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HE-XRC9 - Horner APG

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1. 1 0 20 Time seconds Figure 4 2 Incorrect Configuration LH lt SM Length of wake up initializer is shorter than the time interval of Cyclic Sleep This configuration is vulnerable to the receiver waking and missing the wake up initializer and therefore also the accompanying payload data Transmitted Data Wake up load Length of Wake up Initializer 1 1 Seconds Initializer Data Payloa LH 0x05 i Receiver Cyclic 1 0 Sea md Sleep Mode a second j gt Sleep Mode 1 second 4 SM 4 af a LE L Idle Mode 100ms A 1 0 20 Time seconds Page 44 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 ST Time before Sleep Command lt Sleep Mode Low Power gt ST Command is used AT Command ATST to set read the period of time milliseconds in Binary Command 0x02 2 decimal entering Sleep Mode x 100 milliseconds For example if the ST Parameter is set to 0x64 Default Parameter Value 0x64 100 decimal 100 decimal the modem will enter into Sleep Number of bytes returned 2 mode after 10 seconds of inactivity no Related Commands SM Sleep Mode LH transmitting or receiving Wake up Initializer Timer HT Time before Wake up Initializer This command can only be used if Cyclic Sleep or A AA Serial Port Sleep Mode settings have been selected using SM Sleep Mode Command TP Board Temperature Command lt Di
2. Invalid VID e No Data Data Detected Check Send Data to Pl gt DO Buffer and channel number gt dr Channel ATHP Pr Channels match Invalid Address Addresses match Check a _Addresses x Invalid CRC De Assert RX LED Check CRC RX Receive Data Page 20 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 The modem returns to Idle Mode after valid RF data is no longer detected or after an error is detected within the received RF data If serial data is stored in the DI buffer while the modem is in Receive Mode the serial data will be transmitted after the modem is finished receiving data and returns to Idle Mode Shutdown Mode Hardware Sleep Shutdown Mode offers the lowest power mode available to Horner modem users lt 1 WA This mode is available through the XRC9 Contact Horner Technical Support for more information Command Mode To set or read modem parameters the modem must first enter Command Mode a state in which incoming characters are interpreted as commands Two command types are available e AT Commands e Binary Commands For modified parameter values to persist in the modem s registry changes must be saved to non volatile memory using WR Write Command Otherwise parameters are reset to previously stored values after the modem is powered off and then on again AT Commands To enter AT Command Mode Sen
3. RS 232 485 RF Modem Product Manual May 27 2007 Page 11 MANO0850 01 1 5 Configuration Once the HE XRC9 is installed the corresponding CSCAPE application must be made aware of the optional COM module This is accomplished through the CSCAPE Controller gt I O Configuration menu as shown below 1 0 Configuration F E x CPU Slots Network 1 0 MLE Cecan HESE 85 Empy a EMPTY u Figure 1 4 Pre Configuration Auto Config System OF Cancel Apply If the target XLe with the HE XRC9 installed is available and connected to CSCAPE the Auto Config System will fill the EMPTY slot with HEXRC9 information If the target XLe is NOT available the user may manually configure by clicking the Config button adjacent to the EMPTY slot and selecting HEXRC9 radio modem option card this assumes that XLE has previously been selected as the Controller Thereafter on exiting the I O Configuration dialog by clicking the OK button the application is configured for the HE XRC9 I 0 Configuration m E xl CPU Slots Network 140 ALE Lacan Config HEXE1MM O SEEE EERT Confia HE ALI Modem Contig Figure 1 5 Post Configuration Auto Config System Ok Cancel Apply Failure to set HEXRC9 in the I O Configuration when attempting to download an application that uses an OPEN function block set to Radio 900 generates a download error Even if the HE XRC 9 is not used by t
4. HORNER APG User Manual for HE XRC9 Wireless Communication 900MHZ MODEM COM Module 27 May 2007 MAN0850 01 RS 232 485 RF Modem Product Manual May 27 2007 Page 3 MANO0850 01 PREFACE This manual explains how to install and use the 900MHz Modem COM Module HE XRC9 Copyright C 2007 Horner APG LLC 59 S State Ave Indianapolis Indiana 46201 All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form by any means electronic mechanical magnetic optical chemical manual or otherwise without the prior agreement and written permission of Horner APG Inc Copyrights of part of this manual belong to MaxStream Inc All software described in this document or media is also copyrighted material subject to the terms and conditions of the Horner Software License Agreement Information in this document is subject to change without notice and does not represent a commitment on the part of Horner APG SmartStack SmartStix and CsCAN are trademarks of Horner APG Xtend is a registered trademark of MaxStream Inc For user manual updates and assistance contact Technical Support North America 317 916 4274 www heapg com Europe 353 21 4321 266 www horner apg com Page 4 May 27 2007 RS 232 485 RF Modem Product Manual MANO850 01 LIMITED WARRANTY AND LIMITATION OF LIABILITY Ho
5. AT Command ATDT Binary Command 0x00 Parameter Range 0 OxFFFF Default Parameter Value O Number of bytes returned 2 Related Commands HP Hopping Channel ID Modem VID MK Address Mask same addresses All modems that share the same Destination Address can communicate freely with each other Modems in the same network with a different Destination Address than that of the transmitter will listen to all transmissions to stay synchronized but will not send any of the data out their serial ports EO Echo Off Command lt Command Mode Options gt EO Command turns off character echo in AT Command Mode By default echo is off AT Command ATEO Binary Command Ox0A 10 decimal RS 232 485 RF Modem Product Manual May 27 2007 Page 33 MANOS850 01 El Echo On Command lt Command Mode Options gt E1 Command turns AT Command ATEI on the character echo in AT Command Mode Binary Command 0x0B 11 decimal Each typed character will be echoed back to the terminal when ATE1 is active EO is the default ER Receive Error Count Command lt Diagnostics gt Set Read the number of receive AT Command ATER errors The error count records the number of Binary Command OxOF 15 decimal packets partially received then aborted on a Parameter Range 0 OxFFFF reception error This value returns to O after a Default Parameter Value O reset and is not non volatile Value does not persist in the modem
6. 1 Page 38 May 27 2007 RS 232 485 RF Modem Product Manual MAN0850 01 PW Pin Wake up Command lt Sleep Low Power gt Under normal operation a AT Command ATPW modem in Cyclic Sleep Mode cycles from an Binary Command 0x1D 29 decimal active state to a low power state at regular Parameter Range O 1 intervals until data is ready to be received If the Parameter a PW Parameter is set to 1 the SLEEP Pin can be Value Configuration used to awaken the modem from Cyclic Sleep If 0 Disabled the SLEEP Pin is de asserted low the modem 1 Enabled ae be fully operational and will not go into Cyclic Default Parameter ValuexO eep Number of bytes returned 1 Once SLEEP is asserted the modem will remain Related Commands SM Sleep Mode ST Time active for the period of time specified by ST Time before Sleep before Sleep Command and will return to Cyclic Sleep Mode if no data is ready to be transmitted PW Command is only valid if Cyclic Sleep has been enabled RB Packetization Threshold Command lt Serial Interfacing gt RF transmission will AT Command ATRB commence when data is in the DI Buffer and Binary Command 0x20 32 decimal either of the following criteria are met Parameter Range 0 Current value of PK e RO character times of silence on the Parameter up to 0x800 Bytes UART receive lines ignored if RO 0 Default Parameter Value 0x800 e RB characters have been received by the Numb
7. Buffer not complete Initialization Complete Page 18 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 After either of the RB and RO conditions are met the modem then initializes a communications channel Data in the DI buffer is grouped into RF packets up to 2048 bytes in each packet refer to PK Maximum RF Packet Size Command converted to RF data and then is transmitted over the air until the DI buffer is empty Channel initialization is the process of sending an RF initializer that synchronizes receiving modems with the transmitting modem During channel initialization incoming serial data accumulates in the DI buffer RF data which includes the payload data follows the RF initializer The payload includes up to the maximum packet size PK Command bytes As the TX modem nears the end of the transmission it inspects the DI buffer to see if more data exists to be transmitted This could be the case if more than PK bytes were originally pending in the DI buffer or if more bytes arrived from the host during transmission If more data is pending the transmitting modem instructs all listening modems that a subsequent packet is coming Receiving modems move to the new frequency and listen for the subsequent packet Refer to the RF Communication Options p22 section for information and state diagrams that illustrate channel initialization and the sequence of events that follow RF Packet Fi
8. Command Mode Timeout Command the modem automatically returns to Idle Mode OR 2 Send ATCN Exit Command Mode Command Binary Commands Sending and receiving register values using binary commands is the fastest way to change the operating parameters of the 900MHz Modem COM Module Binary commands are used most often to sample signal strength RS register and or error counts or change modem addresses and channels for polling systems Since the sending and receiving register values takes place through the same serial data path as live data received RF payload interference between the two can be a concern Common questions about using binary command mode e What are the implications of asserting CMD in any of the various states while live data is being sent or received e Specifically is there a minimum time delay after serial data is sent before which we can assert CMD and send a command e Isa delay required after CMD is de asserted before we can send normal data e How can we know if data being received is the return from a command or live data e The application does not allow control over when data is received except by waiting for dead time between bursts of communication Answers The CMD line GPI1 can be asserted to send a command to the radio anytime during transmission or reception of data Note that the status of the CMD signal is only checked at the end of the stop bit as the byte is shifted into the serial po
9. Mode Serial Port Sleep ST Time before Sleep Cyclic Sleep ST Time before Sleep LH Wake up Initializer Timer HT Time Before Serial Port Sleep SM 2 Wake up Initializer PW Pin Wake up Serial Port Sleep is a Sleep Mode in which the 900MHZ MODEM runs in a low power state until serial data is detected on the DI pin When Serial Port Sleep is enabled the modem goes into Sleep Mode after a user defined period of inactivity no transmitting or receiving of data This period of time is determined by ST Time before Sleep Command Once a character is received through the DI pin the modem returns to Idle Mode and is fully operational Cyclic Sleep SM 4 8 Cyclic Sleep is the Sleep Mode in which the 900MHZ MODEM enters into a low power state and awakens periodically to determine if any transmissions are being sent Cyclic sleep settings wake the modem after the amount of time designated by the associated SM parameter values If the modem detects a wake up initializer during the time it is awake the modem synchronizes with the transmitting modem and starts receiving data after the wake up initializer runs its duration Otherwise the modem returns to Sleep Mode and continues to cycle in and out of activity until a wake up initializer is detected If a Cyclic Sleep setting is chosen the ST LH and HT parameters must also be set as described in the Sleep Mode section of this manual When Cyclic Sleep settings are enabled
10. Modem Product Manual MANO850 01 How to eliminate the need for flow control 1 Send messages that are smaller than the DI buffer size The size of the DI buffer varies according to the packet size PK parameter and the parity setting NB parameter used 2 Interface at a lower baud rate BD parameter than the RF data rate BR parameter Case in which the DI Buffer may become full and possibly overflow If the modem is receiving a continuous stream of RF data or if the modem is monitoring data on a network any serial data that arrives on the DI pin is placed in the DI Buffer The data in the DI buffer will be transmitted over the air when the modem no longer detects RF data in the network Hardware Flow Control CTS When the DI buffer is 17 bytes away from being full by default the modem de asserts high CTS to signal to the host device to stop sending data refer to FT Flow Control Threshold p34 and CS GPO1 Configuration p32 Commands CTS is re asserted after the DI Buffer has 34 bytes of memory available Software Flow Control XON XON XOFF software flow control can be enabled using the FL Software Flow Control Command p33 This option only works with ASCII data DO Data Out Buffer amp Flow Control When RF data is received the data enters the DO buffer Once the DO Buffer reaches capacity any additional incoming RF data is lost The DO buffer stores at least 2 1 KB Two cases in which the DO Buffer
11. Moti A09 Y8TN Fred Moti IC Industry Canada Certification Labeling requirements for Industry Canada are similar to those of the FCC A clearly visible label on the outside of the final product enclosure must display the following text Contains Model 9XTend Radio IC 4214A 9XTEND Integrator is responsible for its product to comply with IC ICES 003 amp FCC Part 15 Sub B Unintentional Radiators ICES 003 is the same as FCC Part 15 Sub B and Industry Canada accepts FCC test report or CISPR 22 test report for compliance with ICES 003 RS 232 485 RF Modem Product Manual May 27 2007 Page 53 MANO850 01 Appendix B Additional Information Technical Support For user manual updates and assistance contact Technical Support North America 317 916 4274 www heapg com Europe 353 21 4321 266 www horner apg com Page 54 May 27 2007 RS 232 485 RE Modem Product Manual MANO0850 01 NOTES
12. Product Manual MANO0850 01 FCC Notices Adherence to the following is required IMPORTANT The 900MHz Modem COM Modules have been certified by the FCC for use with other products without any further certification as per FCC section 2 1091 Changes or modifications not expressly approved by Horner could void the user s authority to operate the equipment IMPORTANT OEMs must test their final product to comply with unintentional radiators FCC section 15 107 and 15 109 before declaring compliance of their final product to Part 15 of the FCC Rules IMPORTANT The 900MHz Modem COM Modules have been certified for fixed base station and mobile applications If modems will be used for portable applications the device must undergo SAR testing NOTE 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 can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to
13. by any means The entire payload of the packet is encrypted using the key and the CRC is computed across the ciphertext When encryption is turned on each packet carries an additional 16 Page 35 AT Command ATHV Parameter Range read only O OxFFFF Default Parameter Value 0x14FF 5375d Number of bytes returned 2 AT Command ATID Binary Command 0x27 39 decimal Parameter Range O Ox7FFF user settable 0x8000 OxFFFF factory set Default Parameter Value 0x3332 13106d Number of bytes returned 2 AT Command ATKY Binary Command 0x3C 60 decimal Parameter Range O any other 64 digit hex valid key Default Parameter Value O disabled Number of bytes returned 2 Number Base Always Hexadecimal bytes to convey the random CBC Initialization Vector IV to the receiver s A modem with the wrong key or no key will still receive encrypted data but the resultant data driven out the serial port will be meaningless Likewise a modem with a key will still receive unencrypted data sent from a modem without a key but the output will be meaningless Because CBC mode is utilized repetitive data appears different in different transmissions due to the randomly generated IV LH Wake up Initializer Timer Command lt Sleep Low Power gt LH Command is used to set read the duration of time for which the wake up initializer is sent When receiving modems are put into Cyclic Sleep Mode the
14. bytes of data Inserted random delay lasts between 1 amp RN 1 delay slots where each delay slot lasts 38 ms TT command can be used to simulate full duplex behavior TX Transmit Only Command lt RF Interfacing gt TX Command is used to AT Command ATTX set read the transmit receive behaviors of the Binary Command 0x3F 63 decimal modem Setting a modem to TX only may reduce Parameter Range O 1 latency because the transmitting modem will Parameter never be stuck receiving data from other Value Configuration modems 0 TX and RX 1 TX only Default Parameter Value O Number of bytes returned 1 RS 232 485 RF Modem Product Manual May 27 2007 Page 45 MAN0850 01 VL Firmware Version verbose Command lt Diagnostics gt VL Command is used to read the AT Command ATVL verbose firmware version of the 900MHZ MODEM Parameter Range Returns string Number of bytes returned 2 Sample output Firmware version 0 8 Apr 16 2004 10 46 57 VR Firmware Version Command lt Diagnostics gt VR Command is used to read the AT Command ATVR firmware version of the 900MHZ MODEM Binary Command 0x14 20 decimal Parameter Range read only O OxFFFF Number of bytes returned 2 WA Active Warning Numbers Command lt Diagnostics gt WA Command reports the warning AT Command ATWA numbers of all active warnings one warning Parameter Range Returns string one number per line No further informatio
15. may become full and possibly overflow If the RF data rate is set higher than the interface data rate of the modem the modem will receive data from the transmitting modem faster than it can send the data to the host If the host does not allow the modem to transmit data out from the DO buffer because of being held off by hardware or software flow control Hardware Flow Control RTS If RTS is enabled for flow control RT Parameter 2 p41 data will not be sent out the DO Buffer as long as RTS is de asserted Software Flow Control XOFF XON XOFF software flow control can be enabled using the FL Software Flow Control Command p33 This option only works with ASCII data RS 232 485 RF Modem Product Manual May 27 2007 Page 17 MANO0850 01 Modes of Operation 900MHz Modem COM Modules operate in five modes Mode qe Idle 7 Receive o ARA u Command Mode Figure 3 2 Modes of Operation The COM Module can only be in one mode at a time Idle Mode When not receiving or transmitting data the modem is in Idle Mode The modem uses the same amount of power in Idle Mode as it does in Receive Mode The modem shifts into the other modes of operation under the following conditions e Data is received in the DI Buffer Transmit Mode e Valid RF data is received through the antenna Receive Mode e Command Mode Sequence is issued Command Mode e Sleep Mode condition is met Sleep Mode The modem automatically tran
16. of contract warranty tort including negligence or otherwise shall Horner APG or its suppliers be liable of any special consequential incidental or penal damages including but not limited to loss of profit or revenues loss of use of the products or any associated equipment damage to associated equipment cost of capital cost of substitute products facilities services or replacement power down time costs or claims of original purchaser s customers for such damages To obtain warranty service return the product to your distributor with a description of the problem proof of purchase post paid insured and in a suitable package ABOUT PROGRAMMING EXAMPLES Any example programs and program segments in this manual or provided on accompanying diskettes are included solely for illustrative purposes Due to the many variables and requirements associated with any particular installation Horner APG cannot assume responsibility or liability for actual use based on the examples and diagrams It is the sole responsibility of the system designer utilizing the XRC9 module to appropriately design the end system to appropriately integrate the XRC9 module and to make safety provisions for the end equipment as is usual and customary in industrial applications as defined in any codes or standards which apply Note The programming examples shown in this manual are for illustrative purposes only Proper machine operation is the sole responsibility of the
17. receiving data It remains active until no data is detected for the period of time specified by the ST Command at which point it resumes its low power cyclic state Note The cyclic interval time defined by SM Sleep Mode Command must be shorter than the interval time defined by LH Wake up Initializer Timer For example If SM 4 Cyclic 1 0 second sleep the LH Parameter should equal OxB 1 1 seconds With these parameters set there is no risk of the receiving modem being asleep for the duration of wake up initializer transmission Cyclic Scanning explains in further detail the relationship between Cyclic Sleep and Wake up Initializer Timer Cyclic Scanning Each RF transmission consists of an RF Initializer and payload The wake up initializer contains initialization information and all receiving modems must wake during the wake up initializer portion of data transmission in order to be synchronized with the transmitting modem and receive the data Figure 4 1 Correct Configuration LH gt SM Length of the wake up initializer exceeds the time interval of Cyclic Sleep The receiver is guaranteed to detect the wake up initializer and receive the accompanying payload data Transmitted Data Length of Wake up Initializer 1 1 Seconds LH 0x08 Wake up Initializer Payload mm je Receive Mode Receiver Cyclic 1 0 Second H Sleep Mode 1 second 4 SM 4 L Idle Mode 100ms
18. system integrator RS 232 485 RF Modem Product Manual May 27 2007 Page 5 MANO0850 01 Contents 1 900MHz Modem COM Module 7 Features 7 Worldwide Acceptance 7 Specifications and Overview 8 1 3 Overview 9 1 4 INSTALLATION PROCEDURE 10 1 5 Configuration 11 1 6 Ladder communications 12 2 Drawings and Photographs 13 3 RF Module Operation 15 Host and COM Module I O Settings 15 Flow Control 15 Modes of Operation 17 Idle Mode 17 Transmit Mode 17 Receive Mode 19 Shutdown Mode 20 Command Mode 20 RF Communication Options 22 Addressing Options 23 Streaming Mode 24 Acknowledged Mode 25 Multi Transmit Mode 26 4 Command and Control 28 Command Descriptions Short 28 Command Descriptions long 29 Appendix A Agency Certifications 47 FCC Certification 47 Labeling Requirements 47 FCC Notices 48 FCC Approved Antennas 900 MHz 49 IC Industry Canada Certification 52 Appendix B Additional nformation 53 Technical Support 53 Page 6 May 27 2007 RS 232 485 RE Modem Product Manual MANO0850 01 NOTES RS 232 485 RF Modem Product Manual May 27 2007 Page 7 MANO0850 01 1 900MHz Modem COM Module The XLe OCS plug in accessory 900MHz Modem COM Module is our longest range wireless solution Out of box the modem is equipped to sustain long range wireless links between devices Simply enter serial data into one modem and the data surfaces on the other side of the wireless link The modem transfers a standard asynchronous s
19. the 900MHZ MODEM goes into Sleep Mode after a user defined period of inactivity no transmission or reception on the RF channel The user defined period is determined by ST Time before Sleep Command While the modem is in Cyclic Sleep Mode GPO1 CTS is de asserted high to indicate that data should not be sent to the modem during this time When the modem awakens to listen for data GPO1 is asserted and any data received on the DI Pin is transmitted The PWR pin is also de asserted low when the modem is in Cyclic Sleep Mode RS 232 485 RF Modem Product Manual May 27 2007 Page 43 MANO0850 01 SM Command continued The modem remains in Sleep Mode for a user defined period of time ranging from 0 5 seconds to 16 seconds SM Parameters 3 through 8 After this interval of time the modem returns to Idle Mode and listens for a valid data packet for 100 ms If the modem does not detect valid data on any frequency the modem returns to Sleep Mode If valid data is detected the modem transitions into Receive Mode and receives incoming RF packets The modem then returns to Sleep Mode after a Period of inactivity that is determined by ST Time before Sleep Command The modem can also be configured to wake from cyclic sleep when GPI2 SLEEP is de asserted low To configure a modem to operate in this manner PW Pin Wake up Command must be issued Once GPI2 is de asserted the modem is forced into Idle Mode and can begin transmitting or
20. the DOUT signal from the modem Signal 3 is CTS Signal 4 is CMD In this particular graph a value was written toa po TT e A A register and then read out to verify it While not in the middle of other received data note that the CTS signal GPO1 outlines the data response out of the modem A A SS A A Si s 00v Ch2 5 00v M 400us A Chl 5 2 00V ch3 5 00 V Ch4 5 00 V 9 Oct 2002 10 00 15 22 30 IMPORTANT For the 900MHZ MODEM to recognize a binary command RT GPI1 Configuration Command must be issued If binary programming is not enabled RT 1 the modem will not recognize the data as binary commands RF Communication Options The 900MHz Modem COM Module can be configured to operate in any of three RF communication modes e Streaming e Acknowledged e Multi Transmit The mode is defined by parameters stored in the transmitting modem see table below Receiving modems automatically adapt to the correct mode on a per packet basis based on the contents of each received packet RS 232 485 RF Modem Product Manual May 27 2007 Page 23 MANO0850 01 Table 3 2 Mode in Relation to Transmitting Modem Parameter Values RF Communication Mode RR Parameter Value MT Parameter Value mg TO Addressing Options Transmissions can be addressed to a specific modem or group of modems using the DT Destination Address and MK Address Mask commands A receiving modem will only accept a packet if it
21. 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 receiving modem e Connect the equipment into an outlet on a circuit different from that to which the receiving modem is connected e Consult the dealer or an experienced radio TV technician for help Antenna Warning A WARNING This device has been tested with Reverse Polarity SMA connectors with the antennas listed in Tables A 1 A 7 of Appendix A When integrated into OEM products fixed antennas require installation preventing end users from replacing them with non approved antennas Antennas not listed in the tables must be tested to comply with FCC Section 15 203 unique antenna connectors and Section 15 247 emissions RS 232 485 RF Modem Product Manual May 27 2007 Page 49 MANO0850 01 FCC Approved Antennas 900 MHz Fixed Base Station and Mobile Applications Horner Modems are pre FCC approved for use in fixed base station and mobile applications When the antenna is mounted at least 20 cm 8 from nearby persons the application is considered a mobile application Portable Applications and SAR Testing When the antenna is mounted closer than 20 cm to nearby persons then the application is considered portable and requires an additional test be performed on the final product This test is called the Specific Absorption Rate SAR testing and m
22. 0 to 85 C Connector RPSMA Reverse polarity SMA Type 12 wave dipole whip 6 75 17 1 cm 2 1 dBi Gain Impedance 50 ohms unbalanced Certifications FCC Part 15 247 OUR 9XTEND Industry Canada IC 4214A 9XTEND RS 232 485 RF Modem Product Manual May 27 2007 Page 9 MANO850 01 Table 1 2 COM Module Specifications Relative to user selected TX Power Output Power a Ss TX Currents a To Each TX Power a Option Transmit Power Output Power Transmit Power Output Transmit Current 9600 baud 9 VDC supply voltage typical 110 mA 145 mA 250 mA 510 mA 900 mA Transmit Current 115K baud 9 VDC supply voltage typical 110 mA 140 mA 245 mA 500 mA 800 mA Figure 1 1 Antenna Port XRC9 1 2a Antenna Port Port is a 509 RF signal connector for connecting to an external antenna The connector type is RPSMA Reverse Polarity SMA female The connector has threads on the outside of a barrel and a male center conductor 1 3 Overview To supplement the built in MJ1 and MJ2 serial ports on the XLe the OOMHz modem optional COM module HE XRC9 can be installed internal to the XLe to provide 9OOMHz spread spectrum communications The HE XRC9 has the following features Topology Spread spectrum HSFF Frequency ISM 908 928 MHz Encryption 256bit AES Power 1mW to 1 watt adjustable to match antenna to maximum EIRP Indoor range up to 3000 feet Outdoor range up to 40 miles line of sight Transfer ra
23. 1 second Related Commands AT Guard Time After BT Guard Time Before Command CC Command Sequence Character e Send three plus characters CC Command Sequence Character Command e No characters sent for 1 second AT Guard Time After Command The default sequence used to enter AT Command Mode is as follows All values in the sequence can be modified RS 232 485 RF Modem Product Manual May 27 2007 MAN0850 01 CC Command Sequence Character Command lt Command Mode Options gt CC Command is used to set read the ASCII character used between Guard Times of the AT Command Mode Sequence BT CC AT The AT Command Mode Sequence activates AT Command Mode from Idle Mode The default sequence used to enter AT Command Mode is as follows Page 31 AT Command ATCC Binary Command 0x13 19 decimal Parameter Range 0x20 Ox7F Default Parameter Value Ox2B ASCII sign Number of bytes returned 1 Related Commands AT Guard Time After BT Guard Time Before e No characters sent for 1 second BT Guard Time Before Command e Send three plus characters CC Command Sequence Character Command e No characters sent for 1 second AT Guard Time After Command All of the values in this sequence can be adjusted CD GPO2 Configuration Command lt Serial Interfacing gt CD Command is used to select read the behavior of the GPO2 line CF Number Base Command AT Comm
24. FFF Diagnostics 2 HP Ox11 17d Hopping Channel 0 9 Networking amp Securty 1 0 __ HT Ox03 3d Timebefore Wake up Initializer 0 OXFFFF x 100 msec Marina Vesion 0 EA A m 0 Any other 64 digit hex valid key Networking amp Security 2 10 0 OxFF x 100 msec 0 OXFFFF MT OX3D 61d Mult Transmit 0 0xFF Networking amp Security 1 0 OxFFFF NB 0x23 35d Party __________ 0 4 Serial Interfacing 1 0 1 0x800 Bytes PL Ox3A 58d TXPowerlevel 0 4 Pw OxID 29d PinWake up 0 1 Sleep Low Power 1 10 RB 10x20 32d Packetization Threshold 1 Current value of PK RC Ambient Power Single Channel 0 0x31 dBm read only Diagnoses Ee RE 0X0E 14d Restore Defaults Speci fe EEE RM Ambient Power AllChannels No parameter 0x7D0 read only Diagnostics 2 RN 0x19 250 Delay Slots 0 OFF slots Networking Security 1 0 RO 0x21 33d Packetization Timeout OxF FFF x UART character time RP 0x22 34d RSSIPWMTimer O OFF x 100 msec AR 0x18 24d Retries O OFF RT Ox16 22d GPI1 Configuration 0 2 Serial Interfacing 2D SB 03765 StopBits 0 1 Serial Interfacing 0x25 37d Serial Number High 0 OXFFFF read only RS 232 485 RF Modem Product Manual May 27 2007 Page 29 MANDO0850 01 0 OXFFFF read only 0 2 4 8 3 reserved Sleep Low Powe 1 0 ATAT 3 OX7FFF x 100 msec 0 0x7F read only Diagnostics O OXFFFF read only Diagnostics 2 0 OXFFFF 0
25. Fixed Table A 2 Yagi antennas approved when operating at 1 Watt power output or lower Part Number Tye Connector Gain Required Antenna Cable Loss Application A09 HRSM Right angle half wave RPSMA 2 1 dBi Fixed A09 Y6 2 Element Yagi 6 1 dBi 0 1 dB Fixed Mobile A09 Y7 3 Element Yagi RPN 7 1 dBi 1 1 dB Fixed Mobile RPN A09 Y 61M 2 Element Yagi RPTNC 6 1 dBi 0 1 dB Fixed Mobile A09 Y 7TM 3 Element Yagi RPTNC 7 1 dBi 1 10B Fixed Mobile A09 Y 8TM 4 Element Yagi RPTNC 8 1 dBi 2 1 dB Fixed Mobile FCC regulations stipulate a 36 dBm EIRP power requirement Users implementing antenna gain greater than 6 0 dB must compensate for the added gain with cable loss When operating at 1 W power output the sum in dB of cable loss and antenna gain shall not exceed 6 0 dB A09 Y8 4 Element Y agi RPN 8 1 Bi 2 1 dB Fixed Mobile Page 50 May 27 2007 RS 232 485 RF Modem Product Manual MANO850 01 Omni directional base station antennas approved when operating at 1 Watt power output or lower PartNumber Type Connector Gain_ Required Antenna Cable Loss Application mao Fiberglass Base Stan Rn B BETT Fiberlass Base Staton RPN OB ed az Fberlass Base Staton RN LAB ed aga Fberlass Base Staton RPN LAMB ed asa Fberlass Base Staton RN LAB ed aos Fiberlass Base Staton RPN BABY ed ar Fiergs Base Staton RPN slei oe ed ae Fiberglass Base Staton RPN mie oe ed O aore Fi
26. K is set above 256 and BR is subsequently changed to O then PK will automatically be lowered to 256 and a warning will be raised see BR RD Data Rate and WN Warning Data Commands for details Page 37 AT Command ATNB Binary Command 0x23 35 decimal Parameter Range O 4 eet Configuration 0 8 bit no parity or 7 bit any parity 1 8 bit even 2 8 bit odd 3 8 bit mark 4 8 bit space Default Parameter Value O Number of bytes returned 1 AT Command ATPK Binary Command 0x29 41 decimal Parameter Range 0 0x800 Bytes Default Parameter Value 0x800 2048 decimal Number of bytes returned 2 Related Commands BR RF Data Rate RB Packetization Threshold RO Packetization Timeout WN Warning Data Changes to this parameter may have a secondary effect on the RB Packet Control Characters Parameter RB must always be less than or equal to PK If PK is changed to a value less than the current value of RB RB is automatically lowered to be equal to PK When BR 0 the maximum PK value is 0x100 256d When BR 1 the maximum PK value is Ox800 2048d PL Power Level Command lt RF Interfacing gt PL Command is used to set read the power level at which the modem transmits AT Command ATPL Binary Command 0x3A 58 decimal Parameter Range O 4 nee Configuration 0 1 mW 1 10 mW 2 100 mw 3 500 mw 4 1000 mW 1 Watt Default Parameter Value 4 Number of bytes returned
27. XLe unit and remove the back cover The back cover can be discarded or saved but it will be replaced with the extended back cover that ships with the communication add on Screws are re used Figure 1 REMOVE FOUR SCREWS AS SHOWN AND REMOVE BACK COVER DISCARD BACK COVER ONLY DO NOT DISCARD SCREWS INSTALL COM BOARD BY ALIGNING CONNECTOR AND SEATING BOARD FULLY ON STANDOFFS INSTALL NEW BACK COVER RE USING THE FOUR SCREWS amp ua Figure 1 2 Removing Back Cover of the XLE Figure 1 3 Installing the COM Board in the XLE 3 Plug the communication board onto the 24 pin connector Make sure all the pins are properly aligned 4 Place the extended back cover onto the unit It can be helpful to tip it at an angle so the connector on the COM board passes through the opening on the back cover 5 Place the screw back into the hole and turn the screw slowly counter clockwise until it clicks into the threads This prevents the screw from being cross threaded Now turn the screw clock wise until the cover is firmly secured Repeat this process for all four 4 screws 6 Install the included antenna Note In most applications the XLe will be mounted inside an enclosure The antenna should be mounted on the outside of the enclosure with an appropriate antenna extension cable Horner APG offers two optional kits that include these cables the one foot 0 304 meter HE200ANT906 and the four foot 1 219 meter HE200ANT908
28. acket After the set time when no RF packets are received PWM output is set low 0 percent PWM until another RF packet is received PWM output is also set low at power up A parameter value of OxFF permanently enables PWM output and always reflects the value of the last received RF packet Pin 11 of the encased OEM RF module is shared between PWM output and Config input When the modem is powered the Config pin is an input During the power up sequence if RP parameter is a non zero value the Config pin is configured as an output and set low until the first RF packet is received With a non zero RP parameter the Config pin is an input for RP ms after power up RR Retries Command lt Networking amp Security gt RR Command is used AT Command ATRR to set read the number of retries that can be sent Binary Command 0x18 24 decimal for a given RF packet When RR Command is Parameter Range 0 OxFF enabled non zero value and when MT Command equals zero RF packet acknowledgements and retries are enabled Default Parameter Value Ox0A 10 decimal Number of bytes returned 1 After transmitting a packet the transmitting modem waits to receive an acknowledgement from a receiving modem If the acknowledgement is not received in the period of time specified by RN Delay Slots Command the original packet is transmitted again The RF packet is transmitted repeatedly until an acknowledgement is received or until the packet is sent RR
29. agnostics gt TP Command is used to read the AT Command ATTP current temperature of the board Binary Command 0x38 56 decimal Sample Output 26C when ATCF 0 Parameter Range read only 0 Ox7F 1A when ATCF 1 Number of bytes returned 1 26 when ATCF 2 Related Commands WN Warning Data TR Transmit Error Count Command lt Diagnostics gt TR Command is used to reportthe AT Command ATTR number of retransmit failures This number is Binary Command 0x1B 27 decimal incremented each time a packet is not Darameter Range 0 OxFFFF acknowledged within the number of retransmits specified by RR Retries Command It therefore counts the number of packets that were not successfully received and were subsequently dropped Default Parameter Value O Number of bytes returned 2 Related Commands RR Retries TR Parameter is not non volatile and will therefore be reset to zero when the modem is reset TT Streaming Limit Command lt Networking amp Security gt TT Command is used to AT Command ATTT set read the limit on the number of bytes that Binary Command 0x1A 26 decimal can be sent out before a random delay is issued Parameter Range 0 OxFFFF If a modem is sending a continuous stream of RF Default Parameter Value 0 disabled data a delay is inserted which stops its Number of bytes returned 2 transmission and allows other modems time to Related Commands RN Delay Slots transmit once it sends TT
30. and ATCD Binary Command 0x28 40 decimal Parameter Range O 2 a Configuration 0 RX LED 1 Default high 2 Default low Default Parameter Value 2 Number of bytes returned 1 AT Command ATCF lt Command Mode Options gt CF command is used to set read command formatting setting The following commands are always entered and read in hex no matter the CF setting VR Firmware Version HV Hardware Version KY AES Encryption Key CN Exit Command Mode Command Binary Command Ox1F 31 decimal Parameter Range O 2 Parameter Value Configuration Commands utilize default number base decimal commands may output units All commands are forced to unsigned unit less hex Commands utilize their default number base no units are output Default Parameter Value 1 Number of bytes returned 1 AT Command ATCN lt Command Mode Options gt CN Command is used to explicitly exit AT Command Mode Binary Command 0x09 9 decimal Page 32 May 27 2007 RS 232 485 RF Modem Product Manual MAN0850 01 CS GPO1 Configuration Command lt Serial Interfacing gt CS Command is used to select the behavior of the GPO1 pin This output can provide RS 232 flow control control the TX enable signal for RS 485 or RS 422 operations AT Command ATCS Binary Command Ox1F 31 decimal Parameter Range 0 4 or set the default level for the I O line passing o Configuration function 0 RS 232 CTS
31. ansmitting in close proximity of other modems can damage modem front ends Host and COM Module I O Settings Serial communications between a host and the 900MHz Modem COM Module are dependent upon having matching baud rate parity stop bit amp number of data bits settings Refer to the table below to ensure host serial port settings match those of the 900MHz Modem COM Module Table 3 1 Parameter values critical to serial communications between the COM Module and host Parameter Setting er Modem COM Module Default Parameter Baud Serial Data Rate 9600 bps BR parameter 3 Number of Data Bits NB parameter Number of Stop Bits NB parameter Flow Control Figure 3 1 Internal Data Flow Diagram DI AQ Buffer CTS WOC Cy Antenna Port GND OQ Interference Filter IL DI Data In Buffer and Flow Control When data enters the 900MHZ MODEM through the DI Pin the data is stored in the DI Buffer until it can be transmitted When the RB and RO parameter thresholds are satisfied refer to Transmit Mode section for more information the modem attempts to initialize an RF connection If the modem is already receiving RF data the serial data is stored in the modem s DI Buffer The DI buffer stores at least 2 1 KB If the DI buffer becomes full hardware or software flow control must be implemented in order to prevent overflow loss of data between the host and 900MHZ MODEM Page 16 May 27 2007 RS 232 485 RF
32. anual MANO0850 01 SM Sleep Mode Command lt Sleep Mode Low Power gt SM Command is used AT Command ATSM to set read the modem s Sleep Mode settings that Binary Command 0x01 configure the modem to run in states that require minimal power consumption Parameter Range 0 8 i MN Configuration Pin Sleep SM 1 Value 0 Disabled Next to Shutdown Mode Pin Sleep requires the 1 Pin Sleep least amount of power In order to achieve this state SLEEP must be asserted high The 2 serial Port Sleep modem remains in Pin Sleep until the SLEEP pin 3 reserved _ Cyclic 1 0 second sleep ae 4 Modem wakes every 1 0 After enabling Pin Sleep SM 1 GPI2 controls second whether the 900MHZ MODEM is active or in gt Cyclic 2 0 second sleep Sleep Mode When GPI2 is de asserted low the 6 Cyclic 4 0 second sleep modem is fully operational When GPI2 is 7 Cyclic 8 0 second sleep asserted high the modem transitions to Sleep 8 Cyclic 16 0 second sleep Mode and remains in its lowest power consuming Default Parameter Value 0 state until the Sleep pin is de asserted GPI2 is only active if the modem is setup to operate in this mode otherwise the pin is ignored Number of bytes returned 1 Related Commands o Pin Sleep PC Power up Mode PW Pin Once in Pin Sleep Mode GPO1 CTS is de Wake up asserted high indicating that data should not be sent to the modem PWR is also de asserted low when the modem is in Pin Sleep
33. berlass Base Staton RPN elei ae ed O aom re Base Staton RNO ne AB ed OO aro Fiberlass Base Staton Resm owi OOOO O e O ar Fiberlass Base Staton Resm moei OOO O gt e O aF Fiberlass Base Staton Resm ABI e OO MR Fiberlass Base Staton Resm BBB e OO ar Fiberlass Base Staton Resm ae OOOO o ed O ass Fiberlass Base Staton RPSMA siei OOOO o oO e BET TR Fiberlass Base Staton RPC owi OOo e MOIM Fiberlass Base Staton RPC moei OOOO o oS e AOFM Fiberglass Base Staton RPC aei OOo oS e BET FiergessBaseStaton RPC aei OOOO o ed mera FiergessBaseStaton RPC aei OOOO oS ed O nOs Fiberolass Base Staton RPC siei OOOO Oo e Table A 3 Mag Mount antennas approved when operating at 1 Watt power output or lower PartNumber_ Type Connector Gain_ Required Antenna Cable Loss Application MOSH magnon RAMA LOA Se O moms Mag Mount Resa LAB ed O moms Mag Mount Resa LAMB ed O moss Mag Mot Resa se ed O monom Magno Rewe dB ed e Mag Mont a BR 3 TB C A ed Oo onm Mag Mont Rewe LAB ed Oo moms Magot BE Reme e o o O e RS 232 485 RF Modem Product Manual May 27 2007 Page 51 MANO0850 01 Table A 4 Multi path antennas approved when operating at 1 Watt power output or lower PartNumber__ Type Connector Gain Application A09 DPSM P 12F omni directional permanent mount w 12ft pigtail RPSMA 3 0 dBi A09 D3NF P 12F omni directional magnetic
34. d the 3 character command sequence and observe guard times before and after the command characters See Default AT Command Mode Sequence below Use the Terminal tab or other serial communications software of the RadioSet Software to enter the sequence OR Force entrance into AT Command Mode by keeping the configuration switch Figure 1 1a p Error Bookmark not defined pressed while turning off then on again the power supplying the COM Module Default AT Command Mode Sequence e No characters sent for one second see BT Guard Time Before Command e Input three plus characters within one second see CC Command Sequence Character Command e No characters sent for one second see AT Guard Time After Command RS 232 485 RF Modem Product Manual May 27 2007 Page 21 MANO850 01 To Send AT Commands to the COM Module Figure 3 7 Syntax for sending 90MHZ MODEM AT Commands AT ASCII Space Parameter Carriage Prefix Command Optional Optional HEX Return Example ATDT 1F lt CR gt NOTE To read a current parameter value stored in a register leave the parameter field blank The preceding example would change the modem Destination Address 1F To store the new value to the modem s non volatile long term memory use the WR Write Command To Exit Command Mode 1 If no valid AT Commands are received within the time specified by CT
35. de is most appropriate for data that is more sensitive to latency and or jitter than it is to occasional packet loss For example streaming audio or video Streaming Mode Connection Sequence Events up through the Figure 3 11 Streaming Mode State Diagram Transmit Packet process are common to all three RF Communication Options l Inhibit Refer to the Transmit Toansmiasion Mode section p 18 for for RN Delay RB Chars Slots more information Data Pending in DI Buffer Data Detected When streaming data RB and RO parameters are used only on the first packet After transmission begins the TX event will continue uninterrupted until the DI buffer is empty or the streaming Iniitialize limit TT Command is gt Channel reached As with the a AF synch first packet the payload of each subsequent packet includes up to the maximum packet size PK Command Data Pending in DI Buffer RO Time of Silence Transmit Assemble Packet Packet The streaming limit is specified by the transmitting modem as the maximum number of bytes the transmitting modem can send in one transmission event If the TT parameter is reached the transmitting modem will force a random delay of 1 to RN delay slots exactly 1 delay slot if RN 0 Subsequent packets are sent without an RF initializer since receiving modems stay synchronized with the transmitting modem for the duration of the transmissio
36. determines the packet is addressed to it either as a global or local packet The receiving modem makes this determination by inspecting the destination address of the packet and comparing it to its own address and address mask Figure 3 10 Figure 3 9 Address Recognition 0 RX Modem TX_DT RX_DT Local Address Accept Packet Source 4 Destination Addressing Enabled Rx_MY 2 OxFFFF gt Receive Packet TX_DTERX_MK RX_MK extract TX_DT Reject Packet A Global Address Accepi Packet The transmitting modem determines whether the packet is intended for a specific node local address or multiple nodes global address by comparing the packet s destination address DT and its own address mask MK Figure 3 11 It is assumed that the address masks on the transmitting modem and receiving modem have been programmed to the same value for proper operation in each RF Communication Mode Figure 3 10 Address Recognition 0 TX Modem Local Packet TX_DT TX_MK TX_MK Global Packet Page 24 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 Streaming Mode Attributes Highest data throughput Lowest latency and jitter Reduced immunity to interference Streaming mode transmissions never acknowledged by receiving modem s Required Parameter Values TX Modem RR Retries O Related Commands Networking DT MK MY Serial Interfacing PK RB RO TT Recommended Use Mo
37. disabled Networking Security 2 0 0 1 RF Interfacing 01 0 0 vt Firmware Version verbose Returns string Diagnostics 0 OXFFFF read only Diagnostics 2 p O WA Active Warning Numbers Retumssting Diagnostics WarningData Returns string Diagnostics je EEE RE 0x08 8d S pecial ws bp Sticky Warning Numbers Returns string Firmware version in which the command and parameter options were first supported Command Descriptions long Commands in this section are listed alphabetically Command categories are designated between the lt gt symbols that follow each command title By default 232 485 COM Modules expect numerical values in hexadecimal since the default value of the CF Number Base Parameter is 1 Hexadecimal values are designated by the Ox prefix and decimal values by the d suffix V Board Voltage Command lt Diagnostics gt V Command is used to read the AT Command AT V current voltage of the RS232 485 Module circuit Binary Command 0x3B 59 decimal poate Parameter Range read only Sample Output 5 02 V when ATCF 0 Ox2CCCA OxSBFFA 5051F when ATCF 1 2 80 5 75 decimal 5 02 when ATCF 2 Number of bytes returned 2 When CF 1 default a hex integer is shown that is equal to voltage 65536d AM Auto set MY Command lt Networking amp Security gt AM Command is used AT Command ATAM to automatically set the MY Source Addre
38. e wake up initializer initializer will not be sent sent by the TX modem instructs all RX modems Numberot bytes returned 2 to remain awake to receive RF data Related Commands LH Wake up Initializer From the RX modem perspective After HT time Timer SM Sleep Mode ST Time before elapses and the inactivity timeout ST Command _Sleep is met the RX modem goes into cyclic sleep In cyclic sleep the RX modem wakes once per sleep interval SM Command to check for a wake up initializer When a wake up initializer is detected the modem stays awake to receive data The wake up initializer must be longer than the cyclic sleep interval to ensure that sleeping modems detect incoming data When HT time elapses the TX modem knows it needs to send a wake up Initializer for all RX modems to remain awake and receive the next transmission RS 232 485 RF Modem Product Manual May 27 2007 MAN0850 01 HV Hardware Version Command lt Diagnostics gt HV Command is used to read the hardware version of the modem ID Modem VID Command lt Networking amp Security gt ID Command is used to set read the VID Vendor Identification Number of the modem Modems must have matching VIDs in order to communicate KY AES Encryption Key Command lt Networking amp Security gt KY Command is used to set the 256 bit AES Advanced Encryption Standard key for encryption decryption of data Once set the key cannot be read out of the modem
39. easures the emissions from the modem and how they affect the person RF Exposure This statement must be included as a CAUTION statement in OEM product manuals AX WARNING This equipment is approved only for mobile and base station transmitting devices Antenna s used for this transmitter must be installed to provide a separation distance of at least 30 cm from all persons and must not be co located or operating in conjunction with any other antenna or transmitter NOTE The separation distance indicated in the above is 30 cm but any distance greater than or equal to 23 cm can be used per MPE evaluation To fulfill FCC Certification requirements Integrator must ensure required text Figure A 1 is clearly placed on the outside of the final product 900MHZ MODEM may be used only with Approved Antennas that have been tested with this modem Refer to Tables A 1 A 7 1 Watt Transmit Power Output or Lower Table A 1 Half wave antennas approved when operating at 1 Watt power output or lower A09 HSM 7 Straight half wave RPSMA 3 0 dBi Fixed Mobile A09 HASM 675 Articulated half wave RPSMA 2 1 dBi Fixed Mobile A09 HABMM P 6l Articulated half wave w 6 pigtail MMCX 2 1 dBi Fixed Mobile A09 HABMM 6 P 6l Articulated half wave w 6 pigtail MMCX 2 1 dBi Fixed Mobile A09 HBMM P 6l Straight half wave w 6 pigtail MMCX 2 1 dBi Fixed Mobile A09 HASM Fixed A09 HG Fined A09 HATM Fixed A09 H Half wave dipole
40. ed USA Go to Appendix A p47 for FCC Requirements Systems that contain 900MHz Modem COM Modules can inherit FCC Certification IC Approved Canada ISM Industrial Scientific amp Medical license free 902 928 MHz frequency band Manufactured under ISO 9001 2000 registered standards FC Page 8 May 27 2007 RS 232 485 RF Modem Product Manual MANO850 01 Specifications and Overview Table 1 1 900MHz Modem COM Module Specifications Performance 9600 bps Throughput Data Rate 115200 bps Throughput Data Rate Transmit Power Output 1 mW 1 W software selectable 1 mW 1 W software selectable Indoor Urban Range Up to 3000 900 m Up to 1500 450 m Outdoor Up to 14 miles 22 km w dipole antenna Up to 7 miles 11 km w dipole antenna RF line of sight Range Up to 40 miles 64 km w high gain antenna Up to 20 miles 32 km w high gain antenna Interface Data Rate selectable using BD Command 1200 230400 bps 1200 230400 bps RF Data Rate 10000 bps 125000 bps Receiver Sensitivity 110 dBm 100 dBm Power Requirements refer also to Tablel 2 OTA Hor Pin Sleep Power Dow Seral Port Sleep Power Dow Frequency 902 928 MHz ISM Band Spread Spectrum FHSS Frequency Hopping Spread Spectrum Modulation FSK Frequency Shift Keying Supported Network Topologies Peer to Peer Point to Point Point to Multipoint amp Multidrop Channel Capacity 10 hop sequences share 50 frequencies Operating Temperature 4
41. eiving modems will move to the new frequency and listen for the follow on packet for a specific period of time inhibit Transmission for RN Delay Slots Page 28 May 27 2007 RS 232 485 RF Modem Product Manual MANO850 01 4 Command and Control Command Descriptions Short Table 4 1 90MHZ MODEM Commands d denotes decimal equivalent AT Binary Command Bytes Factory AT Command Name Parameter Range Cat eg ory Default Ox2CCCA OxSBFFA read only Diagnostics 2 an oro Atos O OxEFFF Networking amp Securty 2 AT 0x05 5d Guard Time After 2 ATST 3 x 100 msec Command Mode Options 2 0x0A 10d BD oxi5 21d Baud Rate Serial Data Rate 0 8 BR 0x39 57d RFDataRate 0 1 0 OxFFFF x 100 msec 0x20 0x7F 0x28 43d CD 0x28 40d GPO2 Configuration 0 2 CF f NumberBase 0 CN 0x09 9d ExitCommandMode Command Mode Optons fp Cs OIF 31d GPOLConfiguration 10 4 Serialintefacing 2 OxFFFF x 100 ms Command Mode Opfons 2 oxC0 2000 DB 0x36 54d Received Signal Strength 0x6E to 0x28 read only Diagnostics o ooo e 0 OXF FFF Networking amp Securty 2 J0 EO Ox0A 10d Echo0f k Command Mode Options e E1 OX0B lld EchoOn k Command Mode Options p 0 OxFFFF Diagnoses 2 FH OxOD 13d Force Wake up Initializer Sleep LowPower j FL 0x07 7d Software Flow Control 0 1 Serial Interfacing 1 OxFFFF x 10 msec RF Interfacing 2 0 DI Buffer size bytes 0 OXF
42. em Product Manual May 27 2007 Page 47 MANO0850 01 Appendix A Agency Certifications FCC Certification The 900MHz Modem COM Module complies with Part 15 of the FCC rules and regulations Compliance with labeling requirements FCC notices and antenna regulations is required Labeling Requirements In order to inherit Horner s FCC Certification compliance requires the following be stated on the device and within its operation manual FCC ID OUR 9XTEND 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 Label Warning A WARNING The Original Equipment Manufacturer OEM must ensure that FCC labeling requirements are met This includes a clearly visible label on the outside of the final product enclosure that displays the contents shown in the figure below Figure A 1 Required FCC Label for OEM products containing the 900MHZ MODEM 900 MHz OEM COM Module Contains FCC ID OUR 9XTEND The enclosed 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 Page 48 May 27 2007 RS 232 485 RF Modem
43. er of bytes returned 2 UART ignored if RB 0 Related Commands BR RF Data Rate PK RF If PK is lowered below the value of RB RB is Packet Size RO Packetization Timeout automatically lowered to match PK Note RB and RO criteria only apply to the first packet of a multi packet transmission If data remains in the DI Buffer after the first packet transmissions will continue in streaming manner until there is no data left in the DI Buffer UART receive buffer RC Ambient Power Single Channel Command lt Diagnostics gt RC Command is used to examine AT Command ATRC and report the power level on a given channel Parameter Range read only 0 0x31 dBm Sample output 78 dBm when CF 0 Number of bytes returned To 4e when CF 1 Related Commands RM Ambient Power All 78 when CF 2 channels RE Restore Defaults Command lt Diagnostics gt RE Command is used to restore all AT Command ATRE configurable parameters to factory default Binary Command OxOE 14 decimal settings However RE Command will not write the default values to non volatile persistent memory Unless the WR Write Command is issued after the RE command the restored default settings will not be saved in the event of modem reset or power down RS 232 485 RF Modem Product Manual May 27 2007 MAN0850 01 RM Ambient Power All Channels Command lt Diagnostics gt RM Command is used to examine and report the power levels on al
44. erial data stream Features Long Range Performance Easy to Use 1 Watt Power Output 1 mW 1 W selectable e No configuration required Range 9600 bps throughput data rate e Advanced configurations available e Indoor Urban up to 3000 900 m through AT amp binary Commands e Outdoor line of sight e Continuous RF data stream of up up to 14 miles 22 km w dipole antenna to 115 2 kbps e Outdoor line of sight up to 40 miles 64 km w high gain antenna e Transparent Operation Wireless links replace serial wires Range O 115200 bps throughput data rate e Indoor Urban up to 1500 450 m Zenallnlerscihe e Outdoor line of sight e MODBUS CTS RTS DCD amp DTR up to 7 miles 11 km w dipole antenna I O Support e Outdoor line of sight e XII Interference Immunity up to 20 miles 32 km w high gain antenna at Power saving Sleep Modes Receiver Sensitivity 110 dBm 9600 baud 100 dBm 115200 baud e Streaming Acknowledged amp Multi Send RF Communication Advanced Networking amp Security Options e True Peer to Peer no master required Point to Point Point to Multipoint amp Multidrop Retries and Acknowledgements Free amp Unlimited Technical Support e FHSS Frequency Hopping Spread Spectrum e 10 hopping channels each with over 65 000 network addresses available e 256 bit AES Encryption See KY Command p35 for implementation Worldwide Acceptance FCC Approv
45. fer is empty or the streaming limit TT has been reached As with the first packet the payload of each follow on packet includes up to the maximum packet size PK bytes and the transmitting modem checks for more pending data near the end of each packet Follow on packets are not sent until all retransmissions of the previous packet are finished The streaming limit TT is specified at the transmitting modem as the maximum number of bytes that the transmitting modem can send in one gt Initialize Channel transmission event which may consist of many packets If the TT parameter is reached the transmitting modem will force a random delay of 1 to RN delay slots exactly 1 delay slot if RN is zero In Multi Transmit mode each packet is counted only once when tracking the streaming limit TT no matter how many times it is retransmitted Data Pending When a receiving modem receives a Multi Transmit We l in DI Buffer packet it calculates the amount of time remaining in A the Multi Transmit event and inhibits its own transmissions for the duration of the Multi Transmit event plus a random number of delay slots between O and RN 1 If the local RN parameter is zero the delay is only for the calculated duration of the Multi Transmit event Thus a receiving modem need only receive one of the transmissions and it will keep off the channel until the transmitting modem is done If follow on packets are coming the rec
46. flow control By default GPO1 provides RS 232 CTS Clear to 1 RS 485 TX enable low Send flow control 2 high 3 RS 485 TX enable high 4 low Default Parameter Value O Number of bytes returned 1 Related Commands RT GPI1 Configuration TO GPO1 Timeout DB Received Signal Strength Command lt Diagnostics gt DB Command is used to read the receive signal strength in decibels relative to milliWatts of the last received packet This parameter is useful in determining range characteristics of 9DO0MHZ MODEM s under various conditions In default mode this command shows the power level in signed decimal format with the units AT Command ATDB Binary Command 0x36 54 decimal Parameter Range read only Ox6E 0x28 110 to 40 Decimal Number of bytes returned 1 Related Command CN Exit Command Mode dBm If CF is set to 1 the magnitude of the value is presented in unsigned hex If CF is set to 2 the value is presented in decimal but without the units Sample Output 88 dBm when ATCF 0 58 when ATCF 1 88 when ATCF 2 DT Destination Address Command lt Networking Security gt DT Command is used to set read the networking address of the 900MHZ MODEM 900MHZ MODEM s uses three network layers Vendor Identification Number ATID Channels ATHP and Destination Addresses ATDT DT Command assigns an address to a modem that enables it to communicate only with other modems having the
47. gure 3 4 RF Packet Components RF Packet RF Initializer RF Data A When streaming multiple RF packets the RF Initializer is only sent in front of the first packet RF Initializer An RF initializer is sent each time a new connection sequence begins The RF initializer contains channel information that notifies receiving modems of information such as the hopping pattern used by the transmitting modem Channel initialization takes 5 ms at the 115k RF data rate and 54 ms at the 9600 RF data rate The first transmission always sends an RF initializer An RF initializer can be of various lengths depending on the amount of time determined to be required to prepare a receiving modem For example a wake up initializer is a type of RF initializer used to wake remote modems from Sleep Mode Refer to the FH LH HT and SM Commands for more information The length of the wake up initializer should be longer than the length of time remote modems are in cyclic sleep RS 232 485 RF Modem Product Manual May 27 2007 Page 19 MAN0850 01 Header The header contains network addressing information that filters incoming RF data The receiving modem checks for matching a VID Hopping Channel and Destination Address Data that does not pass through all three network security layers is discarded Figure 3 5 Network Layers Contained in the Header WID Vendor Identification Number Parameter values IG 0 te Ox FFF
48. he application the HEXRC9 must still be set in the I O Configuration to prevent an I O Configuration error on the XLe Page 12 May 27 2007 RS 232 485 RF Modem Product Manual MAN0850 01 1 6 Ladder communications To access the HE XRC9 optional COM module from ladder the application must first execute an OPEN function block for MJ1 Option port with Mode set to Radio 900 This function block accomplishes three tasks Serial port is disconnected from the CSCAPE command interpreter and made available to ladder communications function blocks Serial port is internally connected to the HE XRC9 Serial port transfer rate and frame protocol set to match HE XRC9 The OPEN function block Baud rate and frame parameters Parity Data bits etc must be set to match that of the HE XRC9 The factory default setting of these parameters are 9600 8 N and 1 It is possible to program the HE XRC9 for a different baud rate and frame protocol and save those values to non volatile memory however it is left to the user to record those values and set the OPEN function block appropriately Once the MJ1 Option port is opened in Radio 900 mode it is ready to start transmitting data however it may be desired to change modes of operation source and destination addresses or add encryption This requires entering command mode though the sending of a sequence to the HE XRC9 followed by the appropriate AT commands by using SEND function bloc
49. ination Address is logically ANDed bitwise with the Address Mask of the receiver The resulting value must match the Destination Address or the Address Mask of the receiver for the packet to be received and sent out the modem s DO serial port If the ANDed value does not match either the Destination RS 232 485 RF Modem Product Manual AT Command ATMK Binary Command Ox12 18 decimal Parameter Range 0 OxFFFF Default Parameter Value OxFFFF 65535d Destination address DT parameter of the transmitting modem must exactly match the destination address of the receiving modem Number of bytes returned 2 Related Commands DT Destination Address HP Hopping Channel ID Modem VID MY Source Address Address or the Address Mask of the receiver the packet is discarded All O values are treated as irrelevant values and are ignored MT Multi Transmit Command lt Networking amp Security gt MT packets do not request an acknowledgement from the receiving modem s MT takes precedence over RR so if both MT and RR are non zero then MT 1 packets will be sent with no ACK requests When a receiving modem receives a packet with remaining forced retransmissions it calculates the length of the packet and inhibits transmission for the amount of time required for all retransmissions Thereafter arandom number of AT Command ATMT Binary Command 0x3D 61 decimal Paramete
50. irst packet of Binary Command Ox3E 62 decimal a continuous stream has the full RF initializer Parameter Range 0 OxFFFF The modems then remain synchronized for x 10 milliseconds subsequent packets of the stream This Default Parameter Value O parameter can be used to periodically force an RF Number of bytes returned 2 initializer during such streaming Any break in UART character reception long enough to drain the DI Buffer UART receive buffer and cause a pause in RF data transmission will also cause an RF initializer to be inserted on the next transmission Page 34 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 FT Flow Control Threshold Command lt Serial Interfacing gt Set Read the flow control AT Command ATFT threshold When FT bytes have accumulated in Binary Command 0x24 36 decimal the DI buffer CTS is de asserted or the XOFF Parameter Range 0 Receive buffer size software flow control character is transmitted minus 0x11 bytes Default Parameter Value DO Buffer size minus Ox11 decimal 17 Number of bytes returned 2 GD Receive Good Count Command lt Diagnostics gt Set Read the count of good AT Command ATGD received RF packets Parameter value is reset to Binary Command 0x10 16 decimal O after every reset and is not non volatile Value parameter Range 0 OxFFFF does not persist in the modem s memory aftera _ power up sequence Once the Receive Good Count
51. ks The AT commands and corresponding transmit modes are covered in detail in the Command and Control section Chapter 4 of this manual and at http www maxstream net products xtend product manual XTend OEM RF Module pdf When transferring data handshaking is generally not required for messages less than 2K bytes The HE XRC9 breaks larger messages into smaller packets for transfer between HE XRC9 modems Note that Modbus RTU communications may be unreliable if the HE XRC9 packet size or transfer method is not configured for complete RTU message transfer without breaking into individual transfer packets Once the HE XRC9 is properly Opened SEND RECV or MODBUS function blocks may used to transfer data User access to SLEEP and CONFIG pins on the MaxStream 9Xtend OEM RF Module are not supported on the HE XRC9 Likewise CMD mode is not supported since CSCAPE applications cannot directly access the RTS handshake line RS 232 485 RF Modem Product Manual May 27 2007 Page 13 MANO850 01 2 Drawings and Photographs Figure 2 3 XRC9 Bottom View Page 14 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 Figure 2 4 XRC9 with Antenna Attached Figure 2 5 XRC9 mounted in XLe RS 232 485 RF Modem Product Manual May 27 2007 MANO0850 01 Page 15 3 RF Module Operation AX WARNING When operating at 1 Watt power output observe a minimum separation distance of 2 0 6 m between modems Tr
52. l channels If no parameter is given then the channels will be scanned once If a parameter is given the channels will be repeatedly scanned for that number of seconds up to 2000d and the maximum power level seen for each channel is reported i e peak hold Page 39 AT Command ATRM Parameter Range read only no parameter 0x7DO 2000d Number of bytes returned 2 Related Commands RC Ambient Power Single channel A graphical spectrum analyzer application can be implemented by repeatedly calling ATRM with no arguments and reading the resultant 50 power levels easiest to do when CF 1 or 2 Sample output when CF 0 Ch 0 100 dBm Ch 1 103 dBm Ch 49 99 dBm Sample output when CF 1 64 67 63 100 103 Sample output when CF 2 99 RN Delay Slots Command lt Networking amp Security gt RN Command is used to set read the time delay that the transmitting modem inserts before attempting to resend a packet If the transmitting modem fails to receive an acknowledgement after sending a packet it inserts a random number of delay slots ranging from O to RN minus 1 before attempting to resend the packet Each delay slot lasts for a period of 38 ms AT Command ATRN Binary Command 0x19 25 decimal Parameter Range O OxFF 38 ms slots Default Parameter Value O no delay slots inserted Number of bytes returned 1 Related Commands RR Retries TT Streaming Li
53. mit If two modems attempt to transmit at the same time the random time delay after packet failure allows only one modem to transmit the packet successfully while the other modem waits until the channel available for RF transmission RN Command is only applicable if retries have been enabled RR Retries Command or if forced delays will be inserted into a transmission TT Streaming Limit Command RO Packetization Timeout Command lt Serial Interfacing gt RO Command is used to set read the Packetization Timeout setting RF transmission commences when data is in the DI buffer and either of the following criteria are met e RO character times of silence on the UART receive lines ignored if RO 0 e RB characters have been received by the UART ignored if RB 0 RB and RO criteria only apply to the first packet AT Command ATRO Binary Command 0x21 33 decimal Parameter Range 0 OxFFFF x UART character times Default Parameter Value 0x03 3 decimal Number of bytes returned 2 Related Commands RB Packetization Threshold of a multi packet transmission If data remains in the DI Buffer UART receive after the first packet transmissions will continue in streaming manner until there is no data left in the DI Buffer UART receive Page 40 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 RO Command continued When RO is the transmission beginning criteria The actual time betwee
54. modem will go into Idle Mode and may receive RF data This can have the effect of increasing the back off delay as the radio cannot return to RF transmit or retransmit mode as long as it is receiving RF data Page 26 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 After receiving and acknowledging a packet the receiving modem will move to the next frequency and listen for either a retransmission or new data for a specific period of time Even if the transmitting modem has indicated that it has no more pending transmit data it may have not received the previous ACK and so may retransmit the packet possibly with no delay after the ACK slot In this case the receiving modem will always detect the immediate retransmission which will hold off the communications channel and thereby reduce collisions Receiving modems acknowledge each retransmission they receive but they only pass the first copy of a packet they receive out the UART RB and RO parameters are not applied to subsequent packets meaning that once transmission has begun it will continue uninterrupted until the DI buffer is empty or the streaming limit TT has been reached As with the first packet the payload of each subsequent packet includes up to the maximum packet size PK and the transmitting modem checks for more pending data near the end of each packet The streaming limit TT specifies the maximum number of bytes that the transmitting modem will send in
55. mount w 12ft pigtail RPN 3 0 dBi Fixed A09 D3SM P 12F omni directional w 12ft pigtail RPSMA 3 0 dBi Fixed AOS D3PNE omnidirectional permanentmout RPN 30dbi Fied Five Five AGZDARNF 900H2 2 4GH2 permanentmount RPN 21dbi Fed FCC regulations stipulate a 36 dBm EIRP power requirement Users implementing antenna gain greater than 6 0 dB must compensate for the added gain with cable loss When operating at 1 W power output the sum in dB of cable loss and antenna gain shall not exceed 6 0 dB 100 milliWatt Transmit Power Output or Lower Table A 5 Monopole antennas approved when operating at 100 mW power output or lower Part Number type Commector Gain Application 3 Articulated screw mount Page 52 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 Table A 6 Yagi antennas approved when operating at 100 mW power output or lower Part Number Je Gonneetor Gain Application Element Va RN alas Fed Moole eemeta Rn Tai Fed Moble lementVagi RN Midi Fed Moble lementVagi Rn Hai Fed Mabe SlementYagi Rn add Fed Moble myi Gemerkt Yag RPN 11dbi Fied Moble My2 TEemetYagi RPN 21dbi FiedyMoble ayi ElementYagi RPN 11dbi Fixed Mobil aya 10 EtememtYagi RPN 141dBi Fied Moble Mya 1 ElemetYagi RPN 11dbi Fied Mobie My BEemetYaj RPN 151dBi Fed Mobi noayis l5ElemetYaj RPN 151dBi Mobil A09 Y6TN Fixed Moti A09 V7TN Fixed
56. n event from preceding packet information However due to interference some receiving modems may lose data and synchronization to the transmitting modem particularly during long transmission events Once the transmitting modem has sent all pending data or has reached the TT limit the transmission event ends The transmitting modem will not transmit again for exactly RN delay slots if the local i e transmitting modem s RN parameter is set to a non zero value The receiving modem s will not transmit for a random number of delay slots between O and RN 1 if the local i e receiving modem s RN parameter is set to a non zero value These delays are intended to lessen congestion following long bursts of packets from a single transmitting modem during which several receiving modems may have become ready to transmit RS 232 485 RF Modem Product Manual May 27 2007 Page 25 MAN0850 01 Acknowledged Mode Attributes Reliable delivery through positive acknowledgements for each packet Throughput latency and jitter vary depending on the quality of the channel and the strength of the signal Required Parameter Values TX Modem RR Retries gt 1 Related Commands Networking DT MK RR Serial Interfacing PK RN RO RB TT Recommended Use Use for applications that require Reliable Delivery If messages are smaller than 256 bytes use RB and RO commands to align RF packets to application packets Acknowledged Mode Connec
57. n is shown warning number per line and warning counts are not reset Sample Output indicates warnings 1 and 3 are currently active 1 OK WN Active Warning Numbers Command lt Diagnostics gt WN Command is used to report AT Command ATWN detailed data for all active and sticky warnings Parameter Range Returns string e Warning number amp description e Number of occurrences since the last WN or WS command e Whether the warning is currently active Warnings which are not currently active and have not been active since the last WN or WS command are not displayed WN Command also resets all non zero warning counts except for warnings that are presently active which are set to 1 Sample output Warning 1 Under voltage 3 occurrences presently active Warning 4 Over temperature 5 occurrences presently inactive Page 46 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 Warning Number Under voltage This is caused if the supply voltage falls below the minimum threshold for the lowest power level 2 8 V If when the voltage rises above the threshold the warning is deactivated The module will not transmit below this voltage threshold Over voltage This is caused if the supply voltage exceeds 5 75 V Transmission is not allowed while this warning is active Under temperature This is caused if the temperature sensed by the module is less than 40 C The module does not artificially limit operation while this warni
58. n the reception of the last character from the UART and the beginning of RF transmission will be at least 800 usec longer than the actual RO time to allow for transmission setup Additionally it is subject to 100 200 usec of additional uncertainty which could be significant for small values of RO at high UART bit rates The RO timer calculates the correct UART character time 10 11 or 12 bits based on the following criteria e 1 start bit e 8 data bits e Oor 1 parity bit as set by ATNB e 1 or 2 stop bits as set by ATSB RP RSSI PWM Timer Command RP Command is used to enable a PWM Pulse AT Command ATRP Width Modulation The pin is calibrated to show Binary Command 0x22 34 decimal the difference between received signal strength Parameter Range 0 OxFF and the sensitivity level of the modem PWM x 100 milliseconds pulses vary from zero to 95 percent Zero percent Default Parameter Value 0x20 32 decimal means the received RF signal is at or below the published sensitivity level of the modem The following table shows dB levels above sensitivity and PWM values Number of bytes returned 1 The total time period of the PWM output is 8 32 ms PWM output consists of 40 steps and therefore the minimum step size is 0 208 ms EIER PWM percentage dBm above Sensitivity high period total period A non zero value defines the time that PWM output is active with the RSSI value of the last received RF p
59. ng is active but module functionality is not guaranteed Over temperature This is caused if the temperature sensed by the module is greater than 105 C The module does not allow transmission nor reception while this warning is active The warning is deactivated when the temperature falls to 100 C Power reduced This is caused if the transmit power has to be reduced from the level programmed by PL Command due to insufficient supply voltage The 1 W power level requires 4 75 V or higher 500 mW requires 3 0 V or higher 100 mW 10 mW and 1 mW require 2 8 V or higher Default calibration data in flash This is caused if the module specific power calibration data is either not present or is invalid or if none of the parameters have been modified from their default values Power levels may be incorrect Default configuration parameters in flash This is caused if the user modifiable parameters i e those stored by a WR command in flash are all the compiled in default values This is caused if the user configuration is found to be not present or invalid at power up and there is no user custom configuration or if no user modifiable parameters have been modified from the compiled in defaults Note that modification of one or more parameters without the subsequent ATWR to commit the changes to flash will not deactivate this warning since it reflects the status of the parameters in flash Note as well that this warning does not reflect usage of the custom config
60. one transmission event which may consist of many packets and retries Ifthe TT parameter is reached the transmitting modem will force a random delay of 1to RN delay slots exactly 1 delay slot if RN is zero Each packet is counted only once toward TT no matter how many times the packet is retransmitted Subsequent packets in acknowledged mode are similar to those in streaming mode with the addition of an acknowledgement between each packet and the possibility of retransmissions Subsequent packets are sent without an RF initializer as the receiving modems are already synchronized to the transmitting modem from the preceding packet s and they remain synchronized for the duration of the transmission event Each retransmission of a packet includes an RF initializer Once the transmitting modem has sent all pending data or has reached the TT limit the acknowledged transmission event is completed The transmitting modem will not transmit again for exactly RN delay slots if the local RN parameter is set to a nonzero value The receiving modem will not transmit for a random number of delay slots between O and RN 1 if the local RN parameter is set to a nonzero value These delays are intended to lessen congestion following long bursts of packets from a single transmitting modem during which several receiving modems may have themselves become ready to transmit Multi Transmit Mode Attributes Reliable Delivery through forced transmission of ever
61. r Range O OxFF Default Parameter Value O no forced retransmissions Number of bytes returned 1 Related Commands Networking DT MK MY RN TT Serial Interfacing BR PK RB RO RF Interfacing FS delay slots are inserted between 0 and RN before transmission is allowed from the receiving modem s This prevents all listening modems from transmitting at once upon conclusion of a multiple transmission event as long as RN is non zero Comment Actual number of forced transmissions is the parameter value plus one For example if MT 1 two transmissions of each packet will be sent MY Source Address Command lt Networking amp Security gt Set Read the source address of the modem AT Command ATMY Binary Command 0x2A 42 decimal Parameter Range O OxFFFF Default Parameter Value OxFFFF Disabled DT Destination Address parameter serves as both source and destination address Number of bytes returned 2 Related Commands DT Destination Address HP Hopping Channel ID Modem VID MK Address Mask RS 232 485 RF Modem Product Manual May 27 2007 MANO0850 01 NB Parity Command lt Serial Interfacing gt Select Read parity settings for UART communications PK Maximum RF Packet Size Command lt RF Interfacing gt PK Command is used to set read the maximum size of RF packets The maximum packet size can be used along with RB RO to implicitly set the channel dwell time If P
62. reaches its maximum value up to OxFFFF it remains at its maximum count value until the maximum count value is manually changed or the modem is reset Default Parameter Value O Number of bytes returned 2 Related Commands ER Receive Error Count The GD parameter is not reset by pin serial port or cyclic sleep modes HP Hopping Channel Command lt Networking amp Security gt HP Command is used to AT Command ATHP set read the modem s hopping channel number Binary Command 0x11 17 decimal A channel is one of three layers of addressing Parameter Range 0 9 available to the 900MHZ MODEM Herault Parametar Value 6 In order for modems to communicate with each Number of bytes returned 1 other the modems must have the same channel Related Commands ID Modem VID DT number since each channel uses a different Destination Address MK Address Mask hopping sequence Different channels can be used to prevent modems in one network from listening to transmissions of another HT Time before Wake up Initializer Command lt Sleep Low Power gt Set read time of inactivity AT Command ATHT no serial or RF data is sent or received before a Binary Command 0x03 3 decimal wake up initializer is sent by a TX modem HT Parameter Range 0 OxFFFF should be set shorter than inactivity timeout ST x 100 milliseconds Command time of any RX modems operating in Default Parameter Value OxFFFF wake up Cyclic Sleep SM 4 8 Th
63. rner APG LLC HE APG warrants to the original purchaser that the XRC9 module manufactured by HE APG is free from defects in material and workmanship under normal use and service The obligation of HE APG under this warranty shall be limited to the repair or exchange of any part or parts which may prove defective under normal use and service within two 2 years from the date of manufacture or eighteen 18 months from the date of installation by the original purchaser whichever occurs first such defect to be disclosed to the satisfaction of HE APG after examination by HE APG of the allegedly defective part or parts THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR USE AND OF ALL OTHER OBLIGATIONS OR LIABILITIES AND HE APG NEITHER ASSUMES NOR AUTHORIZES ANY OTHER PERSON TO ASSUME FOR HE APG ANY OTHER LIABILITY IN CONNECTION WITH THE SALE OF THIS XRC9 module THIS WARRANTY SHALL NOT APPLY TO THIS XRC9 module OR ANY PART THEREOF WHICH HAS BEEN SUBJECT TO ACCIDENT NEGLIGENCE ALTERATION ABUSE OR MISUSE HE APG MAKES NO WARRANTY WHATSOEVER IN RESPECT TO ACCESSORIES OR PARTS NOT SUPPLIED BY HE APG THE TERM ORIGINAL PURCHASER AS USED IN THIS WARRANTY SHALL BE DEEMED TO MEAN THAT PERSON FOR WHOM THE XRC9 module IS ORIGINALLY INSTALLED THIS WARRANTY SHALL APPLY ONLY WITHIN THE BOUNDARIES OF THE CONTINENTAL UNITED STATES In no event whether as a result of breach
64. rt If the command is sent in the middle of a stream of payload data to be transmitted the command will essentially be executed in the order it is received If the radio is continuously receiving data the radio will wait for a break in the received data before executing the command The CTS signal will frame the response coming from the binary command request see graphic below The CMD pin must be asserted in order to send binary commands to an 900MHZ MODEM The CMD pin can be asserted to recognize commands anytime during transmission or reception of data A minimum time delay of 100 us after the stop bit of the command byte has been sent must be observed before the CMD pin can be de asserted The command executes after all parameters associated with the command have been sent If all parameters are not received within 0 5 seconds the modem returns to Idle Mode Note When parameters are sent they are always two bytes long with the least significant byte sent first Page 22 May 27 2007 RS 232 485 RF Modem Product Manual MANO850 01 Commands can be queried for their current value by sending the command logically ORed with the value 0x80 hexadecimal with the CMD pin asserted When the binary value is sent with no parameters the current value of the command parameter is sent back through the DO pin k Run AL E Y Trig x aa PE Figure 3 8 Binary Command Write then Read Je Signal 1 is the DIN signal to the modem Signal 2 is
65. s memory after a power up sequence Once the Receive Error Count reaches its maximum value up to OxFFFF it remains at its maximum count value until the maximum count value is explicitly changed or the modem is reset Number of bytes returned 2 Related Commands GD Receive Good Count The ER parameter is not reset by pin serial port or cyclic sleep modes FH Force Wake up Initializer Command lt Sleep Low Power gt FH Command is used to AT Command ATFH force a Wake up Initializer to be sent on the next Binary Command 0x0D 13 decimal transmission WR Write Command does not need to be issued with FH Command Use only with cyclic sleep modes active on remote modems FL Software Flow Control Command lt Serial Interfacing gt FL Command is used to AT Command ATFL configure software flow control Hardware flow Binary Command 0x07 7 decimal control is implemented with the 900MHZ MODEM Parameter Range O 1 as the GPO1 pin CTS which regulates when Parameter serial data can be transferred to the modem Value Configuration FL Command can be used to allow software flow 0 un control to also be enabled XON character used is Ensblesorwarg 0x11 17 decimal XOFF character used is 0x13 l flow control 19 decimal Default Parameter Value O Number of bytes returned 1 FS Forced Synch Time Command lt RF Interfacing gt FS Command only applies to AT Command ATFS streaming data Normally only the f
66. s sent to the modem from a host Parameter Range 0 8 Newly modified serial data rates do not take effect until the modem exits Command Mode refer to Parameter BAUD bps Value Configuration CN Exit Command Mode and CT Command 0 1200 Mode Timeout Commands 1 2400 The BR RF Data Rate Parameter is not affected 2 4800 by the BD Command 3 9600 Note If the serial data rate is set to exceed the 4 19200 fixed RF data rate of the 900MHZ MODEM CTS 5 38400 flow control may need to be implemented Refer 6 57600 to the Flow Control p15 and CS GPO1 7 115200 Configuration Command p32 sections for more 8 230400 information Default Parameter Value 3 Number of bytes returned 1 BR RF Data Rate Command lt RF Interfacing gt BR Command is used to AT Command ATBR set read the RF data rate rate that RF data is Binary Command 0x39 57 decimal transmitted over the air of the modem Parameter Range O 1 Parameter BAUD bps Value Configuration 0 9600 1 115200 Default Parameter Value 1 Number of bytes returned 1 BT Guard Time Before Command lt Command Mode Options gt BT Command is used AT Command ATBT to set read the time of silence that precedes the Binary Command 0x04 4 decimal command sequence character CC Command of Parameter Range 0 OxFFFF the AT Command Mode Sequence x 100 milliseconds Default Parameter Value Ox0A 10 decimal Number of bytes returned 2 No characters sent for
67. sitions to Idle Mode after finished responding to these conditions Transmit Mode When the first byte of serial data is received from the host in the DI buffer the modem attempts to shift to Transmit Mode and initiate an RF connection with other modems After transmission is finished the modem returns to Idle Mode RF transmission begins after either of the following criteria is met RB bytes have been received by the host and are pending for RF transmission RB Packetization Threshold Command At least one character has been received by the host and is pending for RF transmission and RO character times of silence have been observed on the host RO Packetization Timeout Command Figure 3 3 Transmit Mode Data Flow Begin Channel _ Initialization De Assert TX PWR RF OUT Buffer Empty a Send Data amp Assert TX PWR not empty bytes left The character timeout trigger can be disabled by setting RO to zero Remained Data In this case transmission will not IRAETA begin until RB bytes have been received and are pending for RF transmission The RB parameter may be set to any value between 1 and the RF packet size PK inclusive Note that transition to Transmit Mode cannot take place during RF reception the RF reception must complete before the modem can transition into Transmit Mode Data Received e in DI Buffer No Data in DI Buffer Collect Serial Data in Data
68. ss Binary Command 0x40 64 decimal parameter from the factory set modem serial Parameter Range 0 OXFFFF number The address is formed with bits 29 28 and 13 0 of the serial number in that order The value is displayed as a result of this command AT Guard Time After Command lt Command Mode Options gt AT Command is used AT Command ATAT to set read the time of silence that follows the Binary Command 0x05 5 decimal command sequence character CC Command By Parameter Range 2 ATST 3 up to Ox7FFC _ default 1 second must elapse before and after x 100 milliseconds the command sequence character Default Parameter Value Ox0A 10 decimal The default sequence used to enter AT Command Number of bytes returned 2 Mode is as follows Related Commands BT Guard Time Before e No characters sent for 1 second BT CC Command Sequence Character Guard Time Before Command e Send three plus characters CC Command Sequence Character Command e No characters sent for 1 second AT Guard Time After Command All of the values in this sequence can be adjusted AT Command is used to adjust the period of silence that follows the command sequence character Page 30 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 BD Baud Rate Command lt Serial Interfacing gt BD Command is used to AT Command ATBD set read the interface data rate the rate at which Binary Command 0x15 21 decimal serial data i
69. te 9 6k or 115 2k range reduced at higher baud rate The HE XRC9 allows spread spectrum communications through ladder communication function blocks when the MJ1 Com Option port is opened in Radio 90MHz mode via the OPEN function block The SEND function block may then be used to initialize the operating parameters utilizing Hayes AT style commands such as source and destination IDs Once the HE XRC 9 is initialized and an AT style command to exit command mode is issued thereafter either the SEND RECV or MODBUS function blocks may be then used to transfer data The HE XRC9 utilizes the same internal communications channel UART as the MJ1 serial port thus enabling the HE XRC9 deactivates the MJ1 serial port However support is provided to select which device is currently active through ladder control The HE XRC9 is provided connection to the internal handshake lines of RTS and CTS As such the OPEN function block handshake parameter of hardware is functional if the HE XRC9 is programmed appropriately Additionally software handshaking XON XOFF is also available if both the OPEN function block and the HE XRC9 is programmed appropriately Included with the HE XRC9 is an articulated 1 2 wave dipole RPSMA antenna 2 1 db gain Page 10 May 27 2007 RS 232 485 RF Modem Product Manual MANO0850 01 1 4 INSTALLATION PROCEDURE 1 Disconnect all power from the XLe unit including I O power 2 Remove the four screws on the back of the
70. times RS 232 485 RF Modem Product Manual May 27 2007 MANO850 01 RT GPI1 Configuration Command RT Command is used to set read the behavior of the GPI1 pin The pin can be configured to enable binary programming or RTS flow control SB Stop Bits Command lt Serial Interfacing gt SB Command is used to set read the number of stop bits in the data packets SH Serial Number High Command lt Diagnostics gt SH Command is used to set read the serial number high word of the modem SL Serial Number Low Command lt Diagnostics gt SL Command is used to set read the serial number low word of the modem Page 41 AT Command ATRT Binary Command 0x16 22 decimal Parameter Range 0 2 Ze Configuration 0 disabled 1 Enable Binary Programming 2 Enable RTS Flow Control Default Parameter Value O Number of bytes returned 1 AT Command ATSB Binary Command 0x37 55 decimal Parameter Range O 1 Parameter Vel Configuration 0 1 stop bit 1 2 stop bits Default Parameter Value O Number of bytes returned 1 AT Command ATSH Binary Command 0x25 37 decimal Parameter Range read only O OxFFFF Number of bytes returned 2 Related Commands SL Serial Number Low AT Command ATSH Binary Command 0x26 38 decimal Parameter Range read only 0 OxFFFF Number of bytes returned 2 Related Commands SH Serial Number High Page 42 May 27 2007 RS 232 485 RF Modem Product M
71. tion Sequence Events up through the Transmit Packet process are common to all three RF Communication Options Refer to the Transmit Mode section p 18 for more information After sending a packet while in acknowledged mode the transmitting modem listens for an acknowledgement If it receives the ACK it will either move on to sending a subsequent packet if more transmit data is pending or will wait for exactly RN random delay slots before allowing another transmission if no more data is pending to be transmitted If the transmitting modem does not receive the ACK within the allotted time it will retransmit the packet with a new RF initializer following the ACK slot There is no delay between the first ACK slot and the first retransmission Subsequent retransmissions incur a delay of a random number of delay slots between O and RN If RN is set to O on the transmitting modem there are never any back off delays between retransmissions Figure 3 12 Acknowledged Mode State Diagram Data Pending sain DI Buffer Inhibit Transmission for RN Delay Slots RO Char times of Silence Data Pending RE in DI Buffer Initialize Channel sync Reset TT Counter Assemble Packet Initialize Channel sync Inhibit Transmission for RN Delay Slots Reset Retry Count RR Increment TX Failure Count TR Decrement Retry Count RR Note that during back off delays the transmitting
72. uration defaults only usage of the compiled in defaults Default factory configuration parameters in flash This is caused if the factory parameters i e those stored by a WP command in flash are all the default values This is caused if the factory configuration is found to be not present or invalid at power up or if no factory parameters have been modified Note that modification of one or more parameters without the subsequent ATWP to commit the changes to flash will not deactivate this warning since it reflects the status of the parameters in flash WR Write Command lt Special gt WR Command writes configurable AT Command ATWR parameters to the modem s non volatile memory Binary Command 0x08 Parameter values remain in the modem s memory until overwritten by future use of WR Command If changes are made without writing them to non volatile memory the modem reverts back to previously saved parameters the next time the modem is powered on WS Sticky Warning Numbers Command lt Diagnostics gt WS Command reports the warning AT Command ATWS numbers of all warnings which have been active Parameter Range read only 1 8 since the last use of WS or WN command Number of bytes returned 1 including any warnings which are currently active No further information is shown This command also resets all non zero warning counts except for warnings that are presently active which are set to 1 RS 232 485 RF Mod
73. user settable 0x8000 OxFFFF factory set read only Hopping Channel Parameter values HP Oto Destination Address Parameter wahres DT to 0xFEFF Incoming Modem Di Channels Address RF Data RF Data match mutch match passes through to DC Bu nan malkching Addresses e mon maiching Channels mos mabehiag Vid Data Discarded CRC Cyclic Redundancy Check To verify data integrity and provide built in error checking a 16 bit CRC Cyclic Redundancy Check is computed for the transmitted data and attached to the end of each RF packet before transmission On the receiving end the receiving modem computes the CRC on all incoming RF data Received data that has an invalid CRC is discarded See Receive Mode section Receive Mode If a modem detects RF data while in Idle Mode the modem transitions into Receive Mode to start receiving RF packets Once a packet is received it goes through the receiving end of a CRC cyclic redundancy check to ensure that the data was transmitted without error If the CRC data bits on the incoming packet are invalid the packet is discarded If the CRC is valid the packet is placed the DO Buffer Refer to the Addressing Options section under RF Communication Options for more information about address recognition Figure 3 6 Receive Mode Data Flow Receive Header Check VID N _ ATID y E NIDS match Check for More Data Data Detected
74. y RF packet Every RF packet is sent exactly MT 1 times with no delays between packets Diminished throughput and increased latency Required Parameter Values TX Modem MT Multi Transmit gt 1 Other Related Commands Networking DT MK MY RN TT Serial Interfacing BR PK RB RO RF Interfacing FS Recommended Use Use for applications that require Reliable Delivery without using retries and acknowledgements RS 232 485 RF Modem Product Manual May 27 2007 Page 27 MANO0850 01 Multi Transmit Mode Connection Sequence Events up through the Transmit Packet process are common to all three RF Communication Options Refer to the Transmit Mode section p 18 for more information Figure 3 13 Multi Transmit Mode State Diagram Data Pending in DI Buffer no Fi In Multi Transmit mode each packet is retransmitted MT times for a total of MT 1 transmissions There is no delay between retransmissions and the transmitting modem will never receive RF data between retransmissions Each retransmission includes an RF initializer A transmission event may include follow on packets each of which will be retransmitted MT times The Forced Sync FS parameter is ignored in multiple transmission mode RO Char times _of Silence _ The RB and RO parameters are not applied to follow on packets meaning that once transmission has Initialize Channel begun it will continue uninterrupted until the DI sync buf
75. y power down after a period of inactivity specified by ST Time before Sleep Command and will periodically awaken and listen for transmitted data In order for the receiving modems to remain awake they must detect 35ms of the wake up initializer LH Command must be used whenever a receiver AT Command ATLH Binary Command 0x0C 12 decimal Parameter Range O OxFF x 100 milliseconds Default Parameter Value 1 Number of bytes returned 1 Related Commands HT Time before Wake up Initializer SM Sleep Mode ST Time before Sleep is operating in Cyclic Sleep Mode This lengthens the Wake up Initializer to a specific amount of time in tenths of a second The Wake up Initializer Time must be longer than the cyclic sleep time that is determined by SM Sleep Mode Command If the wake up initializer time were less than the Cyclic Sleep interval the connection would be at risk of missing the wake up initializer transmission Refer to Figures 4 3 amp 4 4 of the SM Command description to view diagrams of correct and incorrect configurations The images help visualize the importance that the value of LH be greater than the value of SM May 27 2007 MAN0850 01 MK Address Mask Command lt Networking amp Security gt MK Command is used to set read the Address Mask All data packets contain the Destination Address of the transmitting modem When an RF data packet is received the transmitter s Dest

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