Digi XLR PRO User manual

XLR PRO®
Radio Frequency (RF) Module
User Guide
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Disclaimers
Information in this document is subject to change without notice and does not represent a commitment on
the part of Digi International. Digi provides this document “as is,” without warranty of any kind, expressed or
implied, including, but not limited to, the implied warranties of fitness or merchantability for a particular
purpose. Digi may make improvements and/or changes in this manual or in the product(s) and/or the
program(s) described in this manual at any time.
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Digi, Digi International, the Digi logo, and XLR PRO are trademarks or registered trademarks in the United
States and other countries worldwide. All other trademarks mentioned in this document are the property of
their respective owners.
© 2014 Digi International. All rights reserved.
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If you need assistance, contact technical support:
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[phone] toll-free U.S.A. & Canada
[phone] Worldwide
• Fax:
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• Email:
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XLR PRO Radio Frequency Module User Guide
Part Number 90001407
Revision Date Description
P1 April 2014 Preliminary draft.
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XLR PRO Radio Frequency Module User Guide 3
Contents
About the XLR PRO Radio Frequency (RF) Module
XLR PRO RF Module Technical Specifications 5
XLR PRO RF Module Receiver Sensitivity 6
XLR PRO RF Module Pin Signals 6
XLR PRO RF Module Data Rates 9
XLR PRO Certifications
FCC (United States) Certification 11
FCC Labeling Requirements 11
FCC Notices 12
FCC Limited Modular Approval 12
FCC-Approved Antennas 12
IC (Industry Canada) Certification 13
IC Labeling Requirements 13
XLR PRO Approved Antennas
Omni-Directional Antennas 15
Yagi Antennas 16
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XLR PRO Radio Frequency Module User Guide 5
About the XLR PRO Radio Frequency
(RF) Module
The XLR PRO Application Name is a high performance, industrial grade long-range RF
solution using Chirp Spread Spectrum (CSS) technology to maximize range and
significantly increase immunity to interference.
XLR PRO Application Name Technical Specifications
Specification Description
Transmit Power (Software Selectable) 30 dBm (highest power level)
Receiver Sensitivity Up to -120 dBm (see XLR PRO RF Module
Receiver Sensitivity on page 6)
Throughput Data Rate (Software
Selectable)
TBD
RF Data Rate 9 kbps to 3.1 Mbps
Networking and Security
Transmission Chirp Spread Spectrum (CSS)
Modulation Quadrature Phase Shift Keying (QPSK)
Supported Network Topologies Point-to-point, Point-to-multipoint, Broadcast
repeater
Interface Serial CMOS UART and I/O lines
Encryption 128bit AES
Power Requirements
Supply Voltage 3.8 to 5.5VDC
Note Operation below 4.5V may reduce radio
transmit power performance and LNA
sensitivity.
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6 XLR PRO Radio Frequency Module User Guide
XLR PRO RF Module Receiver Sensitivity
XLR PRO Application Name Pin Signals
Receive Current 295 mA at 5 V
Transmit Current 1.5 A at 5 V
Shutdown Mode Power Down 3 μA
Environmental
Operating Temperature -40 C to 70 C
Certifications
FCC ID MCQ-XLRP (pending)
IC 1846A-XLRP (pending)
Hazardous Locations C1D2 (pending)
Specification Description
Data Rate
Receiver Sensitivity (25°C)
(dBm)
9 kbps -120
28 kbps -119
65 kbps -116
140 kbps -113
290 kbps -109
590 kbps -106
1.1 Mbps -104
2.3 Mbps -100
3.1 Mbps -98
Pin # Name Description
1 Reserved Do not connect
2 Reserved Do not connect
3 Reserved Do not connect
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XLR PRO Radio Frequency Module User Guide 7
XLR PRO Application Name Pin Signals
4 Reserved Do not connect
5 GND Ground
6 VDD-5V Power Supply
7 Reserved Do not connect
8 Reserved Do not connect
9 Reserved Do not connect
10 Reserved Do not connect
11 VDD-5V Power Supply
12 GND Ground
13 3.3V_OUT Regulated Output Voltage from VDD_5V.
Controlled by nSHUTDOWN.
14 3.3V_IN Voltage Supply for the Primary Processor
and the I/O Voltages
15 3.3V_ADJUST Voltage Control of 3.3V_OUT
16 nRESET Module Reset
17 Reserved Do not connect
18 DIO0/AD0/CommBtn GPIO/Analog Input/Commissioning Button
19 Reserved Do not connect
20 DIO1/AD1 GPIO/Analog Input
21 Reserved Do not connect
22 DIO2/AD2 GPIO/Analog Input
23 Reserved Do not connect
24 DIO1/AD1 GPIO/Analog Input
25 Reserved Do not connect
26 DIO4 GPIO
27 Reserved Do not connect
28 DIO5/ASSOC GPIO/Associate Indicator
29 DIO19/SPI_nATTN GPIO/SPI Attention
Pin # Name Description
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30 DIO8/nDTR/SLP_RQ GPIO/Pin Sleep Control Line
31 DIO17/SPI_nSSEL GPIO/SPI Slave Select
32 DIO9/ON_nSLEEP GPIO/Module Status Indicator
33 DIO16/SPI_SI GPIO/SPI Slave In
34 VREF Used internally used for programmable
secondary processor. For compatibility with
other XLR modules, we recommend
connecting this pin to the voltage reference if
Analog Sampling is desired. Otherwise,
connect to GND.
35 DIO15/SPI_SO GPIO/SPI Slave Out
36 DIO10/PWM0/RSSI/DAC0 GPIO/RX Signal Strength Indicator
37 DIO18/SPI_CLK GPIO/SPI Clock
38 DIO11/PWM1/DAC1 GPIO/Pulse Witdh Modulator
39 DIO7/nCTS GPIO/Clear-to-Send Flow Control
40 DIO12/CD/PWM2/ADTRG GPIO/Pulse Width Modulator
41 DIO6/nRTS GPIO/Request-to-Send Flow Control
42 GND Ground
43 DIO13/DOUT UART Data out
44 Reserved Do not connect
45 DIO14/DIN/nConfig UART Data in
46 nSHUTDOWN Module Shutdown
47 GND Ground
48 VDD_5V Power Supply
49 Reserved Do not connect
50 Reserved Do not connect
51 Reserved Do not connect
52 Reserved Do not connect
Pin # Name Description
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XLR PRO Radio Frequency Module User Guide 9
XLR PRO Application Name Data Rates
XLR PRO Application Name Data Rates
RF Baud Rate
Setting
Raw Data Rate
9605 Mhz BW (Kbps)
0x00 9.380
0x01 12.50
0x02 28.14
0x03 37.52
0x04 65.66
0x05 87.55
0x06 140.7
0x07 187.6
0x08 290.8
0x09 387.7
0x0A 590.9
0x0B 787.8
0x0C 1191
0x0D 1588
0x0E 2392
0x0F 3189
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