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Spread Spectrum Wireless Data Transceiver User Manual

1. 9 POINT TO MULTIPOINT OPERATION LED ____ ___________ gt _ _ 9 QUICK START ON A POINT TO POINT NETWORNLK A A 10 POINT TO POINT OPERATION 6 ____ ______________ _ 6______ 10 CHOOSING A LOCATION FOR THE TRANSCEIVERS 11 SETTING UP THE TRANSCEIVER USING HYPERTERMINALL 12 ACCESSING HYPER TERMINAL S SETUP MENU 12 CONNECTING AND DISCONNECTING FROM HYPERTERMINAL aa 16 TROUBLESHOOTING HYPER ______________________ 17 SETTING UP ER AAEE AAAA 18 OPERATION NOD P 18 SET OPERATION MOD OM m 20 Using the Point to Point Slave Master Switchable Operation Mode Mode 20 Script File or AT 5 21 lor BS duc E 24 j uu c NT
2. 39 TOW DOW ET ModE a Qa 39 A N UTERE 40 CT Va ee carapace IE 40 4 LUM0002AF Rev G Version 6 3 V Spread Spectrum Wireless Data Transceiver User Manual I Pi U RD J D ats nce HR 40 SHOW ADIOS PATISTICS u uy __ ___ _ _ ___ 41 a 41 Antenna Reflected 41 Ian COUT POI WIA _____ 41 Average Noise Level 42 AVerage SIGNAL Level 42 Overall 42 ee 42 PARAMETER MH 42 EDU TORN PARAMETERS __ _ eree E 42 Number 43 Master I 43 CIE Gael an eee ee ee ee ee ee eee 44 BIN I 44 ET a a uu u nee 44 ki Pb CAEL u E 44 I D u u ux 44 BI ETRURIAE j a EET EE T a ci De ENTE 45 TP D a m Mm 45 n uU uer 45 ES NITE ITI ai u uo 45 46 EOTS E EI E E 47
3. is 0 Not Enabled To enable the Modbus RTU mode 1 In the Set Baud Rate menu enter B and then select 1 2 In the Set MultiPoint Parameters menu set Master Packet Repeat to 3 Note When using the transceiver in Modbus RTU mode the Master Packet Repeat must be set to 3 regardless of whether the network is in Point to Point or MultiPoint mode The Modbus RTU mode must be selected when transceivers are configured in RS485 or RS422 mode RS232 485 C In products for which the protocol of the data port is software selectable FGRO9xx FGR 115RC FGR115WC etc use this menu to set the protocol of the data port In TTL RF board products FGRO9STx and Ethernet products FRG 115RE this setting must be 0 Menu Protocol Additional Information RS232 Also used for TTL and Ethernet transceivers RS422 Modbus RTU mode must be enabled See above RS485 Modbus RTU mode must be enabled See above DOT Special for the Department of Transportation Note When DOT mode is enabled the TimeDelay settings operate the same as the RS485 422 mode Note RS4xx mode must have Modbus RTU enabled and TurnoffDelay set to at least 4 Setup Port D Note DO NOT change this setting unless the correct programming cable is available for the new setting This setting determines which port Main or Diagnostics is used to enter the Setup Main Menu Menu Port Additional Information Main Only The terminal is connected to the Main Data Port
4. Point to point diagnostics when calling Firmware Version 2 32 Fixes a power current issue Firmware Version 2 33 Added Modbus for Slave Repeater Firmware Version 2 34 Fixed Retry odds issue Firmware Version 2 40 Several new features details were not provided Firmware Version 2 44 Fixes a repeater issue Firmware Version 2 47 Added Vendor ID option Firmware Version 2 51 Improve UDP Serial ModBus Diagnostics feature Firmware Version 2 54 Added Brazil Frequency key Firmware Version 2 61 Radio Name U fixed in PTT when waiting for PPS dBm readings in menu 4 Improved Ethernet bridge lockup prevention Fix of 2 60 over the air upgrade bug Firmware Version 2 64 Fix of critical bug in Ethernet mode 2 62 2 63 FreeWave Technical Support For up to date troubleshooting information check the Support page at www FreeWave com FreeWave provides Technical Support Monday through Friday 8 00 AM to 5 00 PM Mountain Time GMT 7 Call toll free at 1 800 548 5616 or factory direct after hours at 303 381 9200 or email at moreinfo FreeWave com 4 LUM0002AF Rev G Version 6 3 65
5. 32 48 64 80 96 112 128 144 160 36 52 68 84 100 116 132 148 164 3 20 4 24 40 56 72 88 104 120 136 152 168 5 28 44 76 92 108 124 140 156 172 _ 6 32 48 64 80 96 112 128 144 160 1 6 7 52 68 84 100 116 132 148 164 180 5 72 88 104 120 1 182 168 184 9 44 6 108 124 140 Referencing the default settings the Master will transmit up to 172 bytes on every hop If fewer than 172 bytes are transmitted the balance is allocated to the Slave s transmission plus the quantity in the Min Packet Size Setting For example if a Master transmits 100 bytes the Slave will then have a total of 116 bytes available 72 leftover bytes 44 Min packet size 3 RATE Two settings for the Transmit Rate parameter are available The setting for normal operation of the transceiver is a Transmit Rate 1 Transmit Rate O is useful to qualitatively gauge signal strength in Point to Point mode When set to Transmit Rate O the transceivers will transmit back and forth continuously regardless if they have any actual data In Point to Point operation Transmit Rate 0 should be used only as a diagnostic tool and not for normal operation The strength of the signal may be gauged by the Clear to Send LED A solid red CTS LED indicates a strong signal a blinking CTS LED indicat
6. Data interface RS 232 RS422 RS485 1200 Baud to 230 4 KBaud async full duplex TTL RF board level only Power requirements Supply voltage 9 5 30 VDC Transmit current for 500mW 410mA at 9 5 VDC power at 100 duty cycle 325mA at 12 VDC 130mA at 30 VDC Receive current 150mA at 9 5 VDC 120mA at 12 VDC 50mA at 30 VDC Idle current 43mA at 9 5 VDC 34mA at 12 VDC 146mA at 30 VDC Sleep current 16mA at 9 5 VDC 13mA at 12 VDC 5mA at 30 VDC Operating modes Point to Point Point to MultiPoint Operating environment 40 C 75 C 0 to 95 humidity non condensing At 100 receive success rate RF data rate setting of 2 4 LUM0002AF Rev G Version 6 3 61 Spread Spectrum Wireless Data Transceiver User Manual Board Level IM 5x0X00x Enclosed IM 800X009 Water Proofl 900X009 Data Port 10 pin PCB connector 5232 RS422 RS485 DB 9 RS232 RS422 RS485 Fischer Diag cable required for RS422 connector Diag connector required pene RS485 configuration for RS422 RS485 configuration Extruded aluminum Extruded aluminum waterproof 16 mm H x 62 mm W x 128 mm L 57 mm H x 74 mm W 165 mm L 60 mm H x 74 mm W x 165 mm L Power s 9 5 30 VDC 9 5 30 9 5 30 VDC requirements AC wall adapter provided foot data and power pigtail May also be powered through provided pin 6 of DB9 connector Data Diag and power cable also available terminated with 2 DB9 s and power jack Antenna SMA
7. Diagnostics Only The terminal is connected to the Diagnostic Port Both Ports The terminal may be connected to either port The factory setting is based on the type of transceiver A setting of 2 will be used LUMOOO2AF Rev Version 6 3 25 Spread Spectrum Wireless Data Transceiver User Manual with Ethernet products and Mirrored Bit products a setting 3 will be used otherwise Setup mode is invoked by sending a U capital to the Diagnostics port or by pressing toggling the Set up button switch if available OEM boards may also enter Setup when Pin 2 is grounded The Ethernet reset button will NOT put the unit into Setup mode Ethernet transceivers must use the U option The Main Data Port is the RS232 port The Diagnostics port is a 3 pin connector on the rear panel of the FGR 115RC the FGR 115RE and the OEM Mini series transceivers The diagnostic cable for this port ASCOA09DC is available from FreeWave The FGRO9xx OEM modules use a 2 row 2 mm female connector The diagnostic cable for this port ASC2009DC is available from FreeWave TurnOn OffDelay TurnOnDelay Sets the delay between when the line drivers are turned on and E when the data leaves the data port This setting can be adjusted for a 1 9mS delay TurnOffDelay This setting specifies the time after the end of transmission of a character to the RS485 bus that the transceiver stops driving the bus and releases the bus to other devices The units
8. Set the mode to comply with the correct regulations for the area in which the transceiver will be operated See 2 4GHz Installation Guide for further details LUMOOO2AF Rev Version 6 3 35 Spread Spectrum Wireless Data Transceiver User Manual WARNING FCC regulations require a minimum of 50 separate frequency channels be used within a hop pattern Using the Standard hop table a minimum of 5 frequency zones are required for legal communication 1 MAX PACKET SIZE AND 2 MIN PACKET SIZE The Max and Min Packet Size settings and the RF Data Rate determine the number of bytes in the packets Throughput can be enhanced when packet sizes are optimized In Point to Point mode the Max and Min Packet Settings will not have material impact on throughput unless 115 2 KBaud is desired However this may have an impact on latency For example if small amounts of data are sent and large packet sizes are selected a certain amount of time wasted between each packet would be seen The following 3 tables provide the information to determine optimum setting values The default settings for Max and Min packet size and RF Data Rate are 8 9 and 3 respectively The following table defines the Minimum packet size in bytes by way of charting the Min Packet Size setting versus the RF Data Rate setting Using the default settings the actual minimum packet size in bytes is 44 Minimum Packet Size Definition Min Packet Size Min Packet Si
9. Spread Spectrum Wireless Data Transceiver User Manual Spread Spectrum Wireless Data Transceiver User Manual Version 6 3 FreeWave Technologies Inc 1880 South Flatiron Court Boulder CO 80301 303 444 3862 303 786 9948 Fax www FreeWave com 4 LUM0002AF Rev G Version 6 3 i Spread Spectrum Wireless Data Transceiver User Manual SPREAD SPECTRUM WIRELESS DATA TRANSCEIVER USER MANUAL Copyright 1995 2008 by FreeWave Technologies Inc All rights reserved Published 2008 WARRANTY FreeWave Technologies warrants the FreeWave Wireless Data Transceiver against defects in materials and manufacturing for a period of two years from the date of purchase In the event of a Product failure due to materials or workmanship FreeWave will at its discretion repair or replace the Product In no event will FreeWave Technologies Inc its suppliers and its licensors be liable for any damages arising from the use of or inability to use this Product This includes business interruption loss of business information or other loss which may arise from the use of this Product Please be advised that OEM customer s warranty periods may vary Warranty Policy may not apply 1 If Product repair adjustments or parts replacements is required due to accident neglect unusual physical electrical or electromagnetic stress 2 f Product is used outside of FreeWave specifications 3 If Product has been modified repaired or alt
10. zi Spread Spectrum Wireless Data Transceiver User Manual Examples of Data Communication Links FreeWave transceivers versatility allows data communication links to be established using a variety of different configurations The example below shows the most common and straightforward link a Master communicating to a Slave in a Point to Point link The example below shows how a link might be set up using a Repeater The Repeater may be located on a hilltop or other elevated structure enhancing the link from the Master to the Slave In this configuration it may be desirable to use an external Omni directional antenna at the Repeater Yagi antennas may be used at both the Master and Slave transceivers When a Repeater is used the RF throughput is cut in half The example below shows a link with two Repeaters between the Master and Slave With two Repeaters more flexibility in getting around obstacles and greater total range is possible Once again it would be desirable to use external Omni directional antennas with the Repeaters and attaching a Yagi to the Master and Slave to increase the range the link When two Repeaters are used no further degradation in the RF throughput of the link is experienced 4 LUM0002AF Rev G Version 6 3 52 Spread Spectrum Wireless Data Transceiver User Manual The example below shows a configuration where a Master routinely calls a number of Slaves at differ
11. 24 __ _ _ _____________ __ E E O 2 T 24 Programming Point to Point Extended Call Book to Use Three or Four Repeaters 28 Programming Point to MultiPoint Call 29 Programming Point to MultiPoint Extended Call Book eese enne eene nnne nennen nnn 29 RADIO TRANSMISSION CHARACTERISTICS 30 EDIT RADIO TRANSMISSION CHARACTERISTICS 2 30 PYegKeyn FOO MEZ TIONS CIV 30 COD FAO TG GOI u _______ s 31 E au 31 T OPT NEIN NER UR 31 jl O _________ _ _________ 32 PVC GIS OG 34 CO TAO O V anna 34 Ll CE T 34 OE CO OOPS ET 34 TGC POT T __ 35 35 Ma t2 MI Parke 5722 u u u 36 P DTI S 37 E Ed EDITI NATI 37 37 38 38
12. 914 1622 914 2823 914 2824 5 914 3825 914 2826 914 2827 6 914 2828 914 2829 914 2830 7 914 2831 914 2832 914 2833 8 914 2834 914 2835 914 2836 9 999 9999 999 9999 914 2637 C Change Entre to Use M e Esc Exit to Main Mens Enter all zeros 000 0000 a wour last number i rst Entries at the bottom of the Number and lt i M Connected 0 00 24 Auto detect 19200 8 N 1 MOM ine ee Repeater Columns are 999 9999 LUMOOO2AF Rev Version 6 3 29 Spread Spectrum Wireless Data Transceiver User Manual Radio Transmission Characteristics The Edit Radio Transmission Characteristics option allows the user to modify several different parameters in the transceiver Many of these parameters must be maintained throughout the network for proper functionality Note This menu is only for the sophisticated user who has a good understanding of the principles of radio data transmission The settings for the Slave s and Repeater s not determined by the Master are RF Xmit Power Slave Security Retry Time Out and Hop Table Size Hop Table Version and Hop Table Offset Edit Radio Transmission Characteristics Selecting 3 Edit Radio Transmission Characteristics from the Main Menu displays the following window FreeWave User Manual HyperTerminal Mi Edt View Call Transfer Help cis 218 WARNING Do not change parameters without reading manual CH FreqKe u 1 gt Max Packet Size 23 gt Min Packet Siz
13. RS 485 Also set TurnOff Delay to 4 The TurnOffDelay setting in the menu is used to control the length of time the transmitter driver stays asserted after data transmission has finished This is needed to allow the last transmitted character to reach the end of a long line and is normally set to one character length of time This setting also allows 3 complete reflections to the end of the line to ensure the ringing on the line has fully dampened before releasing the bus to another device Shorter line lengths may use shorter delays but four one quarter character delay times are recommended In Modbus a TurnOffDelay setting of 0 will cause internal timing errors No provision for hand shaking is made in any of the above modes of operation so data rates of 57 6 KBaud and above are not recommended without a protocol that can handle error detection properly 4 LUM0002AF Rev G Version 6 3 55 Spread Spectrum Wireless Data Transceiver User Manual RS 422 and RS 485 Full Duplex Pin Outs Function Bare Board Pin Number DB 9 Pin Number Signal Ground RS 485 HALF DUPLEX PIN OUTS Function Bare Board Pin Number DBSPinNumber ro RS 422 AND RS 485 FULL DUPLEX PIN OUTS WATERPROOF ENCLOSURE Function Bare Board Pin Number Color TX TX Gray RS 485 HALF DUPLEX PIN OUTS Function Bare Board Pin Number Bus Bus Signal Ground RS232 Pin Assignments Assignment Signal Te Carri
14. Version 6 3 56 Spread Spectrum Wireless Data Transceiver User Manual FGRO RF Board Pinout The FGRO Footprint Series transceivers are available in both TTL and RS232 versions The TTL versions use reverse polarity from standard RS 232 at 0 to 5 Volt levels All pin descriptions and pin numbering are the same as the RS232 version The RS232 versions use standard RS232 polarity and voltage levels for all of the RS232 signal lines DTR Transmit Data Receive Data Carrier Detect RTS and Clear to Send and TTL standard polarity and voltage level for the Interrupt pin Pin 1 B Power input Pin 2 Interrupt INT Input A volt level on this pin will switch the radio into Setup mode Pim Assignment 1 Data Terminal Ready 6 8 Be _ 9 Requesto Send RTS Note Pin 1 on the FGROO board level transceiver is the pin farthest from the three LED s and pin 10 is closest to the LED s 4 LUM0002AF Rev G Version 6 3 of Spread Spectrum Wireless Data Transceiver User Manual FGR 115WC Waterproof Enclosure pin out for Cable ASC0613WW Pin oor Rtn tant Red Data Output Reco Bata mu 6 Bue ____ Diagnostics TXD _ 8 Gray _____ Clearto Send CTS Output 9 White shield Power ground shied Power ground _ The follow
15. all Slaves in a MultiPoint network When this parameter is enabled a properly generated pulse applied on the DTR line of the Master will provide a 1 PPS pulse on the CD line of any Slave in the network To use the 1 PPS Enable Delay feature the steps outlined below must be followed 1PPS Enable Delay Setup 1 The 1 PPS Enable Delay parameter must be set 0 in the Master 2 The Master must have 1 PPS pulse on the DTR pin 3 The 1 PPS Enable Delay parameter on the Slaves must be enabled Slaves are calibrated at the factory Calibrating a Slave in 1PPS Enable Delay mode 1 Trigger an oscilloscope on the 1 PPS pulse on the DTR line of the Master 2 Monitor the CD line of the Slave 3 If the timing on the Slave differs from the Master it may be adjusted via the value in the Slave s 1 PPS Enable Delay parameter The difference in time between each incremental integer value is 542 534nS Changing the parameter to higher values decreases the Slave time delay and changing the parameter to lower values increases the time delay When properly calibrated the CD line of a Slave radio will output a pulse that goes high for about 2mS in synch with the 1 PPS pulse on the Master radio The output on the Slave will occur within 20 microseconds of the input to the Master Note When 1 PPS is enabled the Master must have a 1 PPS pulse on its DTR pin otherwise the RF network will not function A SLAVE REPEATER The Slave Repeater mode allows a t
16. are 74 of a character with a range of 0 9 An entry of 4 means a delay equivalent to the duration of a full character Default is zero delay For data rates of 1200 bits S or slower avoid setting the TurnoffDelay parameter higher than 4 At those rates the functionality of the microprocessor changes so that a TurnoffDelay of 5 will have the same effect as if set to 1 and a setting of 6 will have the same effect as 2 and so on Note TurnOffDelay must be set to a value of at least 4 for RS4xx operation FlowControl F This menu specifies the hardware flow control for the Data port The options for 0 3 are described below Menu Port Additional Information None Default CTS is active and de asserts when buffer is 9896 full Can pass XON XOFF data but does not utilize it in any way RTS CTS DTR DOT Half Duplex Use break to This option is used to enable a break command to put the radio into setup mode access setup G over the data port The settings are Description 0 Break Disabled Enable Break Command the setup menu is sent at 19200 bps 2 Enable Break Command the setup menu is sent at the radio s current baud rate To send a break character the end device must hold the Tx data line in the space voltage level for longer than 1 character time If a character is defined as having 1 start bit 8 data bits and 1 stop bit the character time is 10 bits thus the Tx data line must be held in the space voltage
17. by lowering the Xmit power 6 Shortly after both transceivers are plugged in they should establish a communications link with each other and the connection is complete Using the table below verify that the radios are operating as expected Point to Point Operation LED s o Ms Repeater Condition Carrier Transmit Clear to Carrier Transmit Clear to Carrier Transmit Clear to Detect TX Send CTS Detect CD TX Send CTS Detect TX Send CTS CD CD Powered no link Solid red Solid red Solid red Solid red Off We Blinking red Solid red Off Weg Blinking red bright bright bright brightitll brightitll Linked Solid Intermittent Intermittent Solid Intermittent Intermittent n a n a n a Repeater sending green flash flash green flash flash sparse data red 205 red 205 red 205 red 205 Master calling Solid red Solid red Solid red Solid red Off Blinking red Solid red Off Weg Blinking red Slave through brightitll dim brightitll brightitll Repeater Master linked to Flashing Solid red Solid red Solid red Off WE Blinking red Solid red Solid red Solid red Repeater not to dim bright3ll bright3lli bright dim bright Slave Repeater linked to Intermittent Intermittent Solid Intermittent Intermittent Intermittent Intermittent Slave flash flash greens flash flash flash flash red oc 505 red 205 red oc 505 oc Mode 6 waiting Solid red Blinking Solid red Blinking
18. can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However no guarantee shall be made 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 equipment 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 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 Note Whenever any FreeWave Technologies module is placed inside an enclosure a label must be placed on the outside of that enclosure which includes the module s FCC ID 4 LUM0002AF Rev G Version 6 3 iV Spread Spectrum Wireless Data Transceiver User Manual Table of Contents AO G nasua H v ABOUT FREEWAVE TRANSCEIVERS a eve 7 CHOOSING POINT TO POINT OR POINT TO MULTIPOINT OPERATION QUICK START ON A POINT TO MULTIPOINT NETWORK
19. causes the Repeater to use the FreqKey set in Menu 3 Note When Repeater Frequency is set to 0 the FreqKey setting must match the Master or Repeater acting as the Master for the transceiver 6 NETWORK ID Network ID allows MultiPoint networks to be established without using the Call Book The default setting of 255 enables the Call Book To enable Network ID the value must be set between 0 and 4095 excluding 255 Since Network ID does not use serial numbers MultiPoint Masters and Repeaters may be replaced without reprogramming all of the Slaves in the network Slaves will link with the first Master or Repeater that it hears that has a matching Network ID The Network ID function should be used in conjunction with the Subnet ID feature If necessary 4 LUM0002AF Rev G Version 6 3 44 Spread Spectrum Wireless Data Transceiver User Manual Without having the serial numbers in the Call Book a Slave may establish communications with different Masters though not at the same time This is very useful in mobile MultiPoint applications 8 MULTIMASTER SYNCH MultiMaster Synch is reserved for applications in both Point to Point and MultiPoint modes with concentrations of Master units where it is necessary to reduce interference between the Masters Please contact FreeWave Technologies for more information 9 1 PPS ENABLE DELAY The 1 PPS Enable Delay option allows the radio network to propagate a 1PPS signal from the Master to
20. female connector External N type female connector N type female connector External antenna required External antenna required antenna required S A LUMOOO2AF Rev Version 6 3 62 Spread Spectrum Wireless Data Transceiver User Manual B 60394 SEMEN c0 0 9 S3dld 1 5 MON 5837 310H lt 60 ddy ue Ad OO 1108 3115 419 NOUILV 14 8681 OUT SOTSO OUYOI dAC MOOT 509 2 0800 jONVeV31O SIHL NI SQV41 Sldvd WOLLOG ON S 0980 5 i N ka n 1 0 9 1 dWV Sl YOLOANNOO 4 SISOd 3 90 ONIOVdS YOLOANNOO OL 99 8 600 adi NOLOINNOOD 006 004 IVNOILdO ONINWVY90Nd MOIO3NNOO SOLLSONSVIG 4M uu 17109 v WOIdAL S3oOVid SIIOH ONILNNOW 064 0 Full Size Board Level Mechanical Drawing 63 Version 6 3 LUM0002AF Spread Spectrum Wireless Data Transceiver User Manual ing Draw Ica 401 31 3 3 B 82d Nid anano 073 5 306 WOLLOE O I
21. following screen shots are taken from a computer using Windows XP The display may vary slightly if using different operating systems 1 Click on the Start button A cascading menu appears Select Programs Accessories Communications and then HyperTerminal A window appears similar to the following w File Edit Favorites Links d Address C Program Files gt ae Mal Compuserve dil dll Freewave User Hypertrm exe Application Modified 57 11798 8 01 4 2 nj Computer 7 2 Double click on the Hypertrm exe icon The following window appears LUMOOO2AF Rev Version 6 3 12 Spread Spectrum Wireless Data Transceiver User Manual Connection Description Free ave 3 Inthe Name text box type in a descriptive name Select an icon from the Icon selection box 4 Click on the OK button The following Connect To dialog box appears Connect To 5 Select the connection type to be used from the Connect using drop down menu Select the active Comm Port that the radio is connected to 6 Click on the OK button The Properties dialog box appears for the selected connection type LUM0002AF Rev G Version 6 3 13 Spread Spectrum Wireless Data Transceiver User Manual COM1 Proper
22. hop table The individual measurement values at each frequency hop channel are shown in the frequency table Pressing the Enter key when the Radio Statistics menu is displayed accesses the frequency table For a reliable link the margin should be at least 26 J units Low Average Signal Levels can often be corrected with higher gain antennas better antenna placement and or additional Repeaters Note Please consult the install manual for antenna and FCC requirements OVERALL RCV RATE The Overall Receive Rate measures the percentage of data packets that were successfully transmitted from the Master to the Slave on the first attempt A number of 75 or higher indicates a robust link that will provide very good performance even at high data transmission rates A number of 15 or lower indicates a weak or marginal link that will provide lower data throughput An Overall Receive Rate of 100 will provide approximately 100 KBaud of bandwidth with an RF Data Rate setting of 3 and approximately 150 KBaud of bandwidth with an RF Data Rate of 2 These numbers are reduced approximately 50 if one or more Repeaters are in the network RADIO TEMPERATURE The Radio Temperature value is the current operating temperature of the transceiver in degrees Celsius For proper operation a FreeWave transceiver must be in the temperature range of 40 to 75 C Some of the transceivers are only tested to 0 C See transceiver specification papers for details Mult
23. level for a period of time longer than 10 bits LUMOOO2AF Rev Version 6 3 26 Spread Spectrum Wireless Data Transceiver User Manual Call Book The Call Book is required to be used in Point to Point networks While the call book is an option in Point to MultiPoint networks the Network ID feature is strongly recommended in most applications The instructions provided in this section are for Point to Point mode only Use of the Call Book for MultiPoint networks is explained later in this chapter Using the Call Book offers both security and flexibility in determining how FreeWave transceivers communicate with each other Three settings must be made for two FreeWave transceivers to communicate in Point to Point mode 1 The Masters serial number must be listed in the Slave s Call Book or Slave Security is turned off in the Slave 2 Slave s serial number must be listed in the Master s Call Book 3 The Master must be programmed to call the Slave The Call Book allows users to incorporate up to 10 FreeWave transceivers designate 1 to 4 Repeaters to be used with each transceiver and designate which Slave the Master will call To set the Entry to Call option enter C at the prompt followed by the menu number corresponding to that Slave To call any available Slave in the list enter C then enter A to direct the Master to Call All Note calla Slave through one or more Repeaters that Slave must be called individually
24. on every radio in the network Point to MultiPoint Operation LED s Condition Carrier Detect Transmit Clear to Carrier Transmit Clear to Carrier Transmit Clear to CD TX Send CTS Detect TX Send Detect TX Send CTS CD CTS CD Powered not linked Solid red Solid red Solid red Off We Blinking Solid red Off WE Blinking bright dim brightitll redo Repeater and Slave Solid red Solid red Off We Solid Off Solid red Solid Solid red Solid red linked to Master no data brightitll dim greens brightitll greens dim Repeater and Slave Solid red Solid red Off Weg Solid Off WE Solid red Solid Solid red Solid red linked to Master Master brightitll dim greens greens dim sending data to Slave Repeater and Slave Solid green Solid red Intermittent Solid Intermittent Solid red Solid red Solid red linked to Master Slave RCV data dim flash greenm flash brightitl bright brightitll sending data to Master or Solid red red 205 red 205 bright Master with diagnostics Solid red Solid red Intermittent Solid Intermittent Solid red Solid Solid red Solid red program running bright dim flash flash brightitll green brightitl brightitll red 505 red 20 Clear to Send LED will be solid with a solid link as the link weakens the Clear to Send LED light on the Repeater and Slave will begin to flasho LUMOOO2AF Rev Version 6 3 9 Spread Sp
25. to Call to 0 zero 2 This will cause it to start calling the transceiver with the serial number listed in the main column of the Call Book on line 0 When this command is issued the transceiver s Call Book must not have any 000 0000 entries in it at any position before the number to be used per the ATDT command Issuing ATDTO or ATDT1 will result in the transceiver calling the transceiver entered on Line 0 or 1 respectively However issuing ATDTS will not work because 000 0000 is entered on Line 2 in the Call Book 900 1234 900 5678 000 0000 900 4321 000 0000 000 0000 000 0000 000 0000 000 0000 000 0000 4 LUM0002AF Rev G Version 6 3 22 09 Spread Spectrum Wireless Data Transceiver User Manual ATD_ This command does not work if Entry to Call is set to All or if the Call Book is empty If Entry to Call is set to All the transceiver which received the ATD_ command will try to communicate with any Slave in the network that is listening regardless of the serial number specified in the ATD_ command The line to which Entry to Call is referring to should have non zero serial number entry in the main column and no entries in the Repeaters columns if no Repeaters to be used Or non zero serial number entry in the main column followed by valid entry s in the Repeaters column s of one or more Repeaters to be used ATXS Sending this command will force the trans
26. 81 9200 LUM0002AF Rev G Version 6 3 48 Spread Spectrum Wireless Data Transceiver User Manual Passwords Option 8 Change Password in the Main Menu allows the user to set a password that will prevent access to or changing of any of the radio s parameters This option is useful if it is desirable to prevent unauthorized personnel from gaining access to the radio settings Setting a Password Selecting 8 Chg Password will display the following prompt New PW lt esc gt to exit To back out of the process and not enable the password press Esc To set a password type in exactly 4 characters The process can be canceled at any point by pressing the Esc key Once the 4 characters have been entered the following prompt will appear lt Enter gt to accept lt esc gt to quit To accept the password as entered and enable the feature press the Enter key The chosen password will be displayed on the line above The password is case sensitive and every keystroke is a character To quit the process and not enable the password press Esc CHANGING A PASSWORD Once the password feature has been enabled it is possible to change to a new password To enter a new password select 8 from the Main Menu At the Enter Security Code prompt enter the current password Once the password has been entered correctly the prompt to enter the new password will appear This is case sensitive and every keystroke is a character At any point thi
27. DEO8 02 ZEE 3LIns 19 NDMIIV 14 8681 HION3 3JOdNVIS ONO LBE x 99 3sn JHL HOLO3NNO2 JHL LSNA JHL 216 QNVOUNVIS V SI JHL 4 318v23 SNILOSNNOD SLVNIAITS Ol JHL 30 WOLLOS 3Hl NO 51 NOIO3NNOO 32vV3H31NI JHL ILON 00S Z c 00 72 05960 SO193NNO2 09er0 OrSe0 08910 09270 09 XOW STONY LHOIN 140 WOLSINNOO SAU SONSVI 0220 0 J TwOldAL 64 Version 6 3 Board Level Mechan ini OEM M p 20 52 11 20 72 68 20 75 01 0 6 0 O dv 310 0 5 1 5 SH4OL23NNOO ONY SOL SONSvIO Y23078 TIL NI MOlIVMIEddMJd JOMINI HOLISNNOD Nid OZ F 5330088 313139 ONIMVHO 4 SLON YOLIANNO2 davi 0 143 SNILNNOW 803 3015 QTAIHS 385 OL 5 WOLISNNOD S2HSONSVIQ m S1SOd 3HV IDS 520 HOLISNNOD Nid Ol SATOH SNUNNOW 3 60 LUMOO002AF Spread Spectrum Wireless Data Transceiver User Manual FGR Errata data Firmware Version 2 29 Features added UDP mode 2 broadcast UDP
28. EILO A O TTE DOTT 47 OON a u A E E E TE E E OE 47 OVERLAPPING MULTIPOINT NETWORKS L _____ ______ 47 Sy ORD M E E E A TA E E E EE EE E E 49 SETTING A P ASSWODJIE ui O E 49 CONi E PEIEE A rs E E IO T _____ OANE A E ET 49 E E EE E EE TE EEE 49 TIME DIVISIBLE MULTIPLE ACCESS TDMA ccccccecccscccseccencccnscceuceeuccensseeseesceessseeseeuceeusseseseeeceensseseseeeseuness 49 ADDITIONAL SE SS uu 50 __________ _ _ _ _ _ __ ___ 50 S 50 FACTORY DEFAULT SETTINGS sd vaveseps vet cease iva pua vl 51 EXAMPLES OF DATA COMMUNICATION LINLK S 52 ADDITIONAL TRANSCEIVER INFORMATIONN 55 OPERATIONAL RS 422 AND RS 485 INFORMATION a 55 lom Jia pi A Pi T u u u dtd _ __ __ 56 RS 422 and RS 485 Full Duplex Pin Outs Waterproof Enclosure 56 E
29. LY CONNECT CHL Y TD CLASS 2 CIRCUIT us FOR HAZARDOUS LOCATIONS CLASS 1 DIVISION 2 GROUPS A B C amp D 44 LUMOOO2AF Rev Version 6 3 iii Spread Spectrum Wireless Data Transceiver User Manual FCC NOTIFICATIONS This device complies with part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation This device must be operated as supplied by FreeWave Technologies Inc Any changes or modifications made to the device without the express written approval of FreeWave Technologies may void the user s authority to operate the device CAUTION The model number FGR09 has a maximum transmitted output power of 955mW It is recommended that the transmit antenna be kept at least 23 cm away from nearby persons to satisfy FCC RF exposure requirements The l series transceiver have maximum transmitted output power of 500mW It is recommended that the transmit antenna be kept at least 23 cm away from nearby persons to satisfy FCC RF exposure requirements This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and
30. N AC2009DC or the black Diagnostic Cable P N ASC0409DC press Shift U capital U to invoke the Setup menu 44 LUMOO02AF Rev Version 6 3 15 Spread Spectrum Wireless Data Transceiver User Manual When Setup is invoked the FreeWave Setup Main Menu will display in the HyperTerminal dialog box All three LED s on the transceiver will light green and stay green as long as the transceiver is in the Setup mode FreeWave User Manual HyperTerminal OF gt Edit View Call Transfer Help 225 sae MEHU Version 2 272 66 61 2683 Standard Hop Table Modem Serial Humber 711 5928 CH Set Operation Mode ki Set Baud Rate Edit Call Book 32 Edit Hadio Transmission Characteristics 45 Show Hadio Statistics Edit MultiPoint Parameters Cb Menu ch Chg Password CEsc Exit Setup Enter Choice Connected 0 00 26 Auto detect 19200 8 M 1 SCROLL CAPS NUM Capt Z Connecting and Disconnecting from HyperTerminal The HyperTerminal dialog box displays several icons in the toolbar To disconnect from HyperTerminal click on the Disconnect icon To then reconnect click on the Call E icon If the settings have not been saved when HyperTerminal is closed they must be reselected when HyperTerminal reopened 4 LUM0002AF Rev G Version 6 3 16 Spread Spectrum Wireless Data Transceiver User Manual Troubleshooting HyperTerminal The following are some c
31. PIO Ol a E UNE 56 o BaD ANSI LENNY SIN i Serre ee en ene nr __________ ______ 56 FORO RF BOARD PINOUT ________ 57 FGR 115WC WATERPROOF ENCLOSURE PIN OUT FOR CABLE ASC0613WW 58 JOD IVIEIZ TRANSCEIVER SPECIFICATIONS R 59 2 TRANSCEIVER SPECIFICATION E E E E EE E A 6l FULL SIZE BOARD LEVEL MECHANICAL DRAWING ccsssssecceceeseeccccaesececcaeeececsaausecesseeeecessaaeeeeesaaneesessaaes 63 OEM MINI BOARD LEVEL MECHANICAL DRAWING a 64 PPIP VI 65 REEEWAVETECHUHNICAL SUPPORT 65 4 LUM0002AF Rev G Version 6 3 vi Spread Spectrum Wireless Data Transceiver User Manual About FreeWave Transceivers FreeWave transceivers operate in virtually any environment where RS232 data communications occur A pair of transceivers functions as a 9 pin null modem cable If the FreeWave transceivers are to be used in an application where a null modem cable is used such as communication between two computers then the FreeWave transceivers can be connected directly If FreeWave transceivers are to be used to replace a straight through RS232 cable then null modem cable must be placed between the transceiver and the DTE instrument to which it is co
32. Security section later in this manual This mode designates the transceiver as a Master in MultiPoint mode This mode allows one Master transceiver to simultaneously be in communication with numerous Slaves and Repeaters A Point to MultiPoint Master communicates only with other transceivers designated as Point to MultiPoint Slaves or Point to MultiPoint Repeaters This mode designates the transceiver as a Slave in MultiPoint mode This mode allows the Slave to communicate with a MultiPoint Master The Slave may communicate with its Master through one or more Repeaters This mode designates the transceiver to act as either a Slave or Repeater depending on the instructions from the Master The transceiver cannot act as both a Slave and a Repeater at the same time True Slave Repeater functionality is only available in a MultiPoint mode Note Repeaters have no security features When a transceiver is designated a Point to Point Slave Repeater it will allow any Master to use it as a Repeater FreeWave allows the use of up to four Repeaters in a Point to Point communications link significantly extending the operating range When designated as a Repeater a transceiver behaves as a pass through link All settings for the call book baud rates and radio transmission characteristics are disabled A Repeater will connect with any Master that calls it The Repeater must be set up properly in the Master s call book Mode 6 allows the transcei
33. With Call All selected the Master will not connect with any Slaves through Repeaters The Master calls every Slave in the list and will connect with the first Slave that responds When calling through a Repeater the Master must first call that Repeater and establish a communication link with it prior to making contact with the Slave Edit Call Book 1 Selecting 2 Call Book from the Main Menu displays the following window Free Wave User Manual HyperTerminal OF Edt View Call Transfer Help 938 MODEM CALL BOOK Entry to Call is Hi Entry Humber Hepeateri Repeater 205 0136 1 912 2898 911 4419 C22 HBH HBHBH C3 4 B B B C5 B B Cb CB coo B B B C6 Change Entry to Use 8 9 or ACALLS CEsc Exit to Main Menu Enter all zeros amp HHBH HBHH as your last number in list 4 F Connected 1 04 48 Auto detect 19200 8 4 1 SCROLL CAPS NUM Capture Print echt 4 2 Select the appropriate number to edit by typing the associated line number at the cursor 3 Enter New Number will appear Enter the 7 digit serial number of the transceiver to be linked to 4 LUM0002AF Rev G Version 6 3 27 Spread Spectrum Wireless Data Transceiver User Manual 4 system will prompt for Repeater 1 s number If no Repeaters are being used press the Esc key skip step 5 Otherwise enter the 7 digit s
34. be entered in the Call Book with respect to the Master For example Repeater 1 will be the first radio the Master communicates with Repeater 2 will be the second and so on S A LUMOOO2AF Rev Version 6 3 23 Spread Spectrum Wireless Data Transceiver User Manual Baud Rate This setting is the communication rate between the transceiver and the instrument to which it is connected It is important to note that this is independent of the baud rate for the other transceiver s in the network For example a pair of transceivers may be used in an application to send data from remote process instrumentation to an engineer s computer In this application the baud rate for the transceiver on the instrumentation might be set to 9600 and the transceiver on the engineer s computer might set to 57 600 Set Baud Rate 1 Selecting 1 Set Baud Rate from the Main Menu displays the following window Free Wave User Manual HyperTerminal 2 IBI x Edit View Call Transfer Help SET BAUD RATE Modem Baud is 115200 CH 23H 400 C1 115 2HH gt 6 8HH 635 57 5HH C45 38 400 5 19 200 Cb C 4 CB z 9 5 1 200 Ch Data Parity CB MO DBus R5232 7485 CD Setup Port CE TurnOf f De lay TurnOnDe lay CF FlowControl CEsc Exit to Main Menu Enter Choice Connected 1 03 10 Auto detect 19200 8 4 1 SCROLL CAPS NUM Capture Print echo 4 2 Sele
35. ceiver to enter Setup mode While in Setup mode the transceiver s RS232 baud rate will be set as what was programmed in the Baud Rate Menu rather than the typical 19200 bits s CALLING A TRANSCEIVER THAT IS NOT LISTED IN THE CALL BOOK Point to Point Slave Master Switchable mode accepts the command ATD7HHHHHHIE where 9 is any transceiver serial number Upon receipt of this command the transceiver calls the defined transceiver even if the number is not in the sending transceiver s Call Book The Slave Security may be disabled so that a transceiver operating as a Slave in Modes 1 4 or 6 will connect to any transceiver calling it regardless of whether or not the calling transceiver is in the Slave s Call Book This feature is necessary when more than 10 transceivers may call into a Slave For more information see S ave Security Calling a transceiver through one or two Repeaters In conjunction with the ATD command the transceiver may be instructed to use the Repeater s specified in the Call Book This means it is possible to call an unlimited number of Slaves through script files in Point to Point Slave Master Switchable operation mode and have up to 10 different Repeater combinations Before calling a transceiver through one or two Repeaters the Repeaters to be used must first be set up in the Call Book This is done by setting up a line in the Call Book to call through the Repeater s which are to be used Note All serial Repeaters must
36. ct the appropriate baud rate or option by typing in the associated number or letter after Enter Choice As this is the baud rate for the data port it must match the baud rate of the device attached to the transceiver 1 3 3 When the selection is accepted the Set Baud Rate menu will refresh and display the updated mode 4 Press the Esc key to return to the main Setup menu Note The Setup Baud Rate will ALWAYS default to 19 200 Baud no matter what the data Baud Rate is set to Actual Baud Rate The actual baud rate for the transceiver s data port selections 0 9 It is desirable to set the baud rate to the highest level supported by the device to which it is connected In certain circumstances however this may actually result in slower data communications 44 LUMOOO2AF Rev Version 6 3 24 Spread Spectrum Wireless Data Transceiver User Manual Data Parity A Six data word length and parity configurations are available to be used with FreeWave transceivers The default setting is 0 8 N 1 and is the most commonly used serial communications protocol When Data Parity are selected from the Baud Rate menu a prompt to enter a value for Data Parity displays The following describes each option Menu Setting Data Bits Parity Stop Bits 0 8 Modbus RTU Support for Modbus RTU protocol is available The default setting for Modbus
37. d Note ALL transceivers in a network must have identical Hop Table settings to function properly 44 LUMOOO2AF Rev Version 6 3 30 Spread Spectrum Wireless Data Transceiver User Manual commd 19200 HyperTerminal l ioj x File Edit View Call Transfer Help 21 218 Freqkey Max Packet Size Min Packet Size Amit Rate RF Data Rate RF Amit Power Slave Security RIS to CTS Retry Time Out 25 Lowpower Hode High Noise Speed RemoteLED Exit to Hain Menu Choice New Frequency Key 0 F for more f Hop Table Parameters mi gt CI CO C w w w r r mo G SF F wn m m 2 Table Yersion Hop Table Size Hop Freq Offset Frequency Zone Available options Esc Enter Choice _ Connected 1 18 02 ANSIW 19200 8 1 1 SCROLL CAPS NUM Capture Print echa 2 0 HOP TABLE VERSION Entry 0 allows the user to choose the portion of the band in which the transceiver will operate Selection 0 902 928 2 Full 902 928 MHz 915 928 MHz 915 928 MHz 902 928 Mhz 16 fewer 902 928 MHz 16 fewer frequencies than full U S set freqs 916 920 MHz 916 920 MHz 921 928 MHz 921 928 MHz 5 902 911 amp 919 928 Uses 902 928 MHz with center frequencies of 911 MHz 919 MHz notched out 6 1902 915 MHz 902 915 MHz Note n
38. d in HyperTerminal the process of exiting Setup mode involves pressing the Escape Esc key several times allowing the transceiver to connect to the network Otherwise cycling the power is the alternative way to exit Setup mode HAIN MENU Version 2 64 81 31 2807 Standard Hop Table Modem Serial Number 922 7402 l ansceiver s unique serial number Firmware Version 0 Set Operation Hede 1 Set Baud Rate 2 Edit Call Book 3 Edit Radio Transmission Characteristics Setup Menu 4 Show Radio Statistics Options 5 Edit HultiPoint Parameters 6 TDMA Menu 8 Chg Password Esc Exit Setup Enter Choice The following section describes in detail how to use all of the Setup menu options to edit the operational parameters and view the performance data Operation Mode The Operation Mode option designates the method FreeWave transceivers use to communicate with each other FreeWave transceivers operate in a Master to Slave configuration Before the transceivers can operate together they must be set up to properly communicate In a Point to Point configuration Master or Slave Mode may be used on either end of the communication link without performance degradation When setting up the transceiver remember that a number of parameters are controlled by the settings in the Master Therefore deploying the Master on the communications end where it will be easier to access is advised but not necessary Operation Descriptio
39. e lt 3 gt amit Rate 45 RF Data Hate 5 RF amit Power Cb Slave Security C RIS to CTS C8 Retry Time Out 25 coo Lowpower Mode Cn High Moise MCU Speed RemoteLED Esc Exit to Main Menu RADIO PARAMETERS SSeS uri OS E Enter Choice 4 Connected 0 31 29 Auto detect 19200 8 4 1 SCROLL CAPS NUM Capture Print echo FREQKEY IN 900 MHz TRANSCEIVERS Selection 0 in the Radio Parameters menu allows the user to modify the hopping patterns of the transceiver Fifteen choices are available for the FreqKey 0 9 and A E setting representing 15 different pseudo random hop patterns This is to minimize the interference with other FreeWave transceivers operating in the area For instance if 10 pairs of FreeWave transceivers are operating on different networks in close proximity setting a different FreqKey value reduces the chance that transceivers will hop to the same frequency at the same time If two networks were to hop to the same frequency the next hop would be to a different frequency for both networks Additional network separation can be gained by adjusting the Max and Min packet sizes options 1 and 2 After selecting 0 FreqKey select F for additional options The Hop Table Parameters will appear in the window From this menu more network differentiation can be defined by way of limiting the number and location of frequencies the transceivers may hop on in the 902 928 MHz ban
40. e Edit View Call Transfer Help C CIO Hop Table Parameters NOTE Every other zone Hop Table Version Hop Table Size 112 Hop Freq Offset is disabled Zone 1 is Frequency Zone 0101010101010101 represented as the 0 on Fxit to Radio the left while Zone 16 is Choice _ the 1 on the right Connected 0 08 54 Auto detect 19200 8 1 LUM0002AF Rev Version 6 3 Spread Spectrum Wireless Data Transceiver User Manual FREQKEY IN 2 4 GHZ TRANSCEIVERS The Frequency Key for the 2 4GHz transceivers works very similarly to that of the 900MHz transceivers The selection of 15 FreqKeys 0 9 and A E is identical to the 900MHZ allowing for 15 different pseudo random patterns The difference comes in the Hop Table information FreeWave User Manual HyperTerminal x oj x File Edit View Cal Transfer Help 3 Max Packet Size Min Packet Size Amit Rate RF Data Rate 3 RF Amit Power 10 Slave Security D 0 RIS to CTS Retry Time Out 25 Lowpower Mode High Noise Speed RemoteLED Exit to Main Menu Choice New Frequency Key 0 E F for more f Hop Table Parameters qe n rm tA M Hop Table Version 0 Hop Table Size Hop Freq Offset Frequency Zone 1111111111111111 Goverment Rules c Exit to Radio Menu
41. e Subnet ID default is F F the radios act as if the Subnet IDs are 0 D RADIO ID Option D allows a transceiver to be designated with an arbitrary user selectable 4 digit number which identifies the transceiver in diagnostics mode E LocAL AccEss Option E allows the user to access an FGR or IM series Multi point slave with a local master This Master is not the network master This feature is only available with firmware versions 2 54 FGR and 3 54 IM or higher Please see Application note 5457 for more information RADIO NAME Option G allows the user to set a unique 20 character Radio name Overlapping MultiPoint Networks Overlapping MultiPoint networks may be set up effectively with FreeWave transceivers when several key parameters are set correctly Overlapping MultiPoint networks are defined as networks using different Masters which share or overlap in a specific geographic area It may also include co located transceivers configured into different networks Co located MultiPoint networks require the following parameters be unique for each network Network ID unless using Call Book Frequency Key in conjunction with Repeater Frequency Max Packet Size Min Packet Size 4 LUM0002AF Rev G Version 6 3 47 Spread Spectrum Wireless Data Transceiver User Manual For more questions about the installation of Point to MultiPoint networks please contact FreeWave Technical Support at 303 3
42. ection Operational RS422 and RS 485 Information RS232 Pin Assignments OEM Board Pin Assignments FGR 115WC Waterproof Enclosure Pin out for 11 pin Waterproof Cable part ASCO612WW Operational RS 422 and RS 485 Information For both RS 422 and RS 485 the FreeWave transceiver can drive 32 standard unit loads and loads the bus with only 1 8 unit load This means the user can tie up to 256 devices on the bus if all of the line receivers have 1 8 unit load RS 422 is used for 4 wire or full duplex communication with one Master and multiple Slaves The FreeWave Master transceiver keeps the line driver asserted at all times The maximum line length is 4 000 feet using 2 120 ohm twisted pair cables with a 5th wire for data common RS 485 full duplex using 4 wire plus common is the same as RS 422 except the system can have multiple Masters on the bus The most common operation of RS 485 is a two wire comprised of a 120 ohm impedance single twisted pair In this system the loading of the FreeWave transceiver is as described above which allows up to 256 1 8 unit load units on the bus Maximum line length is also 4 000 feet with a third wire required for data common The FreeWave transceiver will check the line to be certain no other device is transmitting before enabling the line driver for data transmission When setting the transceiver to RS 485 enable Modbus and set Master Packet Repeat to 3 in the transceiver s that will use
43. ectrum Wireless Data Transceiver User Manual Quick Start on a Point to Point Network When purchased as a pair the FreeWave Wireless Data Transceivers are shipped from the factory pre configured with most of the settings to operate in Point to Point applications To establish communications between a pair of FreeWave Wireless Data Transceivers just received from the factory 1 Connect the transceiver to the instrument with the RS232 cable and also attach power The cable supplied with enclosed transceivers except Waterproof is a 9 pin male serial professional board level transceivers will need a separate programming cable sold separately 2 the Modem mode in each transceiver One should be set as a Point to Point Master Mode 0 and the other set as a Point to Point Slave Mode 1 3 baud rate on each transceiver to match the baud rate of the instrument to which it is attached Please note when setting the transceiver s baud rate its RS232 data rate is set The baud rate does not have to be on the same setting for the two transceivers 4 the Call Book Enter the Slave serial number in the Master s Call Book Enter the Master s serial number in the Slave s Call Book or disable Slave Security in the Slave 5 Connect antennas to the transceiver Any FreeWave transceiver may be operated without an antenna for bench top testing without concern for damaging the product Noise potential may be reduced on the bench
44. en using Frequency Zones If another Hop Table Version were to be selected the limitations of that selection would be applied to the hopping pattern as well For example if Hop Table Version 3 were selected only the middle of the band would be available in the pattern Then if Frequency Zones 5 6 7 8 and 9 were set to 0 no allowable frequencies would be available for the radio to use EE HN amma a ___2__ 241 008 24158502 5 ___ 3 24162008 242104333 5 4 2421388 24262272 5 5 242605782 _ 2481442 6 243175680 243659052 5 7 2486940 2447702 5 O 8 24421248 2446962 5 A ______ ____ 10 2452498 245738122 5 ____ 1 24576768 24625152 5 12 24628608 2467692 5 O 13 2468048 24728833 5 4 24732088 2480802 5 2483 2512 _____ ____ ait WARNING adhere to the EU specifications it is necessary to use the proper frequency zone combination based on the frequency offset While using a frequency offset of zero the first zone 0 needs to be removed Using frequency offsets of one or two the last zone 15 needs to be removed See table below Frequency Offset Frequency Zone Requirements XOOOOO00000009xx0 X0OOO000000009xx0 4 GOVERNMENT RULES This section allows the user to set the transceivers to comply with different government standards
45. ent times The Master is communicating with a transceiver designated as a Slave Repeater that is connected to a remote device Since this device is placed in an elevated location the transceiver may also be used as a Repeater when it is not used as a Slave At any time the Master may call any of the Slaves establish a connection and send and receive data The next example depicts a standard Point to MultiPoint network From the Master any data is broadcast to all three Slaves one of which receives it through a MultiPoint Repeater The data is in turn sent out of the serial port of each of the three Slaves The end device should be configured to interpret the serial message and act on it if necessary Multipoint Repeater LUMOOO2AF Rev Version 6 3 53 Spread Spectrum Wireless Data Transceiver User Manual The last example is a Point to MultiPoint network which uses one of the sites as a Slave Repeater This network functions in the same manner as a standard MultiPoint network with Repeaters However the number of radios may be reduced with the use of the MultiPoint Slave Repeater feature Multipoint Slave Repeater Multipoint Repeater 4 LUM0002AF Rev G Version 6 3 54 Spread Spectrum Wireless Data Transceiver User Manual Additional Transceiver information This section contains additional important information about FreeWave transceivers The following topics are included in this s
46. er Choice Connected 0 00 36 Auto detect 19200 8 N 1 SCRO Print echo CAPS INUM Capture 0 HoP TABLE VERSION Entry O allows the user to choose the portion of the band in which the transceiver will operate 0 Entire band 2 400 2 4835 GHz a Entire band but offset frequencies from selection 0 2 5 Bouter sof band avoids the midde 1 Hop TABLE SIZE The Hop Table Size defines how many separate channels will be used by a given network For 2 4GHz networks the Hop Table Size may be set from 50 to 80 2 HOP FREQ OFFSET In the 2 4 GHz Transceivers Hop Freq Offset allows the user to select an offset of 115 2 KHz or 230 4 KHz higher than the standard frequency selection For example if two networks are operating side by side with one set to Hop Freq Offset of 0 and the other to Frequency Offset of 1 the frequencies used in the different hopping patterns will be offset by 115 2 KHz 4 LUM0002AF Rev G Version 6 3 34 Spread Spectrum Wireless Data Transceiver User Manual 3 FREQUENCY ZONE Frequency Zone allows the user to select which portions of the band the network will use Setting a zone to 1 will include it in the hopping pattern while setting the zone to 0 will exclude that zone Below is the frequency zone table displaying the beginning frequency and ending frequency in each of the 16 zones Note The Hop Table Version must be set to 0 Entire Band wh
47. er Detect Output Used to show an RF connection between transceivers to show an RF connection between transceivers TX Transmit Data Output Used to transmit data bits serially il MUN the transceivers to the system device RX Receive Data Input Used to receive data bits serially from the system device connected to the transceivers 4 DTR Data Terminal Input Used only in transceivers in Point to Point Slave Master switchable Ready mode or for DTR Connect 5 GND _ Signal return for all signal lines shared with Pin 9 DSR Data Set Output Always high when the radio is powered from the 2 5mm power Ready connector Indicated power is on to the radio Also this pin can be used for 12Volts when powering the transceivers directly through the RS 232 port Note This is not used on the OEM module 7 RTS Request to Input The transceiver does not recognize RTS for flow control RTS is Send used as a control line in RTS CTS mode CTS Clearto Send Output This signal is used to tell the system device connected to the transceiver that the transceiver is ready to receive data When asserted the transceiver will accept data when de asserted the transceiver will not accept data This should always be used for data rates above 38 4KB or a risk of lost data may occur if an RF link is not very robust 9 GND Ground Signal return for all signal lines shared with Pin 5 LUMOOO2AF Rev
48. er an AT command is given the transceiver will not call out until DTR goes high The Master will disconnect when goes low The user may change settings in the user interface without using the Setup button Predetermined script files may be used which allow many of the transceiver s settings to be changed upon execution of that file This allows the user to establish push button command sets that instruct the transceiver to call a predetermined Slave 4 LUM0002AF Rev G Version 6 3 20 Spread Spectrum Wireless Data Transceiver User Manual SCRIPT FILE OR AT COMMANDS The following list includes the commands available to use in Point to Point Slave Master Switchable operation mode and the functions the command controls transceiver which Repeater path to follow In general the AT commands supported by the transceiver can be divided into two types SETTING commands result in changes on the local transceiver ATXF_ ATXT_ ATXD_ ATXX_ ATXR_ ATXP_ or ATXS COMMUNICATION LINK commands result in the transceiver trying to establish the communication links with other transceivers ATDT or ATXC_ in conjunction with the _ Transceivers react differently to the two types of the AT commands After receiving a Setting AT command the transceiver will process the command and when finished it will remain in the Point to Point Slave Master Switchable mode Conversely if the Communication Link command
49. er must be asserted for the DTRConnect feature to operate properly 6 Lowpower mode can be activated an RS 485 mode radio without changing the wiring It is possible however that data corruption can occur with a Lowpower Mode setting of greater than 1 For this reason FreeWave Technologies does not recommend a setting greater than 1 with RS 485 or RS 422 NOTE A Lowpower Mode setting of greater than 1 WILL RESULT in corrupted data in RS 485 or RS 422 Use only a setting of 0 or 1 in these data modes A HicH NoISE The High Noise Option is useful in determining if out of band interference is affecting a radio link A setting of 1 will provide a reduction of gain in the front end circuit thereby decreasing the affect of any out of band noise The results will be seen as a lower signal value and a much lower noise value as found in Radio Statistics or Diagnostics If the noise is not reduced by a greater amount than the signal the interference is most likely an in band issue When noise problem is shown to be helped by way of the High Noise option chances are that the noise may be further squelched by use of a band pass filter available for sale from FreeWave Technologies B MCU sPEED MCU Speed controls the speed of the Micro Controller Unit in the transceiver The default setting is O for low speed A setting of 1 is required for Ethernet and UDP operation The following table describes the MCU speed setti
50. er or Master that it hears with the same Network ID However where communications need to be forced to follow a specific path the Subnet ID is quite useful Subnet ID is particularly helpful to force two Repeaters in the same network to operate in series rather than in parallel or if desired to force Slaves to communicate to a specific Repeater for load balancing purposes Two components exist with regard to the Subnet ID 1 Rcv Subnet ID This setting identifies which transceiver a Repeater or Slave will listen to 2 Xmit Subnet ID This setting identifies the ID on which this device transmits and in turn which devices will listen to it The Xmit Subnet ID parameter is relevant for MultiPoint Repeaters only The default disable setting for both Rev and Xmit is F Notes A Master will always transmit and receive on 0 With firmware of 2 40 and greater 2 3 40 and greater 2 4GHz the Master may be set to use alternate Subnet ID values Changing these settings on the Master is not recommended under normal circumstances In some MultiPoint Networks the FreqKey will be at the same setting for all transceivers In other networks where parallel Repeaters are introduced the FreqKey value will need to change See FreqKey and Repeater Frequency sections earlier in this manual for more information If both Rcv Subnet ID and Xmit Subnet ID are set to O the Subnet ID will show Roaming in the menu This setting will allow a mobile S
51. er slot LED s dimmed transceiver sleeps 2 of 3 slots 4 31 LED s dimmed transceiver sleeps the number of slots corresponding to the setting For example with a setting of 31 the transceiver sleeps 30 of 31 slots Less IMPORTANT NOTES 1 Lowpower Mode is used only in MultiPoint Slaves using serial protocol Power savings occur only when the Slave is linked No power savings occur when the Slave is transmitting data Lowpower Mode is of little value when a Slave has a constant high throughput MCUSpeed must be set to 0 and RF Data Rate must be set to 3 for Lowpower Mode to operate properly 2 Additional power savings may be realized when the Number Repeaters is set to 1 3 communicate to an RS232 port of a transceiver that is in Lowpower Mode the RTS line must be held high to wake it up The transceiver will wake up within approximately 20 milliseconds of LUMOO02AF Rev Version 6 3 39 Spread Spectrum Wireless Data Transceiver User Manual when RTS goes high On a board level radio the RTS line is located on Pin 7 On an enclosed radio the RTS line is located on the DB 9 Pin 7 4 Ifthe RTS line on the Slave is held high the transceiver will remain in normal operation regardless of the Lowpower Mode setting Once RTS is dropped the transceiver reverts to the Lowpower Mode 5 the transceiver has the DI RConnect option set to 1 or 2 and if the Lowpower Mode enabled set to 1 31 the RTS line on the transceiv
52. ered by Customer unless FreeWave specifically authorized such alterations in each instance in writing This includes the addition of conformal coating The Warranty period begins from the date of shipment and is defined per the Standard Warranty Policy stated above Special Rate Replacement Option A special rate replacement option is offered to non warranty returns or upgrades The option to purchase the replacement unit at this special rate is only valid for that RMA Return Material Authorization The special replacement rate option expires if not exercised within 30 days of final disposition of RMA RESTRICTED RIGHTS Windows and Windows XP are registered trademarks of the Microsoft Corporation Other product names mentioned in this manual may be copyrights trademarks or registered trademarks of their respective companies and are hereby acknowledged Information in this document is subject to change without notice The information contained in this document is proprietary and confidential to FreeWave Technologies Inc This manual is for use by purchasers and other authorized users of the FreeWave Spread Spectrum Wireless Data Transceiver only No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical or for any purpose without the express written permission of FreeWave Technologies Inc FreeWave s Spread Spectrum Wireless Data Transceivers are designed and manufactured in the U
53. erial number of the Repeater 5 The system will then prompt for Repeater 2 s number Enter the 7 digit serial number of the second Repeater If only one Repeater is being used press the Esc key 6 The system refreshes the transceiver s Call Book menu with the new changes T Press the Esc key to return to the Main Menu Note When entering numbers into the Call Book Repeaters need only be defined in the Master Call Book The Slave Call Book only requires the Master s Serial number A repeater need not have anything listed in its Call Book PROGRAMMING POINT TO POINT EXTENDED CALL BOOK TO USE THREE OR FOUR REPEATERS In a Point to Point configuration FreeWave transceivers can utilize up to 4 Repeaters To use 3 or 4 Repeaters program the Call Book with the Slave s serial number followed by the first 2 Repeaters On the next line enter 999 9999 as the transceiver to call When prompted for the Repeaters enter the third and fourth Repeaters in the link The illustration below depicts a Point to Point link where a Slave is called through 4 Repeaters In this example the Master is calling the Slave 571 3872 through Repeater 1 901 1234 then Repeater 2 910 0234 then Repeater 3 571 3456 and finally Repeater 4 571 4567 It is the entry of serial number 999 9999 in line 1 that instructs the Master to continue calling through the Repeaters programmed on that line FreeWave Users Manual HyperTerminal File Edit View Call Transfer Hel
54. es a weaker signal 4 RF DATA RATE FreeWave transceivers have two settings for the RF Data Rate 2 3 RF Data Rate should not be confused with the serial port Baud Rate Setting 2 should be used when the transceivers are close together and data throughput needs to be optimized Setting 2 must also be used when the full throughput of 115 2KBaud is necessary Setting 3 should be used when the transceivers are farther away and a solid data link is preferred over data throughput Note In MultiPoint networks the RF Data Rate must be set identically in all transceivers Any transceiver with an RF Data Rate different from the Master will not establish a link In Point to Point networks the Master s settings take precedence over the Slave 5 RF POWER For more information refer to the Installation Guides for the 900 MHz and 2 4 GHz wireless modems A LUM0002AF Rev G Version 6 3 37 Spread Spectrum Wireless Data Transceiver User Manual 6 SLAVE SECURITY Slave security is a feature which allows Slave transceivers to accept transmissions from a Master not included in the Call Book The default setting is 0 Slave Security enabled which means only Masters in the Slaves Call Book may link to that Slave Slave Security may be disabled setting of 1 allowing any Master to call the Slave Slave Security has no effect in Point to MultiPoint networks where the Network ID is not set to 255 Slave Security must be set to 1 w
55. fore if the packet is not received on the first try the Slave will not respond as expected 2 MAX SLAVE RETRY The Max Slave Retry setting defines how many times 0 to 9 the Slave will attempt to retransmit a packet to the Master before beginning to use a back off algorithm defined by the Retry Odds setting Slave retries will stop when an acknowledgement is received from the Master 3 RETRY ODDS While packets transmitted from the Master to the Slaves in a MultiPoint network are not acknowledged packets transmitted from Slaves to the Master are It is possible that more than one Slave will attempt to transmit to the Master at the same time Therefore it is important that a protocol exists to resolve contention for the Master between Slaves This is addressed through parameters 2 Max Slave Retry and 3 Retry Odds Once the Slave has unsuccessfully attempted to transmit the packet the number of times specified in Max Slave Retry it will attempt to transmit to the Master on a random basis The Retry Odds parameter determines the probability that the Slave will attempt to retransmit the packet to the Master a low setting will assign low odds to the Slave attempting to transmit Conversely a high setting will assign higher odds An example of how this parameter might be used would be when considering two different Slaves in a MultiPoint network one with a strong RF link and the other with a weak RF link to the Master It may be desirable t
56. hen the unit is operating in Mode 6 Slave Master switchable or a Point to Point network where the Slave may need to accept calls from more than 10 different Masters When Slave Security is set to 1 the transceiver will accept calls from any other FreeWave transceiver Additional network security measures may be taken to prevent unauthorized access such as changing default settings for Hop Table or Frequency Zones 7 RTS To CTS Menu selection RTS to CTS in the Radio Parameters menu provides the option of allowing the RTS line on the Master transceiver to control the CTS line of the Slave This pass through control can be enabled in both Point to Point and Point to MultiPoint In MultiPoint networks the Master RTS line will control all Slaves CTS lines When enabled the CTS line ceases to function as flow control It is not recommended to enable this feature when operating at RS 232 speeds above 38 4kB The default setting of 0 disables this function where as a setting of 1 enables RTS CTS control RTS CTS setting 2 is described in detail in the application note 5437 DTR to CTS Line Alarm Feature With an RTS to CTS setting of 1 the Master senses the RTS line prior to all scheduled packet transmissions If the state has changed the Master will then transmit a message to the Slave with the new status This transmission will occur regardless of data being sent If data is ready to be sent the RTS status message will be sent i
57. i 905 7024 907 0848 9108408 919232 913 5360 e 915148 7 9 9392 3 39167616 10 916 9920 918 6048 918 8352 920 2176 12 920 4480 921 8304 922 0608 923 4432 14 923 6736 925 0560 925 2864 326 6688 326 8992 327 8208 ____ ____ ____ __ Frequency Zones activated through the Setup menu To enable zoning from the main Setup menu of the radio 1 Select Menu 3 Edit Radio Transmission Characteristics 2 Select Option 0 FreqKey 3 Select F For More 4 Select Option 3 Frequency Zone Enter 1 to enable desired frequency zone and a 0 to disable desired frequency zone 4 LUM0002AF Rev G Version 6 3 32 Spread Spectrum Wireless Data Transceiver User Manual Comm 8 USB HyperTerminal ojx File Edit View Call Transfer Help D 29 Hop Table Parameters Hop Table Version Hop Table Size 112 Hop Freq Offset 0 Frequency Zone 1111111111111111 Exit to Radio Menu Choice 3 1 to allow Zone to not C FA CD F2 ES amp Connected 0 08 27 Auto detect 192008 N 1 9900 CAPS WARNING FCC regulations require a minimum of 50 separate frequency channels be used within a hop pattern Using the Standard hop table a minimum of 7 frequency zones are required for legal communication Please reference the above table for number of channels per zone to adhere to this requirement Comm 8 USB HyperTerminal Fil
58. iPoint Parameters When installing MultiPoint networks it is important to do some up front planning Unlike Point to Point networks a Point to MultiPoint network requires several parameters are set consistently on all transceivers in the network This includes RF data rate Min and Max Packet Size and FreqKey Note If several independent networks are to be located in close proximity the planning becomes more critical In such cases it becomes very important to include as much frequency and time diversity as possible through use of different FreqKey Min and Max Packet Size and Hop Table settings In some instances the use of the MultiMaster Synch option may be required Edit MultiPoint Parameters Selecting 5 Edit MultiPoint Parameters from the main menu displays the following window 4 LUM0002AF Rev G Version 6 3 42 Spread Spectrum Wireless Data Transceiver User Manual MULTIPOINT PARAMETERS 0 Number Repeaters 1 Waster Packet Repeat 2 Max Slave Retry 3 Retry Odds 4 Connect 5 Repeater Frequency 6 NetWork ID 86 7 Reserved 8 MultiMasterSunc 9 1 PPS Enable Delay 255 A D G Es mA C gt Slave Repeater Diagnostics SubNet ID Disabled Radio ID Not Set Local Access Radio Hame p 20 c Exit to Hain Menu Enter Choice 0 NUMBER REPEATERS In a MultiPoint network it is critical to transmiss
59. ial port of a computer either through a serial cable or the diagnostics cable Make sure to connect the radio to a power source typically 6 to 30 VDC 2 Open up a Hyper Terminal session e Use the following settings in connecting with hyper terminal e Connect to COMx where x is the number of the Comm port being connected Set data rate to 19 200 data bits 8 Parity none Stop bits 1 Flow control none 3 Press the Setup button on the radio If using the diagnostics cable press Shift U capital U e The three lights on the board should all turn green indicating Setup mode e The main menu will appear on the screen 4 Press 0 to get into the Operation Mode menu e Press 2 to set the radio as a point to MultiPoint Master OR Press 3 to set the radio as a point to MultiPoint Slave Press Esc to get back to Main menu 5 Press 1 in the main menu to change the Baud Rate e The baud rate must be changed to match the baud rate of the device that the radio is to be attached to Press Esc to get back to Main menu 6 At the Main Menu press 3 Set FreqKey Max Packet Size Min Packet Size RF Data rate identical on all radios in the network Note Changing these values may help to eliminate interference from other FreeWave networks Press Esc to get back to Main menu f At the Main Menu press 5 the Network ID value to any value between 1 and 4095 except 255 e Make sure this value is the same
60. ics are gathered during each data link and are reset when the next link begins See display below FreeWave Users Manual Hyper Terminal g l File Edit View Transfer Help Enter Choice HODEM STATISTICS Master Slave Distance m 8008882 Number of Disconnects Radio emperature 2 Antenna Reflected Power 1 Transmit Current mH 8888 Local Remotel Remote Hemote3 J dBm dBm dBm dBm Noise 112 o 7 Signal 96 D 100 Rate 3 1 Press Ret for Freq Table lt Esc gt to return to main _ lt gt Connecked 0 00 43 Autko detect 19200 8 1 1 NUMBER OF DISCONNECTS Any time the link between the Master and the Slave is broken and the radios lose Carrier Detect it is recorded in the Number of Disconnects value The value indicates the total number of disconnects that have occurred from the time the transceiver is powered on until the radio is put into Setup mode Under ideal operating conditions the number of disconnects should be 0 One or more disconnects may indicate a weak link the presence of severe interference problems or loss of power to any of the radios in the link ANTENNA REFLECTED POWER This is a measurement of the transmitted power that is reflected back into the transceiver from mismatched antennas or cables or loose connections between the transceiver and antenna A reading of 0 5 is good 5 30 is acceptable 30 indicates that the connections should be inspected for loose co
61. imeout 4 Repeat from Step 1 if needed ASSERT AND DE ASSERT DEFINITIONS Assert and de assert voltage levels depend on the data port interface type For transceivers with a TTL interface Assert line means to provide logic low TTL level O VDC at the input of the transceiver De assert line means to provide logic high TTL level 5 VDC at the input of the transceiver For transceivers with an RS232 interface Assert line means to provide positive voltage at the input of RS232 transceiver 3 12 VDC De assert line means to provide negative voltage at the input of RS232 transceiver 3 12 VDC ATDT COMMANDS ATXC is similar to manually changing the Entry to Call parameter in the transceiver s Call Book For example e ATXCO will change Entry to Call to 0 zero ATXCA will change Entry to Call to All If a link to a Slave needs to be made without using a Repeater it is imperative that the ATXC command is issued Otherwise issue the command ATD 4 where is the serial number of the transceiver with which a link is being made The transceiver will follow the path defined in the Call Book and link first to the Repeater s specified and then to the Slave transceiver ATDT is similar to ATXC except after the Entry to Call parameter in the transceiver s Call Book has been changed the transceiver will start calling this number For example sending ATDTO to a transceiver Will 1 Change its Entry
62. ing is the diagram for the waterproof connector pin out Technical Specifications LUMOOO2AF Rev Version 6 3 58 Spread Spectrum Wireless Data Transceiver User Manual 900 MHz Transceiver Specifications specication rw Sensitivity 110dBm at 10 4 bit error rate 108dBm at 10 6 bit error rate Selectivity 20 dB at 115 kHz 60 dB at 145 kHz Data transmission F Data rate 115 2 kbps sustained throughput 57 6 kbps sustained throughput with Repeaters Error detection 32 Bit CRC retransmit on error Data encryption Substitution dynamic key Max link throughput 115 2 KBaud Data interface RS 232 RS485 1200 Baud to 230 4 KBaud async full duplex TTL RF board level only Ethernet 10Base T Supply voltage 6 to 30 VD Transmit current for 1 W power 6VDC 1A at 100 duty cycle 12 VDC 500mA 30 VDC 200mA Receive current Idle current Sleep current 8mA 6mA 3mA Point to MultiPoint 40 C 75 C 0 to 95 humidity non condensing At 10096 receive success rate HF data rate setting of 2 LUM0002AF Rev G Version 6 3 59 Spread Spectrum Wireless Data Transceiver User Manual Board Level FGR09xx Ethernet FGR 115RE Enclosed FGF 115RC Water Proof FGR 115WC Data Port 10 pin PCB connector Ethernet RJ 45 5232 RS422 RS485 RS232 RS422 RS485 5232 RS422 RS485 DB 9 Diag cable Fischer connector Diag Or TTL Available required for RS422 connector required fo
63. ion timing to configure this parameter correctly The value should be 0 if no Repeaters are in the network and 1 if any number of Repeaters are present This parameter should be set to the same value in all transceivers in a MultiPoint network Number Repeaters needs to be set to 1 when running Diagnostics from the Master 1 MASTER PACKET REPEAT In a Point to MultiPoint network Slaves do not acknowledge transmissions from the Master If Slaves did acknowledge all data transmissions in a large network the Master would soon become overwhelmed with acknowledgments from the Slaves Without acknowledgements 100 confidence every Slave has received every packet cannot be met To address this issue the user may modify the Master Packet Repeat setting assigning a value between 0 the packet is transmitted once to 9 the packet is transmitted 10 times For networks with solid RF links this parameter should be set to a low value such as 1 or 2 If a network has some weak or marginal links it should be set with higher values If a Slave receives a good packet from a Master more than once it will discard the repeated packets Similarly once a MultiPoint Repeater receives a good packet from the Master it will discard any further repeated packets In turn the Repeater will send the packet out to the next Repeater or Slaves the number of times corresponding to its own Master Packet Repeat setting Increasing the Master Packet Repeat setting will increase
64. is sent to a transceiver it will process the command and when finished will change its mode of operation which in simple terms can be best described as a Point to Point Master like mode In this mode the transceiver will not react to incoming AT commands however it will transmit them across the RF link as user s data The transceiver will stay in this mode until its DTR line is de asserted In order for a transceiver to accept any AT commands its DTR line must be asserted However the DTR line has to be held asserted for different time durations depending on which type of command is given Follow the steps below to assure the proper functionality of a transceiver in Mode 6 operation For Setting AT commands 1 Ensure the Baud Rate in Radio matches Baud Rate of AT commands Menu 1 Assert the DTR line on transceiver s data port Send the AT command s to the transceiver on the Data Receive Line De assert the DTR line after the transceiver responds to all of the AT commands sent to it gt c Im Repeat from Step 1 if needed 4 LUMOOO2AF Rev Version 6 3 21 Spread Spectrum Wireless Data Transceiver User Manual For Communication Link AT commands 1 Assert DTR line on transceiver s data port 2 Send the AT command s to the transceiver on the Data Receive Line 3 Hold DTR line asserted until the communication link between the local and remote transceiver is established over the RF channel or the protocol reports a t
65. lave to roam from subnet to subnet and possibly from network to network This drawing depicts a Network in which Subnet IDs are used to force communications In this example Repeater1 must talk directly to the Master Repeater2 must talk directly to Repeater1 Slaves 1 2 and 3 are forced along the direction of the solid lines Slave4 may link to the first Master or Repeater it hears The respective Subnet ID diagram and settings are shown below Repeaterz LUM0002AF Rev G Version 6 3 46 Spread Spectrum Wireless Data Transceiver User Manual Subnet ID Settings Subnet ID Xmit Subnet ID Other Information firmware levels v2 34 and below the Master uses 0 Master In firmware levels v2 40 and above the Xmit Subnet ID value may be set in the Master The default settings F F actually use 0 0 The Subnet ID on the Master has no affect on the network Repeater 1 A 0 will force the transceiver to link only to the Master Repeater2 Rev SubnetlD 1 forces communication through Repeater1 Repeater1 transmits on SubnetlD 1 Slave1 0 or F Rcv SubnetlD 0 forces communication through Master Slave2 1 Rcv SubnetlD 1 forces communication through Repeater1 Slave3 2 0 or F Rev SubnetlD 2 forces communication through Repeater2 Slave4 The 0 0 setting allows the Slave to link with the first Master or Repeater it hears with the correct Network ID Note With firmware v2 40 and above th
66. ld be changed to Point to MultiPoint Note If DI RConnect is enabled and set to 2 the RTS to CTS feature will not work Note If the DI RConnect is enabled and set to 1 RTS to CTS mode takes precedence over the functionality of the CTS line on the Slave relating to the DIT RConnect feature Note The RTS to CTS option is only available in RS232 mode LUMOOO2AF Rev Version 6 3 38 Spread Spectrum Wireless Data Transceiver User Manual 8 RETRY TIME OUT The Retry Time Out parameter in a Slave or Repeater sets the delay the unit will wait before dropping the connection to a Master or Repeater in MultiPoint mode The factory default is set at the maximum of 255 The maximum setting means that if 1 packet in 255 is sent successfully from the Master to the Slave or Repeater the link will be maintained The minimum setting is 8 This allows a Slave or Repeater to drop a connection if less than 1 in 8 consecutive packets is successfully received from the Master On the other hand the function in the Master is effectively the same With a setting of 255 the Master will allow a Slave or Repeater to stay connected as long as 1 packet in 255 is successfully received at the Master The Retry Time Out parameter is useful when a MultiPoint network has a roving Master or Slave s As the link gets weaker a lower setting will allow a poor link to break in search of a stronger one Note Setting Retry Time Out to 20 is recommended in area
67. n Mode Point to Point This mode designates the transceiver as the Master in Point to Point mode The Master 0 Master may call any or all Slaves designated in its Call Book In Point to Point mode the Master determines the setting used for most of the radio transmission characteristics regardless of the settings in the Slave and or Repeaters The settings not determined by the Master are RF Xmit Power Slave Security Retry Time Out and the Hop Table settings A quick method of identifying a Master is to power the transceiver Prior to establishing a communication link with a Slave or Repeater all three of the Master s LED s will be solid red LUMOO02AF Rev Version 6 3 18 Spread Spectrum Wireless Data Transceiver User Manual Point to Point Slave 1 Point to MultiPoint Master 2 Point to MultiPoint Slave 3 Point to Point Slave Repeater 4 Point to Point Repeater 5 Point to Point Slave Master Switchable 6 Point to MultiPoint Repeater 7 Mirrorbit Master A Mirrorbit Slave B Ethernet Options F This mode designates the transceiver as a Slave in Point to Point mode The Slave communicates with any Master in its Call Book either directly or through up to four Repeaters When functioning as a Slave the Entry to Call feature in the transceiver s Call Book is not operational The Call Book may be bypassed in the Slave by setting Slave Security to 1 See the Slave
68. n addition to the data In Point to Point mode the Master will continue sending the new status message until it receives an acknowledgment from the Slave In MultiPoint mode the Master will repeat the message the number of times equal to the Master Packet Repeat value in the MultiPoint Parameters menu Master transmit times are completely asynchronous to the occurrence of any change of the RTS line the latency time from RTS to CTS is variable The Max and Min Packet Size parameters in the Radio Parameter menu determine this duration Setting both parameters to the maximum value of 9 will produce a maximum latency time of approximately 21 ms given no Repeaters in the network At the minimum settings for Max and Min Packet Size 0 the time will be approximately 5 9ms Please note that this latency can increase significantly if packets are lost between the Master and Slave In Point to MultiPoint mode no absolute guarantee is made that the state change will be communicated to all Slaves In Multipoint networks with Repeaters present the latency will be cumulative for each serial Repeater For example If the latency between the Master and the first Repeater is 15 ms and 2 serial Repeaters are present the total latency will be 45 ms M R1 15 ms R1 R2 15 ms R2 S 15 ms 45 ms Note The RTS to CTS feature does not function in Point to Point networks which contain a Repeater If this feature is needed in such network the mode shou
69. ngs Setting Description Notes High speed Required for 230 KBaud data port rate C REMOTE LED This setting enables the user to connect Remote LED s through the diagnostics port This feature is available in firmware versions 2 64 900MHz and 3 64 2 4GHz or higher Setting Description Nos 0 Board LED s Default Only on board LEDs are enabled 1 Board and Remote LED s Onboard LED s are enabled as well as Remote LED s through the Diagnostic port 2 Remote LED s On board LED s are disabled Remote LED s are enabled through the Diagnostic port NOTE When using Remote LED s the center TX LED will not turn Green when in Setup mode This line is not pinned out LUMOOO02AF Rev Version 6 3 40 Spread Spectrum Wireless Data Transceiver User Manual NOTE This feature may be used to save power in Repeaters By turning off the on board LED s setting 2 the current consumption is reduced To reduce current consumption in Slaves use the setting Low Power 1 Low Power does not work with Repeaters because they are constantly transmitting Remote LED drives the Diagnostic port which has a small amount of current draw Show Radio Statistics Radio Statistics in the Main Menu allows the user to view data transmission statistics gathered by the transceiver during the most recent session This is valuable when the user needs to know the signal strength and noise levels of the link Statist
70. nited States of America Printed in the United States of America 4 LUM0002AF Rev G Version 6 3 ii Spread Spectrum Wireless Data Transceiver User Manual This product is licensed by The United States Diversion contrary to U S law is prohibited Shipment or re export of this product outside of The United States may require authorization by the U S Bureau of Export Administration Please contact FreeWave Technologies for assistance and further information UL NOTIFICATION Model FGROYCSU is suitable for use in Class 1 Division 2 Groups C and D or non hazardous locations only Input voltage for Model FGROYCSU is 6 to 30 volts DC Model DGRO9SRFS is suitable for use in Class 1 Division 2 Groups C and D or non hazardous locations only Input voltages for Model DGRO9RFS are determined by the label on the bottom of the board If the board has Label A shown below the input voltage is 6 to 14 volts DC INPUT EVDE TO 14 VDOC CONNECT ONLY TO CLASS 7 CIRCUIT cy FOR HAZ LOC CL1 DIV2 CROUPS A B C amp D If the board has Label B shown below the input voltage is 6 to 14 volts DC at a maximum baud rate of 5 6 KBaud or 6 to 18 volts DC at a maximum baud rate of 19 2 KBaud operation mode of MultiPoint Slave or MultiPoint Slave Repeater only INPUT 6 VOC TO 14 VDC amp 5 6 MAX OR 18 VOC 192 MULTI POINT SLAVE OR SLAVE REPEATER ON
71. nnected d 7 LUM0002AF Rev G Version 6 3 Spread Spectrum Wireless Data Transceiver User Manual Choosing Point to Point or Point to MultiPoint Operation A Point to Point network is limited to one Master and one Slave transceiver Up to 4 Repeaters may be added to extend the reach of the network but no other Master or Slave may be added In a Point to MultiPoint network also referred to as MultiPoint network the transceiver designated as a Master is able to simultaneously communicate with numerous Slaves In its simplest form a MultiPoint network functions with the Master broadcasting its messages to all Slaves and the Slaves responding to the Master when given data by the device connected to the data port It is important to note the differences between Point to Point and MultiPoint networks In a Point to Point network all packets are acknowledged whether sent from the Master to the Slave or from the Slave to the Master In a MultiPoint network outbound packets from the Master or Repeater to Slaves or other Repeaters are sent a set number of times determined by the user The receiving transceiver Slave or Repeater will accept the first packet received that passes the 32 bit CRC However the packet is not acknowledged On the return trip to the Master all packets sent are acknowledged or retransmitted until they are acknowledged Therefore the return link in a MultiPoint network is generally very robust Traditionally a M
72. nnections and cable quality TRANSMIT CURRENT MA This measures the current draw of the transmitter in milliamps Refer to Transceiver specs for typical values 4 LUM0002AF Rev G Version 6 3 41 Spread Spectrum Wireless Data Transceiver User Manual AVERAGE NOISE LEVEL The average noise level indicates the level of background noise and interference at this transceiver and at each of the Repeaters in the link The number is an average of the noise levels measured at each frequency in the transceiver s frequency hop table The individual measurement values at each frequency hop channel are shown in the frequency table Pressing the Enter key when the Radio Statistics menu is displayed accesses the frequency table Ideally noise levels should be below 70 J units and the difference between the average signal level and average noise level should be 26 or more Noise levels significantly higher than this are an indication of a high level of interference that may degrade the performance of the link High noise levels can often be mitigated with band pass filters antenna placement or antenna polarization AVERAGE SIGNAL LEVEL The average signal level indicates the level of received signal at this transceiver and at each of the Repeaters in the link For each of these the signal source is the transceiver that transmits to it The number is an average of the received signal levels measured at each frequency in the transceiver s frequency
73. nt Master Call Book Unit Serial Number 555 0001 Entry Number Repeater Repeater2 0 000 0000 1 000 0000 No serial number entries are necessary in the Master s Call Book MultiPoint Repeater Call Book Unit Serial Number 555 0002 Entry Number Repeater Repeater2 0 555 0001 1 000 0000 MultiPoint Slave Book Unit Serial Number 555 0003 Entry Number Repeater Repeater2 0 555 0001 1 555 0002 2 000 0000 At times it may be desirable to force a Slave to go through a specific Repeater In this scenario the Slave s Call Book should contain only the serial number for that Repeater as the entry on line 0 PROGRAMMING POINT TO MULTIPOINT EXTENDED CALL BOOK In a MultiPoint network a Slave can be programmed to roam between Masters and Repeaters using the MultiPoint Extended Call Book function A Slave with its Call Book configured as below will communicate with any transceiver whose serial number appears in any of the three columns This functionality is enabled by setting Network ID to 255 then in the Call Book 999 9999 as the last entry in the first and second columns and Entry to Call to ALL FreeWave Users Manual HyperTerminal File Edit wiew Call Transfer Help CALL BOOK Entry to Call is ALL Entry Number Repeaterl Repeater E ou 2 914 1016 914 1017 914 1018 Entry to Call is ALL 3 914 1819 914 1828 914 1821 4
74. nt to Point Slave Point to HultiPoint Master Point to MultiPoint Slave Point to Point Slave Repeater Point to Point Repeater Point to Point Slave Master Switchable Point to MultiPoint Repeater Mirrorbit Master Mirrorbit Slave Ethernet Options sc Exit to Hain Menu rT T CI gt Enter Choice 2 Select the appropriate operation mode by typing the associated number or letter after Enter Choice 3 When the selection is accepted the Set Modem Mode menu will refresh and display the updated mode 4 Press the Esc key once to return to the Main Menu USING THE POINT TO POINT SLAVE MASTER SWITCHABLE OPERATION MODE MODE 6 When using the Point to Point Slave Master Switchable operation mode it is important to remember the following items Mode 6 is ONLY available while using an RS232 interface The DTR line is not available in 5485 422 mode When using DGR radios Diagnostics must be turned off for this mode to work Diagnostics may be enabled when using FGR radios The transceiver remains in Slave mode until called by another transceiver in its Call Book or instructed to call another transceiver through an AT command All script file or AT commands issued to the transceiver in switchable operation mode must be in ALL CAPS If the DTR line is asserted when the command is given it will call out immediately Conversely aft
75. o assign higher Retry Odds to the Slave with the weaker link to give it a better chance of competing with the closer Slave s for the Master s attention When Retry Odds 0 after the Slave has exhausted the number of retries set in the Max Slave Retry parameter and still not gained the Master s attention the Slave s data buffer will be purged 4 DTR CONNECT With the setting of 0 in the Slave the transceiver will transmit when RS232 data is received A setting of 1 will form a Point to Point link with the Master when the DTR line is high With a setting of 2 the transceiver will transmit in bursts This mode is valuable when a network has many low data rate devices and it is desirable to increase overall network capacity Note If DTRConnect is set to 1 and the RTS to CTS function is enabled on the radio then RTS to CTS takes precedence over DTRConnect Note If DTRConnect is set to 2 and RTS to CTS is enabled then RTS to CTS is ignored The transceiver has two separate transmit and receive user data buffers For the FGR series radios these buffers are 2 Kbytes each In case of a buffer overflow the transceiver will output unpredictable data 5 REPEATER FREQUENCY Repeater Frequency must be set to a 1 in a Repeater when a FreqKey other than that of the Master is desired This condition occurs when parallel Repeaters in a network may have overlapping areas of responsibility The default setting of O
76. ommon issues encountered while using HyperTerminal 1 Nothing appears on the screen after pressing the Setup button on the transceiver This usually indicates one of two things either the wrong Comm port is selected or a null modem RS 232 cable is being used Follow the steps below to change the Comm ports Click on the Disconnect button Select Properties from the File menu Click on the Connect To tab and verify that the correct Comm port is selected Click on the OK button to close the Properties dialog box Click on the Call button Return the transceiver to Setup mode The Setup menu screen should appear 2 Gibberish appears on the screen after pressing the Setup button This usually indicates a Baud Rate problem Follow the steps below to change the Baud Rate The problem may also be that the transceiver under test is a TTL version and NOT RS 232 Gibberish BEFORE the Setup button is pressed indicates Diagnostics is enabled in a Master Click on the Disconnect button Select Properties from the File menu Click on the Configure button Change the Baud Rate to 19200 and click on the OK button Click on the OK button to close the Properties dialog box Click on the Call button Return the transceiver to Setup mode The Setup menu screen should appear 3 The Setup menu appears on the screen but nothing happens when keys on the keyboard are pressed This usually indicates a three wire connection Rx Tx amp Gnd Follow the step
77. ot use FreqKey 14 with the Australia 915 928 MHz Taiwan 916 920 MHz and New Zealand 921 928 hop tables 1 TABLE SIZE The Hop Table Size defines how many separate channels will be used by a given network For 900MHz networks the Hop Table Size may be set from 50 to 112 2 HOP FREQ OFFSET The Hop Freg Offset option is not functional in the 900 MHz spread spectrum transceiver Note Regardless of the FreqKey used all transceivers in either Point to Point or Point to MultiPoint networks must be set to identical Hop Table Version Hop Table Size and Hop Freq Offset 4 LUMOOO2AF Rev Version 6 3 31 Spread Spectrum Wireless Data Transceiver User Manual 3 FREQUENCY ZONE Frequency Zone The idea of frequency zoning is to divide the available band 902MHz to 928 MHz into 16 smaller bands each consisting of 5 7 or 8 Frequency channels depending on the frequency zone These 16 zones are controlled by selecting option 3 and then entering 1 Enable or a 0 Disable next to the appropriate zone number This can be seen in the screen shots below Every other zone is disabled thereby reducing the number of available channels for the radios to hop upon For optimum network performance the entire network must be set to the same Frequency Zone settings Also this feature should only be used with the standard hop table Beginning Freq MHz Ending Freq MHz Number Of Channels 1 902 2464 903 8592 ____
78. p Enter Choice MODEM CALL BOOK Entry to Call is 88 Number Repeater1 Repeater 3 1 38 72 961 1234 916 6234 999 9999 371 3456 o 1 456 7 a808 800600 a88 8006080 a88 800060 a8g8 0 888800 ag 9 888800 Change Entry to Use 8 9 or ACALL Exit to Hain Menu Connected 0 00 22 Auto detect 19200 8 M 1 It is important that the Call Book Entries 0 9 are filled sequentially starting with Entry 0 When a Master is instructed to Call All it will call all Slaves listed until it reaches the first serial number of 000 0000 If a valid serial number is entered after the all zero number or as a Repeater it will not be recognized as a valid number by the Master 4 LUM0002AF Rev G Version 6 3 28 Spread Spectrum Wireless Data Transceiver User Manual PROGRAMMING POINT TO MULTIPOINT CALL BOOK In a MultiPoint network the Slaves and Repeaters are not listed in the Master s Call Book A Slave must have the Master and any Repeater it is going to use in its Call Book Note Ifthe Network ID feature is used in a network no entries are needed the Call Book of any of the transceivers See the Network ID feature in the MultiPoint Parameters section The following example shows the Call Books of a MultiPoint network comprised of a Master Repeater and Slave in which the Slave can communicate either through the Repeater or directly to the Master MultiPoi
79. r RS485 configuration RS422 RS485 configuration Enclosure Bare board Extruded aluminum Extruded aluminum Extruded aluminum waterproof Dimensions 16 mm H x 62 mm W x 57 mm H x 74 mm W x 57 mm H x 74 mm W x 60 mm H x 78 mm W x 165 123 mm L 165 mm L 165 mm L mm L Weight 441 grams 441 grams 496 grams Power 6 30 6 30 VDC 6 30 VDC 6 30 VDC requirements wall adapter wall adapter 6 foot data and power provided provided pigtail provided be powered be powered Data Diag and power through pin 6 of DB9 through pin 6 of DB9 cable also available connector connector terminated with 2 DB9 s and power jack Antenna SMA female connector N type female N type female N type female connector External antenna connector External connector External External antenna required required antenna required antenna required FCC Identifier KNY 6231812519 KNY 6231812519 KNY 6231812519 KNY 6231812519 IC Identifier 2329B DGRO9RAS 2329B DGRO9RAS 2329B DGRO9RAS 2329B DGRO9RAS 44 LUMOOO2AF Rev Version 6 3 60 Spread Spectrum Wireless Data Transceiver User Manual 2 4 GHz Transceiver Specifications _ 000 T 105dBm at 10 6 bit error rate 60 dB at f 145 kHz Datatansmission Error detection 32 Bit CRC retransmit on error Data encryption Substitution dynamic key Link throughput 115 2 kbps sustained throughput 57 6 kbps sustained throughput with Repeaters
80. ransceiver in a MultiPoint network to switch between Slave and Repeater functions When in this mode a transceiver will repeat any packets sent across the network as well as utilize the RS232 port Thus where one Repeater and one Slave may be required in another vendor s network FreeWave networks require only one transceiver This option is not available in Ethernet mode Note operate a transceiver as a MultiPoint Slave Repeater the operation mode must be set to 7 MultiPoint Repeater and Slave Repeater set to 1 in the MultiPoint Parameters menu B DIAGNOSTICS This option provides diagnostics data to be viewed at the Master in parallel with application data The diagnostic program MUST be run from the Master transceiver Diagnostics requires the following 1 The Number Repeaters set to 1 and Diagnostics set to 1 to 128 in the Master 2 second computer or serial connection to run the diagnostics software 4 LUM0002AF Rev G Version 6 3 45 Spread Spectrum Wireless Data Transceiver User Manual 3 diagnostics cable Available from FreeWave Technologies 4 Diagnostics software Available on the User Manual and System Tools CD For more information on Diagnostics please contact FreeWave Technical Support at 303 381 9200 C SUBNET ID The Subnet ID function only works in MultiPoint Networks utilizing the Network ID option In a MultiPoint Network a Slave or Repeater will connect with the first Repeat
81. red n a n a for ATD command brightitll redo bright Setup Mode Solid Solid Solid green Solid Solid Solid Solid Solid Solid greens green greens greens green green3 greens greens LUMOO02AF Rev Version 6 3 10 Spread Spectrum Wireless Data Transceiver User Manual Choosing a Location for the Transceivers Placement of the FreeWave transceiver is likely to have a significant impact on its performance The key to the overall robustness of the radio link is the height of the antenna In general FreeWave units with a higher antenna placement will have a better communication link In practice the transceiver should be placed away from computers telephones answering machines and other similar equipment The 6 foot RS232 cable included with the transceiver usually provides ample distance for placement away from other equipment To improve the data link FreeWave Technologies offers directional and Omni directional antennas with cable lengths ranging from 3 to 200 feet When using an external antenna placement of that antenna is critical to a solid data link Other antennas in close proximity are a potential source of interference use the Point to Point diagnostics utility to align and tune antennas Please reference the LAN5455AA Rev D Using Local Diagnostics from a Multipoint Slave pdf file found on the User Manual and System Tools CD for proper usage of the utility An adjustment as little as 2 feet in antenna placement can resolve some noi
82. s below if the connection uses a three wire connection 1 Click the Disconnect button Select Properties from the File menu Click on the Configure button Change the Flow Control to None and click on the OK button Click on the OK button to close the Properties dialog box Click on the Call button Return the transceiver to Setup mode The Setup menu screen should appear 4 A connection exists data is being received through HyperTerminal and some data is correct but the remaining data is in unrecognizable characters This usually indicates a parity mismatch To resolve this issue ensure that the parity of the transceiver and the parity of HyperTerminal are set the same HyperTerminal s parity settings are under Properties and the FreeWave parity is found under the Baud Rate in the Setup mode Click on the Disconnect button Select Properties from the File menu Click on the Configure button Change the Parity to None and click on the OK button Click on the OK button to close the Properties dialog box Click on the Call button Return the transceiver to Setup mode The Setup menu screen should appear DARN For additional troubleshooting for HyperTerminal call FreeWave Technical Support at 303 381 9200 _ LUM0002AF Rev G Version 6 3 17 Spread Spectrum Wireless Data Transceiver User Manual Setting up a Transceiver Note Once Setup mode has been invoke
83. s process may be cancelled by pressing Esc DISABLING A PASSWORD The process to disable the password is similar to the process to change the password However when prompted to enter the new password the follow the steps below 1 Hold down the Alt key and type 0255 2 Release the Alt key 3 Repeat this step 3 more times hold Alt and type 0255 a total of 4 times Important Note If the password feature is enabled and the password is forgotten the transceiver will need to be returned to FreeWave to have the password disabled Time Divisible Multiple Access TDMA Time Divisible Multiple Access TDMA allows radios to do various operations on specific time slots This option is only used for peer to peer communications or when applications are very time specific For additional information about TDMA contact FreeWave Technical Support at 303 381 9200 4 LUM0002AF Rev G Version 6 3 49 Spread Spectrum Wireless Data Transceiver User Manual Additional Settings Some additional parameters are not shown in the Setup menu which may be used with FreeWave transceivers These additional parameters may be set with DOS based software The most common additional settings used by users are described below Low Baud Rates The transceiver s RS232 baud rate may be set to 300 600 or 900 baud Setup Timeout When enabled this mode invokes a timeout feature for the Setup Menu If the transceiver goes into Setup mode and does no
84. s where several FreeWave networks exist This setting will allow Slaves and Repeaters to drop the connection if the link becomes too weak while at the same time prevent errant disconnects due to interference from neighboring networks While intended primarily for MultiPoint networks the Retry Time Out parameter may also be modified in Point to Point networks However the value in Point to Point mode should not be set to less than 151 9 LOWPOWER MODE The Lowpower Mode feature allows a MultiPoint Slave to consume less power This is achieved primarily by dimming the transceiver s LED s When set to 2 through 31 the transceiver will sleep between slots For example at a setting of 2 the transceiver sleeps 1 out of 2 slots at a setting of 3 the transceiver sleeps 2 out of 3 slots and so on The following table shows the changes at different Lowpower Mode settings The actual current draw depends on many factors At a setting of 1 power consumption in idle mode will be reduced from 26 mA to 12 mA A low number reduces latency and a high number reduces current consumption Lowpower disabled 1 LED s dimmed transceiver remains awake transceiver is listening to the More Master s transmissions on every slot and transceiver s data port is shut down if the RTS line is de asserted low In this case the transceiver needs to be awakened before it will be able to send data to the Master LED s dimmed transceiver sleeps every oth
85. se problems In extreme cases such as when interference is due to a Pager or Cellular Telephone tower the band pass filters that FreeWave offers may reduce this out of band noise FreeWave also offers a waterproof version of the several of our more popular transceivers These models may be placed outdoors without additional weather protection The waterproof enclosure requires an external antenna and includes a 6 foot data and power pigtail cable 4 LUM0002AF Rev G Version 6 3 11 Spread Spectrum Wireless Data Transceiver User Manual Setting up the Transceiver using HyperTerminal Note The terms Modem and Transceiver are used interchangeably in this manual and in the text of the Setup menu While the words have different meanings the two terms should be treated as one and the same when referring to FreeWave products Note Included on the User Manual is the optional EZConfig transceiver setup program and instructions This program eliminates the need to use HyperTerminal to program the transceivers Once the transceiver is powered and connected with a cable to the programming computer it can be accessed for use through HyperTerminal or EZConfig The following describes how to set HyperTerminal to program the transceivers To use EZConfig to program a transceiver reference LITOOO5AG Rev User Guide EZConfig 27 found on the User Manual and System Tools CD Accessing HyperTerminal s Setup Menu Note The
86. t receive legitimate menu selections within 3 to 5 seconds it will exit Setup and resume previous mode For more information contact FreeWave Technical Support at 303 381 9200 44 LUMOOO2AF Rev Version 6 3 50 Spread Spectrum Wireless Data Transceiver User Manual Factory Default Settings FreeWave serial 900MHz transceivers are shipped from the factory with the following Default Settings Point to Point Slave Set Baud Rate Defaut if p Onsmoes p cont G Use break to fo Radio Parameters Defaut HOP TABLE VERSION p fo b MINPACKETSZe b SLAVE SecuRIY b Dmsrcs p eioweoweRwopg o _ p mcus bo Ethernet Options Default 0 Ethernet Mode 1 Half Full Duplex 2 Slave IP Stack 3 Slave UDP Mode 4 IP Address 5 Port Address 6 IP Address 2 7 Port Address 2 8 MAC Filter MultiPoint Parameters 0 NUMBER OF REPEATERS 1 1 MASTER PACKET 2 REPEAT 2 MAX SLAVE RETRY 3 RETRY ODDS 4 DTR CONNECT 5 REPEATER FREQUENCY 6 NETWORK ID 7 RESERVED 8 MULTI MASTER SYNC 9 1 PPS ENABLE DELAY 255 SLAVE REPEATER B DIAGNOSTICS C SUBNET ID Disabled Rx ID F D RADIO ID Not Set Local Acces QNNM 255 255 255 255 65535 255 255 255 255 65535 4 LUM0002AF Rev G Version 6 3
87. the probability of a packet getting through but will also increase latency in the network because each packet from the Master or Repeater is being sent multiple times Therefore it is important to find the optimal mix between network robustness throughput and latency In general a setting of 2 to 3 will work well for most well designed networks Note The Master Packet Repeat may be set to 0 if the user software is capable of or requires acknowledgment In this case if a packet sent by the Master and not received by the Slave the user software will control the retries as needed MASTER PACKET REPEAT IN MULTIPOINT NETWORKS WITH REPEATERS The Master Packet Repeat parameter must also be set in MultiPoint Repeaters since a Repeater will appear as a Master to a Slave Therefore the Repeater will send the packet out the number of times corresponding to its own Master Packet Repeat parameter If this parameter is set improperly the reliability of the overall network may be diminished For example if a Master s Master Packet Repeat setting is 3 the link between the Master and Repeater should be robust If the Repeater s Master Packet Repeat is set to 0 this could cause marginal communications between the Repeater and the Slaves The 4 LUM0002AF Rev G Version 6 3 43 Spread Spectrum Wireless Data Transceiver User Manual Slaves communicating through this Repeater will only receive the initial packet from the Master with no repeats There
88. ties E 2 x Settings Bits per second Data bits Parity stop bits Flow control Restore Detaults cecal The following are the port settings which must be set for a proper connection None 7 After selecting the appropriate menu items for each setting click on the OK button The following HyperTerminal dialog box appears FreeWave Users Manual Hyper Terminal Edit Call Transfer Help Connected 0 03 40 Auto detect Auto detect SCROLL LUMOO02AF Rev Version 6 3 14 Spread Spectrum Wireless Data Transceiver User Manual 8 Save the HyperTerminal connection settings by selecting Save from the File menu IMPORTANT NOTE Whenever a change is made to the HyperTerminal settings in an open terminal session the connection must be disconnected then reconnected before the settings will take effect 9 connect HyperTerminal to the transceiver press the Setup button on the back of the FreeWave transceiver If connected to the diagnostics port U Capital U to invoke the Setup menu Button Model FGR 115WC Model FGR 115RC Waterproof Rugged To invoke the Setup menu in board level radios 1 Short pins 2 amp 4 Brown to Black on the white 10 pin header next to the LED s 2 If using a Programming Cable ASC3610DB ASC3610DJ press the Setup button 3 If using the gray ribbon Diagnostic Cable P
89. ultiPoint network is used in applications where data is collected from many instruments and reported back to one central site As such the architecture of such a network is different from Point to Point applications The number of radios in a MultiPoint network is influenced by the following parameters 1 Size of the blocks of data The longer the data blocks the smaller the network capacity 2 Baud rate 3 The amount of contention between Slaves Polled Slaves vs timed Slaves 4 Use of Repeaters Using the Repeater setting in a MultiPoint network will decrease overall network capacity by 50 For example if the network will be polling Slaves once a day to retrieve sparse data several hundred Slaves could be configured to a single Master However if each Slave will be transmitting data at greater levels then fewer Slaves should be linked to the Master The overall network will be closer to capacity with fewer Slaves For examples and additional information on data communication links see the section Examples of Data Communication Links later in this document 4 LUM0002AF Rev G Version 6 3 8 Spread Spectrum Wireless Data Transceiver User Manual Quick Start on a Point to MultiPoint Network The following is a quick start guide for setting up two transceivers in Point to MultiPoint mode This mode allows for a Master to communicate with several Repeaters and Slaves simultaneously 1 Connect the transceiver to the ser
90. ver to be controlled entirely through software commands A number of key parameters in FreeWave s user interface may be changed either directly with a program such as Windows Terminal or through the use of script files Additionally when the Point to Point Slave Master Switchable option is selected and the transceiver is not calling a Slave it will function as a Slave and accept any appropriate calls from other transceivers This option allows the transceiver to operate as a Repeater in a MultiPoint network See the MultiPoint parameters section for details on enabling MultiPoint Slave Repeater mode This option allows the transceiver to operate as a Master radio compatible with the SEL Mirrorbit Protocol see FGR Radio Modem in Mirror Bit Mode Addendum LADOOO6AB for more information This option allows the transceiver to operate as a Slave radio compatible with the SEL Mirrorbit Protocol see FGR Radio Modem in Mirror Bit Mode Addendum LADOOO6AB for more information This menu is only needed for Ethernet transceivers Although this menu is included here it is unrelated to the transceiver s Mode Please see the Ethernet addendum for more information on this menu A LUM0002AF Version 6 3 19 Spread Spectrum Wireless Data Transceiver User Manual Set Operation Mode 1 Selecting 0 Set Operation Mode from the Main Menu displays the following window SET MODEM Modem Mode 15 2 Point to Point Master Poi
91. ze RF Rate 2 RF m Rate 3 The following table defines the Maximum packet size in bytes by way of charting the Min Packet Size setting versus the Max Packet Size setting where the RF Data Rate is set to 2 Maximum Packet Size Definition with RF Date Rate of 2 145 6 7 8 9 __0__ 15 37 58 79 101 122 143 165 186 27 1 21 42 63 106 127 149 170 191 213 2 26 47 69 90 111 133 154 175 197 28 L 3 1 8 8 08 159 31 22 28 4 37 58 79 101 122 143 165 186 207 29 5 42 63 106 127 149 170 191 213 234 6 47 69 90 111 133 154 175 197 218 239 _ 7 53 74 95 117 138 150 181 202 223 245 8 58 79 101 122 143 165 186 207 229 250 9 63 85 106 149 191 4 LUM0002AF Rev G Version 6 3 36 Spread Spectrum Wireless Data Transceiver User Manual The following table defines the Maximum packet size in bytes by way of charting the Min Packet Size setting versus the Max Packet Size setting where the RF Data Rate is set to 3 Using the default settings the actual maximum packet size in bytes is 172 Maximum Packet Size Definition with RF Date Rate of 3 Ma etting MnSeting 0 1 2 4 5 6 7 58 9 __ 8 24 40 56 72 88 104 120 136 152 1 12 28 44 60 76 92 108 124 140 1456 _ 2 16

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