 2 Only TCP IP packet with destination port number 1 will lead GW21R to reboot and change the IP address 2 3 Auto IP A DHCP se...

Page 12: ...associated with serial port COM1 respectively After your application program connects to the TCP port 4660 of GW21R data being sent to this TCP connection from your application program are transparen...

Page 13: ...please refer to Appendix D Configuration Utility 3 2 Configuration set by Telnet utility You can use Telnet utility to change configuration settings of GW21R To do so please do the following Log in to...

Page 14: ...ithin 1 minute Telnet will be terminated automatically 2 The changes of networking parameters will take effect only when you exit and restart GW21R 3 Select 1 from Input choice and enter 0 4 to enter...

Page 15: ...nformation of GW21R including IP and MAC address SNMP information kernel and AP version and connection status of the device Networking Select 2 from Input choice and enter 0 4 to enter Networking page...

Page 16: ...ess subnet mask gateway IP address and SNMP information of GW21R Please notice that any setting change made on this page won t take effect until you restart the device Change the password 1 Select 3 f...

Page 17: ...ord fields Note You can press the default key of product to reset password to the default value COM1 Setup Select 4 from Input choice and enter 0 4 the following screen appears The page gives you the...

Page 18: ...ver and the local port is 4660 IP filter is disabled by default if IP filter is enabled only source IP 10 0 0 154 can connect to GW21R Note IP filtering function is disabled if setting FILTER_IP to 0...

Page 19: ...ELink Ethernet Serial Server GW21R Configure GW21R as UDP client the local port is 4660 the destination IP is 10 0 29 254 destination port is 666 Copyright 2004 Atop Technologies Inc All rights reserv...

Page 20: ...f COM1 the following screen appears you can then give the COM port alias name set the baud rate and parity determine number of data bit and stop bit and decide if you want to use flow control and the...

Page 21: ...rt serial data buffer is enabled meaning that when TCP IP Ethernet connection is broken serial data collected from serial device will be kept in GW21R once TCP IP connection is resumed the serial data...

Page 22: ...ial communication It can prevent packets from being cut thus keep the packets complete GW21R provides two ways of parameter setting as inter character timer and terminator By default packet delimiter...

Page 23: ...2 3 ABLELink Ethernet Serial Server GW21R You can also choose character pattern as the packet delimiter indicated in the following figure Copyright 2004 Atop Technologies Inc All rights reserved Desig...

Page 24: ...4 Wait the device finishing the initialize Listen to the beeper sound 5 Send the character Z or z three times within two seconds 6 Once hyper terminal is connected type in username and password then...

Page 25: ...0 100 2 The following authentication screen appears Please type in user name and password then click on OK The user name is admin and password is null by default 3 The following overview page appears...

Page 26: ...rd field input the new password in the New Password and the Verified Password fields and then click on Save Configuration to update the password Note You can press the default key of product to reset...

Page 27: ...nfiguration by clicking on DHCP to obtain auto IP address gateway and subnet mask information Enable SNMP by checking Enable fill in network identification information under SNMP field and click on th...

Page 28: ...COM1 Setup Click on the COM1 link and the following screen appears Fill in COM1 parameter information under COM1 field then click on Save Configuration button to save the changes Copyright 2004 Atop...

Page 29: ...enabled only source IP 10 0 29 11 can connect to GW21R Configure GW21R as TCP client the destination IP is 10 0 29 11 destination port is 4660 Pair Connection In the case of the serial connection is e...

Page 30: ...s UDP mode Local port is 4660 destination IP is 10 0 29 254 and destination port is 4660 1 Click on Save Configuration to save the changes 2 If the update is successful the following screen appears Co...

Page 31: ...t COM5 Virtual COM Port COM6 Virtual COM Port OS Driver Level COM256 Virtual COM Port PC HUB TCP IP Network Serial Line Serial Device 1 Serial Line Serial Device 2 Serial Line Serial Device 3 Serial L...

Page 32: ...ports Uninstalling 1 From Windows Start menu select Setting Control Panel Add Remove Programs 2 Select Serial IP for ATOP in the list of installed software 3 Click the Add Remove button to remove the...

Page 33: ...problems occurred Or you can enable Virtual COM through telnet configuration by setting COM1 as TCP server and type in the local port number for COM1 then enable virtual COM as shown in the following...

Page 34: ...st use the Select Ports button Each COM port has its own settings When you click on a COM port the Control Panel display changes to reflect the settings for that COM port Note When you change settings...

Page 35: ...he serial server using the settings you have provided If the Log display does not show errors click the Use Settings button in the wizard which makes the recommended settings effective and returns you...

Page 36: ...compact network management tool from NetworkView Software Inc www networkview com It discovers all TCP IP nodes in a network using DNS SNMP and ports information and documents with printed maps and r...

Page 37: ...ollowing diagram Double click on the device icon to display information about the device including IP Address Company SysLocation Max 15 characters SysName Max 9 characters and types etc Note 1 The Ne...

Page 38: ...ion utility 5 2 Running The Sample Program Sample programs written in VB and VC included in package are provided for your reference source codes are also included Test program can be found in the prod...

Page 39: ...GW21R Copyright 2004 Atop Technologies Inc All rights reserved Designed in Taiwan 38 54 Status Status 4 3 2 1 5 2 2 TCPTEST2 in Visual C To start the program please type in the following command in t...

Page 40: ...send binary data in hex format with a leading character For example 00 and FF represent ASCII code 0 and 255 respectively You can also use modem to connect to the serial server Command AT Od sends st...

Page 41: ...ility ping Command From Windows Start menu select Run and type in ping TCP Server IP address If the connection is established the Reply messages are displayed otherwise it will indicate Request timed...

Page 42: ...connected C The system is configured as a TCP Client and not yet connected U The system is configured as an UDP A The TCP Server and is connected B The TCP Client and is connected For example s means...

Page 43: ...Port Communication Two serial ports RS 232 or RS 485 is selectable RS 232 EIA RS 232C standard Full Duplex 9 pin Male D type RS 485 2 4 wires Half Full duplex 9 pins Male D type Parameters 1 Baud rate...

Page 44: ...ws 95 98 2000 NT XP 2003 are provided for configuring settings Internal Buffer Size TCP receiving buffer size 8K bytes TCP transmitting buffer size 16K bytes RS 232 RS 485 receiving buffer size 4K byt...

Page 45: ...N A N A 8 CTS DATA RXD 9 RI N A reserved for Atop devices TXD A 3 2 Ethernet Port RJ 45 1 Category 5 UTP cable 8 core wire 2 RJ45 Connector 3 RJ45 Pin Assignment Pin Assignment 568A Definition 568B D...

Page 46: ...red Memory problem return service is required 5sec Startup OK but AP firmware is disabled 5sec Startup OK and AP firmware is enabled Table 1 Buzzer Message A 4 2 LAN LED Message Description LED Off No...

Page 47: ...RUN LED Message Description LED on Jumper JP1 pin1 and pin2 are short to disable AP firmware in the flash memory LED blinking rate 0 5Sec AP firmware is running Table 4 RUN LED Message Copyright 2004...

Page 48: ...e command ping or monitor exe utility program to verify their availability 2 Prepare the download tool Execute the utility program download bat and press any key to edit its configuration file dapdl c...

Page 49: ...s Normally it takes around 10 seconds to complete the programming process If an error occurs during the programming process GW21R will clear the corresponding memory and the system remains intact of w...

Page 50: ...e 6 Close the case and continue your operations Please refer to Figure C 1 Component Side of GW21R main board for jumper JP1 location C 2 Choose Type of COM Ports GW21R main board version 1 4 COM port...

Page 51: ...rd v1 4 2 Monitor exe utility can be used to demonstrate COM ports properties 3 2 1 3 2 1 COM2 COM1 JP9 JP14 For COM2 JP3 JP8 For COM1 2 1 JP1 Figure C 1 Component side of GW21R main board v1 4 Copyri...

Page 52: ...ional Devices You may do the following steps to detect devices currently available on the network 1 Start monitor exe utility program 2 Select an item from the Broadcast IP list 3 Specify a number in...

Page 53: ...as shown in Figure D2 Figure D2 Configuration dialog box 3 After you click the Configure Now button the target device will return an ACK message indicating the modification is successful as shown in...

Page 54: ...of devices this utility program detected Retry Specify the number of times that an Invite request is re sent Locate Locate the specified device Reset Reset the selected device Config Configure the sel...

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