Digi XBee User Manual
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Digi XBee User Manual

900hp rs-232/rs-485/usb rf modem
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XBee/XBee-PRO®
900HP RS-232/RS-485/USB RF Modem
User Guide

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Summary of Contents for Digi XBee

  • Page 1 XBee/XBee-PRO® 900HP RS-232/RS-485/USB RF Modem User Guide...

  • Page 2: Product Documentation

    To view product warranties online, visit www.digi.com/howtobuy/terms. Customer support Digi offers multiple technical support plans and service packages to help our customers get the most out of their Digi product. For information on Technical Support plans and pricing, please contact us at 952.912.3456 or visit www.digi.com/support.

  • Page 3: Table Of Contents

    IC (Industry Canada) certification ..............XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 4: Overview Of The 900Hp Rf Modem

    Overview of the 900HP RF Modem The XBee-PRO 900HP RF Modem is a small, low-power solution that uses the XBee-PRO 900HP 900 MHz RF Module in an enclosure to communicate with systems using RS-232, RS-485, and USB interfaces. It allows you to easily make your existing wired systems wireless simply by connecting to this product.

  • Page 5: Worldwide Acceptance

    ISM (Industrial, Scientific and Medical) 900 GHz frequency band Manufactured under ISO 9001:2000 registered standards XBee®/XBee-PRO® 900HP (900 MHz) RF Modems are approved for use in U.S, Canada, and Australia. Specifications of the 900HP RF Modem The following table highlights the specifications of the XBee-PRO 900HP RS-232/RS-485/USB RF Modem.
  • Page 6 Operating temperature -40 - 85º C (Industrial) Certifications (partial list) United States (FCC Part 15.247) MCQ-XB900HP Industry Canada (IC) 1846A-XB900HP Australia RoHS Compliant Agency certifications 1. See on page 21 for region-specific certification requirements. XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 7: External Interface Of The 900Hp Rf Modem

    1-01b. RS-232 Power Connector 7-30 VDC power connector 1-01c. RS-232 Reset Button The reset button resets (re-boots) the XBee-PRO 900HP RF Modem. This button only applies when using the configuration tabs of Digi’s XCTU Software. Front view of the RS-485 interface Description 1-03a.
  • Page 8 1-04d. RS-485 USB Mini-B Port When the USB Mini-B is plugged in, all RS-485 communications to and from the XBee are disabled. The USB is to serve as a configuration port. The XBee should not transmit if USB is plugged 1-04e.
  • Page 9 1-02d. RS-232 USB Mini-B Port When the USB Mini-B is plugged in, all RS-232 communications to and from the XBee are disabled. The USB is to serve as a configuration port. The XBee should not transmit when the USB is plugged in.
  • Page 10 1-05b. USB Power Connector 7-30 VDC power connector. 1-05c. USB Reset Button The reset button resets (re-boots) the XBee-PRO 900HP RF Modem. This button only applies when using the configuration tabs of Digi’s XCTU Software. Back view of the USB interface Description 1-06a.

  • Page 11: Rf Modem Symbols

    RF Modem symbols RF Modem symbols The following symbols are found on top of the RF Modem. The description of the symbol is next to the symbol. XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 12: Interfacing Protocol

    Interfacing protocol The XBee-PRO 900HP RS-232/485/USB RF Modem supports the following interfacing protocols: • RS-232 • RS-485 (2-wire) half-duplex • RS-485 (4-wire) and RS-422 • RS-232 operation RS-232 pin signals The following figure shows the pins used on the female RS-232 (DB-9) serial connector:...

  • Page 13: Rs-232 Wiring Diagram

    RS-232 wiring diagram The following figure shows the RS-232 Device DTE Device (male DB-9 connector) wired to a DCE RF modem (female DB-9) XBee-PRO RF Modem: XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 14: Rs-485 (2-Wire) Operation

    Digi’s XCTU. With the USB plugged in: 1. Open XCTU and select the Com port of the USB. 2. Select the Terminal tab and type '+++'. The system will respond with 'OK'. XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 15: Rs-485 Pin Signals

    Transmit serial to and from the RF modem Ground Signal Ground Power Signal Optional power input (protection circuitry to prevent back flow from other power sources internal to the board) 3, 4 Not Used XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 16: Rs-485 Wiring Diagram

    Failure to enter AT Command Mode is most commonly due to baud rate mismatch. Ensure the 'Baud' setting on the “PC Settings” tab matches the BD (Interface Data Rate) setting of the RF modem (by default, BD parameter = 3, which is associated with 9600 baud). XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 17: Rs-485 Pin Signals

    Serial data received the RF modem Receive Negative Data Line Serial data received by the RF modem Ground Signal Ground Power Signal Optional power input (protection circuitry to prevent back flow from other power sources internal to the board) XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 18: Rs-485 Wiring Diagrams

    The RS-485/422 protocol provides a solution for wired communications that can tolerate high noise and push signals over long cable lengths. RS-485/422 signals can communicate as far as 4000 feet (1200 m). RS-232 signals are suitable for cable distances up to 100 feet (30.5 m). XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 19: Usb Operation

    The Mini-B USB connector is intended as a configuration port. The RF Modem should not transmit data when the Mini USB cable is connected. USB pin signals The following figure shows the pins used on the Type B USB connector: XBee/XBee-PRO 900HP RF Modem User Guide...
  • Page 20 Negative Data Line Transmit data to and from the RF modem Positive Data Line Transmit data to and from the RF modem Permits distinction of host connection from Not connected slave connection Ground Signal Ground XBee/XBee-PRO 900HP RF Modem User Guide...

  • Page 21: Agency Certifications

    IMPORTANT: The XBee-PRO 900HP RS-232/RS-485/USB RF Module has been certified by the FCC for use with other products without any further certification (as per FCC section 2.1091). Modifications not expressly approved by Digi could void the user's authority to operate the equipment.

  • Page 22: Limited Modular Approval

    Fixed base station and mobile applications Digi RF modules are pre-FCC approved for use in fixed base station and mobile applications. When the antenna is mounted at least 20cm (8") from nearby persons, the application is considered a mobile application.

  • Page 23: Ic (Industry Canada) Certification

    ICES-003. Antenna options: 900 MHz antenna listings The antennas in the tables below have been approved for use with this product. Digi does not carry all of these antenna variants. Contact Digi Sales for available antennas.
  • Page 24 Fixed / Mobile A09-HASM-675 Articulated half-wave RPSMA 2.1 dBi Fixed / Mobile A09-HABMM-P6I Articulated half-wave w/ MMCX 2.1 dBi Fixed / Mobile 6” pigtail A09-HABMM-6-P6I Articulated half-wave w/ MMCX 2.1 dBi Fixed / Mobile 6” pigtail XBee/XBee-PRO 900HP RF Modem User Guide...
  • Page 25 Fixed / Mobile A09-QAPM-520 5.2” Articulated Screw Permanent 1.9 dBi Fixed / Mobile mount A09-QSPM-3 3” Straight screw mount Permanent 1.9 dBi Fixed / Mobile A09-QAPM-3 3” Articulated screw Permanent 1.9 dBi Fixed / Mobile mount XBee/XBee-PRO 900HP RF Modem User Guide...
  • Page 26 Mag Mount RPTNC 8.1 dBi Fixed Yagi antennas A09-Y6 2 Element Yagi 6.1 dBi Fixed / Mobile A09-Y7 3 Element Yagi 7.1 dBi Fixed / Mobile A09-Y8 4 Element Yagi 8.1 dBi Fixed / Mobile XBee/XBee-PRO 900HP RF Modem User Guide...
  • Page 27 énumérés ci?dessous et ayant un gain admissible maximal et l'impédance requise pour chaque type d'antenne. Les types d'antenne non inclus dans cette liste, ou dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur. XBee/XBee-PRO 900HP RF Modem User Guide...
  • Page 28 à l'intention des autres utilisateurs, il faut choisir le type d'antenne et son gain de sorte que la puissance isotrope rayonnée équivalente (p.i.r.e.) ne dépasse pas l'intensité nécessaire àl'établissement d'une communication satisfaisante. XBee/XBee-PRO 900HP RF Modem User Guide...

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