Atop ABLELink® Serial-Ethernet Server GW51W-MAXI User Manual Version 1.1 Updated on 2004/08/18 Tel: 886-3-5508137 Fax: 886-3-5508131 www.atop.com.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI IMPORTANT ANNOUNCEMENT The information contained in this document is the property of Atop Technologies, Inc. and is supplied for the sole purpose of the operation and maintenance of products of Atop Technologies, Inc.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI FCC WARNING Class B for Serial-Ethernet Server (Model GW51W-MAXI) 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 is a residential installation.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI CONTENTS 1. INTRODUCTION..................................................................................5 1.1 PACKAGING ........................................................................................................................... 5 1.2 APPLICATION CONNECTIVITY .................................................................................................. 6 2. NOMENCLATURE AND SETTINGS ....................................
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI A.2. SOFTWARE SPECIFICATIONS .............................................................................................. 50 A.3 CONNECTOR PIN ASSIGNMENTS .......................................................................................... 50 A.3.1 COM Port................................................................................................................. 50 A.3.2 Power terminal block connector..........................
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 1. Introduction Atop GW51W-MAXI Wireless Serial-Ethernet Server is a gateway between Ethernet (TCP/IP) and RS-232/RS-485 communications. It allows almost any serial device to be connected to a new or existing Ethernet network. The information transmitted by GW51W-MAXI is transparent to both host computers (Ethernet) and devices (RS-232/RS-485).
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 1. 2 Application Connectivity Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 2. Nomenclature and Settings 2.1 Nomenclature of GW51W-MAXI Components Figure 2.1 shows the names of GW51W-MAXI components. In the figure, the indicated switch settings represent factory settings. LED Indicator Antenna Mode Switch Serial Port Mini-Din Connector Mini-Din Pin Assignment Mode Switch Table Serial Port Terminal Block Connector Power Supply Input Connector Figure 2.1. Nomenclature of GW51W-MAXI Components 2.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 3. Hardware Installation Prepare necessary cables, hub, power cord and RS-232/RS-485 connector. Place GW51W-MAXI to the area that an access point can cover. Connect a serial device to a serial port of GW51W-MAXI, make sure the right connection of either RS-232 or RS-485. Plug in DC-9-30V, the buzzer will beep and the RUN LED will blink if GW51W-MAXI functions normally. Please refer to Appendix A.5 to see all of LED messages. Use monitor.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI GW51W-MAXI reboots it will change its IP address to the new one. Note: 1. Arp command can only be used to set a static IP address of GW51W-MAXI using system reset user name admin and default password null. 2. Only TCP/IP packet with destination port number 1 will lead GW51W-MAXI to reboot and change the IP address. 3.3 Auto IP A DHCP server automatically assigns the IP address and network settings. GW51W-MAXI supports DHCP.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 3.4 TCP/IP Port Number Port number 4660 is default of GW51W-MAXI and is associated with serial port COM1. After your application program connects to the TCP port 4660 of GW51W-MAXI, data being sent to this TCP connection from your application program are transparent to the COM1 of GW51W-MAXI. Vice versa is also true. 4. Software Configuration 4.1 Configuration set by monitor.exe utility Use monitor.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Note: You can press the default button of GW51W-MAXI to reset the password to the default value. 2. After verifying the password, the following terminal screen appears. Notes: 1. If GW51W-MAXI does not receive any command within 1 minute, Telnet will be terminated automatically. 2. The changes of networking parameters will take effect only when you exit and restart GW51W-MAXI. 3.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI This page gives you the general information of GW51W-MAXI including IP and MAC address, SNMP information, kernel and AP version, and connection status of the device. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Networking Select “2” from “Input choice and enter (0~5):” to enter Networking page as following: This page allows you to change network settings of the device including IP address, subnet mask, gateway IP address and SNMP information of GW51W-MAXI. Please notice that any setting change made on this page won’t take effect until you restart the device. Change the password 1.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI field, type the new password in the “Please input new password” and the “Please verify new password” fields. Note: You can press the default key of product to reset password to the default value.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Configure GW51W-MAXI as TCP client, the destination IP is 10.0.29.123, destination port is 666. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Configure GW51W-MAXI as UDP client, the local port is 4660, the destination IP is 10.0.29.254, destination port is 666. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI COM port setting Type 2 from “Input choice and enter (1~4):” of 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 type of flow control you want to use. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Enabling serial data buffer Type 3 from “Input choice and enter (1~4):” of COM1, by default COM port serial data buffer is enabled meaning that when TCP/IP Ethernet connection is broken, serial data collected from serial device will be kept in GW51W-MAXI, once TCP/IP connection is resumed, the serial data will be sent through Ethernet connection, you can disable it if you wish. Copyright © 2003 Atop Technologies, Inc. All rights reserved.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 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. GW51W-MAXI provides two ways of parameter setting as inter character timer and terminator. By default packet delimiter timer is 0 ms, you can change timer shown in the following figure: Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI You can also choose character pattern as the packet delimiter indicated in the following figure: Accessing Wireless LAN setting Select “5” from “Input choice and enter (0~5):” the following screen appears. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI The above page gives you the general information about GW51W-MAXI wireless configurations including the access point it connects to, the current channel and transmitting rate it communicates with the other wireless devices, topology it uses, and what the ESSID (extended service set identifier) and WEP (wireless encryption protocol) are if you use them. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Wireless LAN topology You can choose either infrastructure or ad-hoc mode for GW51W-MAXI as indicated in the following figure: Wireless LAN Transmission Rate You can set GW51W-MAXI transmission rate as 1 Mbps, 2Mbps, 5.5Mbps, 11Mbps, or full auto based on 802.11 standard shown in the following figure: Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Wireless LAN Ad-hoc channel You have to select the same channel for two wireless devices to talk to each other as indicated in the following figure: Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Wireless LAN ESSID ESSID (extended service set identification) is used to identify all of the computers in the wireless LAN system, it is different from BSSID (basic service set identification) which contains a single access point (AP) and several other nodes. The following diagram illustrates this concept: Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI By default, GW51W-MAXI’s ESSID is NULL meaning that it can connect to any access point it detects regardless of SSID of the access point. However if there are two access points within the coverage of GW51W-MAXI, it will not connect to either of them, in this case you have to specifically input the ESSID of one of the access points for connection.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Wireless Encryption Protocol or Wired Equivalent Protocol ( WEP ) Setting For security reason, GW51W-MAXI can set up to use WEP key of 40 bits or 128 bits to securely communicate in the wireless network. Telnet WEP key set up screen is as following: Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 4.3 Configuration set by hyper terminal console utility 1. Power off GW51W-MAXI. 2. Set the MODE switch SW1 to ‘OFF’ and SW2 to ‘ON’. 3. Use a PC to connect to GW51W-MAXI’s console with RS-232 cross over cable. 4. Power on GW51W-MAXI. 5. Open a hyper terminal program from your computer Start menu -> Programs -> Accessories -> Communication -> hyper terminal, set COM1 parameters as follows.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI - Stop bit: 1bit - Flow control: None NOTE: At present time baud rate is fixed at 9600, 8, n, 1, without flow control for console port communication, RS-232C parameters of your computer COM port and GW51W-MAXI must be the same. 6. Once hyper terminal is connected, type in username and password then the following hyper terminal window appears. 7. The following configuration operations are totally the same as those configure by telnet.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 4.4 Configuration set by web browser It is also possible to modify various settings through the web server interface. To do so, please follow the steps below. Log in to the system 1. From web browser, type in the IP address of GW51W-MAXI in the URL. Example: http://10.0.50.100 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.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Change the password 1. Click on the “Security” link and the following screen appears. 2. Please input the old password in the “Old Password” field, input the new password in the “New Password” and the “Verified Password” fields. Then click on “Save Configuration” to update the password. Note: You can press the default key of product to reset password to the default value. Copyright © 2003 Atop Technologies, Inc. All rights reserved.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Network setup Click on the “Networking” link and the following screen appears. Fill in IP information under TCP/IP field. Alternatively, you can do the configuration by putting a check on DHCP to obtain auto IP address, gateway and subnet mask information.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 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 © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI LINK1 Setup 1. Click on the “COM1” link and the following screen appears, you can configure GW51W-MAXI as transparent mode by default. Configure GW51W-MAXI as TCP server and the local port is 4660, IP filter is disabled by default, if IP filter is enabled, only source IP 10.0.29.11 can connect to GW51W-MAXI. Configure GW51W-MAXI as TCP client, the destination IP is 10.0.29.11, destination port is 4660.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Configure GW51W-MAXI as TCP client, the destination IP is 10.0.29.11, destination port is 4660. Configure GW51W-MAXI as UDP mode. Local port is 666, destination IP is 10.0.50.100 and destination port is 4660. 2. Click on “Save Configuration” to save the changes. 3. If the update is successful, the following screen appears. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Wireless LAN Setup You can configure wireless LAN parameters through web pages, the following page gives you the information of the access point GW51W-MAXI is connected to, it also allows you to configure GW51W-MAXI’s wireless topology, ESSID and WEP security. In addition, the BSS Quality and Signal Strength will indicate you the situation of signal. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 4.5 Virtual COM Mode Virtual COM driver mode for windows converts COM data to LAN data to control the RS-232C port on a GW51W-MAXI via the LAN. By creating Virtual COM ports on the PC, Atop Virtual COM redirects the communications from the Virtual COM ports to an IP address and port number on a GW51W-MAXI that connects the serial line device to the network. The following figure is Atop Virtual COM connection diagram.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Applying to the serial server Cautions on Use Atop Virtual COM supports firmware AP v3.4 and above of ABLELink Serial-Ethernet Servers. Limitation Atop Virtual COM driver provides user to select up to 256 COM ports as Virtual COM ports in a monitoring PC. User can select them from a list of COM ports, which is from COM1 up to COM256. Installation Make sure you have turned off all anti-virus software before beginning the installation.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 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 figure: 4.5.2.2 Run Serial/IP for ATOP program on monitoring PC In the Window Start Menu, select the Serial/IP for ATOP program group and select Serial/IP for ATOP Configuration.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI At right is a sample Virtual COM Control Panel window. At the left is the list of the COM ports that you have selected (in the Select Ports window) for use by the Virtual COM Redirector. If you wish to change which ports appear in this list, 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.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI a username and/or password every time an application tries to use the serial server. 5. Click the Configuration Wizard button and then click the Start button that appears in the wizard window. This important step verifies that the Virtual COM Redirector can communicate with the serial server using the settings you have provided.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 5.2 Using NetworkView As An Example The NetworkView is a 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 reports for future use. You may visit their web sites and get a free download.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 3. Click on “OK” and the following dialog box appears. It displays the searching progress. 4. When the search is completed, NetworkView will display the devices found in the main window, as shown in the following diagram. 5. 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.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 6. Start Writing Your Own Applications Before you start writing your host applications or programs to interact with GW51W-MAXI, please make sure you have done the following. 6.1 Preparing The System 1. Properly connect GW51W-MAXI hardware including power, Ethernet and RS-232/RS-485 cables. 2.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 1 2 3 4 Status Status 6.2.2 TCPTEST2 in Visual C To start the program, please type in the following command in the command line prompt: TCPTEST2 IP_Address Port_Number The command tcptest2 10.0.50.100 4660 brings you to connect to a TCP server of IP address 10.0.50.100 and port number 4660, the received data is displayed on the screen and the data typed in is sent to the TCP server of the designated port number.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 7. Diagnostics There are several ways you can check on the status and availability of GW51W-MAXI. 7.1 Use Standard TCP/IP Utility ping Command From Windows Start menu, select Run and type in “ping ”. If the connection is established, the Reply messages are displayed, otherwise it will indicate Request timed out. 7.2 Use monitor.exe Configuration Utility Program Use monitor.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI For example, ‘s’ means that COM1 is server mode and is not connected. 7.3 Use TCPTEST.EXE or TCPTEST2.EXE Sample Program Use sample programs TCPTEST.EXE and TCPTEST2.EXE that comes with the product CD or diskette to check on the status of GW51W-MAXI. Please refer to chapter 6.2 to run the sample programs. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Appendix A: GW51W-MAXI Serial-Ethernet Server Specifications A.1. Hardware Specifications Specifications CPU 16-bit Embedded CPU 100MHz Flash Memory 512K Bytes SDRAM 512K Bytes EEPROM 512 Bytes Host Communication IEEE802.11b 11 Mbps Wireless LAN TCP/IP, UDP, SNMP, HTTP, Telnet, ARP, BOOTP,DHCP,WEP Reset Built-in default key to restore factory default settings Watch Dog Timer 1.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI A.2. Software Specifications Item Protocol Specifications TCP, UDP, ARP, ICMP, SNMP, HTTP, Telnet, BOOTP, DHCP Configuration Configuration information for both TCP/IP and serial ports is kept in the EEPROM. Configuration utilities of Windows 95/98/2000/NT/XP/2003 are provided for configuring settings.
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User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 2. Terminal Block Connector RS-485 only uses RTS/R- and TxD/R+ for data communication while RS-232 or RS-422 uses RTS/R-, TxD/R+, CTS/T- and RxD/T+ for communicating data. A.3.2 Power terminal block connector Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI A.4 Buzzer A.4.1 Detect GW51W-MAXI startup “ ^ “ : Beep twice “ = “ : Beep off Description Message Watchdog problem, return service is required ^===^===^===^===^===^===^.. (1sec) ^^^^^^^^^^^^^^^^^^^^^^^.. Memory problem, return service is required ^==^========^^ Startup OK but AP firmware is disabled (5sec) Startup OK and AP firmware is enabled ^==^========^^^ (5sec) Table 1. Buzzer indication A.4.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Run-time When run-time, if the default key is pressed and then released, one of the specified actions will be down depending on the released time after you heard how many beeps. State 1. When run-time, if the key is pressed, there is 1 clear beep and then silence. If key is released here, system will restart. State 2. After state 1 for 3 seconds, there are 2 clear beeps. System will restore default configuration and then restart. State 3.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI LED on blinking state Data is transmitting on COM port Table 3. COM Port LED Message RUN LED Description Message LED on Jumper JP7 and JP8 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 © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Appendix B. Upgrade System Software After the new version of firmware is released, customers can download it from Atop’s web site at www.atop.com.tw. You can contact Atop’s sales person to request the newest product CD as well. You may decide to or not to upgrade the system’s firmware. To do so, please follow these instructions listed below. B.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 5. GW51W-MAXI will automatically restart each time the firmware is successfully downloaded. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI B.2 Critical Issues of Upgrading 1. You can always abort the upgrading process by pressing the key from host PC during the upgrading process. GW51W-MAXI will restart automatically and the system remains intact. 2. If GW51W-MAXI does not receive any upgrading data within 30 seconds, GW51W-MAXI will restart automatically and the system remains intact. 3.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Appendix C. Hardware Configuration Disable System Firmware The AP (application program) firmware of GW51W-MAXI can be disabled. This function is used in the situation that you downloaded a wrong version of firmware that caused the system crashed. To disable the current version of firmware and prevent it from executing, please do the followings: 1. Turn the power off, open the case of GW51W-MAXI. 2.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI Appendix D Configuration Utility The configuration utility monitor.exe comes with the product CD or diskette is the main utility program to demonstrate and configure GW51W-MAXI’s settings. D.1 Run the utility Start the program under environment and the following window appears. D.2 Detect Operational Devices You may do the following steps to detect devices currently available on the network. 1. Start monitor.exe utility program. 2.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI 3. After you click the “Configure Now” button, the target device will return an ACK message indicating the modification is successful as shown in the following: Please note monitor.exe version 2.3 and above requires gw21le.dll library to function properly. Copyright © 2003 Atop Technologies, Inc. All rights reserved. Designed in Taiwan.
User manual Version 1.1 ABLELink Serial-Ethernet Server GW51W-MAXI The following table lists the functional descriptions for all the fields. Field Name Field Descriptions Broadcast IP Except for the default IP 255.255.255.255, other items (IPs) are read from the file “seg.cfg”. This field specifies a detecting IP range. It may be a designated IP or a broadcast IP. Wishes Specifies minimum number of the devices you wish to get reply from after sending an Invite request.
