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MaxStream 9XTend-PKG-R Product Manual

Rs-232/485 rf modem
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9XTend-PKG-R™ RS-232/485 RF Modem
9XTend-PKG-R RF Modem
Interfacing Protocol
Modem Operation
Modem Configuration
RF Communication Modes
Appendices
Product Manual
For MaxStream part numbers:
1 Watt Transmit Power, -110 dBm Receiver Sensitivity, 256-bit AES Encryption
355 south, 520 west, suite 180
Lindon, UT 84042
Phone: (801) 765-9885
Fax: (801) 765-9895
rf-xperts@maxstream.net
www.maxstream.net (live chat support)
v1.2.4
XT09-PK...-R...
M100171
2005.08.02

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Summary of Contents for MaxStream 9XTend-PKG-R

  • Page 1 9XTend-PKG-R™ RS-232/485 RF Modem 9XTend-PKG-R RF Modem Interfacing Protocol Modem Operation Modem Configuration RF Communication Modes Appendices Product Manual v1.2.4 For MaxStream part numbers: XT09-PK…-R… 1 Watt Transmit Power, -110 dBm Receiver Sensitivity, 256-bit AES Encryption 355 south, 520 west, suite 180...
  • Page 2 9XTend‐PKG‐R™ RS‐232/485 RF Modem – Product Manual v1.2.4  © 2005 MaxStream, Inc. All rights reserved No part of the contents of this manual may be transmitted or reproduced  in any form or by any means without the written permission of  MaxStream, Inc.   XTend™ and 9XTend‐PKG‐R™ are registered trademarks of    MaxStream, Inc.  AES Encryption Source Code                        © 2005 Dr. Brian Gladman, Worcester, UK. All rights reserved.  Conditions:                             ‐ Distributions of AES source code include the above copyright notice,  this list of conditions and disclaimer.  ‐ Distributions in binary form include the above copyright notice, this  list of conditions and disclaimer in the documentation and/or other  associated materials.  ‐ The copyright holderʹs name is not used to endorse products built  using this software without specific written permission.  Alternatively, provided that this notice is retained in full, this product  may be distributed under the terms of the GNU General Public License  (GPL), in which case the provisions of the GPL apply INSTEAD OF  those given above.  Disclaimer ‐ This AES software is provided ʹas isʹ with no explicit or  implied warranties in respect of its properties, including, but not ...

  • Page 3: Table Of Contents

    9XTend‐PKG‐R™ RS‐232/485 RF Modem – Product Manual v1.2.4  Contents  1. 9XTend-PKG-R™ RF Modem 5. RF Communication Modes 1.1. Features Overview 4 5.1. Addressing Options 41 1.1.1. Worldwide Acceptance 4 5.2. Streaming Mode 42 1.2. Product Overview 5 5.2.1. Connection Sequence 42 1.2.1. Specifications 5 5.3. Acknowledged Mode 43 1.3.

  • Page 4: Xtend-Pkg-R™ Rf Modem

    9XTend‐PKG‐R™ RS‐232/485 RF Modem – Product Manual v1.2.4  1. 9XTend‐PKG‐R™ RF Modem  The 900 MHz XTend RF Modem is MaxStream’s longest range drop-in wireless solution. Out-of-box, the RF 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 end of the wireless link.

  • Page 5: Product Overview

    Connector RPSMA (Reverse-polarity SMA) Type ½ wave dipole whip, 6.75” (17.15 cm), 2.1 dBi Gain Impedance 50 ohms unbalanced Certifications (visit www.maxstream.net for complete list) FCC Part 15.247 OUR-9XTEND Industry Canada (IC) 4214A-9XTEND Table 1‐02. XTend RF Modem Specifications – Relative to user‐selected TX Power Output  Power Requirements (TX currents relative to each TX Power Output option)

  • Page 6: Xtend-Pkg-R Interface

    RSSI LEDs indicate the amount of fade margin present in an active * Note: The XTend RF Modem can accept      wireless link. Fade margin is the difference between the incoming voltages as low as 5 (±5%) V.  signal strength and the modem’s receiver sensitivity. Contact MaxStream technical support            3 LEDs ON Very Strong Signal (> 30 dB fade margin) (801) 765‐9885 to implement this option.  2 LEDs ON Strong Signal (>...

  • Page 7: Interfacing Protocol

    Request-to-Send enables “Command Mode” on the RF Modem GPO1 / Clear-to-Send Provides flow control RS-485 TX EN Optional power input that is connected internally to the Ring Indicator positive lead of the front power connector * The Pin Reference Name provides an associative tag that references commands used to define pin behavior.  GPI stands for “General Purpose Input” and GPO stands for “General Purpose Output”. For example, the CD  Command is used to define the behavior of GPIO2 (pin 1).      © 2005 MaxStream, Inc. Confidential and Proprietary  7 ...

  • Page 8: Wiring Diagrams

    9XTend‐PKG‐R™ RS‐232/485 RF Modem – Product Manual v1.2.4  2.1.2. Wiring Diagrams RS-232 DTE Device to a DCE RF Modem Figure 2‐03.   RS‐232 DTE (male connector) device wired to an XTend RF Modem (female connector)  DCE RF Modem to an RS-232 DCE Device Figure 2‐04.   XTend RF Modem (female connector) wired to an RS‐232 DTE (male connector) device  Sample Wireless Connection: DTE Figure 2‐05.   Typical wireless connection used for serial communications between DTE and DCE devices     © 2005 MaxStream, Inc. Confidential and Proprietary  8 ...

  • Page 9: 2-Wire) Operation

    Transmit serial data to and from the T/R+ (TRB) Positive Data Line XTend RF Modem Optional power input that is connected internally Power to the front power connector 1, 3, 4, 6, 7 not used 2.2.2. Wiring Diagram RS-485 (2-wire) Half-Duplex Figure 2‐09.   XTend RF Modem in an RS‐485 (2‐wire) half‐duplex environment     © 2005 MaxStream, Inc. Confidential and Proprietary  9 ...

  • Page 10: 4-Wire) & Rs-422 Operation

    Transmit Positive T+ (TB) Serial data sent from the XTend RF Modem Data Line Optional power input that is connected internally Power to the front power connector 1, 4, 6 not used 2.3.2. Wiring Diagrams RS-485 (4-wire) Half-Duplex Figure 2‐13.   XTend RF Modem in an RS‐485 (4‐wire) environment     © 2005 MaxStream, Inc. Confidential and Proprietary  10 ...

  • Page 11: Rs-485/422 Connection Guidelines

      An XTend RF Modem Accessories Kit is available that includes connectors that facilitate RS-485/422 and other serial communications. Refer to the Development Guide in Appendix B for information concerning the connectors and tools included in the kit.    © 2005 MaxStream, Inc. Confidential and Proprietary  11 ...

  • Page 12: Modem Operation

    Number of Stop Bits (NB parameter = 0) Both the XTend RF Modem and host (PC) settings can be viewed and adjusted using MaxStream’s proprietary X-CTU Software. Use the “Terminal” or “Modem Configuration” tabs to configure the RF Modem settings. Use the “PC Settings” tab to configure host settings. Refer to the Advanced Programming and X-CTU Software sections for more information.

  • Page 13: Flow Control

    DO Buffer as long as is de-asserted. Software Flow Control (XOFF). XON/XOFF software flow control can be enabled using the FL (Software Flow Control) Command [p27]. This option only works with ASCII data.    © 2005 MaxStream, Inc. Confidential and Proprietary  13 ...

  • Page 14: Modes Of Operation

    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.    © 2005 MaxStream, Inc. Confidential and Proprietary  14 ...
  • Page 15 The header contains network addressing information that filters incoming RF data. The receiving modem checks for matching a Hopping Channel, VID and Destination Address. Data that does not pass through all three network security layers is discarded. Figure 3‐06. Network Layers Contained in the Header     © 2005 MaxStream, Inc. Confidential and Proprietary  15 ...

  • Page 16: Receive Mode

    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.    © 2005 MaxStream, Inc. Confidential and Proprietary  16 ...

  • Page 17: Sleep Mode

    3.2.5. Shutdown Hardware Sleep Shutdown Mode offers the lowest power mode available to MaxStream modem users (< 1 µA). This mode is not supported by the stand-alone XTend RF Modem, but is available through the OEM RF Module that is mounted inside the stand-alone XTend RF Modem.

  • Page 18: Command Mode

    If no valid AT Commands are received within the time specified by CT (Command Mode Timeout) Command, the modem automatically returns to Idle Mode. [OR] Send ATCN (Exit Command Mode) Command. For an example on that illustrates programming the modem using AT Commands, refer to the ‘Terminal tab’ section on p21.    © 2005 MaxStream, Inc. Confidential and Proprietary  18 ...
  • Page 19 IMPORTANT: For the XTend Modem to recognize binary commands, the RT (GPI1 Configuration) parameter must be set to one. If binary programming is not enabled (RT != 1), the modem will not recognize the data as binary commands.    © 2005 MaxStream, Inc. Confidential and Proprietary  19 ...

  • Page 20: Modem Configuration

    If CS = 3 ATCS 0 (RS-232 operation, flow control) SW2, SW5 and SW6 If CS = 2 ATCS 2 (GPO1 high) SW5 and SW6 only If CS = 0, 1, 2, 3 or 4 ATCS 3 (RS-485/422 Operation)    © 2005 MaxStream, Inc. Confidential and Proprietary  20 ...

  • Page 21: Programming Examples

    Command Mode section [p18]. 4.2.1. AT Commands (Using X-CTU Software) MaxStream has provided X-CTU software for programming the modem using an extensive list of AT Commands. The X-CTU software provides an interface that is divided into four tabs that facilitate the following functions: •...

  • Page 22: Binary Commands

    The following steps show how to read currently stored modem parameter values; then restore the modem parameters to their factory-default states. Open the X-CTU program (Start --> Programs --> MaxStream --> X-CTU): Under the “PC Settings” tab, select the PC Serial Com Port from the dropdown list that will be used to connect to the RF Modem.

  • Page 23: Command Reference

    RF Interfacing Firmware Version - verbose Returns string Diagnostics 0x14 (20d) Firmware Version 0 - 0xFFFF [read-only] Diagnostics Active Warning Numbers Returns string Diagnostics Warning Data Returns string Diagnostics 0x08 (8d) Write (Special) Sticky Warning Numbers Returns string Diagnostics    © 2005 MaxStream, Inc. Confidential and Proprietary  23 ...

  • Page 24: Command Descriptions

    RF data rate of the XTend Modem, flow 115200 control may need to be implemented. Refer to the 230400 Flow Control [p13] and CS (GPO1 Configuration) Default Parameter Value: 3 Command [26] sections for more information. Number of bytes returned: 1    © 2005 MaxStream, Inc. Confidential and Proprietary  24 ...
  • Page 25 • HV (Hardware Version) commands may output units • KY (AES Encryption Key) All commands are forced to unsigned, unit-less hex Commands utilize default number base; no units output Default Parameter Value: 1 Number of bytes returned: 1    © 2005 MaxStream, Inc. Confidential and Proprietary  25 ...
  • Page 26 (when ATCF = 1) (when ATCF = 2) NOTE: If the DB register is read before the modem has received an RF packet, the modem will return a value of 0x8000 (which means no packets have yet been received).    © 2005 MaxStream, Inc. Confidential and Proprietary  26 ...
  • Page 27 FL Command can be used to allow software flow flow control control to also be enabled. XON character used is Enable software 0x11 (17 decimal). XOFF character used is 0x13 flow control Default Parameter Value: 0 (19 decimal). Number of bytes returned: 1    © 2005 MaxStream, Inc. Confidential and Proprietary  27 ...
  • Page 28 (Destination Address), MK (Address Mask) number since each channel uses a different hopping sequence. Different channels can be used to prevent modems in one network from listening to transmissions of another.    © 2005 MaxStream, Inc. Confidential and Proprietary  28 ...
  • Page 29 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.    © 2005 MaxStream, Inc. Confidential and Proprietary  29 ...
  • Page 30 (when RN > 0). 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.    © 2005 MaxStream, Inc. Confidential and Proprietary  30 ...
  • Page 31 Binary Command: 0x3A (58 decimal) the power level at which the modem transmits. Parameter Range: 0 – 4 Parameter Configuration Value 1 mW 10 mW 100 mW 500 mW 1000 mW (1 Watt) Default Parameter Value: 4 Number of bytes returned: 1    © 2005 MaxStream, Inc. Confidential and Proprietary  31 ...
  • Page 32 If a parameter is given, the Related Commands: RC (Ambient Power – channels will be repeatedly scanned for that Single channel) number of seconds (up to 2000d), and the maximum power level seen for each channel is reported (i.e. peak hold).    © 2005 MaxStream, Inc. Confidential and Proprietary  32 ...
  • Page 33 RB and RO criteria only apply to the first packet 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).    © 2005 MaxStream, Inc. Confidential and Proprietary  33 ...
  • Page 34 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 times.    © 2005 MaxStream, Inc. Confidential and Proprietary  34 ...
  • Page 35 AT Command: ATSL <Diagnostics> SL Command is used to set/read Binary Command: 0x26 (38 decimal) the serial number low word of the modem. Parameter Range (read-only): 0 – 0xFFFF Number of bytes returned: 2 Related Commands: SH (Serial Number High)    © 2005 MaxStream, Inc. Confidential and Proprietary  35 ...
  • Page 36 When the modem awakens to listen for data, GP01 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.    © 2005 MaxStream, Inc. Confidential and Proprietary  36 ...
  • Page 37 Figure 4‐03. Correct Configuration (LH > 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.                    Figure 4‐04. Incorrect Configuration (LH < 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).         © 2005 MaxStream, Inc. Confidential and Proprietary  37 ...
  • Page 38 Setting a modem to TX-only may reduce Parameter Range: 0 – 1 latency because the transmitting modem will Parameter Configuration Value never be "stuck" receiving data from other TX and RX modems. TX only Default Parameter Value: 0 Number of bytes returned: 1    © 2005 MaxStream, Inc. Confidential and Proprietary  38 ...
  • Page 39 Default factory configuration parameters in flash. This is caused if the factory parameters 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.    © 2005 MaxStream, Inc. Confidential and Proprietary  39 ...
  • Page 40 WS or WN command, 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.    © 2005 MaxStream, Inc. Confidential and Proprietary  40 ...

  • Page 41: Rf Communication Modes

    (MK) [Figure 5-02]. 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 5‐02. Addressing Logic (@ TX Modem)     © 2005 MaxStream, Inc. Confidential and Proprietary  41 ...

  • Page 42: Streaming Mode

    0 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.    © 2005 MaxStream, Inc. Confidential and Proprietary  42 ...

  • Page 43: Acknowledged Mode

    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 modem acknowledge each retransmission they receive, but they only pass the first copy of a packet they receive out the UART.    © 2005 MaxStream, Inc. Confidential and Proprietary  43 ...
  • Page 44 0 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.    © 2005 MaxStream, Inc. Confidential and Proprietary  44 ...

  • Page 45: Multi-Transmit Mode

    If follow-on packets are coming, the receiving modems will move to the new frequency and listen for the follow-on packet for a specific period of time.    © 2005 MaxStream, Inc. Confidential and Proprietary  45 ...

  • Page 46: Appendix A: Agency Certifications

    IMPORTANT: The XTend RF Modems 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 MaxStream could void the user’s authority to operate the equipment. IMPORTANT: OEMs must test their final product to comply with uni ntentional radiators (FCC section 15.107 and 15.109) before declaring compliance of their final product to Part 15 of the FCC Rules.
  • Page 47 EIRP of the configuration used for calculating MPE. Grantee (MaxStream) must coordinate with OEM integrators to ensure the end-users and installers of products operating with the module are provided with operating instructions to sati sfy RF exposure requirements.

  • Page 48: Fcc-Approved Antennas (900 Mhz)

    FCC-Approved Antennas (900 MHz) Fixed Base Station and Mobile Applications MaxStream 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.
  • Page 49 A92-D4PNF 900 MHz / 2.4GHz permanent mount 2.1 dBi Fixed (in dB) of cab le loss and  A92-D4P 900 MHz / 2.4GHz permanent mount RPSMA 2.1 dBi Fixed antenna gain shall n ot  A92-D4PTM 900 MHz / 2.4GHz permanent mount RPTNC 2.1 dBi Fixed exceed 6.0 dB.      © 2005 MaxStream, Inc. Confidential and Proprietary  49 ...

  • Page 50: Ic (Industry Canada) Certification

    5, Sub. B - Unintentional Radiators. ICE S-003 is the same FCC P art 15 Su b. B a nd Indust ry Canada accepts FCC test report or C ISPR 22 t est report r comp liance wi th ICE S-003.    © 2005 MaxStream, Inc. Confidential and Proprietary  50 ...

  • Page 51: Appendix B: Development Guide

    , 6" Half-Wave, dipole , articu lating 09-HAS M-675 Connects to the f emale RS-232 (DB-9) serial connect or of the MaxStream In terface Board and ca n be us ed to Serial Loopback Adapter 2D3-C DL-A configure the mo...

  • Page 52: Adapters

    Part Number: JD2D3-CDL-A (Red, DB-9 M-F) The serial loopback adapter is used for range testing. During a range test, the serial loopback adapter configures the radio modem to function as a repeater by looping serial data back into the radio for retransmission. Figure B‐04.   Serial loopback adapter and pinouts  Male and female DB‐9 to RJ‐45  adapters are also included in  the accessories kit. Refer to the  “RS‐485/422 Connection  Guidelines” section [p11] for  more info.     © 2005 MaxStream, Inc. Confidential and Proprietary  52 ...

  • Page 53: Antennas

    . As a general rule, it is best to keep the RF cable as short as possible. All cables romote signal loss which is usually measured in dB loss per 100 ft. MaxStream provides LMR- 95 rated cables. Common cables and dB losses are included in this table: able B‐02.   Potential Signal Strength Loss due to Antenna Cable Length ...

  • Page 54: Appendix C: Additional Information

    9XTend‐PKG‐R™ RS‐232/485 RF Modem – Product Manual v1.2.4  Appendix  C:  Add itional Information  1 Year Warranty XTend RF Modems from MaxStream, Inc. (the ʺProductʺ) are warranted against defects in materials  and workmanship under normal use, for a period of 1‐year from the date of purchase. In the event of  a product  failure due to materials or workmanship, MaxStream will repair or replace the defective  product. F or warranty service, return the defective product to MaxStream, shipping prepaid, for  prompt repair or replacement.  The foregoing sets forth the full extent of MaxStreamʹs warranties regarding the Pr duct. Repair or  replacement at MaxStreamʹs option is the exclusive remedy. THIS WARRANTY IS  GIVEN IN LIEU  OF ALL OTHER WARRANTIES, EXPRESS  OR IMPLIED, AND MAXSTREAM SPECIFICALLY  DISCLAIMS ALL  WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR  PURPOSE. IN NO  EVENT SHALL MAXSTREAM, ITS SUPPLIERS OR LICENSORS BE LIABLE FOR  DAMAGES IN EXCESS OF THE PURCHASE PRICE OF THE PRODUCT, FOR ANY LOSS OF USE,  LOSS OF TIME, INCONVENIENCE, COMMERCIAL LOSS, LOST PROFITS OR SAVINGS, OR  OTHER INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE  OR INABILITY TO USE THE PRODUCT, TO THE FULL EXTENT SUCH MAY BE DIS CLAIMED BY  LAW. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION  OF INCIDENTAL OR  NSEQUE NTIA L DAMAGES. THEREFOR, TH E FOREGOING  EXCLUSIONS MA Y NOT APPLY   ALL CA SES. T his warranty provides specific le gal r...

  • Page 55: Contact Maxstream

    9XTend‐PKG‐R™ RS‐232/485 RF Modem – Product Manual v1.2.4  Contact MaxStream Free and unlimited technical support is included with every MaxStream Radio Modem sold. Please use the following resources for additional support: Documentation: http://www.maxstream.net/helpdesk/download.php Technical Support: Phone. (866) 765-9885 toll-free U.S. & Cana (801) 765-9885 Worldwide Live Chat.

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