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AirStream™ Operation Manual - Rice Lake Weighing Systems

1. Parameters IDestID The destination ID IHandle The handle of the communications port being used Return Value Result Returns the status 0 is OFF 1 is ON AirStream User s Manual 71 wCi GetGpiolnput ActiveX Network Applications WCI_GETGPIOINPUT This function is used to read the GPIO input status line on the selected device Note GPIO must be enabled on the host transceiver as well as the listed device contained in this function call GPIO is enabled via the Configuration Manager as described in Quick Configuration on page 27 Syntax Result wCi_GetGpiolnput long IDestID long lHandle as short Parameters IDestID The destination ID IHandle The handle of the communications port being used Return Value Result Returns an integer which denotes the status 0 is OFF lis ON WCI_GETGPIOMODE This function is used to verify that GPIO has been enabled Note GPIO must be enabled on the Host transceiver as well as the listed device contained in this function call GPIO is enabled via the Configuration Manager as described in Quick Configuration on page 27 Syntax Result wCi_GetGpioMode long lDestID long lHandle as short Parameters IDestID The destination ID IHandle The handle of the communications port being used Return Value Result Returns a 1 if GPIO is enabled AirStream User s Manual 72 wCi_Ping ActiveX Network Applications WCIL PING This function is used to check
2. Quick Configuration Configuring Your Transceiver Note 3 AirStream User s Manual 28 The Quick Configuration wizard appears with the Operating Mode window displayed Select Operating Hode e PontT Ho Remote C Repasar Host C Repeater Renda C Broadcast Host 7 Bacao Remote gt Host Broadcast emote gt Al eee ae Select the desired Operating Mode Select Point to Point to configure two units for a direct one to one communication link Select H to M Host for a network configuration of 3 or more transceivers If host is configured first the wizard will provide options for configuring remotes This feature is used for Multi Point Networks The H to M Remote will follow after the host is configured Select Repeater Host for a network configuration of 3 or more transceivers on a Repeater Network If host is configured first the wizard will provide options for configuring remotes The Repeater Remote will follow after the host is configured Select Broadcast Host for a network configuration of 3 or more transceivers on a Broadcast network The Broadcast Remote to Host allows the remote to talk directly only to the host You can also configure a remote to talk to all remotes on the network If host is configured first the wizard will provide options for configuring remotes See Broadcast Network on page 22 for a more detailed explanation of Broadcast modes To operat
3. Power off the host transceiver and ensure that the mapping of virtual COM ports to a physical COM port is correct Make sure that the ComPort Activator is running Make sure that the application program is not writing data to the PC s physical COM port which is attached to the transceiver Check power supply connection into unit and outlet Make sure supply of power is active No need to troubleshoot Run 401COMUPD exe included in program disk to install COMCTL32 DLL in your C Windows System directory Try replacing the 9 wire cable with a 5 wire cable If this corrects the problem utilize the 5 wire cable Suspend or unload Activators when using the Configuration Program to make changes AirStream User s Manual 81 Troubleshooting Problem Possible Cause Possible Solution Unit is being sent data butis Power mode settings Use Configuration Manager to not receiving sleep can prevent the place unit in normal power mode transfer of data User applications report a Longer data propagation Increase the period that the user timeout while waiting for delay compared with application waits before declaring a response from another cable a timeout Suggest 1500 to user supplied device e g 2000 msec printer or computer connected to the remote transceiver AirStream User s Manual 82 Chapter 10 Learning Exercises Note POINT TO POINT The following exercises guide you through
4. To change your password as a user 1 From the File menu select Change Password Change password dialog appears Enter the desired criteria Enter your user name and new password Retype the new password in Confirm Password Click OK OEM Functions All units are delivered with default OEM privileges The system administrator must set units to User access Using Hop Tables Configuring Your Transceiver To access OEM privileges 1 From the File menu select Change Password Change password dialog appears Paii ie Usa parten lim oh Upalate key a EH Update e R F Adria z Change password Select the desired User name from the list Change user permissions as desired Privilege Options User privileges Assign privileges as OEM or User They can also be assigned Administrator privilege which provides the ability to change user privileges If you are assigned as a User you can not add other users or change the passwords of other users Click update for these changes to take effect New Add a new user by typing in their name and password You must retype the password to confirm it Change password Change the password of an existing user by typing in their name and password You must retype the password to confirm it Remove users Removes the currently selected user USING HOP TABLES A Hop Table is a listing of frequencies in a given spectrum that are used for communication Data is sent to e
5. 2002 Rice Lake Weighing Systems Inc Rice Lake WI USA All Rights Reserved RICE LAKE WEIGHING SYSTEMS 230 WEST COLEMAN STREET RICE LAKE WISCONSIN 54868 USA FCC Warning This equipment complies with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation Operation of this device is subject to the condition that it does not cause harmful interference this device must accept any interference received including interference that may cause undesired opera tion This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equip ment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and the receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help
6. AirStream User s Manual 16 Antennas ANTENNAS Installation and Specifications Network Software Utilities Intercept and Library Utilities This installation process is required if you are configuring transceivers in networks using ComPort or TCP IP Intercept ActiveX or DOS Utilities To install Network Software Utilities Insert the Installation CD ROM or diskette 1 into the appropriate drive Open the contents of the drive in your usual manner You can use Windows Explorer or My Computer on the desktop for example Double click Setup exe Follow the on screen instructions If installing ActiveX make sure to install the sample files as these will provide the examples you need to create your own applications Antennas must be connected to each transceiver for proper operation Without an antenna two units will not communicate The higher the gain of the antenna the longer the range of the transceiver signal AirStream Transceivers are designed to be used only with certain antenna products AirStream offers the omni directional antennas listed below as compliant with FCC Certification for the transceiver The AirStream Transceiver uses a unique mechanical connection reverse thread SMA connector for all external mount antennas to ensure that only compliant antennas are used with the transceiver AirStream does not endorse the use of omni directional antennas other than those listed below AirStream Part Numb
7. Click Close Connect and Configure Transceiver 3 Click OK Disconnect serial connector from transceiver 2 You can leave it on the computer Attach power supply to transceiver 3 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver remains lit Attach an antenna to transceiver 3 Insert the RS232 connector into the serial connector in back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID Make sure that Auto increment is checked Click Submit Check Report Generation Click Close AirStream User s Manual 93 Multi Point TCP IP Intercept Learning Exercises 45 46 47 48 Note AirStream User s Manual 94 49 50 51 52 53 54 55 56 57 58 Click Cancel Select Exit from the File menu View the Report In your Windows Explorer open C Program Files Configuration Manager RReport txt Set up TCP IP Ports Select Start gt Programs gt TCP IP Intercept Program If you receive a message requesting you set up TCP IP ports click OK Right click the TCP IP Activator icon in the lower right corner of your Desktop Select Show Configurator The TCP IP Configurator Main Window appears Click the Add TCP IP Ports Icon Enter 2 and a start from value The value here refers to your machines TCP IP port number values range from 1024 to 10 000 make sure that the val
8. 500 feet in most buildings and line of sight to the horizon outdoors For longer distances networks of AirStream Transceivers can relay data packets to and from out of range devices to significantly extend the range of a wireless data network e Lower Cost Wireless devices are installed at prices that can be a fraction of the cost of wires AirStream devices can be moved or reconfigured at no additional cost AIRSTREAM TECHNOLOGY AirStream User s Manual 2 AirStream uses Frequency Hopping Spread Spectrum FHSS technology to ensure secure reliable long range data transmissions AirStream utilizes this proven technology to provide OEMs and Systems Integrators with a superior wireless data connectivity solution for many industrial and commercial applications AirStream Technology HE Transmitting Transceiver Awa Overview Frequency Hopping Interference Receiving Transceiver Frequency Hopping Spread Spectrum technology was developed by the U S military to prevent interference or interception of radio transmissions on the battlefield Frequency hopping devices concentrate their full power into a very narrow signal and randomly hop from one frequency to another within that spectrum up to 200 times per second If they encounter interference on a particular frequency the devices retain the affected data randomly hop to another point on the spectrum and continue transmission There are always spaces without interf
9. Multi Point network communicating without wire Na fe _2L lt gt Materials Needed 1Host PC 3 Transceivers 3 Antennas 2 3 Power sources outlet and or surge strips and 3 power supplies for transceivers e 2other peripherals must have a RS232 connector e Configuration Manager software TCP IP Intercept software e 3 RS232 cables Procedure o Nog gt oo 10 11 12 13 Install Software Power up your Host PC Insert the Configuration Manager software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Insert the TCP IP Intercept software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Connect the Transceiver Attach the power supply to transceiver 1 Plug the power supply into power source Verify that LED 1 on the front panel of the transceiver blinks 3 times and remains lit Attach an antenna to transceiver 1 AirStream User s Manual 91 Multi Point TCP IP Intercept Learning Exercises AirStream User s Manual 92 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Insert the RS232 cable connector into the serial connect
10. No activity 2 Link Acquisition Data is present locally unit begins to ping search each frequency in hop table to find the remote unit 3 Synchronization Units on both ends of data transfer synchronize their hopping patterns AirStream User s Manual 5 Security Overview SECURITY Data Transfer In sync units each alternate transmitting and receiving data in 32msec intervals 32msec Tx 32msec Rx Each 64 msec they hop to the next frequency Exit Phase Data transfer is complete based upon the setting for number of frames of No Data specified in the transceiver s configuration End Connection Data transfer is complete units return to Idle mode Frequency hopping is inherently more secure than other RF technologies In addition each AirStream Transceiver has a Vendor ID set in the firmware shipped straight from the factory As you configure each transceiver you may provide additional network ID numbers and assign varying hop tables for independent networks The combination of firmware software IDs and frequency hopping technology ensures safe and secure data transmissions AirStream Transceivers also support your data encryption software TRANSCEIVER FEATURES AirStream User s Manual 6 AirStream Transceivers enable OEMs and Systems Integrators to integrate license free 2 4GHz frequency hopping technology into their own products Each transceiver includes a proprietary RF module with a frequency hoppin
11. Sua Hane FEHITE 1 HopTabe li m Dania Sakang Fecha TT Fiesa Tenia Nara _ Change Make sure that Auto Increment is checked Click Submit Uncheck Report Generation Click Close Connect and Configure Transceiver 3 Click OK Disconnect serial connector from transceiver 2 You can leave it on the computer Attach power supply to transceiver 3 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver remains lit Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID Make sure that Auto increment is checked Click Submit Check Report Generation Click Close Click Cancel Broadcast Remote To Host 44 45 46 47 48 Learning Exercises Select Exit from the File menu View the Report In your Windows Explorer open C Program Files Configuration Manager RReport txt Test Operation Connect transceivers 2 and 3 to peripheral devices Note power supply connector and antenna connections must all be made Transceiver must remain connected to the Host PC Send data from the host pc to a peripheral device An example would be to use HyperTerminal This requires that your peripherals are also PCs or that you use a loop back connector to see the data sent returned in your HyperTerminal Window The data appears on both peripheral
12. Visa Entering and Changing Information You can use the left and right assignment arrows to move items between the Physical Port and Virtual Port windows or you can drag and drop items There are also items available on the right click pop up menu Adding Virtual Ports You will need to add a virtual port for each device in your small network iy New port numbers are created in numerical order Up to 15 virtual ports can be created however the actual number will be limited by the number of physical COM ports that are assigned If the Physical Port window shows more than the host transceiver as a physical COM port the available virtual ports will be decreased from 15 accordingly The number of virtual ports can vary depending on network size 15 remotes maximum and the number of physical ports in use if 4 Physical Ports are in use the maximum number of virtual ports will be 12 AirStream User s Manual 48 ComPort Configurator Setting up a Network with ComPort To Add Virtual Ports 1 a Note Note 10 11 Click Add Virtual Ports on the toolbar You can also right click and select Add Virtual Port from the menu This applies to many features in this application The Add Virtual Ports dialog appears Habs of Pote Com E A wa Enter the number of ports you wish to add This number should equal the amount of devices on your network not including the host machine Click OK
13. and from as many as 238 devices on a TCP IP based network See Setting up a i al lt gt Network with TCP IP on page 55 for information on using this software 0 You can use this utility for the following network topologies o al x e Multi Point e Repeater ActiveX Library The ActiveX Library provides the standard ActiveX system calls you need to create applications which can link as many as 238 devices See ActiveX Network Applications on page 67 for information on using this software You can use this utility for the following network topologies e Multi Point e Repeater DOS Library The DOS Library provides the standard DOS system calls you need to create applications which can link as many as 238 devices This feature is currently being tested and will not be documented further in this version of the manual You can use this utility for the following network topologies e Multi Point e Repeater AirStream User s Manual 24 Chapter 4 Configuring Your Transceiver Note Note The Configuration Manager is used to configure all transceivers being used in all network topologies The procedures in this chapter describe how to configure the transceiver to meet your specific needs These instructions assume that your transceiver is in default OEM mode as shipped and correctly connected to a PC with the Configuration Manager installed All transceivers are delivered from the factory in default m
14. at once Send data from the peripheral device to a the host The data appears on the Host but not on the other peripheral device AirStream User s Manual 107 Broadcast Remote To Host Learning Exercises AirStream User s Manual 108 Glossary ActiveX Library Asymmetrical Data Rates Automatic repeat request ARQ Broadcast Network Buffer Carrier Sense Multiple Access CSMA ComPort Activator ComPort Configurator ComPort Intercept Configuration Manager dBi Design in Transceiver Device Direct Sequence Spread Spectrum DSSS Directional Antenna DOS Library Ethernet Forward error correction FEC Frame Frequency Hopping Spread Spectrum FHSS Gain A Network Software Utility used to develop custom applications The ability to send data in different directions at varying data rates which accommodates large data transfers A protocol which helps maintain data integrity A type of Host to Multi Point Network A network topology A collection station for data A protocol used for communication between transceivers The driver part of ComPort Intercept The application part of ComPort Intercept A Network Software Utility used for networks with up to 16 devices Name of the program used to configure all Transceivers A ratio of decibels to an isotropic antenna that is commonly used to measure antenna gain The greater the dBi value the higher the gain and as such the more acute th
15. back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID Make sure that Auto increment is checked Click Submit Check Report Generation Click Close Click Cancel Select Exit from the File menu AirStream User s Manual 97 Repeater TCP IP Intercept Learning Exercises 44 45 Note AirStream User s Manual 98 46 47 48 49 50 51 52 53 54 55 56 View the Report In your Windows Explorer open C Program Files Configuration Manager RReport txt Set up TCP IP Ports Select Start gt Programs gt TCP IP Intercept Program If you receive a message requesting you set up TCP IP ports click OK Right click the TCP IP Activator icon in the lower right corner of your Desktop Select Show Configurator The TCP IP Configurator Main Window appears Click the Add TCP IP Ports Icon Enter 1 and a start from value The value here refers to your machines TCP IP port number Values range from 1024 to 10 000 Make sure that the value in the units section is 1 This is the configuration of the port that will be used to send data to Transceiver 3 Click OK Unit IDs are automatically assigned Highlight the virtual port Drag them to the Physical Port window under COM Port 1 Note that this is most likely your COM port but others may be listed Click Hide to hide the TCP IP Configurator and keep the Activator runni
16. certified Radio Type Frequency Hopping Spread Spectrum same Number of 417 independent non interfering frequencies same Channels Data Rate 600bps to 9 6 kbps full duplex up to 19 2kbps same asymmetrical Transmit Power 10mW to 500mW nominal self adjusting same Output lower maximum power output where required Indoor Range Up to 1 500 feet 457 m in normal same construction Outdoor Range Up to 2 miles 3 2 km with omni directional same antenna Up to 12 miles 19 3 km with optional directional antenna line of sight to the horizon Up to 75 miles 120 km theoretical range line of sight to the horizon from towers above the curvature of the earth Protocol CSMA Carrier Sense Multiple Access same Flow control Supports Hardware Software or None same Warranty 1 year parts and labor same Error Detection amp CRC 16 error detection forward error same Correction correction can correct errors in 1 out of every 4 bits transmitted Certification FCC Part 15 Certified Industry Canada same Japan Europe Brazil Other International certifications pending Electrical Electrical Interface Physical Interface Input Power Serial TTL Voltage Levels 1x12 right angle connector header Voltage 5 0 V 5 Ripple Less than 10mV RMS from DC to 1MHz RS 232C Voltage Levels Standard RS 232C DB 9 female connector Shipped with a 115VAC power adapter providing Voltage gt 6 5 V and lt 9 0 V Ripple Less than 250mV RMS fr
17. if a particular remote device is available Syntax Result wCi_Ping long IDestID long lHandle as short Parameters IDestID The destination ID IHandle The handle of the communications port being used Return Value Result Returns the following possible status results 0 Not available 1 Available 2 The host device is currently too busy to perform this check ABOUTBOX This function is used to display the About message box i e version number Syntax void AboutBox NEWMESSAGE This is an event callback function that occurs whenever a new message has been received from the driver Syntax void NewMessage short iStatus long IDestID VARIANT DataInfo long Datalen AirStream User s Manual 73 ActiveX Design Time Properties Page ActiveX Network Applications Parameters iStatus IDestID Datalnfo Datalen Predefined message types 0 Data received 1 Time out or error condition 4 GPIO event remote input when low 5 GPIO event remote input when high The destination ID The string that has been received Number of bytes contained in the DataInfo string ACTIVEX DESIGN TIME PROPERTIES PAGE CommPort Timeout AirStream User s Manual 74 The specific Serial Port connected to the host transceiver Range 1 2 3 and 4 A global timeout value in seconds used when attempting to communicate with a remote device Chapter 8 Testing Your Units You can test the operation
18. of network topologies Can be upgraded in the field USING THIS MANUAL All AirStream software applications are Windows based and adhere to Windows software conventions The conventions used for instructions in this manual are as follows Convention Definition bold Bold is used to indicate something that should be typed exactly or an exact duplication of a window name or button click Click with the button on the mouse and release Left button always implied on Windows Control e Hold down the Control key and press the E key double click right click select Shift click Click two times quickly on the mouse button and release Click with the right button on the mouse and release This can mean to highlight which is the action of changing a screen object s attribute to have an inverted look on the screen icons or list items by clicking or by clicking a menu item and dragging the cursor over its options to choose that option or sub item Hold down the Shift key and click AirStream User s Manual 7 Assumptions Overview ASSUMPTIONS GETTING HELP Q h2 Airstream User s Manual It is assumed that you are familiar with your Windows operating system It is also assumed that your Windows operating system is operating in default mode e g double click to open All instructions in this manual assume default mode as delivered operation Each software program has on line help accessible through th
19. of transceivers ina variety of In this Chapter ways using the Configuration Manager The instructions in these chapter assume that the Terminal Mode Configuration Manager is correctly installed and the Loopback transceiver is properly connected to your PC These e Rx and Tx tests include Panes e Using Terminal mode HyperTerminal e Loopback test Stand alone model only TERMINAL MODE TEST The Terminal Mode tab provides a simple terminal interface from which data can be sent between two units configured as a Point to Point Pair Anything typed in the input field of transceiver 1 will immediately be transferred to transceiver 2 The data is displayed in the transmit pane for transceiver 1 and the receive pane for transceiver 2 Note you will only see received data if the destination transceiver is connected to a PC with Configuration loaded and open or if the destination PC s transceiver has a loopback connector What You Need Two transceivers A and B configured as a Point to Point Pair The Source Unit ID of unit A equals the Destination Unit ID of unit B and vice versa In addition both units must have matching Vendor ID numbers Network ID numbers and Hop Table numbers One of these units is connected to a PC with the Configuration Manager loaded AirStream User s Manual 75 Loopback Test Testing Your Units Performing the Test To test communications between units 1 Open the Configur
20. opened in programs such as NotePad Comma delimited formatting is useful when you want to import the text into spreadsheet or database programs You can clear the contents of a report by clicking Clear Report If you wish reports to be generated when you run Quick Configuration the Report generation box must be checked 3 Click OK AirStream User s Manual 33 Power Management Configuring Your Transceiver To View reports in ASCII form 1 2 3 From the File Menu select Report Settings Locate the path to the desired report You can close this window and the Configuration Manager if desired Using a text reader such as Notepad or a word processor open the file i Hepat inl Hospi BI 21 2000 OF SSF oe SRS SRE Cen al sees a ZLATU kev C 1600005453 irmuare Revision irmuare Revision ES i ZEUS WIRELESS a Thomas host H To import reports into Microsoft Excel for example PON gt no From the File menu select Report Settings Check Tab Delimited Open Microsoft Excel From the File menu select Import The Text Import wizard appears Import the DReport txt file Click Comma and Tab in the Delimiters box Click Next and fill out the rest of the wizard as desired Fach comma in the delimited file will be transformed into a column in the Excel spreadsheet POWER MANAGEMENT AirStream User s Manual 34 There are three modes which can be used to manage the power i
21. receiver on and off at a 50 duty cycle Data can be received from another unit or transmitted from the local unit during the Doze mode Response time in receiving data from another unit may be slightly longer than under Normal power LED on unit will blink very rapidly when the unit is in Doze mode 3 Click Apply and or Store AirStream User s Manual 35 Passwords and Access Configuring Your Transceiver PASSWORDS AND ACCESS Levels Of Access There are two levels of access OEM and USER Each level has access to different sets of fields in the Configuration Manager A User has the lowest level of access and is only able to change parameters in some of the fields available to OEMs OEMs have access to all functions All transceivers are shipped with OEM access It is up to the administrator to assign user privileges from that point on Passwords Note AirStream User s Manual 36 You can change your password as frequently as you desire A password consists of any combination of numbers or letters up to 29 characters If you forget your password contact AirStream for a new password file All units are shipped with oem as the password It is recommended for security reasons to change your password from the factory setting Depending on access level you have User or OEM privileges The dialogs that appear and the options available vary by privilege All units are delivered with OEM privileges User Functions
22. separately Both reports generate text txt files The default Generating Reports Configuring Your Transceiver location for reports is C Program Files Configuration Program The RReport txt file produces a formatted text file which can be viewed using any text reader or word processing program For example Microsoft Word The DReport txt produces a comma delimited ASCII report which can be viewed with any spreadsheet program for example Microsoft Excel It can also be imported into a database program like Microsoft Access To Add to an existing Report 1 From the File menu select Add To Report The configuration data profile for the attached transceiver is added to the report in the location specified under the Report Settings command To change Report Settings 1 From the File menu select Report Settings A dialog appears showing the settings and location for storage of configuration data profiles Feadan Repo Settings E Chaput Mestable get Char Flepaal Apart Fla Location APROGASA FILESCONACUAA MON PAODGRAMAA Rapat td El Location of file Coman Dedmbed ASO Pegon Salit F Dipa Dorms Doris 2501 Papa Cies Hepori Aapo Fis Locabon Uo AA AY E Resor pererati n on hui Configuration coc 2 Select the type of report desired or both Both files generated are ASCII files readable by any text reader A readable report is formatted in ASCII with spaces and tabs to make it readable when
23. the AirStream family of wireless Transceivers These frequency hopping transceivers are supplied as a Stand alone Transceiver that plugs into the RS232 port of an existing product and can be used to create wireless data networks in the license free band at 2 4 GHz AirStream Transceivers can function in a wide array of network topologies This manual provides the information you need to install configure and test this transceiver in a variety of these networks AirStream Transceivers provide the first practical and affordable alternative to wire for industrial and commercial applications where data must be transmitted reliably and securely in a wide range of indoor and outdoor environments These applications are solutions for OEMs and Systems Integrators in need of reliable secure long range and low cost alternatives to wire for commercial and industrial applications There are hundreds of factory office industrial transportation medical financial and retail applications for which AirStream solutions are ideally suited Wireless data connectivity offers many advantages over wire e Wireless systems are easier to install e Wireless system installation and maintenance costs are lower e Wireless links are feasible in many locations where wire is not e Wireless installations can be reconfigured or relocated easily e Wireless products are mobile In this Chapter Why Wireless AirStream Technology e Frequency
24. the steps of the setup configuration and test for Point to Point and Network wireless operation These procedures rely on the assumptions that you have adequate power peripherals and host devices These procedures are written for Stand alone Models This exercise provides a demonstration of all the steps needed to have a direct wireless communication between two transceivers Materials Needed e 1PC e 2transceivers e 2 Antennas 2 Power sources outlet and or surge strips and 2 power supplies for transceivers e 1 other peripheral must have a RS232 connector e Configuration Manager software e 2RS 232 cables Procedure Install Software Power up your PC Insert the Configuration Manager CD into the appropriate drive Using your usual method Windows Explorer My computer etc to view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation In this Chapter Point to Point Multi Point ComPort Intercept TCP IP Repeater Broadcast AirStream User s Manual 83 Point to Point Learning Exercises AirStream User s Manual 84 11 12 13 14 15 16 17 18 19 Connect the Transceiver Attach the power supply to transceiver 1 Plug the power supply into power source Verify that LED 1 on the front panel of the transceiver blinks 3 times and remains lit Attach an antenna to transceiver 1 Insert the RS23
25. to configure all transceivers and load the settings into EEPROM A generic term for radio based technology A linear measure of the distance that a transmitter can send a signal A network topology consisting of three or more transceivers with one transceivers connected to a Host PC Extends the range of a Multi Point Network Remote RS232 Session Slave Spread Spectrum Stand alone Transceiver Systems Integrator TCP IP Activator TCP IP Configurator TCP IP Intercept Transceiver TTL User Virtual Ports Glossary Any device or transceiver on a network that is not a host A COMM protocol and the 9 pin type of cable shipped with Stand alone transceivers A term which describes the complete process of transmission between two transceivers Sessions consist of links The target of a communications link initiated by a master A radio transmission that spreads the user information over a wide bandwidth A AirStream Transceiver in a case with an RS232 port and external power adaptor Designs or Integrates equipment systems using AirStream Stand alone Transceivers or OEM products built with AirStream Design in Transceivers A part of TCP IP Intercept A part of TCP IP Intercept A Network Software Utility used to connect three or more transceivers to a TCP IP backbone A two way transmit and receive radio A 12 pin connection interface provided on Design in Transceiver boards A level of acces
26. when you start windows 1 Right click the TCP IP Activator icon 2 Select Load With Windows TCP IP Activator will automatically start each time you restart Windows AirStream User s Manual 65 Using TCP IP Activator Setting up a Network with TCP IP AirStream User s Manual 66 Chapter 7 ActiveX Network Applications le im i lt Custom Application WCI_OPEN 5 4e Note Note that network software utilities are optional contact Rice Lake Weighing Systems for details The ActiveX Library provides a number of API system calls which can be used to create custom network applications which can link as many as 238 devices in Multi Point and Repeater Network topologies One application controls the entire network The ActiveX driver may be used for Windows NT as well as Windows 95 98 and above You can use any Windows compliant compiler however the examples provided in the following functions are specific to Visual C Visual Basic and Visual J The sample code placed on your system during installation is also based on these three compilers These files have been modularized to emphasize the unique properties of each of these compilers and the various system calls Please use these examples as your instructional material for creating an application template They are located in C Program Files Zeuswireless Samples These samples include a simple Host to Multi point application a ping application a b
27. your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Insert the ComPort Intercept Software into the appropriate drive Multi Point ComPort Intercept Learning Exercises 42 Using your usual method Windows Explorer My computer etc to view the contents of the drive 43 Double click Setup exe 44 Follow the on screen instructions to complete the installation Connect the Transceiver 45 Attach the power supply to transceiver 1 46 Plug the power supply into power source 47 Verify that LED 1 on the front panel of the transceiver blinks 3 times and remains lit 48 Attach an antenna to transceiver 1 49 Insert the RS232 cable connector into the serial connector in the back of the transceiver 50 Attach the other end of this cable into the serial port on the back of your Host PC Configure Transceiver 1 51 Select Configuration Manager from the Start menu in Windows The Main window appears 52 Click Quick Configuration 53 Click Host to Multi Point Host 54 Click OK 55 Enter the information as shown in the dialog below Host To Mulbpoimi Hasif Leet Settings Hetwork ID E Ale Hawat HETDFE 4 Source Uri IO E Ali Soc Hame Uee EP Tr ft Hop Tae 5 z PA Geri Settings Raa Pai SDM GAO Mode ipabind am _ tre 56 Click Submit AirStream User s
28. 0 12 13 If your PC has more than one physical port make sure you assign the virtual ports to the correct physical port number Attach to Host is available on the right click pop up menu in the Virtual Port window When invoked the currently selected port is moved to the Physical Port window under the last selected host Detach from Host is available on the right click pop up menu in the Physical Port window When invoked the currently selected port is moved to the Virtual Port window These can be used instead of the drag and drop or the assignment arrow features If you have selected multiple ports it is more efficient to use the drag and drop method to assign them Virtual ports can not be associated with a physical port until the Remote Unit ID number has been assigned Click Exit Restart Windows Each time a virtual port is Added or Deleted a message asking if you want to restart windows will be displayed Windows must be restarted when virtual ports are added or deleted this is a Microsoft Windows requirement ComPort Configurator Setting up a Network with ComPort Setting Control Line Parameters Available in Advanced View this feature allows you to assign Input and Output lines You must have GPIO mode turned on for the host and at least one remote on the network This is assigned in the Configuration Manager as shown in GPIO Mode on page 47 Any remote device using GPIO mode can not use hardware fl
29. 19 NGIWONKG AA AA NAAN E NANA AA 19 Multi Point NG IYO KITAAN a atada do 20 Repeater NetWork ma AA eal ante AA ee 20 Broadcast NetWork a a NN Da o Ai 22 Network Software Utilities Laan 23 Copyright 2002 Rice Lake Weighing Systems All rights reserved Printed in the United States of America Specifications subject to change without notice February 2002 ComPor Intercept va an GN AGANG NANANA Gu abaka BG 23 TCP IP Inter te pind cera ac a AN Taha Paang 24 Activex Library oil 24 DOS Li iiaia eii GANA ATA 24 Chapter 4 Configuring Your Transceiver uw 25 Getting Status nana haha AA ee aah NA 26 Teta aa Baha Nabahala bal a 27 Exiting NEPAL Ia 27 QulGk COMPU ON acristalada 27 Modifying SOUS isis caia dd 31 Applying and Storing C hang 69 seva A eden dea 31 A A nnana 32 Power Management ninia GAN 34 Passwords and ACCESS iii iasuonniny Aa 36 Level Of ACCESS aa aa alii 36 PASS WOMS O NEES 36 Using Hop Table Susini aaa 37 Entering Hop Table NUMDErS da An A aa neni 37 Validating the Hop Table cio a ANAN PUMA beeen ad 38 Specifying Hopping Parameters ulanan 38 Assigning IDS aa nana E 39 SG 1G NE ANA RA AA AA 41 E e T 41 Data Threshold iii aaa a 43 Chapter 5 Setting up a Network with ComPort unan 45 COMPO Configurator namamana 46 Advanced View aiii 48 Entering and Changing Information 0 0 cece eect eee eee ti rece AEAEE EErEE EEEE Ennn 48 Adding Virtual ROMs viii laa date 48 Setting Control Line Parameters ul c
30. 2 cable connector into the serial connector in the back of the transceiver Attach the other end of this cable into the serial port on the back of your computer Configure Transceiver 1 Select Configuration Manager form the Start menu in Windows The Main window appears Click Quick Configuration Click Point to Point Click OK Enter the information as shown in the dialog below Feni To P nt Uni Seira El Nesk ib a Ains Hebrea Hare JNETWTARA ATT km Sto Hire Paa Dena 1D fp Hop Tabs GM Seda Sating Rata Party 30841 OO Pica Corina kore Change Click Submit Generate a Report if desired Click Report Generation Click Close Point to Point 20 21 22 23 24 25 26 27 28 29 30 31 Learning Exercises Connect and Configure Transceiver 2 Click OK Click OK to configure another Unit Disconnect serial connector from transceiver 1 You can leave it on the computer Attach power supply to transceiver 2 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver blinks three times and remains lit Attach an antenna to transceiver 2 Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name Paid Do Pot Uai Settings Hebrea D F Abai Medak Hara ETICA Source Waid E Alar Sour Mama Ure 2 Destinos ID Hop Tatie FE ET
31. A Low lt 0 7 Volts 12mA Greater than 6 5 Volts and Less than 9 0 Volts 6 5 32 Volts if Wide Input model Less then 250mV RMS from DC to 1MHz 200mA 550mA 360mA PCB connector Standard DB 9 Female Low 3 0 to 30 Volts High 3 0 to 30 Low lt 5 0 Volts High gt 5 0 Volts 3mA N A AirStream User s Manual 11 Interface Requirements Installation and Specifications Stand alone Transceiver Pin Out Pin name TO Function 1 DCD Data Carrier Detect Output Session Status True 2 TxD Transmit Data Output Data from transceiver to the attached device 3 RxD Receive Data Input Data into transceiver from the attached device 4 DTR Data Terminal Ready Input Data Command Mode 5 Gnd Signal Ground 6 DSR Data Set Ready Output Always Asserted High 7 RTS Request to Send Input HW Flow Control internally pulled up 8 CTS Clear to Send Output HW Flow Control default asserted High 9 RI Ring Indicate Output Status Change default de asserted AirStream User s Manual 12 Low Serial Communications Installation and Specifications SERIAL COMMUNICATIONS Uu pe In order to configure any transceiver you must use a 9 pin RS232 cable This is necessary because pin 4 is used to transmit the configuration data into EEPROM and other pins are used during the configuration process as well AirStream provides a 9 pin RS232 cable with all Stand alone Transceivers
32. A TTL to RS232 pin adapter is purchasable for Design in Transceivers You must use the 9 wire cable in the following cases When using the Configuration Manager to initialize setup a transceiver When the Host PC is using network utilities When field upgrading the transceiver Once configuration is complete you may opt to use a 3 or 5 wire cable during field communication with Stand alone transceivers These cables are not provided by AirStream They can be purchased from a number of sources To determine which cable you need in the field 1 Evaluate which connections you need Wire Type What s Connected 3 Wire Connection Data TxD RxD and Ground Does NOT support Hardware Flow Control will work with no Flow Control or Software Flow Control 5 Wire Connection Data and Ground with Hardware Flow Control RTS CTS receive transmit ground hardware flow control Required for Hardware Flow Control will also work with no Flow Control or Software Flow Control 9 Wire Connection All 9 pins are connected Determine whether you need a straight through or null cable The interface between the transceiver and the attached device is a Data Communications Equipment DCE or Data Terminal Equipment DTE connection requiring either a straight through or Null cable The Null cable or Null adapter simply crosses the required pins to allow similar devices to communicate properly e g DCE to DCE In general The A
33. A message appears asking you to restart the computer Click NO Select a virtual port Click Assign Unit ID Number The Assign Device ID dialog appears which allows you to enter a Remote Unit ID number for the selected virtual port The Remote Unit ID Number is equal to a remote transceiver s Source ID number You can select a number between 1 and 238 Enter the desired number Repeat steps 6 8 for each port added Using standard Windows methods you may also change the name of each port while it is selected Select the virtual port s in the Virtual Port window You can shift click the first and last port to select all virtual ports or control click to select a varying group of ports or you may do each port individually Select the appropriate physical COM port in the Physical Port window This will be the COM port to which the host transceiver is connected The left assignment arrow is enabled You can now associate each virtual port with a physical host port as displayed in the Physical Port window Click the Left Assignment arrow This will transfer the virtual ports to the host transceiver and establish the virtual communication link between the host transceiver and remote devices AirStream User s Manual 49 ComPort Configurator Setting up a Network with ComPort Coad Cand kpr a A dend il COME Aa iied BA iba ac pavia ACA kpe cac CF as mer O peaa s Note Note AirStream User s Manual 5
34. Airstream Wireless Modem Operation Manual a Sirem i pirStree RICE LAKE WEIGHING eater Y Industrial Solutions on a Global Sale KALA e 31no Contents Chapter 1 Overview AA aa Why Wireless nissan L Airstream Technology iii on 2 Frequency Op viii 3 Speed and Bandwidth apa ci a a a ima as 3 Sessions ANA LINKS ata 4 Error Detection and COMEN iria iaa 4 TFANSMIL POWER Controla dios 5 Data Transfer SESSIONS unnai KABA NGA NABA 5 A E T A A 6 Transceiver Features vivutniviiccia sida li aiii anaandaa aaiae aana dandas Anakina adadan Arauna laaan 6 Using This Manlaban AANGAL HABAN NANANA ANAN Aa 7 ASSUM PU ONS ii NENG NANG NAN UNIGAKANA NGANGA 8 COI FEL AA AA 8 Chapter 2 Installation and Specifications ssssssssssasannnnannnnannnnnnnnnnnannnnannnnnnnnn Y Hardware Installation aNG INIG ia ica 9 Installing Stand alone Transceivers 2 cece eee ects eter eerste KNANG NANGANAK Knnnrnanarannanannananannann 9 Interface Requirements amang GANANG 11 Stand alone Transceiver Pin Out u 1 1 1 Aa 12 Serial CoMMUhICa DON circa ais 13 Hardware Specifications iii 15 Software Requirements ana maa aaa aa 16 Software Instalado cari airada 16 Configuration Manager onconnicninninininnoninncnnco nr 16 Network Software Utilities aaaea a E AAEE E a AE A AKA iaa eaaa 17 ANENNAS a AA aa 17 Chapter 3 Point to Point and Network Topologies sssssssssssusnnnnnnnnnananannnnnnnns 19 Pointto Point Paladar
35. CP IP network It assumes that the TCP IP software has been installed TCP IP enables multiple applications in various locations on the network to communicate Remote units can send data to the host transceiver one at a time while the host can send to many applications on the PC all at once depending on the network topology TCP IP Intercept can be used with Multi Point and Repeater Network topologies TCP IP Intercept consists of two components which are designed to hook into TCP IP communication traffic and transparently reroute the data through a Multi Point or Repeater Network The Configurator component is used to assign TCP IP post addresses to multiple devices on a network The Activator component is the actual loader driver that will run in the background of the operating system and capture any configured TCP IP traffic and reroute it to the assigned remote transceiver and application program The host transceiver needs to be assigned to one physical communication port typically COM1 or COM2 TCP IP ports are created and assigned a remote Unit ID Number that corresponds to a particular remote transceiver s Source ID Number thereby creating a logical association between each TCP IP port and a remote transceiver within the network The entire network consisting of a host and multiple remotes must reside on one physical COM port AirStream User s Manual 55 TCP IP Configurator Setting up a Network with TCP IP Note N
36. Data Terminal Ready Ready To Send Clear To Send Data Set Ready A signal is coming into the host unit from the transceiver at the remote unit A connection has been established with another unit This lets the PC know that communication between two units can take place Indicates that the unit is in Command Mode This mode is utilized by the network software This is a hardware flow control indicator A hardware control indicator Reserved for future use Quick Configuration Configuring Your Transceiver In addition to the status lights in the Configuration Manager the LED s on the Stand alone transceiver also display status Power Sync TX RX The Toolbar Quick Apply Store Configure ClearRX Help SS o TJ Refresh Reset Reload Change Clear Tx Password Exiting the program To Exit the Configuration Manager 1 From the File menu select Exit Note It is important to note that any changes in any tab not Stored in EEPROM will be lost See Applying and Storing Changes on page 31 QUICK CONFIGURATION This is the fastest and easiest way to configure a unit Activation of Quick Eh Configuration loads settings directly into EEPROM These settings will remain in effect until a unit is reconfigured To use Quick Configure 1 Click Quick Configuration on the General tab click it on the toolbar or select it from the Commands menu AirStream User s Manual 27
37. Drag them to the physical Port window under Comm Port 1 Note that this is most likely your comm port but others may be listed Click Exit to exit the ComPort Intercept program Restart your computer Select Start then Programs and then Comport Activator Test Operation Connect transceivers 2 and 3 to peripheral devices Note power supply connector and antenna connections must all be made Transceiver 1 must remain connected to the Host PC Send data from the Host PC to a peripheral device For example if you had a printer with a serial connection that you have been using i e drivers are already set up you could write a short memo in a word processor on the Host PC and select File gt print The information would be printed out on the printer just as if it had been connected by wire This would work for any existing wired connection on a local LAN Another example would be to use HyperTerminal This requires that your peripherals are also PCs or that you use a loop back connector to see the data sent returned in your HyperTerminal Window If you are using hyperterminal remember to connect the Virtual Port number and not the physical port number COM1 You will need to open two HyperTerminals to connect to both remote transceivers at the same time Multi Point TCP IP Intercept Learning Exercises MULTI POINT TCP IP INTERCEPT e This exercise demonstrates how you can have 3 transceivers configured on a TCP IP based
38. Hopping e Security Transceiver Features e Assumptions e Using this Manual e Getting Help AirStream User s Manual 1 AirStream Technology Overview Reliability security range and cost have been the traditional obstacles to widespread adoption of wireless data networks But today frequency hopping technology provides reliability comparable to and security greater than wire AirStream Transceivers have been designed specifically for long range and low cost Moreover the license free band at 2 4GHz allows wireless data connectivity solutions to be implemented without site licenses or carrier fees These developments make wireless data networks more practical and affordable than wire for many applications AirStream wireless data connectivity solutions are more reliable more secure longer range and lower cost than wire e More Reliable AirStream Transceivers evaluated with industry standard test equipment have exceeded a bit error rate BER standard 100 times more rigorous than for 10 BaseT Ethernet and 1 000 times more reliably than cellular devices e More Secure AirStream Transceivers utilize frequency hopping technology developed by the military and refined by intelligence agencies to avoid interception and interference It is more difficult to intercept communications between AirStream wireless devices than to tap a wire e Longer Range AirStream Transceivers operate through walls and floors up to 1
39. Manual 87 Multi Point ComPort Intercept Learning Exercises AirStream User s Manual 88 57 58 59 60 61 62 63 64 65 66 67 68 69 Generate a Report if desired Click Report Generation Click Close Connect and Configure Transceiver 2 Click Yes Click OK Disconnect serial connector from transceiver 1 You can leave it on the computer Attach power supply to transceiver 2 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver blinks three times and remains lit Attach an antenna to transceiver 2 Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID Hao lo A Ural Sethe El Mastverak Il E dis Karari re Tron a Tome Let I fi Bin Sonace Mane FEHOTE 1 Deine o Halaw FT me Gang Seley Pata Fly OA A los Control None Change PIO birada E E ino increment Make sure that Auto increment is checked Click Submit Uncheck Report Generation Click Close Multi Point ComPort Intercept 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 Learning Exercises Connect and Configure Transceiver 3 Click OK Disconnect serial connector from transceiver 2 You can leave it on the computer Attach power supply to transceiv
40. NITORING ACTIVITY You can monitor communication port TCP IP port and connection activity on your network To Monitor activity 1 Open TCP IP Configurator 2 Click Load Driver if the Activator is not already loaded AirStream User s Manual 62 Monitoring Activity Setting up a Network with TCP IP 3 Click the Control Tab 4 Double click the Communication port Information about the port is displayed on the right side of the window The TCP IP ports are displayed ap hy abg H BE LL 5 Double click the desired TCP IP port AirStream User s Manual 63 Using TCP IP Activator Setting up a Network with TCP IP Information about the port is displayed on the right side of the window The connections IP addresses are displayed 6 Double click the desired connection Deng tonal Ha CT Sp Coz Slahun nieres pana SA la Ha Kid i m 100 a Cini S uio onrar TCP Ie E do Connector 1 Ls Dinei Ma Connect E So Connect BD ds Circe Ma Connection i 1005 H i a NG Information about the connection is displayed on the right side of the window USING TCP IP ACTIVATOR be activated This program resides in the lower right hand of the computer task bar as represented by its icon TCP IP Activator runs in the background captures traffic from TCP IP port as assigned by TCP IP Configurator a To complete the setup of the network the TCP IP Activator program must i N
41. PI Sel Sating Rae Porta EN Flow Conticd Kane GPID Mode Dinah Click Submit Uncheck Report Generation Click Close View the Report In your Windows Explorer open C Program Files Configuration Manager RReport txt AirStream User s Manual 85 Multi Point ComPort Intercept Learning Exercises 32 33 34 35 Test Operation Connect transceiver 1 to a peripheral device Note power supply connector and antenna connections must all be made On the Host PC Click the Terminal Mode tab in the Configuration Manager In Test String enter some text The test string is transmitted to the Destination Unit as shown in the TX and RX panes Select Exit from the File menu MULTI POINT COMPORT INTERCEPT Po This exercise demonstrates how you can have three transceivers configured on a small Multi Point Network communicate without wire This network topology can support up to 16 transceivers including one at the Host PC rials Needed e 1 Host PC e 3 Transceivers e 3 Antennas 2 3 Power sources outlet and or surge strips and 3 power supplies for transceivers e 2other peripherals must have a RS232 connector e Configuration Manager software e ComPort Intercept software e 3 RS232 cables Procedure AirStream User s Manual 86 36 37 38 39 40 41 Install Software Power up your Host PC Insert the Configuration Manager software into the appropriate drive Using
42. RSSI Received Signal Strength Indicator threshold Value which when surpassed causes the unit to reduce its transmit Power Ctrl Lower Value power The lower RSSI threshold which when surpassed causes the unit to increase its transmit power Temperature The operational temperature of the unit as reported by the thermistor in fractional volts Local time The RSSI averaged over the last 16 transmissions Used in averaged RSSI analyzing the strength and quality of the transmit signal Local The value of RSSI for the last transmission Used in analyzing instantaneous RSSI the strength and quality of the transmit signal D A A D Factory Diagnostic Loopback The Serial Settings tab allows you to select the serial port baud rate flow control data bit size parity and stop bits settings Each side of the communication link need not have the same serial settings Serial Settings can also be entered via Quick Configuration These settings are how the transceiver communicates with the device attached to it Setting Explanation Port The particular serial port number to be used The default setting is COM1 Baud Rate Speed of the serial connection for the device to which the transceiver will be connected Available options 300 600 1200 2400 4800 and 9600 full duplex and 14 400 and 19 200 for asymmetrical data transfer The asymmetrical rates will automatically default back to 9600 full duplex during periods of peak bi di
43. To set data threshold 1 Click the Special Features tab 2 Click Enabled 3 Enter Time and Size criteria Setting Explanation Time A number from 1 to 65 535 will specify the number of 100msec increments that must elapse between the initial receipt of data locally before a data transfer with another transceiver is initiated This will provide up to 109 minutes of time that data can accumulate before a transfer The time must be set to ensure that no more than 4K the size of the data transfer storage buffer of data collects before a transfer occurs If the buffer were to fill up before a transfer all additional data would be lost Size Up to 4096 bytes of data can be collected before a data transfer is initiated AirStream User s Manual 43 Data Threshold Configuring Your Transceiver AirStream User s Manual 44 Chapter 5 Setting up a Network with ComPort Note that network software utilities are optional In this Chapter contact Rice Lake Weighing Systems for details ecneon Intercept ComPort Intercept is a Windows communication ComPort driver software application that intercepts all RS232 Cana atan traffic and automatically reroutes it to from the host 9 transceiver It allows up to 16 transceivers to be ComPort configured in a network topology One transceiver is Activator designated as the host and is connected to a local e Virtual Ports personal computer with up to 15 remote units in the network The r
44. ach frequency in the table in a hopping pattern Hop Tables provide improved security and the ability to avoid localized noise sources There are 100 possible Hop Tables in your transceiver this number may vary for international transceiver models These are subdivided into five completely independent non overlapping Hop Table sets each with no more than three consecutive frequencies Each individual network can only utilize one Hop Table Entering Hop Table Numbers Hop Table numbers can only be entered or changed by using the Quick Configuration wizard Airstream User s Manual 37 Using Hop Tables Configuring Your Transceiver Validating the Hop Table This command verifies the integrity of the Hop Table stored within the transceiver The Hop Table in the transceiver is compared to the Hop Table with the same number in the Configuration Manager database The Advanced Settings tab provides the selected Hop Table number and whether the Hop Table has passed validation and the first and last indices used for the Hop Table Index values are set to meet the requirements of the country in which the transceiver is deployed for a minimum number of hop frequencies These values can not be changed to avoid violating country regulations To validate the Hop Table from the Commands menu select Validate Hop Table Specifying Hopping Parameters AirStream User s Manual 38 You can customize Hop Table parameters by setting some feature
45. ackground printing function and complex example that incorporates all of these This chapter provides the entire ActiveX API GPIO transactions are performed on a per device basis This function is used to open a communications port handle and establish a connection with the host transceiver The specific Serial Port number is assigned within the properties screen of the ActiveX device this is a design time variable assignment Syntax lHandle wCi_Open as long Return Value gt 0 handle of the communication lt 0 Failure to connect the port In this Chapter e Location of sample files e ActiveX API Airstream User s Manual 67 wCi_ Close ActiveX Network Applications WCI CLOSE This function is used to close the communications port which was previously opened with the wCi Open function Syntax void wCi_Close long lHandle Parameters IHandle The handle of the communication returned from wCi Open WCI_WRITEDATAEX This function is used to write the data buffer to a specific destination ID Syntax Result wCi_WriteDataEx VARIANT WriteBuf long WriteLen long IDestID long lHandle as long Parameters WriteBuf The data to be transmitted WriteLen Number of bytes contained in the string IDestID The identity of the destination unit that data will be transmitted to IHandle The handle of the communications port being used Return Value Result 5 0 The length of transmitted
46. active at all times Using a combination of firmware and software assigned IDs the security of your data is ensured Some IDs can be modified and others cannot depending on your privileges IDs are all accessed either via Quick Configuration or the General Tab Moti es Sai kanta or Freir Fare id Dampa Mesisnarg Aes BO Dan PA ID Type Explanation Vendor ID Assigned at the factory and burned into the firmware This number is not modifiable This ensures that no other AirStream customer can intercept data assigned to your ID There are 64 000 unique Vendor IDs Network ID A number that identifies the network and makes it unique from other networks in the area All units in a network must have the same Network ID The Network ID allows you to have multiple networks within the same transceiver space There are up to 64 000 unique numbers Units with different IDs cannot communicate with each other AirStream User s Manual 39 Assigning IDs Configuring Your Transceiver ID Type Explanation Alias Network A descriptive name for the network Name Source Unit ID For Point to Point communication the source and destination IDs must be the same number for both transceivers For most network communication the source ID 0 for the host and the source IDs for the remotes are unique numbers from 1 238 Alias Source Name A descriptive name for the unit Destination Unit The numeric ID of the unit that the tran
47. al Port window under the last selected host Detach from Host is available on the right click pop up menu in the Physical Port window When invoked the currently selected port is moved to the TCP IP Port window These can be used instead of the drag and drop or assignment arrow features If you have selected multiple ports it is more efficient to use the drag and drop method to assign them TCP IP ports can not be associated with a physical port until the Remote Unit ID number has been assigned 7 Click Exit Editing Ports G AirStream User s Manual 60 AB NG You can change the assigned TCP IP port number and the maximum amount of connections at any time Select the desired port Right click Select the Edit TCP Port from the pop up menu Select the desired criteria Click OK TCP IP Configurator II Setting up a Network with TCP IP Setting Control Line Parameters Available in Advanced View this feature allows you to assign Input and Output lines You must have GPIO mode turned on for the host and at least one remote on the network This is assigned in the Configuration Manager as shown in GPIO Mode on page 47 You can not use this feature in conjunction with Hardware Flow Control In Advanced View click the Set Control Line icon A dialog appears pd Dua G Hre E hoe E CTE AT M DSR DA DCD 1 oer You can also select Control Lines from the right click menu Click the desire
48. and drop items Adding TCP IP Ports My You will need to add a TCP IP port for each device in your small network New port numbers are created in numerical order To Add TCP IP Ports 1 Click Add TCP IP Port on the toolbar You can also right click and select Add TCP IP Port from the menu This applies to many features in this application The Add TCP IP Port dialog appears Padi TCP Pana ES Airstream User s Manual 58 TCP IP Configurator Note Note Note Setting up a Network with TCP IP Enter the desired criteria Enter the number of ports you would like to add The total number of ports should equal the amount of remote transceivers on your network not including the host machine The maximum number of ports allowed with the TCP IP Configurator is no more than 238 Enter the starting port number these will be incremented by 1 The TCP IP port numbers available are between 1024 and 10 000 Enter the maximum number of connections you would like to allow for each port The maximum number of connections cannot be greater than 8 These connections should be the number of concurrent applications that will be logged into the TCP IP Intercept The Auto Assign feature allows you to automatically increment the Remote Unit ID number as you are creating multiple TCP IP ports The start window will allow you to choose the Remote Unit ID number you wish to start with This feature will be of particular use when conf
49. ansmitted AirStream uses a Half Rate Coding algorithm which achieves a correction rate of 1 bit error in 4 bits transmitted The transceiver maintains data integrity over the air by means of an internal automatic repeat request ARQ protocol which will resend erroneous data until it is received correctly The transceiver takes user data and breaks it into packets which are then transmitted at a much higher channel data rate If the received packet has errors and is not correctable via the forward error correction FEC algorithm the packet is rejected and resent until a valid packet is received The transceiver maintains two 4kB buffers transmit and receive which helps to support continuous uninterrupted transfers even in noisy situations See Broadcast Network on page 22 for details on how Broadcast Network behavior differs Transmit Power Control Wireless devices in close proximity often experience desensing or over loading AirStream Transceivers minimize this problem by providing adjustments in the Power Level Feed Back Control Loop based on the time averaged Received Signal Strength Indicator RSSI values and the Actual Power Level Setting as shared between both devices during a communication session Data Transfer Sessions All units are in one of six possible sequential modes or phases of operation which cover the complete cycle of data transfer 1 Idle Unit listens and scans in each of the 75 channels in the hop table
50. ation Manager See Configuring your Transceiver on page 25 2 Click the Terminal Mode tab 3 In Test String enter some text 4 Click Resent The test string is transmitted to the Destination Unit Sra LOOPBACK TEST Airstream User s Manual 76 The Loopback Test screen allows you to perform two functions to test that two units can communicate and to determine the best placement of one unit relative to another based on received signal strength This test is only used for stand alone models Loopback Test Testing Your Units What You Need Two transceivers A and B configured as a Point to Point Pair The Source Unit ID of unit A equals the Destination Unit ID of unit B and vice versa In addition both units must have matching Vendor ID numbers Network ID numbers and Hop Table numbers Transceiver A is connected to a PC loaded with the Configuration Manager e Loopback connector Transceiver B the one not connected to the PC running this program must have a loopback connector pins 2 and 3 of the serial port tied together on the serial port of the remote unit Performing the Test To test communications between units 1 Open the Configuration Program See Configuring your Transceiver on page 25 Click the Loopback Test tab In Test String enter some text Enter the desired criteria in other fields in this group The default values are recommended for this type of testing 100 msec is minimum for R
51. ceiver Features on page 6 apply in Point to Point topologies Wireless data connectivity applications require a wide range of networking options The AirStream Network topologies consist of more than two transceivers and may have a PC to host a network of devices The host and network devices are each physically attached to a AirStream Transceiver The following Network topologies may require Network Software Utilities The required utilities are listed within each topology description and explained in detail in Network Software Utilities on page 23 Depending on the topology and network utility combination you select some of the Transceiver Features on page 6 may not apply This is explained for each topology AirStream User s Manual 19 Networks Point to Point and Network Topologies AirStream User s Manual 20 Multi Point Network Note The Multi Point Network enables data to be transmitted between as many as 238 remote devices and a PC host The transceiver connected to the Host PC transmits and receives data from any other transceiver one at a time Sessions may be initiated by any device on the network Devices can be dumb accept data directly without recognition or intelligent recognize data transmission on a network and grab what applies In a Multi Point Network there is no direct remote to remote communication everything must go through the host As opposed to a Point to Point topology w
52. d radio buttons Select the desired input and output lines Click OK The assigned input and output lines are displayed in the Input and Output columns in the main window Remove Unit ID Number This button will remove the Remote Unit ID number associated with a selected TCP IP port Remember that the Remote Unit ID Number is equal to a Remote transceivers Source ID number To remove ID numbers Highlight desired port Click Remove Unit ID The ID is removed If an ID is removed and you are letting the program increment IDs the ID removed will be skipped and not reassigned You will have to reassign it manually if desired AirStream User s Manual 61 Monitoring Activity Setting up a Network with TCP IP Remove TCP IP COM Port dy This button will remove the selected TCP IP port To remove a TCP IP port 1 Highlight desired port s 2 Click Remove TCP Port The port is removed Note The port can only be removed while it resides in the TCP IP port window Renaming TCP IP Ports The system will automatically name each TCP IP port sequentially You can rename the TCP IP ports to a more conventional notation To rename a TCP IP port 1 Select the TCP IP port 2 Right click and select Rename The name field is now editable 3 Edit the name of the port You may use up to 20 characters for the name A descriptive name such as Printer may help you remember what equipment each port represents MO
53. data 0 No data was transferred lt O No transceiver is available to transfer AirStream User s Manual 68 wCi GetDestinationID ActiveX Network Applications WCI_GETDESTINATIONID This function is used to get the current identity of the destination unit as contained in the host unit Syntax Result wCi_GetDestinationID long lHandle as long Parameters IHandle The handle of the communications port being used Return Value Result The ID of the destination unit WCI CHECKRXQUE This function is used to check the number of incoming messages contained within the receive queue Syntax Result wCi_CheckRxQue long lHandle as long Parameters IHandle The handle of the communications port being used Return Value Result Returns the number of the incoming messages currently in the receive queue WCI_SETOUTPUTDEVICEID This function is used to set the output device to log all incoming data All data received from any remote device will be passed up to the application program as well as forwarded to the listed devices Syntax void wCi_SetOutputDevicelD short iPrintID long lHandle Airstream User s Manual 69 wCi_StartStopPrinting ActiveX Network Applications Parameters iPrintID The ID of the output device IHandle The handle of the communications port being used WCI_STARTSTOPPRINTING This function is used to start and stop the logging of the output device Syntax void wCi_StartSto
54. e angle of coverage A type of AirStream Transceiver Integrated into OEM products Refers to customer equipment peripheral nodes A type of spread spectrum radio transmission that spreads its signal continuously over a wide frequency band An antenna with range extended in a particular direction A Network Software Utility to port AirStream software to controllers and embedded microprocessors that are not Windows PCs A type of data transmission technology that enables LAN WANs Internet and Intranet connectivity An algorithm which corrects and retransmits erroneous data Term for the smallest unit of data being transmitted The physical data packet A type of spread spectrum radio transmission that hops in a prearranged pattern through a prescribed frequency band A method accomplished by an antenna of increasing signal strength by concentrating a signal in a single direction The higher the gain the longer the distance of transmission AirStream User s Manual G 109 Glossary GigaHertz GHz GPIO Hardware Key Hertz Hz Hop Table Host Host PC ITU cyclical redundancy code 16 CRC 16 Line of Sight Link Loopback Connector Master MegaHertz MHz Multi Point Network Network Software Utilities Network Topology OEM Omni directional Antenna Peripheral Point to Point Pair Quick Configuration Radio Frequency RF Range Repeater Network AirStream User s Manual G 110 A unit of meas
55. e back of the transceiver Broadcast Remote To Host 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Learning Exercises Attach the other end of this cable into the serial port on the back of your Host PC Configure Transceiver 1 Select Configuration Manager form the Start menu in Windows The Main window appears Click Quick Configuration Click Broadcast Host Click OK Enter the information as shown in the dialog below Tspaticard Ho lin Sobra Hewenk ID E fda Hekari fi Tete 4 Source Ura O F Click Submit Generate a Report if desired Click Report Generation Click Close Click Yes Click OK Click Remote to Host Connect and Configure Transceiver 2 Disconnect serial connector from transceiver 1 You can leave it on the computer Attach power supply to transceiver 2 Plug power supply into power source AirStream User s Manual 105 Broadcast Remote To Host Learning Exercises 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 AirStream User s Manual 106 Verify that LED 1 on the front panel of the transceiver blinks three times and remains lit Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID cakat fima gt Hasif Uni Setting a Mets ID E PIPA pira Source Una O i Alo
56. e help menu within the program For Technical Support call 1 800 472 6703 Chapter 2 Installation and Specifications This chapter discusses the physical installation of the In this Chapter transceiver and the installation of the software gt Hardware needed to configure each transceiver All AirStream Installation Transceivers need to be configured for a specific e Interface network topology This process involves l Requirements understanding how the equipment is physically installed and how the software is installed Po ouie Sequentially all transceivers are configured on a Serial ot Host PC prior to being physically attached to their Communication designated device Configuration of the transceivers e Hardware is discussed in Chapter 4 Configuring your Specifications Transceiver on page 25 Software Requirements Software HARDWARE INSTALLATION ma a e Antennas Prior to installing your transceiver s please count all of the delivered equipment Use your packing slip or purchase order for verification Each transceiver needs power and an antenna It will be attached either internally or externally to a single device e g PC laptop or printer Installing Stand alone Transceivers To Install Stand alone Transceivers 1 Insert the power supply male connector into the corresponding female connector slot on transceiver chassis RS232 Antenna Me Insert Power supply plug into power i e power outlet AirS
57. e transceivers in Multi Point or Repeater modes you will need to install a Network Software Utility Click OK Quick Configuration 4 Note Configuring Your Transceiver The Unit Settings screen appears Paani lo Poa led Sethi Enter the desired criteria Enter the desired identification numbers See Assigning IDs on page 39 for acceptable parameters Select a Hop Table 0 100 The Hop Table selected must be the same for all transceivers in a Point To Point Pair or a Network This number specifies a table of predefined frequencies which the transceiver will use for transmitting and receiving If multiple separate networks exist in the same area each network should have a unique Hop Table number to avoid RF collisions Depending on which network you selected in the previous screen certain ID fields may be grayed and inaccessible Click Change in the Serial settings group The Serial Settings dialog appears This allows you to set the various serial port parameters Bodas x CU Fes Coi or gt Caral Coste 5 z Pay tone E Stop Bis Fro Supported pasty daks and slop bib conibanstions T Home 3 5 Homa 1 7 Odd 1 1 Odd 2 Oc i Tevet O 7 Ewn 2 8 Even T basah 1 7 Hah Z amp Mak 1 7 Spee 1 7175p 7 E Space 1 AirStream User s Manual 29 Quick Configuration Configuring Your Transceiver Note 10 11 Note AirStream User s Manual 30 Enter the desir
58. ece eect etre cies ete nnn ran rr an rra rra 51 TX PUG ta 51 Remove Unit ID NUMDET oo eee nana awa eee aa aa a a Aa Aiai Nna 52 Remove Virtual Communications POF eee eet etree nano ran na nan cnn rr rar rr 53 Renaming Virtual Ports esiaine aaea iaeiae aana aia a a EEEE PAE AN AERA at 53 Using ComPort ACHVAtOF aniiisscessvesisnsiwniseesuwossenskesn tasuuentoessiinucaseusisnsubuianalisusisareduiasedseve 53 COMP Ort ACUVALOR o ee teh NINANG BN Baa AG E A E 54 Chapter 6 Setting up a Network with TCP IP ssssssssnnnnnnnnnannnnnnnnnanannanannnnanannan 55 TCP IP CONMQUIALOM cia a ii a 56 Advanced MW A a 57 Entering and Changing Information oninninnnnnnnnnnnninnonancnnancnnn cnn rn 58 Adding TCEP I P P OS co idad 58 Editing POS sii AA GA BANGA 60 Setting Control Line Parameters eee eee naasa ee cece rara rar 61 Remove Unit ID NUMBER siii dis 61 Remove TCP IP COM POE GG NANANA NA BEAN 62 Renaming TCP IP Ports Higa kaaa AMPID dakma DATO 62 Monitoring ACUNIN aaa dd 62 Using TCP IP AC UV atl a5 aaa AA AA NANA UA AA 64 MEP IP ACtiVALOR eonenna ei zepcoee aiii 64 Chapter 7 ActiveX Network Applications 67 WEI OPEN aNG dani 67 Ai pA ia id 68 WwCi_WriteDataEx animan naaa 68 WCi_GetDestinationID nnmiiciiocninircc rr 69 WEI CHEEK RX QUE aaa 69 WCi_SetOutputDevicelD omic 69 BA ANNA ANING AANI GANI 70 WwCi_GetSourcelD sicario AAP AA AA AA 70 WEI SCG A DO 71 WwCi_GetGpioOuUtpUt AA AA TATA PA 71 WCi GetGpiolnp t sica
59. ed settings These should match the requirements for the device that the transceiver will be attached to once the configuration is complete not those of the computer you are using to configure the transceiver See the equipment manufactures specifications for details To use GPIO mode see GPIO Mode on page 42 Depending on which network topology you selected some parameters may be grayed and inaccessible Some network topologies have required serial settings Click OK Click Submit A Configuration Sequence dialogue box appears while the unit is being configured This shows the sequence of configuration steps as they are being executed Upon completion a Configuration Status box appears with a checkbox option for report generation All fields should read OK if the configuration was successful If you do not wish an ASCII report to be generated automatically click Report generation to deactivate the selection Configuration risus El Walis Charged E Dipang Mide DK Hensar Id DK Meteor Ah UK Dret dd UK Un Alaa OF Decidir ir kd DE Hop Tabla DE Bud Fate Of Plc OK Past Ok Higa ro Lita UK Hs Bad Hoga OF s gt PP Papal gerersion on Duck Configuration pS Click Close A few more status dialogs appear All entries are stored in EEPROM permanently Click OK to configure another unit or Cancel to discontinue Continue to configure as many transceivers as required Disconnect the transceiver attached to t
60. eiver must be set to N When enabled this allows for a General Purpose Input and Output pin to be assigned on the RS232 connector e g RTS amp CTS This provides additional benefit for contact closure applications such as opening closing turning on off notifying when specific events have occurred When this function is enabled Hardware Flow Control will be automatically disabled NOTE You must assign control lines in your network utility software for GPIO mode to take affect Available options 1 or 2 The default setting is 1 A Host transceiver must be set to 1 Supported combinations for Data Bits Parity and Stop Bits are 7 None 2 8 None 1 7 Odd 1 7 Odd 2 8 Odd 1 7 Even 1 7 Even 2 8 Even 1 7 Mark 1 7 Mark 2 8 Mark 1 7 Space 1 7 Space 2 8 Space 1 Note When setting up a Host device within a Network setting the configuration program will automatically preset the serial parameters to 9600 8 N 1 These settings are required for the Network Software Utility to ensure the best possible data transfer speeds AirStream User s Manual 42 Data Threshold Configuring Your Transceiver DATA THRESHOLD This feature allows a predetermined time to elapse or amount of data to accumulate before a data transfer session is initiated It is accessed through the Special Features tab Power Hanagamani oral Slee C b Data Traesteobel I Ensis n 100 mme sapa Byles
61. emote To All 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Learning Exercises Attach the other end of this cable into the serial port on the back of your Host PC Configure Transceiver 1 Select Configuration Manager form the Start menu in Windows The Main window appears Click Quick Configuration Click Broadcast Host Click OK Enter the information as shown in the dialog below Tspaticard Ho lin Sobra Hewenk ID E fda Hekari fi Tete 4 Source Ura O F Click Submit Generate a Report if desired Click Report Generation Click Close Click Yes Click OK Click Remote to All Connect and Configure Transceiver 2 Disconnect serial connector from transceiver 1 You can leave it on the computer Attach power supply to transceiver 2 Plug power supply into power source AirStream User s Manual 101 Broadcast Remote To All Learning Exercises AirStream User s Manual 102 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 Verify that LED 1 on the front panel of the transceiver blinks three times and remains lit Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID spaticad Hene AGP Uni Seng TES fa O dilag Hekari ful TSE 4 Sousce Ura O FF Alo Gina Hans FEHITE I F Make s
62. emote units can be dumb or intelligent The Host PC must be running a Microsoft Windows 95 or 98 operating system ComPort Intercept allows the host transceiver to be configured to provide the network management functions It can have multiple applications on the host communicating through the virtual ports at the same time It can be used for Multi Point or Repeater Network topologies Physical Ports This chapter discusses the configuration of the small network It assumes that the ComPort Intercept software has been correctly installed ComPort Intercept consists of two components which are designed to hook into Windows serial communication traffic and transparently reroute the data through a Multi Point or Repeater Network The Configurator component is used to configure the Windows System Registry by creating virtual communications devices The Activator component is the actual loader driver that will run in the background of the operating system and capture any configured serial data traffic and reroute it to the assigned remote transceiver and application program The host transceiver needs to be assigned to a physical communication port typically COM1 or COM2 Virtual ports are created and assigned a remote Unit ID which corresponds to a particular remote transceiver s Source ID Number thereby creating a logical association between each virtual COM port number and a remote transceiver within the network AirStream User s Ma
63. en you have some remote devices that are not within direct range of the host This network extends range in Networks Point to Point and Network Topologies layers These layers may overlap but you cannot go beyond 4 layers of range Data travels through a single path to the receiving transceiver This network works well in environments where you do not need to communicate large amounts of data but need to communicate over long range In the diagram below there are four layers Data is sent from the host through a path consisting of D G J and M This is the single path used to get the data from the host to M as M is out of range of the host Repeater Networks can be created with the following Network Software Utilities e ComPort Intercept e TCP IP Intercept ActiveX Library DOS Library Note GPIO power management modes and asymmetrical data flow rates are not applicable to Repeater Networks Even though you can use GPIO with ComPort Intercept you cannot implement this function on a Repeater Network Airstream User s Manual 21 Networks Point to Point and Network Topologies Broadcast Network Remote to All 2 wire AirStream User s Manual 22 In a Broadcast Network data is sent out by one transceiver sending transceiver and received by an unlimited number of remote devices simultaneously These devices must be intelligent enough to recognize relevant messag
64. epeat Every Click Start The test string is transmitted to the Destination Unit and looped back to the Source Unit The RX Pane shows the test string as received by the transceiver connected to the computer after being loopbacked from the remote transceiver If no data is received within the timeout period the message Timeout is printed in the RX Pane The TX Pane shows the test string as typed in the dialogue box To test the placement of a unit PON gt Click the Loopback Test tab Click Test Click Instantaneous RSSI In Test String enter some text Enter the desired criteria in other fields in this group The default values are recommended for this type of testing Click Start AirStream User s Manual 77 Loopback Test Testing Your Units AirStream User s Manual 78 Viewing Data In The Rx And Tx Testing Your Units 6 Move one or both units until the greatest RSSI values for local and remote are achieved The optimization of the unit placement does not have to be too exact An RSSI value above the half mark is acceptable sec a es as n Cee ee VIEWING DATA IN THE RX AND TX PANES These display areas show the data being transmitted and received during tests The RX panes shows data being received into the transceiver The TX pane shows data being transmitted from the transceiver All data sent Te will be displayed and at times the pane may become cluttered You can y use the Clea
65. ept main window appears Toolbar Virtual Port Window Assignment Arrows For Developer Kits only the hardware key must be connected to the parallel port of the computer for the ComPort Configurator to run The Physical Port window shows all physical COM ports as contained within the Host PC this will include any modems or other assigned ports the one serial port assigned to the host transceiver any assigned virtual ports if this is the first time you are running the ComPort Configurator program no virtual ports will be shown The Virtual Port window lists all available virtual ports that have not been assigned to a particular physical port e g a temporary storage maintenance area If this is the first time that you have used the Port Configurator program this area should be blank When the program is opened only the Add Virtual Port icon and Help icons on the Toolbar are active Other icons are deactivated AirStream User s Manual 47 ComPort Configurator Setting up a Network with ComPort Advanced View This check box allows you to change the fields displayed in the main window Advance view provides more detailed information and options by adding new columns These include Input Output and Tx Purge which are all described in this chapter priar corba ien and mapping sikat ire Poa Te Punge Threat Tes Ur ID Pgo saka Mare Fea I 0D inpa 0 Suma i OOK A Somali ii El H e
66. er Note S Apply This applies transfers changes from the all tabs into the attached transceiver s RAM temporary memory This is useful when changing and testing settings you are not sure you really want When you exit the configuration program these changes will not remain in effect You must click Store for them to become permanent Store Applied Settings Stores all Applied changes into the transceiver s EEPROM These settings will remain in effect upon exiting the program Stored changes are overwritten when new stored entries are made or when you load the default factory settings You must Apply settings prior to storing them Reset Unit Performs a soft reset of the attached unit returning the settings stored in EEPROM Any configuration settings Applied but not Stored to EEPROM will be lost Load Default Settings Reloads Factory Default settings into unit All changes made previously will be lost Refresh This queries a transceiver about its current settings These settings will be displayed on the screen It lets you go back to the last Stored settings before Apply was selected Settings will not be refreshed if Store has been selected GENERATING REPORTS Airstream User s Manual 32 Reports can be generated during the Quick Configure if the box was checked or can be generated at any time using menu commands Two types of reports can be generated Information in each report can be cleared
67. er 3 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver remains lit Attach an antenna to transceiver 3 Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID Make sure that Auto Increment is checked Click Submit Check Report Generation Click Close Click Cancel Select Exit from the File menu View the Report In your Windows Explorer open C Program Files Configuration Manager RReport txt Set up Virtual Ports Select ComPort Configurator from the Start Menu under ComPort Intercept The Comport Configurator Main Window appears Click the Add Virtual Ports Icon Enter 2 and click OK A message appears asking to restart your computer Click No In the Virtual ports window right click the first listed Virtual port Click Assign Unit ID Enter 1 and click OK This will be assigned to the remote called Device 1 Right click the second virtual port Click Assign Unit ID Enter 2 and click OK This will be assigned to the remote called Device 2 AirStream User s Manual 89 Multi Point ComPort Intercept Learning Exercises Note The host device is not assigned to a virtual port as it is physically 93 94 95 96 97 98 99 Note AirStream User s Manual 90 connected to the Host PC Highlight both virtual ports
68. er Description Call 1dBi Omni Directional Antenna 2 Call 2dBi Omni Directional Antenna 6 52375 3dBi Omni Directional Antenna 5 Call 5dBi Omni Directional Antenna 9 Other higher gain directional antennas may be purchased through an approved Rice Lake Weighing Systems supplier Contact Rice Lake Weighing Systems for additional information AirStream User s Manual 17 Antennas Installation and Specifications AirStream User s Manual 18 Chapter 3 Point to Point and Network Topologies AirStream Transceivers support Point to Point Pairs In this Chapter and several Network topologies Each AirStream e Point to Point Transceiver can be configured via its Configuration Pairs Manager to work in any of these topologies The transceiver s Configuration Manager controls how the transceiver transmits and receives data as connected to the device The operation of the transceiver in the network topology is determined by its Network Software Utility e Networks e Network Utilities POINT TO POINT PAIR NETWORKS In a Point to Point topology AirStream Transceivers are used to connect two devices e g a bar code reader and a printer or a PC with a single remote device The Point to Point topology can be considered a virtual wire replacement e g data in on one side equals data out on the other side This is useful for machine to machine communications All of the transceiver features listed in Trans
69. erence somewhere in the allotted radio spectrum A frequency hopping device will find those spaces and complete a transmission where other wireless technologies fail AirStream Transceivers operate in the license free Industrial Scientific and Medical ISM band at 2 4GHz No one owns or licenses these frequency bands Consequently anyone may operate a wireless network in a license free band without licenses or carrier fees unlike cellular technology subject only to restrictions on how much power can be used 1 watt or less in the U S and the type of radio signals transmitted spread spectrum The U S FCC and telecommunications regulators in many countries have designated this band for low power license free use Speed and Bandwidth There is a common misconception regarding speed and data connectivity specifically that faster is better In computer and telecommunications networks higher speeds are unquestionably superior However this is not the case with wireless data connectivity There are many circumstances where range in building penetration and reliability are more important than speed Paying for more speed than what is necessary to implement a data connectivity application is not efficient The broader radio frequency RF bandwidth needed to transmit higher data rates dramatically reduces range In contrast the lower data rates used by AirStream allow narrow bandwidths to be used This is ideal for intermittent repetit
70. es and recover lost or corrupted data Broadcast Networks operate solely as configured by the Configuration Manager The AirStream Broadcast Network has two modes of operation Remote To All and Remote To Host In both modes all transmissions sent by the sending transceiver can be received by every remote unit in its associated network The difference is in the way that transmissions by remote units are handled In Remote To Host transmissions by remote units can only be received by the host In Remote To All transmissions by remote units can be received by every other unit in the network that is within range Unlike other AirStream Network topologies in Broadcast there is no session established between the units engaged in communication This means that transmitted data is not acknowledged by the receiving side If for example there is a momentary signal blockage at the receiving unit location the affected receiving unit will miss any data transmitted during the signal blockage Although signal impairments could cause data drop outs any data received over the wireless link is still checked and corrected if possible by the AirStream error detection correction process This ensures that data is error free Broadcast mode is especially useful to applications where you must transfer the same information to all units at once or where a polling protocol is employed to collect data from remote units In polling applications the se
71. g transmitter and receiver a Digital Control Module for RF Module and Application Interface management and an interface TTL or RS232 designed to communicate with a variety of products The AirStream Transceivers employ a wireless interface designed to function as a virtual wire replacement This offers some distinct advantages over wire AirStream Transceivers Enable mobility that may not have been possible before And using either the RS232 or RS485 serial connection the transceivers can connect devices at long range up to 1500 feet indoors and line of sight to the horizon e Compensate for baud rate differences between devices eliminating the need for converters between older slower devices and newer somewhat faster ones Using This Manual Overview Provide a GPIO General Purpose Input Output mode for enabling communication of status and control information in addition to data This ensures timely notification of state changes such as an out of paper indication eliminating the need for time consuming manual checking for such conditions Provide both Software and Hardware Flow Control to enable pacing of data transmission between devices Enable efficient timed or batched transmission of data through data thresholding capabilities Provide power control modes for power conservation Provide asymmetrical data rates to accommodate large directional data transfers Provide the configurabilitiy to support a variety
72. he computer Connect a new one Wait until this transceiver s information is displayed Follow the on screen instructions Transceivers can be reconfigured as needed Modifying Settings Configuring Your Transceiver 12 Select File and then Exit to exit the Configuration Manager If Report Generation was checked Quick Configuration will automatically create and store a configuration data profile for each unit configured in the location specified in the Report Settings See Generating Reports on page 32 MODIFYING SETTINGS You can run the Quick Configuration wizard to modify settings or you can change entries manually in the fields in the modification tabs provided When manually changing entries you must click apply and or store for the changes to take effect See Applying and Storing Changes on page 31 To manually change data in fields Click the desired tab Click in and highlight the data to be changed Change the data Click Apply and or Store Fe 2 SF es ETE POR gt Applying and Storing Changes The following features can be selected from the Commands menu or you can click the appropriate button on the toolbar These features write the information entered into temporary or permanent storage Host PC Transceiver Apply RAM RAM EEPROM Note Settings must be Applied before they can be Stored AirStream User s Manual 31 Generating Reports Configuring Your Transceiv
73. here you have a machine to machine interface Multi Point networks are communicating at the application level Depending on the utility chosen these networks can communicate with one or more applications at a time Multi Point Networks can be created with the following Network Software Utilities e ComPort Intercept TCP IP Intercept e ActiveX Library e DOS Library Depending on the network utility used GPIO may be available If you assign GPIO mode to any remote on the network the host must also be assigned GPIO mode The Host has a GPIO register so it can detect which remotes are using GPIO Repeater Network AirStream Transceivers in a Repeater Network function similarly to a Multi Point Network They expand the range of the Multi Point Network by relaying data packets between otherwise out of range remote devices and a Host PC The effective transmission rate for data packets for devices beyond direct connection with the host is reduced by one third Data can be transmitted between as many as 238 remote devices and a Host PC The transceiver connected to the Host PC transmits and receives data from any transceiver one at a time Sessions may be initiated by any device on the network Devices can be dumb accept data directly without recognition or intelligent recognize data transmission on a network and grab what applies The most significant advantage of a Repeater Network is the ability to extend range This is advantageous wh
74. iguring a large network from the beginning Remember the Remote Unit ID number must match the Source ID number of the remote transceiver You can also use the two buttons in the toolbar to Assign Unit ID Number of Remove Unit ID Number Using standard Windows methods you may change the name of each port while it is selected Click OK Select the port s in the TCP IP Port window You can shift click the first and last port to select all TCP IP ports or control click to select a varying group of ports or you may do each port individually Select the appropriate physical COM port in the Physical Port window This will be the COM port to which the host transceiver is connected The left assignment arrow is enabled You can now associate each TCP IP port with a physical communications port All devices in the network must reside on one physical port Click the Left Assignment arrow This will transfer the TCP IP ports to the host transceiver and establish the TCP IP communication link between the host transceiver and remote devices If your Host PC has more than one physical port make sure you assign the TCP IP ports to the correct physical port number AirStream User s Manual 59 TCP IP Configurator Setting up a Network with TCP IP 625 seu Note Note com Attach to Host is available on the right click pop up menu in the TCP IP Port window When invoked the currently selected port is moved to the Physic
75. irStream Transceiver is always a DCE device e APC is typically a DTE device e Remote devices customer equipment can be DCE or DTE depending on the device DCE to DTE communications require a straight through cable AirStream User s Manual 13 Serial Communications Installation and Specifications e DCE to DCE communications require a null cable or adapter Note The following diagrams assume that the DCE transceiver is sending data to the DCE or DTE device 3 Wire Straight Through Cable gin 2 TxD Data Pin2 DTE Pin 3 RxD Data Pin3 DCE Device Transceiver Pin 5 Gnd Pin 5 3 Wire Null Cable Pin 2 TxD Data Pin2 DCE Pin3 X RxD Data Pin3 DCE Device Transceiver Pin 5 Gnd Pin5 5 Wire Straight Through Cable flow control in use Pin 2 TxD Data Pin2 Pin 3 RxD Data Pin3 p DTE Pin 5 Gnd Pin 5 DCE Device Transceiver Pin 7 RTS Pin 7 Bo Pin 8 CTS Pin 8 5 Wire Null Cable Pin 2 TxD Data Pin2 Pin 3 x RxD Data Pin3 p DCE Pin5 Gnd Pin5 DCE Device Transceiver Pin 7 RTS Pin 7 E p Pin 8 X CTS Pin 8 Airstream User s Manual 14 Hardware Specifications HARDWARE SPECIFICATIONS Installation and Specifications Design in Stand alone Transceiver Frequency 2 400 2 4835 GHz license free ISM band in same U S varies in other countries where AirStream Transceivers have been
76. ive data transfer where the premium is on accuracy and long range transmission AirStream products have been designed specifically to meet the requirements of such applications A lower data rate enables AirStream Transceivers to operate within a narrow RF band over significantly longer ranges than other 2 4 GHz Frequency Hopping or Direct Sequence Spread Spectrum DSSS products AirStream User s Manual 3 AirStream Technology Overview Sessions and Links AirStream Transceivers use demand based frequency hopping where RF is only transmitted when there is data available to transmit The initiating transceiver is termed the master and the receiving transceiver is called the slave Any device host or remote transceiver can be a master or a slave depending on who initiates the data transfer AirStream Transceivers transmit data using sessions and links A session represents a complete data transfer cycle between two devices The session lasts as long as it takes to transfer all of the data being sent A session can be comprised of a number of links which represent the actual transfer of data between two devices Radio interference can break a link but not end a session It may take several links to complete a session If a link is broken it is the job of the master to reinitiate the link in order to complete the session This strategy reduces the collision rate of packets and RF interference from adjacent devices Data going in and ou
77. k OK This information is added to the TX Purge column for that port 6 Toggle the purge feature on and off by checking unchecking the box for that port Remove Unit ID Number This button will remove the Remote Unit ID number associated with a X selected virtual port Remember that the Remote Unit ID Number is equal to a remote transceiver s Source ID number To remove ID numbers 1 Highlight desired port 2 Click Remove Unit ID The ID is removed If an ID is removed and you are letting the program increment IDs the ID removed will be skipped and not reassigned You will have to reassign it manually if desired AirStream User s Manual 52 Using ComPort Activator Setting up a Network with ComPort Remove Virtual Communications Port This button will remove the selected virtual port from the system registry To remove a virtual port 1 2 Select the desired port Click Remove Port The port is removed from the display and from the system registry Remove all desired ports Restart Windows The port will not actually be removed until Windows is restarted Renaming Virtual Ports The system will automatically name each virtual port sequentially You can rename the virtual ports to a more conventional notation To rename a virtual port Select the virtual port Right click and select Rename The name field is now editable Edit the name of the port You may use up to 20 characters for the na
78. l ports created with the ComPort Configurator program If you right click the icon a list of several options will be displayed Load amp Unload ComPort Activator Load with Windows at start up and Exit You can also open your ComPort Configurator from this menu Once ComPort Activator is running restrict all application programs from using the physical serial port which has been assigned to the host transceiver To stop ComPort Activator 1 2 Double click the ComPort Activator icon A red symbol indicates that ComPort Activator is now inactive To start ComPort Activator when you start windows 1 2 Right click the ComPort Activator icon Select Load With Windows ComPort Activator will automatically start each time you restart Windows Chapter 6 Setting up a Network with TCP IP Note that network software utilities are optional In this Chapter contact Rice Lake Weighing Systems for details TCP IP i Intercept TCP IP Intercept is a software package that provides all the functionality you need to route wireless data 2 Je PAP packets through a Host PC to and from as many as 238 Configurator devices The remote units can be dumb or intelligent e TCP IP The Host PC must be running a Microsoft Windows 95 Activator or 98 operating system TCP IP Intercept allows the TCP IP ports host transceiver to be configured to support the network management functions This chapter discusses the configuration of the T
79. me A descriptive name such as Printer may help you remember what equipment each port represents USING COMPORT ACTIVATOR Note Note To complete the setup of the Small Network the ComPort Activator program must be activated This program resides in the lower right hand of the computer task bar as represented by its icon ComPort Activator runs in the background captures virtual port traffic and reroutes it as specified by ComPort Configurator The Configuration Manager will not work if the ComPort Activator program is running in the background Suspend or unload ComPort Activator when using the Configuration Manager to make changes For Developer Kits only the white hardware key must be connected to the parallel port of the computer for the ComPort Activator to run AirStream User s Manual 53 Using ComPort Activator Setting up a Network with ComPort ComPort Activator Ba ag tma A MAH Note Note Airstream User s Manual 54 To run ComPort Activator 1 Double click the ComPort Activator icon in the right hand corner of your desktop or click Load Driver in the Configurator Main window You may also select Start gt Programs gt ComPort Intercept Program gt ComPort Activator The icon now appears active and ComPort Activator is running in the background All serial communication traffic is redirected between the host transceiver and remote transceivers according to the network of virtua
80. n your transceiver Each serves a specific purpose and has an advantage in certain circumstances For example if you have a PC acting as a host to a bar code reader and printer you can have all three transceivers in different power modes The Host will be normal as it is always sending and receiving data The transceiver attached to the printer can doze as it will Power Management Configuring Your Transceiver only be receiving data and will wake up when it is needed to deliver incoming data to the printer The transceiver attached to the bar code reader will only be sending so it can sleep until awakened by the reader when it needs to send data to the printer It is possible to conserve power usage in this manner without sacrificing efficiency of data transfer To change power modes 1 Click the Special Features tab Power Hanaganani T Homi E hap FP Dom Dala Thik T Enable Time 7 O mec steps sire Byes 2 Click the desired Power mode Mode Explanation Normal Unit operates at full power LED is a constant light Sleep Unit will enter a Sleep mode with minimal power requirements The unit will not wake up until data appears locally on the unit s serial port for transmission During Sleep mode reception of data from another unit is not possible This is practical for battery applications and other low power requirements LED on unit will slowly blink on and off when unit is in Sleep mode Doze Unit will cycle the
81. nding transceiver sends a query message to each remote unit in turn asking for any data that the remote unit has available The remote unit then has a chance to send its data to the polling transceiver In a typical polling arrangement each remote must wait until it is queried by the sending transceiver before transmitting In this way collisions between transmissions of more than one remote unit are avoided If when polling a number of remotes a reply is not received within a predetermined time interval the sending transceiver can retransmit its query or simply move on to the next query on its list Broadcast mode is intended primarily to be a RS485 network wire replacement It is especially useful in adding new equipment to older legacy systems where there is a 2 wire or 4 wire RS485 connection The Network Software Utilities Note Note Point to Point and Network Topologies 4 wire connection is replaced with the Remote to Host mode and the 2 Wire connection is replaced with Remote to all mode The AirStream RS232 to RS485 converter is needed to configure AirStream Transceivers for RS485 devices The Broadcast Network does not support GPIO data thresholding or power management and asymmetrical data rates are lower Flow control was not intended for use in this topology The sending transceiver s link light will only turn on if a remote is sending data The remote transceiver s link light will always be lit when synchro
82. ndow appears Click Quick Configuration Click Repeater Host Click OK Enter the information as shown in the dialog below Hetessb ID hi il H ebami fi Talik 4 Souce Ura O E Click Submit Generate a Report if desired Click Report Generation Click Close Click Yes Click OK Connect and Configure Transceiver 2 Disconnect serial connector from transceiver 1 You can leave it on the computer Attach power supply to transceiver 2 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver blinks three times and remains lit Repeater TCP IP Intercept 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 Learning Exercises Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID epee Harta Uni Seth Hein ET idas Met PSA Source Una Ay Soc Hone PERTE HopTable fo j T y Make sure that Auto Increment is checked Click Submit Uncheck Report Generation Click Close Connect and Configure Transceiver 3 Click OK Disconnect serial connector from transceiver 2 You can leave it on the computer Attach power supply to transceiver 3 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver remains lit Insert the RS232 connector into the serial connector in the
83. ng Test Operation Connect transceiver 2 to power only Transceiver 1 must remain connected to the Host PC Place a loopback connector and power on transceiver 3 Send data from the Host PC to transceiver 3 For example if you had a printer with a serial connection that you have been using i e drivers are already set up you could write a short memo in a word processor on the Host PC and select File gt print The information would be printed out on the printer just as if it had been connected by wire This would work for any existing wired connection on a local LAN Repeater TCP IP Intercept Learning Exercises Another example would be to use HyperTerminal This requires that your peripherals are also PCs or that you use a loop back connector to see the data sent returned in your HyperTerminal Window Note You can not use the Loopback test in Configuration Manager it will conflict with TCP IP Activator 57 Unplug transceiver 3 and move significantly away from transceiver 1 Plug into power 58 Resend data If data is received repeat moving away and resending until you receive a time out message 59 Move transceiver 2 and resend data to transceiver 3 until data is again received 60 Connect transceiver 3 to peripheral devices Note power supply and connector connections must be made 61 Resend data Instead of being looped back data is received on the peripheral attached to transceiver 3 AirStream U
84. nized on the network The sending transceiver is always transmitting however other AirStream Networks will work when collocated with a Broadcast Network as long as their hop table assignment is different NETWORK SOFTWARE UTILITIES Each network topology is supported by a combination of a Configuration Manager which allows you to configure each individual transceiver for your network topology and a variety of available Network Software Utilities which allow you to arrange data transmission in your network Although summarized here usage of each of these utilities is described in detail throughout this manual Note that the network software utilities are optional contact Rice Lake Weighing Systems for details ComPort Intercept 1G gm le PA 0 O ComPort Intercept is a software program which provides all the functionality you need to assign virtual ports enabling transparent communication in your Windows System Registry for a small network configuration of up to 16 devices including the host PC See Setting up a Network with ComPort on page 45 for information on using this software You can use this utility for the following network topologies e Multi Point e Repeater Airstream User s Manual 23 Network Software Utilities Point to Point and Network Topologies TCP IP Intercept TCP IP Intercept is a software program which provides all the functionality you need to route wireless data through a Host PC to
85. nual 45 ComPort Configurator Setting up a Network with ComPort Note Note The ComPort Intercept program will work with various client programs that communicate via COM ports e g HyperTerminal with serial rates of greater than 115K baud While over the air data rates are effectively 9600 full duplex the ComPort Intercept process will buffer data to each application according to its particular requirements Internal buffer space for each virtual port is 8K Bytes You can not activate ComPort Activator if any other application is currently using the Physical COM port that has been configured for the host transceiver on the network e g Configuration Manager COMPORT CONFIGURATOR Microsoft Windows requires that all physical and virtual ports be registered within the System Registry for proper operation ComPort Configurator is used to create and configure virtual ports and assign them to the host You can make changes to ComPort Configurator options either by clicking the appropriate icon or clicking the right mouse button and selecting the desired topic All instructions given are based on clicking an icon To run ComPort Configurator 1 AirStream User s Manual 46 In Windows select Start then ComPort Intercept Program and then ComPort Configurator ComPort Configurator F Cosa Carda o Send COMA ERE Physical Port Window Note Setting up a Network with ComPort The ComPort Interc
86. ode with OEM privileges If you have user privileges some features may not be available You cannot open Configuration Manager if ComPort or TCP IP Activators are running To open your Configuration Management Application 1 Note From the Start menu in Windows select Programs and then Configuration Manager A splash screen appears with a Login dialog on top requesting username and password Enter the username oem Enter the password oem oem is lower case Click OK The Main Window appears A Tip of The Day window also appears A new tip of the day will appear each time you open the configuration program You can turn this off by unchecking the box Click OK to dismiss the window In this Chapter e Quick Configuration e Modifying Settings e Generating Reports e Power Management e Passwords and Access e Using Hop Tables e Assigning IDs e Signal Analysis Serial Settings e Data Threshold AirStream User s Manual 25 Configuring Your Transceiver Menu bar Tool bar Modification tabs p cin Ay come a lehmad hmd mmea SASA Getting Status Status bar Receive pane Transmit pane Status lights on the Status bar indicate the status of the control lines on the RS232 link between the PC and the transceiver being configured Dats ers osa Url E ESO RI DCD DTR RTS CTS DSR Airstream User s Manual 26 Ring Indicator Data Carrier Detect
87. om DC to 1MHz AirStream User s Manual 15 Software Requirements Installation and Specifications Input Current Draw Environmental Temperature Range Humidity Physical Dimensions Weight Design in Stand alone Idle 200mA same Transmit 550mA instantaneous current Transmit Receive time averaged over 100msec 360mA 4 F to 140 F 20 C to 60 C same 0 to 95 non condensing same 0 75 inches height 19mm x 2 35 inches 1 2 inches height 30mm x 3 8 inches width width 60mm x 4 25 inches length 108mm 97mm x 5 2 inches length 132mm 2 3 ounces 65grams 6 ounces 170 grams SOFTWARE REQUIREMENTS Windows 95 98 or above depending on software used e Pentium processor gt 233 MHz or higher 1 available RS 232 serial port e Minimum 32 MB DRAM Maximum 20 MB hard disk space for Configuration Manager Plus necessary Network Software Utilities e 1 parallel port for hardware key used in certain networks only for Developer Kits SOFTWARE INSTALLATION Configuration Manager This program is used to configure all transceivers To install the Configuration Manager 1 Make sure all Windows applications are closed 2 Insert the Installation CD ROM or diskette 1 into the appropriate drive 3 Open the contents of the drive in your usual manner You can use Windows Explorer or My Computer on the desktop for example 4 Double click Setup exe 5 Follow the on screen instructions
88. open this program by right clicking the TCP IP icon at the bottom right of your desktop and selecting Show Configurator TCP IP Configurator Setting up a Network with TCP IP The TCP IP Intercept main window appears with the Design tab open Change View TCP IP Port Window Physical Port Window Assignment Arrows Load Unload Activator The Physical Port window shows all physical COM ports as contained within the Host PC this will include any modems or other assigned ports one serial port assigned to the host transceiver The TCP IP Port window lists all available TCP IP ports that have not been assigned to a particular physical port e g a temporary storage maintenance area If this is the first time that you have used the TCP IP Configurator program this area should be blank When the program is opened only the Add TCP IP Port icon and Help icons on the Toolbar are active Other icons are deactivated Advanced View This check box allows you to change the fields displayed in the main window Advance view provides more detailed information and options by adding new columns These include Input and Output which are described in this chapter AirStream User s Manual 57 TCP IP Configurator Setting up a Network with TCP IP p ppp Entering and Changing Information You can use the left and right assignment arrows to move items between the Physical Port and TCP IP Port windows or you can drag
89. or in the back of the transceiver Attach the other end of this cable into the serial port on the back of your Host PC Configure Transceiver 1 Select Configuration Manager form the Start menu in Windows The Main window appears Click Quick Configuration Click Host to Multi Point Host Click OK Enter the information as shown in the dialog below Hest Da dl cat Hoot Lina Settings Himig Piar harak FES caca lina fi tikan Sowce Heres kami Continent a Hop Tetis h FT a Sen bir ga HauPmm OAN Feo Hagas Changa GAID Hodo Dicabled is ta Click Submit Generate a Report if desired Click Report Generation Click Close Click Yes Click OK Connect and Configure Transceiver 2 Disconnect serial connector from transceiver 1 You can leave it on the computer Attach power supply to transceiver 2 Plug power supply into power source Multi Point TCP IP Intercept 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 Learning Exercises Verify that LED 1 on front panel of transceiver blinks three times and remains lit Attach an antenna to transceiver 2 Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID es To Mogi reste Lied Semn El Make sure that Auto Increment is checked Click Submit Uncheck Report Generation
90. ote Note Note Note The TCP IP Intercept program will work with various client programs that communicate via TCP IP assignable ports e g HyperTerminal or Telnet serial rates of greater than 115K baud While over the air data rates are effectively 9600 full duplex the TCP IP Intercept process will buffer data to each application according to its particular requirements Internal buffer space for each TCP IP port is 8K Bytes You cannot load TCP IP Intercept any other applications are currently using the physical COM port you have configured for your network e g Configuration Manager All functions will be disabled in the Configurator if the Activator is currently loaded You cannot implement GPIO mode on TCP IP networks The base IP address used by the TCP IP Intercept Program is that of the Host computer See your local system administrator if you are unsure of the number TCP IP CONFIGURATOR This program is used to create and configure TCP IP ports and assign them to the host You can make changes to TCP IP Configurator options either by clicking the appropriate icon or clicking the right mouse button and selecting the desired topic All instructions given are based on clicking an icon To run TCP IP Configurator 1 AirStream User s Manual 56 In Windows select Start then Programs then TCP IP Intercept Program and then TCP IP Configurator If you already have TCP IP ports configured you can also
91. ote You cannot load the TCP IP Activator if any other application is currently using the physical COM port you have configured for the network Suspend or unload TCP IP Activator when using the Configuration Manager to make changes Note For Developer Kits only the green hardware key must be connected to the parallel port of the computer for the TCP IP Activator to run TCP IP Activator To run TCP IP Activator on soy 1 Double click the TCP IP Activator icon in the right hand corner of your desktop or click Load Driver in the Configurator Main window AirStream User s Manual 64 Using TCP IP Activator Setting up a Network with TCP IP The icon now appears active and TCP IP Activator is running in the oH 29G background All serial communication traffic is redirected between the Host transceiver and remotes according to the network of TCP IP ports created with the TCP IP Configurator program Note If you right click the icon a list of several options will be displayed Load amp Unload TCP IP Activator Load with Windows at start up and Exit You can also open your TCP IP Configurator from this menu Note Once TCP IP Activator is running restrict all application programs from using the physical serial port which has been assigned to the Host transceiver To stop TCP IP Activator 1 Double click the TCP IP Activator icon 2 Ared symbol indicates that TCP IP Activator is now inactive To start TCP IP Activator
92. ow control GPIO mode will only work in Point to Point and some Network topologies 1 In Advanced View click the Set Control Line icon A dialog appears Device l Cintia Linas 5 bot a a amp Hone E hoe e TS T RTS DSR T DIA C DED a oe You can also select Control Lines from the right click menu 2 Click the desired radio buttons Select the desired input and output lines 3 Click OK The assigned input and output lines are displayed in the Input and Output columns in the main window Tx Purge Available in Advanced View this feature allows you to create a buffer within the ComPort intercept program for outgoing data If the host is sending but the remote is not ready to receive this can be a useful tool You can set the buffer size and the amount of seconds before time out By default Purge Control is enabled with a maximum threshold 8192 bytes and a timeout setting 1000 seconds 1 Select the desired port 2 Right click AirStream User s Manual 51 ComPort Configurator Setting up a Network with ComPort 3 Select the Set Purge Control from the pop up menu Purge Corirol Parameters Use Page Conte Thed a Lok Cool 4 Select the desired criteria You can select the buffer size Threshold between 1 and 8192 and amount of seconds between 1 and 1000 before time out Clicking the checkbox will turn this criteria on The check will also be displayed in the main window view 5 Clic
93. pPrinting short iStatus long lHandle Parameters Status The status of output device True starts logging False stops logging IHandle The handle of the communications port being used WCI_GETSOURCEID This function is used to get the host transceiver s ID Syntax Result wCi_GetSourcelD long lHandle as long Parameters IHandle The handle of the communications port being used Return Value Result Returns the host transceiver s ID AirStream User s Manual 70 wCi_SetGpioOutput ActiveX Network Applications WCI_SETGPIOOUTPUT This function is used to set the GPIO output line on the specific device Note GPIO must be enabled on the host transceiver as well as the listed device contained in this function call GPIO is enabled via the Configuration Manager as described in Quick Configuration on page 27 Syntax wCi_SetGpioOutput short iStatus long IDestID long lHandle Parameters iStatus Output status which can be 0 or 1 IDestID The destination ID 1Handle The handle of the communications port being used WCI_GETGPIOOUTPUT This function is used to read the current GPIO output status line on the selected devices Note GPIO must be enabled on the host transceiver as well as the listed device contained in this function call GPIO is enabled via the Configuration Manager as described in Quick Configuration on page 27 Syntax Result wCi_GetGpioOutput long 1DestID long lHandle as short
94. r buttons on the toolbar or the commands in the Edit menu to clear the panes of data To clear data in the panes select Clear RX Pane or Clear TX Pane Airstream User s Manual 79 Using Hyperterminal Testing Your Units USING HYPERTERMINAL Note Note AirStream User s Manual 80 On every Windows system there is a terminal program called HyperTerminal The following instructions show how to use HyperTerminal to test data communication for Point to Point or Multi point networks To use Hyperterminal 1 Select Starts Program Files gt Accessories gt Communications gt HyperTerminal Double click HyperTerminal exe The main window appears with a session window active Enter a name for this session and click the first icon red and yellow telephones Click OK The Connect To window appears Select a connection option For Point to Point and ComPort Intercept select the direct Com port This is the COM Port used to connect the transceiver in the Configuration Manager Fill out the serial settings to match what you have set in the Configuration Manager For TCP IP select TCP IP winsock Enter the Begin Typing and watch for the results If you type but do not see the characters on screen and wish to see them select Files Properties gt Settings gt ASCII setup gt Echo Typed Characters Locally If you are testing Multi Point or Repeater with ComPort Intercept or TCP IP Intercept their Activators m
95. ransceivers 1 other peripherals must have a RS232 connector e Configuration Manager software TCP IP Intercept software 3 RS232 cables e 1 loopback connector Procedure o Nog gt oo 10 11 12 13 Install Software Power up your Host PC Insert the Configuration Manager software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Insert the TCP IP Intercept software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Connect the Transceiver Attach the power supply to transceiver 1 Plug the power supply into power source Verify that LED 1 on the front panel of the transceiver blinks 3 times and remains lit Insert the RS232 cable connector into the serial connector in the back of the transceiver AirStream User s Manual 95 Repeater TCP IP Intercept Learning Exercises AirStream User s Manual 96 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Attach the other end of this cable into the serial port on the back of your Host PC Configure Transceiver 1 Select Configuration Manager form the Start menu in Windows The Main wi
96. rectional data exchange The default setting is 9600 For a Host transceiver the setting must be 9600 Supported values are 600 1200 2400 4800 and 9600 AirStream User s Manual 41 Serial Settings Configuring Your Transceiver Setting Flow Control Data Bits Parity GPIO Mode Stop Bits Explanation A method of temporarily suspending the flow of data between two devices Available options None Hardware RTS CTS or Software Xon Xoff The default setting is None Software flow control is not available for a Host transceiver Flow control is a means of temporarily suspending the flow of data between two devices The most popular methods are called hardware and software flow control Hardware flow control uses the RTS CTS lines Software flow control uses special characters often called tokens Xon Xoff to achieve the same result Hardware flow control is typically the more common of the two methods When using asymmetrical data rates hardware control should be used to ensure data buffers are not overfilled which can result in a loss of data Supported values for Flow Control are None Hardware or Software Represents the number of bits within each piece of data Available options 7 or 8 The default setting is 8 A host transceiver must be set to 8 Traditionally used as a method of detecting data errors Available options None Odd Even Mark or Space The default setting is None A host transc
97. rios cia 72 WCi GetGpioMode nm 72 WE iaa 73 AbOUBOX ir ii a 73 NOW A sainsuauasiniseadeistuenneins 73 ActiveX Design Time Properties Page comic 74 Chapter 8 Testing Your Units iia ia 75 Terminal Mode TeSt siii daa 75 What YOU NGO eoa iaa lcd 75 Performing the TeSt ieia ai aaa ran a aAa a 76 Loopback Tes ham AANI NAG 76 What Y ou Neda a D dc Us caused GA NAG NA 77 Performing the Tes tana AN ia 77 Viewing Data In The RX And TX Panes ulunan 79 Using Hyperterminal necios nares Withee NAKA NA RN MANA BAN abg DANG 80 Chapter 9 Troubleshooting Ll mma OL Chapter 10 Learning Exercises OS Pombo Poland 83 Materials Needed ii ad A Aa 83 PIOCCC AA AA 83 Multi PointComPort Intercept scssssiesiisisessssssisassdsssassssessiarsseeseissseevansssesiadsxennsasdineniin 86 Materials Needed aaa aida dd 86 Procedure AN ANA NA AA BTANA NAN APAT a aa tas Sydnee tra 86 Mult Point TCP IP Intercept sitissssatinisacestiscsanstadacsncasssstantuscsttsvasdesavaiaed sisvatieanainccndinin 91 Materials Need edie a Na SL man Ga a AB Sof NO bn anG 91 Procedure acta atada aan dans 91 Repeater TCP IP intercepta iii 95 Materials Need iii a ais 95 Proc d AAO 95 Broadcast Remote To All inicio cri 100 Materials NG Eo E EA A a lc aan 100 POCOS id dia aa 100 Broadcast Remote To HOSt Laan 104 Materials Needed asa oi 104 POCA US A A as ae ete aaa ets 104 GIOSSAN iia LOO Wa iii adi L10 Chapter 1 Overview WHY WIRELESS TM Welcome to
98. s available from the Advanced Settings tab Max No Data Max No Data is the number of hop cycles that must pass during which no data was received and no data was available for transmission before a session can be declared down It is used as the trigger to end a session After a certain number of Frames No Data between both units the master will terminate the current session link Max Bad Hop Max Bad Hop is the number of data frames with errors received before a link is considered bad This is the trigger to stop the current link and wait for a random standoff period 0 5 to 3 seconds This is due to the assumption that after 4 system default but can be changed consecutive bad hops the link has been lost either due to interference or lost synchronization By waiting a small amount of time before attempting to reestablish the link the obstruction i e noise source may have moved somewhere else Session Holdoff This will only be enabled for a host transceiver and is required to manage the communication from multiple remotes It prevents a host unit from Assigning IDs ASSIGNING IDS Configuring Your Transceiver starting a new session until it completes its current session It keeps other devices from establishing a session with the host until the host has completed its current session with a particular device Permanent Link This is only used in a Point to Point configuration to keep a link between the two units
99. s in the Configuration Manager Ports that are created via software and used to route communications traffic Transceiver User s Manual G 111 Glossary AirStream User s Manual G 112 AirStream Limited Warranty Rice Lake Weighing Systems RLWS warrants that all RLWS equipment and systems properly installed by a Distributor or Original Equipment Manufacturer OEM will operate per written specifications as confirmed by the Distributor OEM and accepted by RLWS All systems and components are warranted against defects in materials and workmanship for one year RLWS warrants that the equipment sold hereunder will conform to the current written specifications authorized by RLWS RLWS warrants the equipment against faulty workmanship and defective materials If any equipment fails to conform to these warranties RLWS will at its option repair or replace such goods returned within the warranty period subject to the following conditions e Upon discovery by Buyer of such nonconformity RLWS will be given prompt written notice with a detailed explanation of the alleged deficiencies e Individual electronic components returned to RLWS for warranty purposes must be packaged to prevent electrostatic discharge ESD damage in shipment Packaging requirements are listed in a publication Protecting Your Components From Static Damage in Shipment available from RLWS Equipment Return Department e Examination of such equipment by RLWS confirms
100. sceiver being configured ID will communicate with For Point to Point communication the destination ID will match the source ID For a Multi Point network the host will have a destination ID X The remotes will each have a destination ID 0 the host source ID number The way source and destination IDs are assigned differs between Point to Point and Network configurations In Point to Point the source and destination IDs between the two units must match Any unit with a different ID will not be able to communicate Transceiver 1 Transceiver 2 Transceiver 3 sali call Source 15 Source 15 Source 20 Dest 15 Dest 15 Dest 20 In a Multi Point Network the Source for the Host PC is always zero and destination corresponds to the transceiver it is trying to communicate with in each session It is a dynamic number The remote units have the matching destination of zero but source numbers are unique Host PC Transceiver 1 Transceiver 2 Los Source 1 Dest X Source 2 Dest 0 Dest 0 AirStream User s Manual 40 Signal Analysis Configuring Your Transceiver SIGNAL ANALYSIS SERIAL SETTINGS pa E EN Por f mo itt TE There are a number of features which can help you analyze the strength and consistency of your data signal They are available via the Advanced Settings tab Feature Explanation Tx Power The transmit power of the unit relative to the possible power levels Power Ctrl Upper The upper
101. ser s Manual 99 Broadcast Remote To All Learning Exercises BROADCAST REMOTE TO ALL This exercise demonstrates how you can have 3 transceivers configured on a Broadcast Network communicating without wire Materials Needed e 1Host PC e 3 Transceivers e 3 Power sources outlet and or surge strips and 3 power supplies for transceivers 3 antennas 2 smart peripherals must have a RS232 connector and be able to produce output i e laptop Configuration Manager software e 3 RS232 cables Procedure Install Software 1 Power up your Host PC 2 Insert the Configuration Manager software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Insert the TCP IP Intercept software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe 9 Follow the on screen instructions to complete the installation o Noa oo Connect the Transceiver 10 Attach the power supply to transceiver 1 11 Plug the power supply into power source 12 Verify that LED 1 on the front panel of the transceiver blinks 3 times and remains lit 13 Insert the RS232 cable connector into the serial connector in the back of the transceiver AirStream User s Manual 100 Broadcast R
102. t of the transceiver via the serial port is or can be a continuous stream of information whereas data transmitted over the air is broken into frames Links consist of these frames The frame represents the physical data packet transmitted per hop between units The transceiver s channel access communications link is based on the Carrier Sense Multiple Access CSMA protocol This protocol has the advantage of requiring no special coordination between remotes and works best with a large or variable number of remotes transmitting infrequent bursts of data Channel latency is exponentially distributed meaning there is a wait cycle during interference During interference data is hopped to another frequency Although there is a slight delay during each hop data is not lost Error Detection and Correction AirStream User s Manual 4 AirStream Transceivers provide CRC error correction forward error correction and transmission retry to ensure complete transmissions even in the most demanding circumstances The transceiver uses the ITU cyclical redundancy code 16 CRC 16 for error detection Two separate CRC 16 checks are used within each packet frame e Header Section e Data Section AirStream Technology Overview Most wireless systems experience single bit errors as the most common type of reception error Forward Error Correction FEC can be used to correct for a specific number of bit errors within x number of bits tr
103. that the nonconformity actually exists and was not caused by accident misuse neglect alteration improper installation improper repair or improper testing RLWS shall be the sole judge of all alleged non conformities e Such equipment has not been modified altered or changed by any person other than RLWS or its duly authorized repair agents e RLWS will have a reasonable time to repair or replace the defective equipment Buyer is responsible for shipping charges both ways e In no event will RLWS be responsible for travel time or on location repairs including assembly or disassembly of equipment nor will RLWS be liable for the cost of any repairs made by others THESE WARRANTIES EXCLUDE ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE NEITHER RLWS NOR DISTRIBUTOR WILL IN ANY EVENT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RLWS AND BUYER AGREE THAT RLWS S SOLE AND EXCLUSIVE LIABILITY HEREUNDER IS LIMITED TO REPAIR OR REPLACEMENT OF SUCH GOODS IN ACCEPTING THIS WARRANTY THE BUYER WAIVES ANY AND ALL OTHER CLAIMS TO WARRANTY SHOULD THE SELLER BE OTHER THAN RLWS THE BUYER AGREES TO LOOK ONLY TO THE SELLER FOR WARRANTY CLAIMS NO TERMS CONDITIONS UNDERSTANDING OR AGREEMENTS PURPORTING TO MODIFY THE TERMS OF THIS WARRANTY SHALL HAVE ANY LEGAL EFFECT UNLESS MADE IN WRITING AND SIGNED BY A CORPORATE OFFICER OF RLWS AND THE BUYER
104. ther peripheral device AirStream User s Manual 103 Broadcast Remote To Host Learning Exercises BROADCAST REMOTE TO HOST This exercise demonstrates how you can have 3 transceivers configured on a broadcast network communicating without wire Materials Needed 1 Host PC e 3 Transceivers 3 Power sources outlet and or surge strips and 3 power supplies for transceivers 3 antennas 2 smart peripherals must have a RS232 connector and be able to produce output i e laptop e Configuration Manager software e 3 RS232 cables Procedure AirStream User s Manual 104 o soo S oo 10 11 12 13 Install Software Power up your Host PC Insert the Configuration Manager software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Insert the TCP IP Intercept software into the appropriate drive Using your usual method Windows Explorer My computer etc view the contents of the drive Double click Setup exe Follow the on screen instructions to complete the installation Connect the Transceiver Attach the power supply to transceiver 1 Plug the power supply into power source Verify that LED 1 on the front panel of the transceiver blinks 3 times and remains lit Insert the RS232 cable connector into the serial connector in th
105. tream User s Manual 9 Hardware Installation Installation and Specifications Note AirStream User s Manual 10 Verify LEDs 1 and 2 on front panel blink three times LED 1 remains lit Attach the Antenna to the transceiver Note that the antenna connection is a reverse thread SMA connection You must turn it counter clockwise to attach Attach the male connector on the RS232 cable to the matching serial port on the rear panel of the transceiver Connect the other end of this cable to the matching serial port on the device Prior to installation on the desired device all transceivers must first be connected to and configured with a PC In the case of some network installations it must be the Host PC Interface Requirements INTERFACE REQUIREMENTS Installation and Specifications Design in Stand alone Input Power Requirements Voltage Ripple Current in Idle mode Instantaneous Current in Tx mode Time averaged over 100mSec Current in Tx Rx mode 5 0 Volts 5 Less then 10mV RMS from DC to 1MHz 200mA 550mA 360mA Physical Interface Requirements PCB connector 1x12 right angle connector 0 025 square pin 0 1 spacing Matching connector AMP Part Number 2 87499 1 or equivalent Electrical Interface Voltage Levels Input levels Output levels Open Collector Output Low lt 1 5 Volts High 5 3 5 Volts 20uA Low lt 0 4 Volts High gt 3 7 Volts 6 m
106. ue in the units section is 1 Click OK Unit IDs are automatically assigned Highlight both virtual ports Drag them to the Physical Port window under COM Port 1 Note that this is most likely your COM port but others may be listed Click Hide to hide the TCP IP Configurator and keep the Activator running Test Operation Connect transceivers 2 and 3 to peripheral devices Note power supply connector and antenna connections must all be made Transceiver 1 must remain connected to the Host PC Send data from the Host PC to a peripheral device For example if you had a printer with a serial connection that you have been using i e drivers are already set up you could write a short memo in a word processor on the Host PC and select File gt print The information would be printed out on the printer just as if it had been connected by wire This would work for any existing wired connection on a local LAN Another example would be to use HyperTerminal This requires that your peripherals are also PCs or that you use a loop back connector to see the data sent returned in your HyperTerminal Window Repeater TCP IP Intercept Learning Exercises REPEATER TCP IP INTERCEPT This exercise demonstrates how you can have 3 transceivers configured on a TCP IP based Repeater network communicating without wire Materials Needed 1Host PC 3 Transceivers 3 Power sources outlet and or surge strips and 3 power supplies for t
107. ure for frequency Billions of Cycles per second A feature which enables General Purpose Input Output control lines Hardware used to prevent unauthorized duplication of proprietary software Used in AirStream Developer Kits A unit of measure for frequency Cycles per second A list of frequencies in a given spectrum that is used for Frequency Hopping Any device or transceiver that acts as the controlling mechanism ona network A PC that acts as a host in a network topology Used to detect errors in data packets An unobstructed straight line between two transceivers A term which describes the period of time two transceivers are in sync and transmitting data Links consist of frames A connector used to test Stand alone transceivers A transceiver that initiates a communications link A unit of measure for frequency Millions of Cycles per second A network topology consisting of three or more transceivers with one transceivers connected to a Host PC All software used to create network topologies Used to describe the configurations of networks Original Equipment Manufacturer Typically uses AirStream Design in Transceivers Also refers to a level of access in the Configuration Manager An antenna with range extended in a 360 degree transmission pattern A device that is not a host A network topology consisting of only 2 transceivers A wizard contained in the Configuration Manager application which allows you
108. ure that Auto Increment is checked Click Submit Uncheck Report Generation Click Close Connect and Configure Transceiver 3 Click OK Disconnect serial connector from transceiver 2 You can leave it on the computer Attach power supply to transceiver 3 Plug power supply into power source Verify that LED 1 on the front panel of the transceiver remains lit Insert the RS232 connector into the serial connector in the back of the transceiver Note that all of the fields are grayed out except Alias Source name and Source Unit ID Make sure that Auto increment is checked Click Submit Check Report Generation Click Close Click Cancel Broadcast Remote To All 44 45 46 47 48 Learning Exercises Select Exit from the File menu View the Report In your Windows Explorer open C Program Files Configuration Manager RReport txt Test Operation Connect transceivers 2 and 3 to peripheral devices Note power supply connector and antenna connections must all be made Transceiver 1 must remain connected to the Host PC Send data from the host pc to a peripheral device An example would be to use HyperTerminal This requires that your peripherals are also PCs or that you use a loop back connector to see the data sent returned in your HyperTerminal Window The data appears on both peripheral at once Send data from the peripheral device to a the host The data appears on the Host and on the o
109. ust be running Chapter 9 Troubleshooting Problem Timeout messages are displayed in the Configuration Manager general tab fields Antenna cannot be threaded onto the antenna connector In Network mode a link gets stuck on that is LEDs 1 amp 2 stay lit LED 1 not lit LED land LED 2 flashes 3 times Open the Configuration Manager and get an error message Point to Point or remote transceiver in a network is malfunctioning with a 9 wire cable The Configuration Program will not start Possible Cause The equipment is not connected properly Wrong serial port is selected Antenna and antenna connector have left handed threads The application program running on the host PC is writing to the physical COM port which is attached to the host transceiver instead of writing to a virtual COM port Power is not being supplied to unit Normal operation Outdated DLL The device to which the transceiver is connected is activating the pin utilized by the Zeus Network Software Utility ComPort or TCP IP Activator program is running in the background In this Chapter Possible Solution Problem Check that all connections are secure Make sure transceiver has e Possible Cause power LED 1 is lit e Solution Select the correct serial port in the Serial tab of the Configuration Manager Turn antenna connector counter clockwise to attach to transceiver

AirStream™ Operation Manual - Rice Lake Weighing Systems

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AirStream™ Operation Manual - Rice Lake Weighing Systems