ZigBit™ Evaluation Kit 1.2 User`s Guide
Contents
1. Reset LEDs button 7 DIP switches Buttons Temperature 20 H I2C level sensor translator Light sensor eZeeNet A A 1 RS 232 level converter USB bridge J1 J3 VXX VTT 0 E VBB CM CM H C 7 1 25 VDD Voltage reference regulator source Hardware Figure 3 MeshBean2 functional diagram 2 3 1 Connectors and Jumpers The board connector pinouts and jumper settings are presented in Table 2 through Table 7 Table 2 Expansion connector pinout 1 UART RTS Input Request to Send Pin Active Low 2007 MeshNetics Page 13 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Pin Name Description 2 UART TXD Input Transmit Data pin meaning that the host device will transmit the data to this line 3 UART CTS Output Clear To Send signal from the module Active low 4 UART RXD Output Receive Data pin meaning that the host device will receive the data from this line 5 GND Digital analog ground 6 GND Digital analog ground 7 12 CIK Inout C clock It is connected to the I2C_CLK pin of the module via low voltage level translators For details refer to ZigBit datasheet 1 8 126 DATA Bidirectional C data It is connected to th2. 39 2007 MeshNetics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Page 5 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 1 Introduction Intended Audience and Purpose This document is intended for engineers and software developers working with ZigBit Evaluation Kit The kit may be used to evaluate the performance and features of the ZigBit modules and the eZeeNet software Safety and Precautions The product contains electronics which are electrically sensitive Please take necessary precautions when using such devices MeshNetics does its best to protect the product components from electrostatic discharge phenomena but we encourage our users to follow common guidelines to avoid electrostatics by using proper grounding etc The product follows the FCC Part 15 CE rules applicable to the devices radiating in the uncontrolled environment Any modifications of the hardware its components or improper use of the product can cause an uncontrolled violation of the in band or out band radiation levels It can result in progressing violation of emission level limits thus causing harmful interference Please check your local regulations to make sure that the product s electromagnetic radiation level specified in this document complies Precautions The product radiates power in the microwave band Although the levels are considered to be low less than 2 mW it is reasonable to protect
3. co ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Power connector 3 V 20 pin expansion connector to access specific ZigBit s interfaces Battery compartment for AA size batteries 3 configuration jumpers 3 clamps for power consumption measurements Also the board contains an internal voltage regulator to supply most of the components with 3 6 V This is needed if ZigBit s MCU is to be run at 8 MHz NOTE Normally ZigBit module is powered directly by the batteries USB or AC DC adapter via protection circuitry however Jumper J2 see Table 5 can switch ZigBit to 3 6 V supply See Figure 2 for MeshBean2 layout and Figure 3 for the board functional diagram ZigBit module PCB Antenna DIP DC Light Connector sensor JTAG Temperature Connector sensor Reset Batter Button 2 button Holder SW2 USB Button 1 Connector Expansion SW1 Connector Figure 2 MeshBean2 with PCB on board antenna 8MHz requires changes in the eZeeNet Software that normally runs at 4 MHZ in order to extend the voltage range and decrease power consumption 2007 MeshNetics Page 12 41 ZIGBIT EVALUATION KIT 1 2 USER S GUIDE MeshBean board PCB antenna ZigBit module Ea For MeshBean2 with PCB antenna o L 22 for MeshBean2 with PCB antenna o nly JTAG i connector Expansion connector S
4. c ccccsssecsssseesssseeessseeessnees 21 3 7 Measuring Power 0 22 3 8 Antenna Precautions c cccesseessseeessteeeesseeeess 22 4 WSN Demo Application cssecss 23 41 seccreccecasccees crestor nea 23 4 2 Programming the Boards 24 4 2 1 Using Serial Bootloader ceeeeee 24 4 2 2 Using JTAG vieesecsecsssssssseseesesstesesseeesetsanseee 25 4 3 Using the Boards cccccessesssseeesseeeeseeeeseesseeess 25 4 4 Sensors Data and Battery Level Indication 27 4 5 WSN Monitor 0 e 27 4 6 Operating the WSN Demo cccccseeeseeeseeseeees 29 4 6 1 Starting WSN Demo on MeshBean2 nodes29 4 6 2 Setting up node 608 29 4 6 3 Node ReSet c ccccscecsssesssessseessseessseeess 30 4 6 4 Changing Frequency Channels 30 2007 MeshNetics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 4 6 5 Visualization of the Sensor 2816 32 5 ee en nO 33 6 Serial BOOtOACEL c cccsccsseecsseesseesseeneeens 35 7 37 Appendices sirs 39 Appendix A Distribution CD File Structure 39 Appendix B Using JTAG emulator 05 39 Page 3 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE List of Figures Figure 1 The Evaluation Kit delivery Set eee 9 Figure 2 MeshBean2 Layout 12 Figure 3 MeshBean2 functional
5. 13 Figure 4 eZeeNet Block 7 17 Figure 5 COM port drivers in the Windows Device Manager 0 19 Figure 6 Hardware test 600 22 Figure 7 WSN Monitor 3 28 Figure 8 Example of file containing the node titles 29 Figure 9 WSN Monitor Tools Settings 6 30 Figure 10 Resetting the node 30 Figure 11 Setting channel mask dialog 00 31 Figure 12 Setting the channel mask using checkboxes 31 Figure 13 AVR Studio dialog box for JTAG firmware downloading sasicacncsniss ssnsdancaanctiasadaeentevasesingeancenscdaanes 40 2007 MeshNetics Page 4 41 Meshfletics List of Tables Table 1 MeshBean2 Board Specifications c cccee 10 Table 2 Expansion connector 13 Table 3 JTAG connector 15 Table 4 J1 jumper settings current measurement 15 Table 5 J2 jumper settings ZigBit power source 15 Table 6 03 jumper settings RS 232 USB selection 16 Table 7 RS 232 Cable 16 Table 8 System 60 18 Table 9 COM port settings for hardware testing 21 Table 10 DIP switch configurations used in WSN Demo 26 Table 11 LED indication implied in WSN Demo 26 Table 12 COM port settings for SerialNet Demo 33 Table 13 Bootloader Options 35 Table 14 Typical problems and solutions 000n0000nann 37 Table 15 The CD 60 16
6. Ports COM LPT F Communications Port COM1 F CP210x USS to UART Bridge Controler COM 7 ECP Printer Port LPT1 Processors J E Sound video and game controlers System devices 5 Universal Serial Bus controflers 1 a T Eai Figure 5 COM port drivers in the Windows Device Manager window Running WSN Monitor requires Java machine version not older than 1 5 0 build 1 5 0_08 b03 Download Java Runtime Environment JRE 5 0 Update 8 from http java sun com javase downloads index jsp and follow the upcoming installation instructions After you get Java machine and USB driver on your PC run the WSN Monitor installer package from the ZEK Distribution CD see Appendix A and follow the instructions There may be other Java instances occasionally installed on your computer To avoid confusion edit start bat file in the directory containing the WSN Monitor to provide full path to the Java 1 5 0 executable filespecify its file name extension exe explicitly 2007 MeshNetics Page 19 41 n lllesh ZIGBIT EVALUATION KIT 1 2 USER S GUIDE CO NOTE Unlike WSN Monitor the Serial Bootloader utility see Section 6 does not require any special installation Just copy the program from the ZEK distribution CD to any directory on your PC Current version of the AVR Studio 13 with Service Pack may be freely downloaded from the Atmel s website htt
7. 0x100000 PANID 0x5320 Serial Bootloader can be used apart of downloading any image The following command Bootloader p COM5 M 2 C 100000 P 5320 is intended to assign to a node the parameters below MAC address 0x2 Channel mask 0x100000 PANID 0x5320 Baud rate flow control modes the bootstrap code size are set for a node to the default values see Table 13 if the corresponding options are omitted in command line Serial Bootloader recognizes image files in Motorola hexadecimal format also known as SREC format Such file names have the 5266 extension Motorola SREC files for Serial Bootloader contain both flash memory and EEPROM images A user s application 2007 MeshNetics Page 35 41 Meshfletics 2007 MeshNetics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE developed with AVR Studio can be converted into the SREC format using the AVR obj copy utility so it becomes downloadable via serial booting process IMPORTANT NOTES Serial Bootloader is designed so that if any of M C or P options is specified in command line it overrides the corresponding parameter which was recently stored in EEPROM Furthermore the relevant value s which was set inside the downloaded image file will be ignored Without the option explicitly used i e without any image file download applying any other option in command line can be used to change the node EEPROM settings with no interference to the application
8. Appendix B Serial Bootloader utility Needed to download firmware image without using JTAG see Appendix B WSN Monitor installer package Needed to install the WSN Monitor application see Section 4 5 Java machine Java Runtime Environment JRE 5 0 Update 8 version 1 5 0 Needed to run the WSN Monitor application See Section 4 5 2007 MeshNetics Page 18 41 Meshlletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 3 3 PC Software Installation USB driver fitting different Windows versions can be downloaded from the manufacturer s site http www silabs com tgwWebApp public web_content products Microcontrollers USB en mcu_vep htm Install the VCP driver kit from Silicon Laboratories and connect the MeshBean2 board to the USB port Windows should detect the new hardware and driver installation wizard will appear Follow the instructions provided When the process is completed make sure that the driver is installed successfully and the new COM port is present in the device list Invoke the Device Manager window shown in Figure 5 by commanding Start Settings Control Panel System Hardware Device Manager To resolve possible problems see Section 3 4 E Device Manager a x c Aoppy dsk controlers A Floppy disk drives 29 Human Interface Devices IDE ATA ATAPI controllers T gt Keyboards _ Mice and other pointing devices 4 Monitors 4 9 Network adapters
9. LEDs are blinking Reports are generated each 5 sec see Figure 6 including the status of buttons DIP switches and sensors To check hardware you can perform simple manipulations with the board press the buttons move the DIP switches screen the light sensor with your palm touch the temperature sensor with your finger and so on You should see the changes in parameters reported by Hyper Terminal window see Figure 6 NOTE During the operation if you reconnect the board to USB or power the board off the operating system may arbitrarily change the port number for this particular USB connection Hyper Terminal does not recognize such changes If this happened you have to reconnect Hyper Terminal to the proper port Simply select File New Connection menu item and repeat the same procedure that you were doing at the beginning Hardware Test Application is delivered in image files see Appendix A and can be downloaded to a board anytime 2007 MeshNetics Page 21 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 78 HyperTerminal O x File Edit wiew Call Transfer Help PRESSED PRESSED Dip switch 1 MOVED Dip switch MOVED Dip switch 3 MOVED Temperature sensor Light sensor PRESSED PRESSED MOVED MOVED Dip switch 3 MOVED Temperature sensor Light sensor i Disconnected Auto detect 38400 1 SCROLL CAPS NUM Capture Print echo 2 Figure 6 Hardware test report 3 7 Meas
10. The ZigBee coordinator is also responsible for routing Serial binary data interconnection interface which is commonly used in computer serial ports Received Signal Strength Indicator Open source operating system TinyOS Universal Serial Bus Virtual Com Port Wireless Sensor Network ZigBit Evaluation Kit ZigBit Development Kit Wireless networking standard targeted at low power sensor applications Page 8 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 2 Evaluation Kit Overview ZigBit Evaluation Kit ZEK is a simple out of the box solution designed for evaluating wireless sensor networks WSNs It provides evaluation boards based on the ZigBit module and eZeeNet Software ZigBit Evaluation Kit includes 1 MeshBean2 board 2 pieces with ZigBit module and PCB antenna MeshBean2 board 1 piece with ZigBit module and dual chip antenna on ZigBit AC DC power adapter 3 pieces with USA and European connectors USB cable 3 pieces RS 232 cable 2 pieces Software amp Documentation CD 1 piece Figure 1 The Evaluation Kit delivery set MeshBeanz2 board is intended for the evaluation of the ZigBit module s performance The ZigBit module with the embedded eZeeNet Software provides the MeshBean2 board s wireless connectivity and makes it function as a node in a ZigBee network The MeshBean2 board can be configured to operate as a network coordinator a router or an end devi
11. code downloaded before There are some minor limitations to the software downloaded via serial booting process Serial Bootloader cannot rewrite the upper 2 kBytes of memory starting from the address OxFCOO because this part of memory is used by special bootstrap code The bootstrap code residing in the MCU is an own part of the eZeeNet software supporting communication with the Serial Bootloader Normally it should not get disabled However due to the nature of booting protocol bootstrap code delays the software reset process for approximately 500 msec If it is not acceptable the serial bootloading feature can be disabled by reprogramming the corresponding fuse bits 18 using JTAG emulator see Section 4 2 2 Page 36 41 Meshfletics 7 Troubleshooting ZIGBIT EVALUATION KIT 1 2 USER S GUIDE In case of any operational problem with your system please check the power first and make sure that all of your equipment is properly connected Check if your PC conforms to the minimum system requirements See Section 3 2 Check if the PC interfaces COM USB are present and drivers are installed Check on LED indication of a node if it is not responding or behaving unusually Make sure the DIP switches are set according to the application running on the board You can retest the particular node as described in Section 3 6 if needed You may be required to reset the node The following list represents some typical proble
12. control Toolbar eZeeNet File Tools p Exit button soa Sensor ensor ansensors Data Graph Coordinator Temperature 10 40 Light 0 1700 Ll 0 255 Pane Ko 00 node 1 0000 000 Sensor data for tte _ selected node Topology 14 31 43 14 32 05 14 32 27 14 32 49 Ke te 25 75 26 00 30 25 Ye 341 12 p 330 27 CB gsi 52 End device node 28 75 28 00 tej 26 25 25 75 29 00 29 25 z rode parameters a J i 395 51 367 05 ar 330 27 484 98 1 an 393 39 554 31 Ji 0 59 4 0 71 3 07 4 0 61 4 0 61 4 0 65 1 Node Type End device 2 000F 0002 Address 079090 a Full Address 0x000100000E33C787 Parent Address ox0001 Table Pane Specific i node parameters for P EES ep iae p RSi D pW 1 0 64 3 18 0 61 0 66 0003 none 000D 0037 Router node Parameter name Channel Mask mask 0x00 01 00 00 Parameter name Panld panld 0xA1 62 Parameter name Working Channel channel 0x10 Figure 7 WSN Monitor GUI Node names are contained in the node titling file By default it is located at C Program Files Meshnetics WSN Monitor resources configuration NodeNames txt Nevertheless the root directory of the program can be set up during installation This file has the following format It is headed by the string NodeNa
13. correct In case of the board is powered via USB port the heating voltage regulator which is located next to the temperature sensor can distort the sensor readings Use battery powered boards for more accurate measurements 4 5 WSN Monitor WSN Monitor is a PC based GUI application for WSN Demo that serves to display WSN topology and other information about WSN network See WSN Monitor screen in Figure 7 It contains the Network Topology Pane Sensor Data Graph Pane Node Data Table Pane and Toolbars 2007 MeshNetics Page 27 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE In real time Network Topology Pane displays the network tree That helps to control the network formation and evolution while the nodes join send data or leave The Network Topology pane updates automatically while the network nodes are discovered and joined through coordinator The nodes which are denoted with their names are presented in icons with the node data tips The nodes are organized into a tree once interconnected via parent child links tipped with RSSI and LQI values Node Data Pane displays node sensor data See Section 4 4 It is presented in graphs and in table There are other parameters for each node which are presented in table Node Data Pane includes a pull down Sensor Selection menu to display a particular sensor data Use text menu upside and toolbars controlling visualization Settings Sensors Toolbar
14. details in Section 4 The SerialNet is intended to control the WSN nodes via serial AT commands Section 5 eZeeNet Software lets AT commands be interpreted locally or forwarded for execution on remote nodes The following sample applications are delivered with source code WSN Demo Low Power Ping Pong Peer To Peer Blink minimal sample application Page 17 41 Meshfletics 3 Getting Started 3 1 Overview ZIGBIT EVALUATION KIT 1 2 This section provides step by step instructions on how to handle the boards to make initial testing and reprogram the firmware to run sample applications and start developing custom applications using eZeeNet API 3 2 system Requirements Before employing the Kit a user should become aware of the minimum system requirements see Table 8 Table 8 System requirements USER S GUIDE Parameter Value Note PC CPU Intel Pentium III or higher 800 MHz RAM 128 Mbytes Hard disk free space 50 MBytes JTAG emulator JTAGICE mkll emulator Needed to download firmware with cable into the MeshBean2 board through JTAG see Appendix B It can be acquired from distributors of this product Software Operating system Windows2000 XP USB driver CP210x USB to UART Needed to connect MeshBean2 Bridge VCP Driver to PC via USB port see Section 3 4 IDE AVR Studio 4 12 Needed to download firmware Service Pack WinAVR image through JTAG see
15. eZeeNet lf coordinator is not present or it is not turned on the routers will stay in the network search mode In this mode routers scan the selected frequency channels continuously to search for a network with the selected PAN ID In rare cases if radio channel is busy on the selected frequency channels the coordinator node will stay in the network searching mode If this happened you should change the channel in changing channel mask using WSN Monitor 4 4 Sensors Data and Battery Level Indication Each board measures temperature light and its own battery level they send the data values to the coordinator and further to the PC The WSN Monitor application displays the values next to a node icon along with presenting them in graphs see Section 4 5 The temperature sensor measures ambient temperature The sensor s actual resolution is actually better than 1 degree but the sensor data is depicted in the WSN Monitor charts with 1 degree resolution Light sensor measures ambient illumination in Lux Typical accuracy of the battery voltage indicator is about 0 1 V which is enough for most applications and self monitoring tasks NOTES In case of the board is powered via USB port the battery level can be shown improperly Typically it shows 0 6 V due to the power protection circuitry However if batteries are installed into the battery compartment when the board is connected to the USB the battery level indication will be
16. files in the Intel HEX format only This is the reason why we also deliver 2 separate image files in the Intel HEX format that are downloadable by AVR Studio or other JTAG tools Both files have the same names but different extensions EEPROM image has eep extension while flash image has hex extension To download the firmware follow the instructions from the device manufacturers manuals 13 14 15 Sample pop up window is shown on Figure 13 Page 39 41 a ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Figure 13 AVR Studio dialog box for JTAG firmware downloading The well known command line utility avrdude which is a part of WinAVR environment htto sourceforge net projects winavr can be used for download as well This utility recognizes both Intel HEX and Motorola HEX formats 2007 MeshNetics Page 40 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 2007 MeshNetics Page 41 41
17. utilized and a version with a chip antenna satisfying the needs of size sensitive applications Sensors The board uses light sensor TSL2550T from TAOS see 10 and temperature sensor LM73CIMK see 11 from National Semiconductors Both sensors are connected in parallel to the I C bus For more information on the sensors see their datasheets on the manufacturers corresponding websites www taosinc com and www national com USB COM Bridge USB to RS 232 bridge controller CP2102 from Silicon Labs installed on the board provides seamless USB interface see 12 As a result the USB port is visible as generic COM port with a particular number The driver set for Windows and other operating systems can be downloaded from the manufacturer s website www silabs com 2 3 MeshBean2 Board Design 2007 MeshNetics The MeshBean2 board contains the ZigBit module which is functioning as ZigBee 802 15 4 transceiver It also includes sensors buttons DIP switches and some interfaces on the Expansion Connector The board includes the following interfaces USB 2 0 port RS 232 interface Buffered I C interface with ESD protection and voltage level translation Light and temperature sensors 2 push buttons controlling the software 1 reset button 3 DIP switches 3 software controlled LEDs Symmetrical dipole PCB antenna for balanced RF output version of ZigBit only JTAG connector for software download and debugging Page 11 41
18. 007 MeshNetics Page 14 41 ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Table 3 JTAG connector pinout 1 JTAG TCK scan clock 2 JTAG GND Digital ground 3 JTAG TDO Test data output 4 JTAG VCC Controller supply voltage 5 JTAG TMS Test mode select 6 JTAG RST Reset controller active low 7 N Cont Not connected 8 N Cont Not connected 9 JTAG TDI Test data input 10 JTAG GND Digtalgound 0000000000 Table 4 J1 jumper settings current measurement J1 is connected This position is used for normal operation J1 is disconnected In this position the ZigBit module is not powered while remaining parts of the board are powered This position is used to measure the current consumption of the ZigBit module see Section 3 7 Table 5 22 jumper settings ZigBit power source J2 connects pins POWER and BAT ZigBit is powered by primary source battery USB or AC DC adapter J2 connects POWER and USB ZigBit is powered by 3 6 V internal voltage regulator 2007 MeshNetics Page 15 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Table 6 23 jumper settings RS 232 USB selection Jumper position Description J3 connects central pin and the The board will use RS 232 port available on the RS 232 pin expansion connector for connection to the host J3 connects central pin and the The board will use USB for connection to the host
19. Meshiletics Ligbit ZigBit Evaluation Kit 1 2 User s Guide Doc S ZEK 451 v 1 1 March 2007 2007 MeshNetics Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 2007 MeshNetics 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 MeshNetics Disclaimer MeshNetics believes that all information is correct and accurate at the time of issue MeshNetics reserves the right to make changes to this product without prior notice Please visit MeshNetics website for the latest available version MeshNetics does not assume any responsibility for the use of the described product or convey any license under its patent rights MeshNetics warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with MeshNetics standard warranty Testing and other quality control techniques are used to the extent MeshNetics deems necessary to support this warranty Except where mandated by government requirements testing of all parameters of each product is not necessarily performed Trademarks MeshNetics ZigBit eZeeNet ZigBeeNet SensiLink as well as MeshNetics and ZigBit logos are trademarks of MeshNetics Ltd All other product names trade names trademarks logos or service names are the property of their respective owners Technical Support Please e mail your prod
20. Standard for Information technology Part 15 4 Wireless Medium Access Control MAC and Physical Layer PHY Specifications for Low Rate Wireless Personal Area Networks LR WPANSs TSL2550 Ambient Light Sensor With Smbus Interface TAOS Datasheet TAOSO29E February 2006 http www taosinc com images product document tsl2550 e6 7 pdf LM73 2 7V SOT 23 11 to 14 Bit Digital Temperature Sensor with 2 Wire Interface National Semiconductor Corporation Datasheet DS201478 July 2006 http Awww national com pt LM LM73 html Datasheet CP2102 Single Chip USB to UART Bridge Rev 1 1 9 05 www silabs com AVR Studio User Guide http Awww atmel com dyn resources prod_documents doc2510 pdf JTAGICE mkll User Guide http www atmel com dyn resources prod_documents doc2562 paft avr lioc Reference Manual 1 4 3 WinAVR User Manual 20060125 By Eric B Weddington Using the GNU Compiler Collection By Richard M Stallman and the GCC Developer Community 8 bit AVR Microcontroller with 64K 128K 256K Bytes in System Programmable Flash ATMEL Preliminary Doc 2549J AVR 09 06 htto Awww atmel com dyn resources prod_documents doc2549 pat Abbreviations and Acronyms API Application Programming Interface BOM Bill of Materials Channel Mask Channel mask is a number that defines the set of working channels Coordinator Within ZigBee networks the ZigBee coordinator is responsible for starting the network and for choosing certain key network pa
21. USB pin IMPORTANT NOTES Any other position of jumpers 22 and J3 or their omission may cause permanent damage of the hardware Powering the board without J1 jumper and ammeter connection between clamps CM and CM may cause a permanent damage of the hardware Table 7 RS 232 cable pinout Signal Expansion connector RS 232 connector RXD 4 UART RXD 2 TXD 2 UART TXD 3 CTS 3 UART CTS 8 RTS 1 UART RTS 7 GND 5 6 15 19 20 GND 5 2 3 2 Buttons Switches and LEDs The board includes 2 buttons 3 DIP switches one Reset button that generates hardware reset signal 3 software defined LEDs green yellow and red and one blue LED indicating powering the board from the USB Any on board button DIP switch and LED can be controlled with the application running on the ZigBit For instance the status of any DIP switch will be ignored when running SerialNet 6 Section 5 DIP switches can be tested when running the Hardware Test application see Section 3 6 2 4 eZeeNet Software eZeeNet Software from MeshNetics is a robust IEEE802 15 4 ZigBee software that runs on ZigBit modules and organizes a self healing self organizing mesh network It is specifically tailored for easy to use networking in sensing control monitoring and data acquisition applications t provides easy to use networking with a routing mechanism that optimizes network traffic and reduces power consumption eZeeNet Software of
22. ach one in the Reference Manual 3 Chapter Examples of that document shows how to use the commands for doing the following to control LED and DIP switches to create a network set the node roles and addresses to transmit data between the nodes to manage PAN ID and frequency channels to forward commands for remote execution to control end device power consumption Thanks to flexibility of AT commands you can create your own scenarios of communications that reflect your particular applications and needs The examples will provide you with a good toolset for your network evaluation A variety of terminal programs provide capability to write AT commands scripts and to analyze the responses from a board This extends your capability of remote control over MeshBean2 boards For example you can simulate the sensor readings that should be sent periodically to the coordinator node or implement other scenarios Before running the application check the connection between the board and the PC and set in the terminal software see Table 12 the following parameters of the COM port Table 12 COM port settings for SerialNet Demo Option Value Data Rate 38400 bps Data Bits 8 Parity None Stop Bits 1 Flow Control none To run SerialNet application download the corresponding image file See Table 15 into the boards Follow step by step instructions from the Examples Section of the document 3 Use AT comman
23. ample command line below C jre1 5 bin java exe classpath lib junit jar lib log4j 1 3 jar lib jgraph jar lib comm jar Xmx200m com meshnetics controller MainClass No node is shown on the Topology Pane in the WSN Monitor Check if the WSN Monitor uses proper COM port and if not change and restart the program WSN Monitor shows NO DATA in the Sensor Data Graph Pane No node is selected Select the required node by mouse clicking on it 2007 MeshNetics Page 37 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Problem Solution Node titles displayed on the Topology Pane do not show node destinations At WSN Monitor startup all node s LEDs are blinking or none of them is flashing The displayed titles do not necessarily relate to the node functions but they can be redefined by user anytime These names are stored in the node title file see Section 4 5 along with MAC addresses mapped to the nodes The WSN Demo application was not downloaded into the node Load this application to the node Neither Serial Bootloader nor another application work with a node except for the Hardware Test Make sure that J3 setting on the board corresponds to the actual RS 232 USB connection type Make sure the microcontroller flash memory was not erased before and the bootstrap was not lost there after having the node programmed through JTAG 2007 Me
24. an be programmed in two ways either you can use Serial Bootloader utility see Section 4 2 1 or you can do it under AVR Studio using JTAG emulator For instance JTAGICE mkli from Atmel 14 see Section 4 2 2 is employed IMPORTANT NOTE Be careful in making choice for programming the node Each one of MeshBean2 boards come with the bootstrap downloaded into the MCU which is needed to run Serial Bootloader If JTAG has been used it will make impossible using Serial Bootloader unless bootstrap is reloaded to the board To get interconnected in WSN network each node should be identified with a unique MAC address Once MAC address is not defined by hardware the node addressing ID should be programmed Programming a MeshBean2 board with MAC address can be performed in two alternative ways MAC address can be downloaded to a board by means of Serial Bootloader running with the key specified within command line see Section 6 Otherwise MAC address can be programmed using SerialNet AT commands as described in 3 4 2 1 Using Serial Bootloader To program a board using Serial Bootloader do the following steps 1 Connect the board to the PC via USB or RS 232 port depending on the setting of jumper 13 see Table 6 2 Run Serial Bootloader specifying the image file COM port and the optional keys in command line see Section 6 Press reset button on the board Release reset button on the board Serial Bootloader waits for a
25. ce by means of setting DIP switches see Section 2 3 2 and or sending AT commands The node s role is defined by the embedded applications The boards are delivered with a ZigBit preprogrammed with the Hardware Test and Serial Bootloader firmware For full list of demo applications see Section 2 4 All the necessary technical documents on the MeshBean2 board schematic BOM Gerber files etc are available upon request 2 1 Hardware General Specifications MeshBean 2 basic parameters are presented in Table 1 2007 MeshNetics Page 9 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Table 1 MeshBean2 Board Specifications Parameter Value RF Compliance 2 4 GHz IEEE 802 15 4 2003 Operating Band 2400 2483 5 MHz TX Output Power from 17 dBm to 3 dBm RF Transceiver AT86RF230 ZU Antenna 2 4 GHz PCB on board antenna or on chip antenna MCU Microcontroller ATmegai281V RAM 8 kBytes Flash Memory 128 kBytes EEPROM 4 kBytes Performance Up to 4 MIPS throughput at 4 MHz Clock Power Power Supply Dual AA Type Battery automatically switched to USB or AC DC adapter Over Voltage Yes Protection Reverse Polarity Yes Protection Operating Voltage 1 8 3 6 V Range Voltage Supervisor Yes Miscellaneous Sensors Digital Ambient Light Ambient Air Temperature LED Indicators 3 programmable color status LEDs ext
26. d samples to control your network conditions and to manage data transmission 2007 MeshNetics Page 33 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 2007 MeshNetics Page 34 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 6 Serial Bootloader Serial Bootloader allows downloading an image file into the board using USB RS 232 connection Serial Bootloader is controlled by the command line options Usage bootloader p port number f file name b baud rate h s bootstrap size M MAC address C Channel mask P PANID Table 13 Bootloader Options Option Description Default value p port COM port f file name Name of Motorola SREC file b baud_rate Baud rate in bits per second 38400 1200 2400 4800 9600 19200 38400 57600 115200 Hardware flow control if used None S size The size of bootstrap code in words 1024 4096 2048 1024 512 M MAC MAC address in HEX format to be assigned to the node C channel mask Channel mask in HEX format to be assigned to the network P PANID PANID in HEX format to be assigned to the network Example for using Serial Bootloader bootloader f wsndemo srec p COM5 M 1 C 100000 P 5320 The above command demonstrates loading the WSN Demo image into the node connected to PC through COM5 with assigning the following parameters MAC address 0x1 Channel mask
27. e 12C_DATA pin of the module via low voltage level translators For details refer to ZigBit datasheet 1 9 3 6V Output Output of internal voltage regulator Normally the voltage is 3 6 V 10 V XX Output ZigBit supply voltage ii RESET Input Reset pin Active low This pin is connected in parallel to the RESET button on the board 12 USART_TXD Output This is Transmit Data pin for USARTO interface of the ZigBit module It is connected directly to the USARTO_TXD pin of the module For details refer to ZigBit datasheet 1 13 USART_RXD Input This is Receive Data pin for USARTO interface of the ZigBit module It is connected directly to the USARTO_RXD pin of the module For details refer to ZigBit datasheet 1 14 USART CLK Input This is Clock Data pin for USARTO interface of the ZigBit module It is connected directly to the USARTO_EXTCLK pin of the module For details refer to ZigBit datasheet 1 15 GND digital analog ground 16 ADC INPUT1 Input ADC input This pin is connected directly to the ADC_INPUT_1 pin of the module For details refer to ZigBit datasheet 1 17 ADC INPUT2 Input ADC input This pin is connected directly to the ADC_INPUT_2 pin of the module For details refer to ZigBit datasheet 1 18 ADC INPUT3 Input ADC input This pin is connected directly to the ADC_INPUT_3 pin of the module For details refer to ZigBit datasheet 1 19 GND Digital analog ground 20 GND Digital analog ground 2
28. e in the direction normal to the dipoles But the pattern is more complex at the distances of several centimeters This fact should be taken into account in hardware testing in WSN evaluation and application development An approximate field pattern is given in the ZigBit datasheet 1 Page 22 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 4 WSN Demo Application 4 1 Overview The networking performance of ZigBit platform is demonstrated with the WSN Demo application which is based on the eZeeNet Software API This application comprises embedded firmware supporting functions for coordinator router and end device and the GUI part the WSN Monitor which is run on PC Thanks to the WSN Demo application embedded the MeshBean2 boards are organized into a set of nodes constituting a wireless network In duty circle end devices and routers update the on board sensor readings and send them in packets to coordinator That data is displayed on WSN Monitor panes as temperature light and battery level measuremenis End device is mostly sleeping consuming very low power and it wakes up shortly for activities each 10 seconds During the sleep period you can force end device for waking up by pressing the Sw1 button Router sends data each 1 second The coordinator transmits the received packets along with its own sensor data to the GUI application WSN Monitor using UART The network size is not limited by WSN Dem
29. ear on the Topology Pane yet see Figure 7 You have to set a proper COM port via Tools Settings menu see Figure 9 Restart the program if the icon does not appear 4 6 2 Setting up node timeouts The Tools Settings menu contains several parameters The timeouts are used to setup the visualization for coordinator routers and end devices considering them having disappeared from the network due to link drop power down or reset A node timeout means the awaiting time during which the WSN Monitor is expecting to receive data packet from that node updating the Topology tree To get it smooth for changes in topology picture setting timeouts to 3 sec is recommended for coordinator and router and that to 30 sec for end device Those timeouts cover 3 periods between packet sending 2007 MeshNetics Page 29 41 Meshlletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE SS 0000000 Timeouts milliseconds Coordinator Router l OOOO h OO00 End device Connection 200000 com Log file name Node titles file name resources configurationiNodeNames bt m Figure 9 WSN Monitor Tools Settings menu 4 6 3 Node Reset A node can be reset by means of the WSN Monitor using the Tools Send Command menu see Figure 10 Node can be either identified by its MAC address or be selected from the list of the nodes which are currently present in the Topology Pane Command sena x Hode Delay ms oo Figure 10 Resetti
30. ernal power supply status LED Temperature Range Switches 3 DIP switches Buttons 2 programmable buttons Size 60 x 63 x 24 mm Operating 40 C to 85 C Minor degradation of clock stability may occur beyond the 20 C to 70 C range This User s Guide contains general information only Detailed specifications of the ZigBit module are available in the ZigBit datasheet 1 which contains exhaustive information on the ZigBit interfaces voltage levels power consumption etc 2007 MeshNetics Page 10 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE NOTE The absolute maximum ratings for the ZigBit module are specified in the ZigBit datasheet 1 These are the stress ratings only and functional operation of the device at these conditions is not implied Exposure to absolute maximum rating conditions for the extended periods may affect device s reliability 2 2 MeshBean2 Featured Components 2 2 1 2 2 2 2 2 3 ZigBit Module ZigBit module is an ultra compact low power high sensitivity2 4GHz 802 15 4 ZigBee OEM module from MeshNetics ZigBit module is based on Atmel s Z Link 2 4GHz platform It includes ATmegai281V Microcontroller and AT86RF230 RF Transceiver In ZEK it is delivered installed on MeshBean2 board Two different versions of ZigBit modules are available 1 a version with balanced RF port for applications where the benefits of PCB or external antenna can be
31. fers a user friendly API for network and smart power management including data exchange network formation node join PAN ID management channel selection TX power control etc The eZeeNet provides a wide range of software interfaces for standard peripherals of supported hardware modules The eZeeNet comes with the Framework layer which eases application development and simplifies integration Another configuration of eZeeNet Software SerialNet enables the user to develop customized WSN applications without programming the modules directly or writing any embedded software see Section 5 2007 MeshNetics Page 16 41 Meshfletics 2007 MeshNetics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE The structure of eZeeNet Software is presented in Figure 4 It is detailed in datasheet 2 OEM extensions APS ZDO T Task scheduler MAC Figure 4 eZeeNet Block Diagram ZigBit Evaluation Kit contains the following demo applications delivered in binary form 6 Hardware Test 6 WSN Demo 6 SerialNet application The Hardware Test application see Section 3 6 is a simple application which tests correct operation of major MeshBean2 board components The WSN Demo application is a ZEK feature program demonstrating the WSN performance as presented in
32. he last packet using old channel mask Next coordinator forms the network on the new channel When channel mask command is being accepted by router or end device the node stops sending packets for 1 minute and starts blinking the LED1 LED2 and LED3 Next it leaves the network and proceeds joining using new channel mask When router is rejoining the network indication LED LED3 is blinking Upon joining LED3 is ON When end device is rejoining the network indication LED LED3 is blinking Upon joining LED3 turns ON LED1 flashes shortly to indicate sending a packet LED1 flashes shortly to indicate having received acknowledgement Next all LEDs turn OFF when end device is falling to sleep When channel mask is being changed the topology screen may not display real topology tree After changing channel mask the network topology tree is actualized 2007 MeshNetics Page 31 41 Meshfletics 4 6 5 ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Visualization of the Sensor Data 2007 MeshNetics To help monitoring the network structure and the status of a particular node in real time the network topology is visualized on the Topology Pane see Figure 7 Visualization helps to control the network formation and evolution while the nodes join send data or leave The Network Topology pane updates automatically during the network nodes have been discovered and joined through coordinator Having the topology diagram and using
33. inoperable state of the ZigBit or its permanent damage Using the discharged batteries when the voltage is below the specified limit can also cause damage of flash memory or EEPROM If that would happen programming might fail if using the Serial Bootloader the only option then would be then to use the JTAG emulator see 0 Using nickel cadmium rechargeable batteries is allowed but with some precautions Their cell potential is nominally 1 2 V Although a pair gives 2 4 V thus fitting the operating voltage range see Section 2 1 still it is lower than 3 V which a pair of the most popular alkaline cells give Hence nickel cadmium rechargeable batteries may not be a proper alternative of the alkaline cells for all applications 3 6 Testing the Board Begin evaluation of the network features with testing hardware Initially all boards are preprogrammed with the Hardware Test Application that allows checking the interfaces installed on the board excluding RF port To accomplish the tests connect the board to the PC and run standard Hyper Terminal utility which is a part of Windows 2000 XP Start All Programs Accessories Communications Hyper Terminal COM port parameters should be set to the values given in Table 9 Table 9 COM port settings for hardware testing Option Value Data Rate 38400 bps Data Bits 8 Parity None Stop Bits 1 Flow Control None When the testing software runs normally all the board
34. mes which is followed by the list in lines each containing 64 bit MAC address and the node name For example see Figure 8 If NodeNames txt file is not found or its format is not recognized the WSN Monitor will designate its own names 2007 MeshNetics Page 28 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE P NodeNames txt Notepad Ioj x File Edit Format View Help HodeNames Sp8CR coordinator 1 3 27 3 2 7 34 BBOLAA TTT 3 02 04 fEC 3 3 89 90 6 31 2 31 3 2 2 0 4 04 34 FE 8 3 0 3 1 801 2 3 2 Figure 8 Example of file containing the node titles 4 6 Operating the WSN Demo 4 6 1 Starting WSN Demo on MeshBean2 nodes First connect the coordinator node to the USB or RS 232 port according to the 33 jumper setting see Table 6 Then run the WSN Monitor application At start uo WSN monitor will attempt using the default COM port to connect to the coordinator The WSN Monitor screen pops up but the coordinator node icon will not yet app
35. ms that you may encounter while working with the Evaluation Kit and possible solutions Table 14 Typical problems and solutions Problem The board does not indicate its activity with LEDs Solution Make sure that either WSN Demo image or Hardware Test image is loaded For SerialNet the LED status is controlled by AT commands In effort to connect several boards to the same PC their detection fails due to ID recognition conflict WSN Monitor fails to start Detect ID for any single connected board using the USBView exe utility from Silicon Laboratories which can be downloaded from http Avww silabs com tqwWebApp public web_content produ cts Microcontrollers USB en USBXpress htm You can use the CP210xSetIDs exe utility from Silicon Laboratories which is included in AN144SW It is described at http Avww silabs com public documents tpub doc anote Micr ocontrollers Interface en an144 odf and can be downloaded from htto Awww silabs com public documents software_doc others oftware Microcontrollers Interface en an144sw zip Locate the executable file for Java installed in your system Next locate the directory containing the WSN Monitor application installed Edit the start bat command file there Specify full path to the located Java executable file in the default command line and its file name extension Then save the command file edited With these instructions performed WSN Monitor should start correctly See s
36. nding data to the coordinator which is indicated by LEDs WSN activity is observed in two ways 6 controlling the on board LEDs see LED indication described in Table 11 6 controlling the network information through the WSN Monitor installed on PC Table 11 LED indication implied in WSN Demo LED state Node State LED1 Red LED2 Yellow LED3 Green Network searching OFF OFF blinking Having joined to network ON Message receiving flashing ON Message transmitting flashing ON Changing channel mask blinking blinking blinking Sleeping for end device only OFF OFF OFF 2007 MeshNetics Page 26 41 n lleshiletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE CO LED state Role indication at startup All LEDs are flashing once on router twice on end device and three times on coordinator Idle invalid DIP switch configuration ON MAC address missed ON you turn on the power on the coordinator it will switch to the active state even if no child nodes are present This is normal it means that the coordinator is ready and child nodes can join the network with coordinator s PAN ID By default coordinator uses predefined PAN ID valued as D162 which is recognized by all routers Changing PAN ID is not allowed NOTES The predefined value of D162 originates from eZeeNet version V 1 6 is supposed to change with next versions of
37. ndows operating system if the board is reconnected Use Windows Control Panel to check the actual port number Under some circumstances the boards can conflict with other USB devices already installed In such cases the Windows Device Manager may show a problem occurred during the plug and play procedure or it may not detect the USB UART bridge controller at all Possible solution is to change the USB ID for the board using special utility available from the USB controller manufacturer See Section 7 for details 3 5 Powering the Boards The boards can be powered by two AA size batteries via the USB host port if connected that way or via AC DC adaptor The nominal voltage is 3 V Using AC DC adaptor automatically disables AA batteries Using USB port disables AC DC adaptor source In order to make accurate measurements of sensor parameters the battery powering is recommended USB powering is not stable enough which can affect transmitting power level and in other RF parameters 2007 MeshNetics Page 20 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE IMPORTANT NOTES Although the board includes voltage protection circuitry using AC DC adaptors other than those included in the Kit may cause permanent damage of the board It is strongly recommended to check the power supply voltage before programming the boards by Serial Bootloader or by JTAG Power drops happened during the programming process can result an
38. ng the node 4 6 4 Changing Frequency Channels The network operation is supported on 16 upper channels in 2 4 GHz band with the numbers of 11 0x0B through 26 0x14 Use Tools Send Command dialog box to set channel mask By default current channel mask is displayed there See Figure 10 Enter mask directly in hex format or click button 2007 MeshNetics Page 30 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE NOTE Channel mask is a bitfield which defines the channels available The 5 most significant bits b27 6131 of channel mask should be set to 0 The rest 27 least significant bits bo bi b26 indicate availability status for each of the 27 valid channels 1 available o unavailable x Set channel mask Mask hex 00020000 Figure 11 Setting channel mask dialog box Otherwise you can open another dialog box by clicking the button Use checkboxes to select the channels thus setting some of them ON see Figure 12 Channel bit mask AF7 _ Channel 0 Channel 1 _ Channel 2 i 0x02 Channel 3 0x03 Channel 4 4 Fe oF one 16 Ox10 Channel 17 1 Channel 2 gt Channel 24 0x18 _ Channel 25 8 Channel 28 Ok Cancel Figure 12 Setting the channel mask using checkboxes When changing channel mask coordinator sends the command to all of the nodes and waits for 1 minute more after having received t
39. o Avwww atmel com Simply launch the downloaded installer programs and follow set up instructions The WinAVR suite of development tools can be downloaded from http sourceforge net projects winavr To install WinAVR just follow the setup instructions 3 4 Connecting the Board to PC The board can be connected to the PC via the RS 232 port usuing serial cable or via USB using USB cable The connection mode is controlled by setting of jumper 13 see Table 6 IMPORTANT NOTE Both ports share the same physical port on the board and cannot be used simultaneously You can use serial port to connect the MeshBean2 to both PC and any other unit supporting RS 232 connectivity RS 232 cable pinout is presented in Table 7 USB connection is preferable when portable PCs are used Batteries are not required when the board is powered via USB Yet another advantage of using the USB connection is possibility to connect several boards to a single PC Different applications running on the board may require different settings of the COM port the particular settings for the specific cases will be described later in this document Using the RS 232 port does not require specific drivers for Windows or other operating systems On the contrary USB connection requires installation of the driver for a specific USB COM virtual port see details in Section 3 3 IMPORTANT NOTES When USB connection is used the COM port number could be changed by the Wi
40. o In real time WSN Monitor visualizes the network topology in a tree form It also displays the node parameters like addresses node sensor information and node link quality data Measured in dBm RSSI indicates link s current condition With the resolution not better than 3 dBm this is not a very accurate measurement LQI is a certain numeric value defined within the 0 255 range to measure the link quality Larger values mean better link while values close to zero indicate poor condition Using WSN Monitor controls you can change the network channel mask node timeouts and you can reset any node remotely NOTES The WSN Demo is extended to support both ZigBit and other platform devices 2 Heterogeneous configurations can be implemented For instance a set of AVR RZ502 STK500 STK501 modules RCBs from Atmel and MeshNetics Meshbean2 boards can operate as a single WSN The connected PC with WSN Monitor will visualize the network information You can run the WSN Demo without connecting to PC The LEDs of a board indicate the board current state and activities In regard to the WSN Demo using the boards is described in Section 4 3 GUI is described in Section 4 5 Operation instructions are given in Section 4 6 The application source code is delivered with the ZigBit Development Kit 2007 MeshNetics Page 23 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 4 2 Programming the Boards All the boards c
41. pproximately 30 seconds for the button to be released If this does not happen the booting process will stop NOTE If a node has been configured as end device and it is currently controlled by the running application the node should be powered off before reprogramming Make sure that J3 setting on the board corresponds to the actual RS 232 USB connection type Serial Bootloader indicates the operation progress Once loading is finished successfully the board will restart automatically If loading fails Serial Bootloader will indicate the reason In the rare cases booting process can fail due to the communication errors between the board and the PC If this happened try to repeat booting or try to use normal RS 232 port instead of USB If booting fails the previous program written to the board can be corrupted but the board can be reprogrammed again Another JTAG programmer may be also used but it should be compatible with the Atmel 1281 MCU 2007 MeshNetics Page 24 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 4 2 2 Using JTAG In programming the board using JTAG link JTAG emulator together with the MeshBean on board JTAG connector See Figure 2 Start downloading process following the instructions from 13 and 14 Check ON the following options in Fuses Tab before downloading the images through JTAG Brown out detection disabled BODLEVEL 111 JTAG Interface Enabled JTAGEN 0 Serial p
42. preloaded to EEPROM will be lost 2007 MeshNetics Page 25 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Starting the WSN Demo do the following 1 Configure one single node as a coordinator and the others as routers end devices see Table 10 Connect the coordinator node to the PC using USB port on the coordinator board Power on the coordinator node Run WSN Montitor see Section 4 6 1 Power on and reset the rest of the nodes 2 3 4 5 NOTE When running WSN Demo channel mask can be changed anytime later with sending the command from the WSN Monitor see Section 4 6 4 Issued recently from WSN Monitor and received on a node channel mask is permanently stored in its EEPROM after getting power on and off To restore the default channel mask in EEPROM repeat a node reinitializing procedure described above in this section Table 10 DIP switch configurations used in WSN Demo DIP switches Description 1 2 3 ON ON X Board is configured to be a coordinator ON OFF X Board is configured to be a router OFF OFF iX Board is configured to be an end device Coordinator organizes the wireless network automatically Upon starting any node informs the network on its role At that moment LED1 LED2 and LED3 are flashing once on router they are flashing twice on end device and they are flashing three times on coordinator After joining the network a node starts se
43. rameters The network may be extended through the use of ZigBee router DIP Dual In line Package EEPROM Electrically Erasable Programmable Read Only Memory End device In ZigBee networks the ZigBee end device provides sensor data sent to a router and is requesting a router periodically in duty cycle End device is often subjected to power management restrictions so it may be in sleeping mode most of the time ESD Electrostatic Discharge GUI Graphical User Interface 2007 MeshNetics Page 7 41 Meshfletics HAL IDE JTAG LED LQI MAC MCU MIPS NWK PAN ID PCB PHY RF Router RS 232 RSSI TOS USB VCP WSN ZEK ZDK ZigBee 2007 MeshNetics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Hardware Abstraction Layer Integrated Development Environment Digital interface for debugging of embedded devices also known as IEEE 1149 1 standard interface Light Emitting Diode Link Quality Indicator Medium Access Control layer Microcontroller Unit In this document it also means the processor which is the core of ZigBit module Million Instructions per Second Network layer Personal Area Network Identifier In ZigBee it is 16 bit number which must be unique for each one of multiple networks working on the same frequency channel Printed Circuit Board Physical layer Radio Frequency In ZigBee networks routers transfer data and control messages through the network using a hierarchical routing strategy
44. rogram downloading SPI enabled SPIEN 0 Boot Flash section size 1024 words Boot start address SFE00 BOOTSZ 10 Divide clock by 8 internally CKDIV8 0 Int RC Osc Start up time 6 CK 65 ms CKSEL 0010 SUT 01 Uncheck the rest of options Make sure the following hex value string appears at the bottom of Fuses Tab OxFF Ox9D 0x62 Additionally check ON the following option if the nodes will be programmed with Serial Bootloder Boot Reset vector Enabled default address S0000 BOOTRST 0 Make sure the following hex value string appears at the bottom of Fuses Tab ORFF 0x9C 0x62 By default each board MCU comes programmed with the fuse bit latter option above enabled 4 3 Using the Boards At node startup current channel mask is regularly read from EEPROM If channel mask was previously loaded to EEPROM using Serial Bootloader then no special actions described below is needed before starting WSN Demo Nevertheless if you need to load channel mask to EEPROM from flash from an image file then initializing the node for the first time must be performed as follows Press and hold the sw1 onboard button first See Figure 2 Turn power on the board with holding the button pressed for at least 1 second The LED1 will get flashing 3 times Next LED1 LED2 and LED3 will start blinking for 2 sec to indicate the acceptance of channel mask in EEPROM NOTE With the above operation completed the channel mask
45. shNetics Page 38 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Appendices Appendix A Distribution CD File Structure Table 15 The CD contents Directory File Description Readme html Installation instructions and quick start guide Documentation Documentation Information Datasheets and application notes Bootloader Bootloader exe Serial Bootloader executable file Test Hardware 6 Hardware Test image files Test HardwareTest hex Demo WSN WSNDemo srec WSN Demo image files Demo WSN WSNDemo hex Demo WSN WSNMonitorSetup exe WSN Monitor Installer Demo SerialNet SerialNet srec SerialNet image files Demo SerialNet SerialNet hex Appendix B Using JTAG emulator 2007 MeshNetics Programming with JTAG gives more flexibility in managing the loading process but requires special hardware For Windows environment we recommend using the AVR Studio 4 12 Service Pack AVaRICE 2 40 may be used for Linux In both cases the recommended JTAG emulator is JTAGICE mkil from Atmel Other programming devices can be utilized as well but make sure that the particular model supports programming an Atmega1281 MCU before use Motorola HEX files for Serial Bootloader contain both flash memory and EEPROM images AVR Studio does not support downloads of such combined files into the MCU Instead it requires separate images for flash memory and EEPROM and it recognizes
46. the GUI controls user can select any node to monitor the node activity and see the node data in three different forms Text table Chart 6 Sensor data values on the Topology Diagram These have arrows next to them indicating relative increase or decrease Topology Pane displaces temperature and light sensor readings as well as battery level for each selected node marked by dashed line Also these data values are shown on the Sensor Data Graph Pane You can easily check how they change over time The Sensor Data Graph Pane includes a pull down Sensor Selection menu for sensor data to display Use the button on the Sensor Control Toolbar to display the desired types of sensor data Page 32 41 Meshfletics ZIGBIT EVALUATION KIT 1 2 USER S GUIDE 5 SerialNet SerialNet is a configuration of eZeeNet Software which allows control over the most of the ZigBit eZeeNet functionality through any communication interface using standardized Hayes like AT command set The commands come from RS 232 USB interface in simple text form and the language principles are described in ITU T V 250 recommendation see 8 NOTES Strictly the SerialNet is an application developed on top of eZeeNet API Before running SerialNet application make sure that the corresponding image file is downloaded to each of the node s board correspondingly see Appendix A See the set of supported AT commands syntax and detailed description of e
47. the operating personnel from possible harmful impact of the electromagnetic field When the parts of the product are turned on an operator should avoid touching the PCB antenna and the board itself The recommended distance between an operator and antenna should be more than 20 centimeters The AC DC adapters included into the product contain high voltage circuits General precautions like checking the power cord before use if boards are mains powered should be taken The ZigBit Evaluation Kit contains fragile components Please handle with care Related documents 1 ZigBit OEM Module Product Datasheet MeshNetics Doc M 251 01 2 eZeeNet IEEE802 15 4 ZigBee Software Product Datasheet MeshNetics Doc M 251 02 3 eZeeNet Software 1 6 SerialNet Reference Manual AT Command Set MeshNetics Doc P EZN 452 01 4 eZeeNet Software 1 6 eZeeNet API Reference Manual MeshNetics Doc P EZN 452 02 5 MeshBean2 P p n WDB A1281 P1 Rev 2 0 Schematics MeshNetics Doc P MB2P 461 01 6 ZigBit Module Application Note ZigBit Power Consumption Testing MeshNetics Doc AN 481 01 7 ZigBee Document 0534741708 February 17 2006 2007 MeshNetics Page 6 41 Meshfletics 8 9 10 11 12 13 14 15 16 17 18 ZIGBIT EVALUATION KIT 1 2 USER S GUIDE Serial asynchronous automatic dialing and control ITU T Recommendation V 250 05 99 IEEE Std 802 15 4 2003 IEEE
48. uct related questions to support meshnetics com If you like to speak to one of our product specialists you can call the phone number listed below Development Support Software customization services can be provided on terms and conditions mutually agreed by MeshNetics and end user Contact Information MeshNetics 9 Dmitrovskoye Shosse Moscow 127434 Russia Tel 7 495 725 8125 Office hours 8 00am 5 00pm Central European Time Fax 7 495 725 8116 E mail support meshnetics com www meshnetics com 2007 MeshNetics Page 2 41 Meshfletics Table of Contents 1 na 6 Intended Audience and 6 Safety and Precautions cccccccscessessseesessseeesees 6 Related 000 6 Abbreviations and ACronyMs ccccccccscceseceseeeees 7 2 Evaluation Kit OVervieW sscssesesseessees 9 2 1 Hardware General 06008008 9 2 2 MeshBean2 Featured Components snesseasneenn 11 2 2 1 ZigBit 11 PRR O 11 2 2 3 USB COM 006 11 2 3 MeshBean2 Board Design cccccceeseeeereeeees 11 2 3 1 Connectors and 13 2 3 2 Buttons Switches and 285 16 2 4 eZeeNet 0 16 3 Getting Started 7 18 eee ee ee ee 18 3 2 System Requirements 18 3 3 PC Software Installation 19 0 4 Connecting the Board to PC ceeeeeseessteeeeeees 20 3 5 Powering the Boards 20 3 6 Testing the Board
49. uring Power Consumption The board allows the ZigBit module s power consumption measurement To perform the measurements simply connect ammeter to the clamps CM and CM and remove jumper J1 Make sure that the board is powered by batteries only However such measurements would not be absolutely correct because power is consumed by the interfaces and the peripherals connected to the ZigBit To make the measurements correctly all interfaces excluding RF ports should be disconnected from ZigBit module Refer to the Application note 6 for details 3 8 Antenna Precautions 2007 MeshNetics Each type of antenna PCB antenna and dual chip antenna were matched and tuned taking into account all the components adjacent to the antenna including the ZigBit module shield battery compartment and plastic legs Any object placed in close proximity to the antenna can affect its performance Do not put the module into enclosure Do not mount the board on metal surface Do not use metal screws longer than 5 mm to fasten the board on legs These factors may affect the performance Mount plastic legs from the bottom side only where the battery compartment is located Use plastic screws to fasten the legs Do not use the legs made of different plastic material Omitting the plastic legs may significantly affect the antenna performance The pattern of antenna is wide In far field zone electromagnetic radiation appears stronger in horizontal plan
Download Pdf Manuals
Related Search