Atmel AVR2104: RF4CE-EK Remote Control Evaluation Kit
Contents
1. Atmel AVR2104 RF4CE EK Remote Control Evaluation Kit User Guide 8 bit Atmel Features Microcontrollers e Evaluation platform performance for the Atmel ATmega128RFA1 using programmed performance test measurement application consisting of simple range measurement and packet error rate measurement e Test various IEEE 802 15 4 hardware embedded features Appl ication Note e Experiment with the enhanced feature set of ATmega128RFA1 e Verify the Atmel certified RF4CE software stack RF4Control e Use serial boot loader functionality to flash new application software image into the MCU s program memory for example Atmel RF4CE Control software stack e Extendable to any IEEE 802 15 4 based wireless application development such as ZigBee 6LowPAN ISA100 or any other proprietary network protocol 1 Introduction The Atmel RF4CE EK is an evaluation kit that allows the setup and the operation of a simple ZigBee RF4CE network based on the ATmega128RFA1 With this kit the user can verify the performance of the chip and can work with the RF4Control software stack to build RF4CE remote control applications The complete hardware contents of the kit are explained in Chapter 2 Figure 1 1 RF4CE EK hardware Rev 8391A AVR 08 1 1 ATMEL 2 Atmel AVR2104 AIMEL es This document describes how to set up and run the pre flashed Performance Test application included with the Atmel RF4CE Evaluation Kit This in2. Atmel AVR2104 Settings C gt Channel 28 P gt Channel page A CW gt Tx power 3 dBm H Number of test frames 166 L Frame length PSDU 28 A gt ACK request ACK requested CF Frame retry enabled true M gt CSMA enabled true xI Identify paired device by blinking CE gt Energy scan on all channels U gt Continuous transmission on current channel D gt Transmit a continuous wave pulse on current channel T gt Put Transceiver in sleep U gt Get sensor data i e supply voltage and temperature Cal T z Start test n The complete setup will look like shown below Figure 3 7 Complete setup Host PC with Terminal Window A Application Terminal transmitter node 3 2 2 Packet Error Rate Measurement Menu 8391A AVR 08 1 1 i F n z ah j V Energizer E w Receiver node The packet error rate measurement can be controlled using the menu options displayed in the Terminal window see Figure 3 8 Configuration changes single side tests and packet error rate measurements can be done by pressing the corresponding command key AIMEL E 3 2 3 Configuration parameters 3 2 4 Single side tests 3 2 5 Start Test Option S AIMEL Figure 3 8 Packet Error Rate Measurement application menu File Edit Setup Control Window Help Press ENTER to abort pairing a Pairing Initiated oss ices eee eee he ass Se a es eee eae Pai
3. ae Batteries gt Task Scheduler gt T Bluetooth Radios gt ial Event Viewer gt JE Computer gt Ge Shared Folders p EE ControlVault Device gt de Local Users and Groups gt E Performance aa Device Manager 4 8 Storage Disk Management gt FA Services and Applications gt a Disk drives gt T Display adapters p DVD CD ROM drives gt Ca IDE ATA ATAPI controllers gt EF Jungo gt 25 Keyboards gt JA Mice and other pointing devices gt JE Monitors ne a Network adapters a7 Ports COM amp LPT wl ECP Printer Port LPT1 AT SensTermBoard COM22 gt A Processors gt E Smart card readers gt ly Sound video and game controllers gt gt Storage controllers gt l System devices F Unversal Serial Bus controllers Once the Terminal application is launched it needs to be configured to communicate with the STB hardware via the corresponding COM port 7 The Terminal program running on the Host PC is used to control the application running on Atmel ATmega128RFA1 device of the STB RCB board assembly Set up the Terminal program parameters as below BAUD RATE 9600 PARITY None DATA BITS 8 STOP BITS 1 FLOW CONTROL Off AIMEL 7 5 8391A AVR 08 11 Atmel AVR2104 AIMEL as Figure 3 4 Terminal configuration Tera Term Serial port uw ma Port Baud rate 9600 Data Parity none Stop Elo
4. 1 Atmel AVR Studio 4 Connect Dialog button tas Oo ee gt File Project Build View Tools Debug Help Ue dd o 2A 9 Be eM FS ie Ooo G4 El gt oS Ls Se hE OO si gal Trace Disabled Sa a CN em Ht e Baud rate 115200 X Baud rate changes are active immediately Tip To auto connect to the programmer used last time press the Programmer button on the toolbar Note that a tool cannot be used for programming as long as it is connected in a debugging session In that case select Stop Debugging first Loaded plugin STK500 Disconnected Mode JTAGICE mkl Target power has bee JTAGICE mkil Target power has been restored r p D E Build Oo Message Sa Find in Files Breakpoints and Tracepoints CAP NUM OVR Now the JTAG programming dialog appears 7 Inthe Main tab select Device ATmega128RFA1 and Programming Mode and Target Settings JTAG mode See Figure 6 2 Figure 6 2 AVR Studio 4 Device selection f ITAGICE mkll in JTAG mode SE z Device and Signature Bytes Signature not read Read Signature Programming Mode and Target Settings TAG mad ISP Frequency Daisy Chain Disabled Changes to daisy chain settings are only valid from the next time the programming dialog is opened Detecting on Auto JTAGICE mkll found on USB Getting revisions OK Getting revisions OK F 26 Atmel AVR2104 8391A A
5. and for PC based RF performance measurements with the RCB platforms A detailed hardware description of the Sensor Terminal Board is found in 10 ATMEL AIMEL Ss 3 Performance Test Measurement Firmware Package The main purpose of the Performance Test application is to offer a generic and simple to use tool to verify the RF performance of the Atmel ATmega128RFA1 This performance measurement firmware package is preprogrammed into every RCB128RFA1 contained in this kit It can be operated in two different scenarios 1 Simple Range Measurement OP Mode 1 This mode is used to test simple transceiver performance when using only two RCB128RFA1 Each board is individually powered by batteries The range measurement can be performed by simply setting both RCB s as communication peers and exchanging test frame data 2 Packet Error Rate Measurement OP Mode 2 This mode is used to perform more extensive transceiver tests In this mode one RCB is operated stationary and it is connected to the host PC while the other is a mobile stand alone RCB capable of performing basic range and terrain environment survey measurements 3 1 Simple Range Application 3 1 1 Application Setup 3 1 2 Operational description 4 Atmel AVR2104 The RCB128RFA1 preprogrammed Performance Test Measurement application features an operation mode that is called Simple Range Measurement After power up a RCB is in receive mode and ready to receive transm
6. device manager Computer Management Z Tilthd y a i p ae File e9 20E aN E pia C Action View Help omputer Management Local a fi System Tools y Task Scheduler gt ia Event Viewer gt Ge Shared Folders gt Local Users and Groups fer gt Sa Performance aa Device Manager a Storage Disk Management Services and Applications mm D E Computer gt ae Batteries gt H Bluetooth Radios JE Computer p EE ControlVault Device gt Disk drives gt B Display adapters b Ss DVD CD ROM drives gt Ca IDE ATA ATAPI controllers gt EF Jungo gt 5 Keyboards JA Mice and other pointing devices gt JE Monitors gt Network adapters ki Ports COM amp LPT rt SensTermBoard COM22 gt p Processors gt a Smart card readers gt ij Sound video and game controllers gt AF Storage controllers gt li System devices ys F Unversal Serial Bus controllers This assigned COM port needs to be opened in the Terminal emulator application 1 Open this assigned COM port in a Terminal emulator with the following settings BAUD RATE 9600 PARITY None DATA BITS 8 STOP BITS 1 FLOW CONTROL Off An example for this serial port configuration is shown in Figure 5 5 20 Atmel AVR2104 8391A AVR 08 11 Atmel AVR2104 Figure 5 5 Serial port settings Tera Term Serial port up SP ax aaa ea ese ia ca
7. pressing button T1 on the RCB that should operate as transmitter and use the second node as mobile receiver Good RF link quality is indicated by continuously toggling LED s of the receiver node As soon as the receiving node is moved too far away from the transmitting RCB or due to high attenuation structures between transmitter and receiver node the LED s stop toggling AIMEL 5 E AIMEL a The LED s on the transmitter RCB toggle always on successful data transmission and gives the user the visual indication that still data packets are transmitted The nodes can be put in different places in order to get a fast indication whether a RF transmission is possible between these two locations A typical scenario is that the transmitting RCB is placed on a fixed location while the receiving RCB is used to walk around and verify the RF range by observing the toggling LED s 3 2 Packet Error Rate Measurement PER The second operation mode of the Performance Test Measurement application is the Packet Error Rate measurement test The test and its basic parameters are defined in the IEEE 802 15 4 standard 3 The test can be easily performed by simply connecting one of the RCB nodes via the STB to the Host PC running a Terminal application This provides the user with a simple configuration interface to control the test parameters Individual performance tests can be configured and executed by menu options in the Terminal window 3 2
8. 1 0311 Kwun Tong Kowloon GERMANY JAPAN Fax 1 408 487 2600 HONG KONG Tel 49 89 31970 0 Tel 81 3523 3551 www atmel com Tel 852 2245 6100 Fax 49 89 3194621 Fax 81 3523 7581 Fax 852 2722 1369 2011 Atmel Corporation All rights reserved Atmel Atmel logo and combinations thereof AVR AVR Studio and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries Windows and others are registered trademarks or trademarks of Microsoft Corporation in U S and or other countries Other terms and product names may be trademarks of others Disclaimer The information in this document is provided in connection with Atmel products No license express or implied by estoppel or otherwise to any intellectual property right is granted by this document or in connection with the sale of Atmel products EXCEPT AS SET FORTH IN THE ATMEL TERMS AND CONDITIONS OF SALES LOCATED ON THE ATMEL WEBSITE ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTY OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT INDIRECT CONSEQUENTIAL PUNITIVE SPECIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION DAMAGES FOR LOSS AND PROFITS BUSINESS INTERRUPTION OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS D
9. 1 Setting and Configuring Kit Hardware 1 Insert two AAA batteries into a stand alone RCB128RFA1 This RCB makes one peer node also referred to as a receiver node 2 Mount the second RCB without batteries on top of STB by plugging it onto the EXTO and EXT1 connectors This RCB and STB board assembly makes a transmitter node This node is used as stationary node and must be connected with the USB cable to the host PC running a Windows XP or later operating system 3 Download and install a USB driver FT245RL for the STB from 10 4 Once the driver is downloaded unpack the driver archive to a folder on the host PC s hard disk 5 Connect USB cable to the STB The New Hardware Installation Wizard will recognize the new board and will guide through the USB driver installation When the Wizard is asking for the driver to install navigate to the directory where the driver archive has been unpacked to A successful installation and USB enumeration with the PC is indicated by the power status LED LED 2 on the STB 6 Identify the new hardware in the Windows Device Manager The assigned COM port number is needed when configuring the Terminal application later See Figure 3 3 for an example COM port assignment for the STB 6 Atmel AVR2104 8391A AVR 08 1 1 Atmel AVR2104 Figure 3 3 Windows Device Manager File Action View Help ee tie lbm lF Rs Computer Management Local a gy Computer P ii System Tools gt
10. CE Certified Platform http www atmel com dyn products tools_card_mcu asp tool_id 4712 IEEE Standard 802 15 4TM 2006 Wireless Medium Access Control MAC and Physical Layer PHY Specifications for Low Rate Wireless Personal Area Networks WPANSs http standards ieee org getieee802 download 802 15 4 2006 pdf Atmel Atmega128RFA1 Microcontroller with Low Power 2 4GHz Transceiver for ZigBee and IEEE 802 15 4 http www atmel com dyn products product_card asp part_id 4692 AVR2025 IEEE 802 15 4 MAC Software Package for AVR Z Link http www atmel com dyn products tools_card asp tool_ id 46 75 amp category_id 1638 amp family_id 676 amp subfamily_id 2124 AVR2037 RCB Key Remote Control Hardware User Manual http www atmel com dyn resources prod_documents doc8356 pdf AVR2102 RF4Control User Guide http www atmel com dyn products tools_card asp tool_id 4712 Atmel AVR Studio 4 IDE for writing and debugging AVR applications http www atmel com dyn products tools_card asp tool_id 2725 Atmel AVR JTAGICE mkll http www atmel com dyn products tools_card asp tool_id 3353 Sensor Terminal Board Dresden Elektronik GmbH http www dresden elektronik de shop prod75 html AVR2054 Serial Boot loader User Manual http www atmel com dyn products tools_card asp tool_ id 4495 amp category_id 1638 amp family_id 676 amp subfamily_id 2124 AVR2044 RCB128RFA1 Hardware User Manual http www atmel com dyn resources prod_documents
11. Click on the Con connect action button to display the Connect dialog Select AVR JTAGICE mkll as a platform and USB as a port name and click OK 6 Inthe Main tab select Device ATmega128RFA1 and Programming Mode and Target Settings JTAG mode 7 Inthe Fuses tab select the fuse configuration see Appendix A depending on application 8 Inthe Program tab in the Program section provide hex file path name and click program The device is programmed with a new application program image To program the Atmel RF4Control target node image please see the Atmel AVR2102 application note for a source file name target_source_filename hex AIMEL 27 E 8391A AVR 08 11 AIMEL es 6 4 Programming Performance Test application The Performance Test Measurement application firmware is programmed into the RCB in the similar manner as it is done for RF4Control stack for the controller and target applications The performance application source file Performance_test_evk_with_BT hex includes the performance firmware and the boot loader module which was originally provided with the Atmel RF4CE EK kit 14 2 Atmel AVR2104 8391A AVR 08 1 1 7 References 1 2 3 4 9 6 7 8 9 10 11 12 13 14 8391A AVR 08 11 Atmel AVR2104 ZigBee RF4CE Specification Version 1 00 http www zigbee org 094945r00ZB_ RF4CE Specification pdf Atmel RF4Control ZigBee RF4
12. OCUMENT EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice Atmel does not make any commitment to update the information contained herein Unless specifically provided otherwise Atmel products are not suitable for and shall not be used in automotive applications Atmel products are not intended authorized or warranted for use aS components in applications intended to support or sustain life 8391A AVR 08 11
13. R ENGINEERING DEVELOPMENT DEMONSTRATION OR EVALUATION PURPOSES ONLY It is not a finished product and may not yet comply with some or any technical or legal requirements that are applicable to finished products including without limitation directives regarding electromagnetic compatibility recycling WEEE FCC CE or UL except as may be otherwise noted on the board kit Atmel supplied this board kit AS IS without any warranties with all faults at the buyer s and further users sole risk The user assumes all responsibility and liability for proper and safe handling of the goods Further the user indemnifies Atmel from all claims arising from the handling or use of the goods Due to the open construction of the product it is the users responsibility to take any and all appropriate precautions with regard to electrostatic discharge and any other technical or legal concerns EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER USER NOR ATMEL SHALL BE LIABLE TO EACH OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES No license is granted under any patent right or other intellectual property right of Atmel covering or relating to any machine process or combination in which such Atmel products or services might be or are used Mailing Address Atmel Corporation 2325 Orchard Parkway San Jose CA 95131 Copyright 2009 Atmel Corporation 8391A AVR 08 1 1 Atmel AVR2104 8 Table of conte
14. VR 08 11 Atmel AVR2104 8 Inthe Program tab in the Flash section pick an Input hex file and click Program The device is programmed with a new application program image Figure 6 3 Atmel AVR Studio 4 JTAG programming dialog JTAGICE mkII in JTAG mode with Almegal28RFAl wn et ms Main Program Fuses LockBits Advanced HW Settings HW info Auto Device Erase device before flash programming Verify device after programming Flash Use Curent Simulator Emulator FLASH Memory Input HEX File Program Verify EEPROM Use Curent Simulator Emulator EEPROM Memory Input HEX File Program Verify ELF Production File Format Input ELF File C _work Atmel sw BitCloud BitCloud_1_11_ 1_7 mege k Save From FLASH F EEPROM E FUSES JLOCKBITS Fuses and lockbits settings must be specified before Program Save saving to ELF Detecting on Auto JTAGICE mkll found on USB Getting revisions OF Getting revisions OK 9 Inthe Fuses tab select the fuse configuration see Appendix A depending on the application 6 3 Programming the RCB in the STB setup Follow steps below 1 Assemble STB RCB Terminal Target 2 Connect USB cable to a free USB port of a PC or any other USB equipped host This supplies power to the node STB RCB board assembly 3 Connect the Atmel AVR JTAGICE mkll programmer cable to the JTAG connector on the STB 4 Launch AVR Studio IDE 5
15. aeeeeesaeeeeeas 22 6 Programming RCB using Atmel AVR JTAGICE mkll 0004 25 6 1 Prerequisites for JTAG ProgramMmMing ccccsesceccseeeeeeseeeeeeeeeeeesaeeeesaaeeeeesaees 25 6 2 Programming the RCB in the KEY RC Setup cccccceecceeeeeeeeeaeeeeeeaeeeeeeeaees 25 6 3 Programming the RCB in the STB Setup ccecccecseeeeeeeeeeeeseeeeeeeneeeeeeeaees 27 6 4 Programming Performance Test application cccccceeeceeeseeeeeseeeeeeaeeeeeeeaees 28 7 42 2 2 64 OS er nee ra eee E ote 29 Appendix A Performance Test Measurement Application 30 A 1 ATmega128RFA1 fuses no boot loader configuration ccccccseeeesseeeees 30 A 2 ATmega128RFA1 fuses boot loader Configuration cccceeseeeeseeeeeeaeeees 30 ATMEL 33 8391A AVR 08 11 34 AIMEL es A 3 List of user interface commands amp OPTIONS ccccceecccsesceceeeeeceeeeeeeeeeseeeeeeees 31 EVALUATION BOARD SKIT IMPORTANT NOTICE 11ccsccecceceeeenees 32 6 Tapie OF COMINGS aiacasececucetecsc ese cy ccs sanneaec es eee N R 33 Atmel AVR2104 8391A AVR 08 1 1 T Atmel Corporation Atmel Asia Limited Atmel Munich GmbH Atmel Japan 2325 Orchard Parkway Unit 01 5 amp 16 19F Business Campus 9F Tonetsu Shinkawa Bldg San Jose CA 95131 BEA Tower Milennium City 5 Parkring 4 1 24 8 Shinkawa USA 418 Kwun Tong Road D 85748 Garching b Munich Chou ku Tokyo 104 0033 Tel 1 408 44
16. atus CUD Get remote firmware version A Get alive The Terminal Target application is now ready to be used How to start an RF4CE network with this user interface is explained in Section 5 3 2 5 3 1 The Key Remote Controller application The Key Remote Controller application provides a full RF4CE compliant implementation of a controller node that uses the RCB Key Remote Control board from the RF4CE EK to stimulate a RF4CE target It can be used to understand and verify the role of the controller in an RF4CE network The RCB Key Remote Control board will be used to initiate RF4CE specific procedures like pairing and will be used for sending remote control commands to the target node of the RF4CE network AIMEL 21 E 8391A AVR 08 11 5 3 2 Start the RF4CE network 22 Atmel AVR2104 AIMEL Ss In an Atmel RF4CE scenario the target node establishes the network by starting the network with a certain set of parameters This can be done via the Terminal Target application In the following example the target node is reset the RF4CE network layer is started and the target is switched into push button pairing mode 1 Right after that the RCB Key Remote Control board is used to establish a secured link with the target by initiating the pairing sequence from the controller side After a successful pairing the RCB Key Remote Control board can be used to send encrypted network messages like remote control key codes to th
17. development kit devices are preprogrammed with a serial boot loader program that allows the update of the firmware in the RCB s via the serial interface of the Atmel ATmega128RFA1 The Atmel AVR microcontroller has a separate boot loader program memory section where this serial boot loader firmware is located 4 1 Functionality Overview 8391A AVR 08 1 1 The boot loader firmware is capable of reprogramming flashing the device program memory with a new program application image Due to that the application firmware can be easily upgraded without a separate programmer for example Atmel AVR JTAGICE mkll The RCB s must be mounted on top of the STB board which is connected with a USB cable to a host PC A boot loader PC application is executed on the host It establishes a serial connection link with the STB and is used to upload a new application memory binary file srec extension into the device program application memory The boot loader firmware occupies 2048 words in the upper address space of the AVR microcontroller The boot loader firmware is executed upon power up or device reset The program execution starts in the boot loader memory section and initiates a handshaking procedure with the boot loader PC host application before it can begin with a new program upload ATmega128RFA1 program memory layout including its application and boot loader sections is shown in Figure 4 1 After uploading a new device firmware into th
18. dexbsceedencecn teu tuseaceceecd ecaeheunsieanes 10 3 2 0 Stari Test ODUM xxeucers deco eias i EE E EEEE EEEE EEE EEEE EAEE 10 3 2 6 A typical PER test sequence cccccceeccceeeceeeceeeccaeeceeeceueecueecseeseueeseeseeesaeesseess 10 4 Uploading Firmware Using On chip Boot loader Program 13 4 1 Functionality Overview cccccccccssseecccesseeeceeeeecseseeceeaseeecsgeeecseuseesseneeessageees 13 4 2 Flashing RF4CE Image using the serial boot loadel cccceeeeeeeeseeeeeeeeeees 14 5 Running RF4CE example application c1sccscceecseseeccnnssesennsennes 17 5 1 The RF4Control software package AVR2102 ccccceccceecseeeeeseeeeeeneeeeeeenees 17 5 2 Setting up a RF4CE demo cccccccesecccceseeeeceeseeeceenececeseeeceaseeessneeessaneeesseaes 17 5 2 1 Updating the RCB firmware ccccecceeeseeeeeeeeeeeseeeeeeseeeeeseeeeeseeeeeeseeeeesaeeeessaeeeeeas 17 5 2 2 Updating the firmware of the controller RCB cccccccccseeeeeeeeeeeeaeeeeesaeeeeseeeeeeas 17 5 2 3 Updating the firmware of the target RCB ccccccccceseeeeeeeeeeeeseeeeeeseeeeeseeeeeeseeeeeeas 18 5 3 Running the updated RF4CE demo cccccccsecccceeeeeeeeeeeeeeeseeeeesaaeeeeenaeeeeesaees 19 5 3 1 The Key Remote Controller application ccccccccecccceeceeeseeeeeeceseeeesseesaeeeeseeeeeees 21 5 3 2 Start the RF4CE network cccceccccseecceceeeeeeeeeeeeeeeeeeeeseeeeesseeeeeseeeeeseeees
19. doc8339 pdf Minimalist GNU for Windows http www mingw org or http sourceforge net projects mingw RF4CE Remote Control Evaluation Kit documentation http www atmel com dyn products tools_card asp tools_ id 4835 AMEL 2 AIMEL Ss Appendix A Performance Test Measurement Application A 1 ATmega128RFA1 fuses no boot loader configuration Performance Application Atmel ATmegaRFA1 Fuse Settings Fuse BODLEVEL OCDEN JTAGEN SPIEN WDTON EESAVE BOOTSZ BOOTRST CKDIV8 CKOUT SUT_CKSEL FUSES OVERVIEW EXTENDED HIGH LOW Description Brown out detection at VCC 1 8V en en en dis en Boot flash 4096 dis dis dis Int RC Osc 6CK 65ms OxFE 0x11 OxE2 A 2 ATmega128RFA1 fuses boot loader configuration Performance Application with Boot loader ATmegaRFA1 Fuse Settings Fuse BODLEVEL OCDEN JTAGEN SPIEN WDTON EESAVE BOOTSZ BOOTRST CKDIV8 CKOUT SUT_CKSEL Description Brown out detection at VCC 1 8V en en en dis en Boot flash 2048 en en dis Int RC Osc 6CK 65ms FUSES OVERVIEW with boot loader EXTENDED HIGH LOW 30 Atmel AVR2104 OxFE 0x92 0x42 8391A AVR 08 11 Atmel AVR2104 A 3 List of user interface commands amp options NOTE 8391A AVR 08 1 1 Once the devices have finished the initial peer configuration phase the user interface on the transmitter side allows performing several tests These can be configured and initiat
20. e Te Port COM22 gt Baud rate 9600 Data a bit m Cancel Parity none Stop 1 bit Help Elow control none Transmit delay 0 msec char 0 msec line 2 Once the connection to this COM Port is established hit the lt ENTER gt key on the host PC s keyboard to get the Terminal Target application command interface displayed See Figure 5 6 The user interface of the Terminal Target application offers Atmel RF4CE protocol specific commands and control procedures to start and operate an RF4CE target node The detailed operation of the Terminal Target application is explained in the Atmel AVR2102 RF4Control application note 7 Figure 5 6 RF4Control Terminal Target application a File Edit Setup Control Window Help tmel RF4Control Terminal Target Application onfiguration Target e g TU gt ATmegaiZ amp RFA1 RCB_6_3_SENS_TERM_BOARD ode status IDLE IEEE addr 8 6864251914666HDD PAN Id xFFFF channel ii hannel agility periodic mode disabled CR gt Reset step 1 Cold start S gt Start tstep 23 gt P gt Push button pairing step 37 A gt All in one start Reset start pairing CW Warm start reset th xI Print pairing table U gt Unpair G gt Channel agility Cperiodic mode enable disable Channel agility configuration CB gt Base channel change c gt Standhy Cpower save mode D gt Get remote battery st
21. e application program memory the boot loader remains in its original program space location If desired it can be used again to update the existing application program anytime again If the PC boot loader application is not responding to this handshaking procedure the boot loader hands over the program execution after a timeout of 500milisecond to the application that is actually loaded into the regular program memory ATMEL 3 ATMEL Figure 4 1 Atmel ATmega128RFA1 Program Memory Partitioning O m E c o E N m EM F E o amp lt Bootloader 2048 Words 4 2 Flashing RF4CE Image using the serial boot loader The steps to use the boot loader firmware to update the software in the application space of the ATmega128RFA 1 are as follows 1 Install the boot loader GUI application on your host PC The boot loader GUI application is found on the atmel com website under the Atmel AVR2054 application note 11 2 Connect one RCB that should get a new application firmware to the STB 3 Connect the STB RCB board assembly to the host PC using the USB cable If the STB board has never been connected to the host PC a USB software driver must be downloaded and installed for the STB 10 The STB will get a COM port assigned by the operating system It is also possible to use UART pins of the ATmega128RFA1 which are accessible on the RCB Key Remote Control board to use this serial boot loader update method For this
22. e can be downloaded from the Atmel website http www atmel com rf4ce The package contains the RF4CE network library example applications as well as the RF4CE stack documentation It includes example applications for the controller side and for the target side of a typical RF4CE network The full description for the contents of this software package is found in 2 5 2 Setting up a RF4CE demo An RF4CE network consists of at least one target node and one controller node These terms of the ZigBee RF4CE standard can be verified in 1 A specific firmware has to be loaded into one RCB that should act as the controller in the RF4CE network and another firmware has to be loaded into the RCB that will act as the target side of the same network 5 2 1 Updating the RCB firmware The RCB s provided in this kit are preprogrammed with the Performance Test firmware as described in Chapter 3 In order to use the kit for RF4CE applications the firmware of both RCB has to be updated The RCB128RFA1 can be either programmed via the serial boot loader process as described in Chapter 4 of this document or using a JTAG programmer as explained in Chapter 6 The Atmel AVR2102 package contains example implementations for the target side and for the controller side for most of the provided applications Step 4 in Section 5 2 2 needs to be repeated to update the firmware of both RCB that are supposed to be operated in the RF4CE network 5 2 2 Updating the f
23. e target and they will displayed in the Terminal application window The steps to run such example RF4CE network are as follows 1 Inthe Atmel RF4Control Terminal Target application menu on the host PC press A This initiates the full sequence of target node reset start of RF4CE network layer and initiating the push button pairing sequence Figure 5 7 RF4Control Terminal Target application push button pairing w a File Edit Setup Control Window Help Atmel RF4Control Terminal Target Application onfiguration Target e g TUS ATmegal28RFAL RCB_6_3_SENS_TERM_BOARD ode status IDLE IEEE addr 4x 06425FFFFi75385 PAM Id Ox7EBE channel 28 hannel agility periodic mode disabled CR gt Reset step 1 Cold start S Start step 27 CP gt Push button pairing step 32 A gt All in one start Reset start pairing CW Warm start reset I Print pairing table U gt Unpair G gt Channel agility periodic mode enable disable O gt Channel agility configuration xE Base channel change xY Standby Cpower save mode D gt Get remote battery status U gt Get remote firmware version A Get alive All in one start wait until done Reset node Node reset completed NWK_SUCCESS C xfH gt Start KRF4CE network layer Node start completed NWK_SUCCESS AxA gt Push button pairing Hold down a colored function key while switching the RCE on This starts the
24. ed by pressing the corresponding command key in the Terminal program Commands are listed in order of the appearance in the user interface and not in alphabetical order Table A 1 User interface commands Command key Parameter amp possible options Channel 11 26 Channel page 0 250 kbps OQPSK Modulation IEEE 802 15 4 2 500 kbps OQPSK Modulation proprietary 16 1000 kbps OQPSK Modulation proprietary 17 2000 kbps OQPSK Modulation proprietary Transmit Power 17dBm 3dBm Number of test frames 1 2432 Frame length PSDU 11 127 A EnabielDisable ACK request m Emese SSS 1 T idem peerdovioebyLED toggle Energy scan duration 0 14 Continuous transmission on current channel Mode C Continuous wave on channel 0 5MHz P PRBS transmission on channel CE Transmit continuous wave pulse on channel 0 5MHz Put device into sleep mode Note Once the device is in sleep mode the user interface only accepts the T command to wake up the device o o Get sensor data voltage temperature Start test Note The transmitter starts to send the number of configured packets N command with the configured length L command on the configured channel C command with the configured transmit power W command AIMEL 31 E AIMEL Ss EVALUATION BOARD KIT IMPORTANT NOTICE 32 Atmel AVR2104 This evaluation board kit is intended for use for FURTHE
25. ide setup should look like shown in Figure 5 2 8391A AVR 08 1 1 Atmel AVR2104 Figure 5 2 Sensor terminal board RCB128RFA 1 The full setup of this basic Atmel RF4CE network where the target is controlled over the Terminal emulator application on the host PC is shown in Figure 5 3 Figure 5 3 RF4CE network hardware setup Host PC with terminal emulator application MsLGsi B LLL ELLE Terminal target node Controller node 5 3 Running the updated RF4CE demo Once the RCB s have been updated with their respective RF4CE example application the following section describes the basic operation of this example network The Atmel RF4Control software package contains also other application examples and details about the different applications can be found in 2 The targets operation can be controlled by means of a standard Terminal emulator application The basic installation of a Windows XP system already provides such tool with the HyperTerminal program but any standard Terminal emulator software could be used as well To establish an RF4CE network now the Terminal Target application firmware that has been loaded to the RCB on the STB needs to be controlled via the Terminal emulator application AIMEL 19 E 8391A AVR 08 11 ATMEL When the STB has been connected to the host PC it has got a COM Port number assigned by the operating system as shown in Figure 5 4 Figure 5 4 Windows
26. irmware of the controller RCB 8391A AVR 08 1 1 1 Unpack the AVR2102 software package to a folder on the host PC 2 Connect one RCB with no batteries included to the STB and connect the STB to the host PC If required install the USB driver for the STB as described in Section 3 2 1 3 Use the PC based boot loader application for updating the RCB application firmware as described in Chapter 4 ATMEL 17 AIMEL es 4 Program the RCB with the Key Remote Controller example application from the AVR2102 software package Applications RF4CE Examples Key Remote Controller Lib ATMEGA128RFA1 RCB 6 3 KEY RC GCC Key Remote Controller srec 5 Once the upload has been finished disconnect the RCB from the STB and insert the batteries again 6 Plug the RCB into the RCB Key Remote Control board The full controller side setup should look like shown in Figure 5 1 Figure 5 1 Key remote board RCB128RFA 1 5 2 3 Updating the firmware of the target RCB Atmel AVR2104 Repeat the steps 2 3 and 4 from Section 5 2 2 with the second RCB but use instead the Key Remote Controller example application when updating the firmware for the RCB of the target side Applications RF4CE Examples Terminal Target Lib ATMEGA128RFA1 RCB 6 3 SENS TERM BOARD GCC Terminal Target srec Leave the RCB STB that has just been updated with the Terminal Target application connected to the host PC The full target s
27. itial test application is described in Chapter 3 The Performance Test application includes a dedicated serial boot loader firmware which allows easy firmware update of the IEEE 802 15 4 3 compliant Atmel ATmega128RFA1 SoC with the ZigBee RF4CE 1 certified stack Atmel RF4Control 2 The use of this serial boot loader is covered in Chapter 4 The document also explains set up and operation of the RF4Control example applications for RF4CE controller and target nodes using the reference design hardware This primary operation of this RF4CE evaluation kit is explained in Chapter 5 of this document 8391A AVR 08 1 1 Atmel AVR2104 2 Hardware description 2 1 Kit contents 2 1 1 The RCB128RFA1 2 x RCB128RFA1 Radio Controller Board RCB 1 x RCB Sensor Terminal Board STB 1 x RCB Key Remote Control board KEY_RC 1x RCB BB RS232 cable 1 x USB cable 2 x 2 4GHz antenna 4x AAA battery The RCB128RFA 1 is a small battery powered reference board that carries one Atmel ATmega128RFA1 System on Chip It represents a system hardware reference for this microcontroller and contains a battery holder SMA antenna connector and a 2x30 pin connector that allows the use of this board together with several different base boards to support various kinds of RF applications In this Atmel RF4CE EK it serves the purpose of the RF communication interface module With different applications loaded the board can be either used on the contro
28. itted data packets from a transmitting node One of the RCB s can be put into transmit mode to start the test A successful transmit and receive operation is indicated by blinking LED s as the frames are transmitted and received by each board This visual indication can be used for easy RF range measurements between two RCB128RFA1 Figure 3 1 Simple Range Measurement Hardware Setup TENA ae E HAAN oe f Ae Eee 1 Lnergizer J mat Katt OS aE bis ENelgizer ts re 7 hl ay Insert two AAA batteries into each of the RCB128RFA1 connect the SMA stub antennas to the SMA connector of the board and apply power to both RCB s by turning on the power switch located on the top side of the board The RCB s run a power on check and indicate the successful completion by switching on LED D2 Pressing the T1 button on one RCB starts the Simple Range Measurement application The application will then establish a dedicated RF link to the second RCB and after this first configuration phase it will automatically start the continuous transmission of data packets 8391A AVR 08 1 1 NOTE Atmel AVR2104 1 RCB initiates a configuration procedure by broadcasting frames on a predefined RF channel and is waiting for response from its peer RCB 2 After a successful configuration the initiating node is set as a transmitter node and its companion RCB as a receiver node 3 Once the RF data link is established the transmi
29. l ATmega128RFA 1 will initiate the handshake procedure and the new image upload begins The progress indicator gives visual feedback about this upload procedure 8 Upon upload completion the RCB is ready to execute the updated application Device fuses are not changed during the firmware upgrade using the serial boot loader 9 When the firmware update for one RCB has been finished the board can be removed from the STB and the second RCB can be updated with a different application firmware For further details about the usage of the serial boot loader and the boot loader PC GUI refer to 11 IMPORTANT This application firmware update has to be done for the regular Atmel RF4CE operation of the kit The exact steps to update one RCB to an RF4CE remote control device and the other RCB to its counterpart are explained in Section 5 2 1 16 Atmel AVR2104 8391A AVR 08 11 Atmel AVR2104 5 Running RF4CE example application The primary usage scenario for the Atmel RF4CE evaluation kit allows the operation of a basic RF4CE network using a controller as well as a target device The hardware provided in this kit is directly tailored to support this RF4CE network operation 5 1 The RF4Control software package AVR2102 The Atmel certified RF4Control software stack provides example applications that demonstrate a reference implementation of RF4CE based remote controls and consumer electronic devices This RF4Control software packag
30. ller side as well as on the target side of an RF4CE network The board can be also used to act as a simple RF performance evaluation module A detailed hardware description of this board can be found 12 2 1 2 The RCB Key Remote Control board The RCB Key Remote Control board is a remote control type base board that offers a typical remote control user interface like buttons but also contains elements of more advanced remote controls like a display and LED s as event indicators It provides the standard 2x30 pin connector that is used on the Radio Controller Board platform and allows the connection of different types of RCB s to demonstrate different RF remote control applications and features This board has also external connectors for serial interface as well as a JTAG connector and can be used as development and programming base board for updating the firmware on the RCB s microcontroller A full description of the board is found in 6 2 1 3 The Sensor Terminal board 8391A AVR 08 1 1 The Sensor Terminal board is an interface board for the small form factor Radio Controller boards It supports the 2x30 pin connector of the RCB platforms and provides several additional external interfaces like USB or GPIO s It also provides a JTAG connector and therefore also allows the firmware update of RCB s plugged into the 2x30 pin connector It is used as interface board for enabling a user controllable RF4CE target application
31. menu option S starts a frame transmission to its peer device Once this command key is used a basic PER test is performed with the configured test parameters as frame length ACK request retry setting selected channel and transmit output power An example PER test sequence is described in Section 3 2 6 3 2 6 A typical PER test sequence 10 Atmel AVR2104 Once the hardware is properly connected the initial peer configuration sequence has been passed successfully and the Performance Test application menu is visible in the Terminal software the steps to initiate a basic PER test with a generic parameter set are as follows Parameter settings parameters not listed here are left with their reset values 1 Select channel C e Enter channel number for example 11 2 Select number of test frames N e Enter number of packets for this test for example 1000 8391A AVR 08 1 1 Atmel AVR2104 3 Select frame length L e Set frame length to 20 bytes as this is the value defined by the IEEE 802 15 4 for a basic PER 20 4 Select acknowledge ACK request option enable disable A e For the basic PER the acknowledgement should be disabled 5 Select frame retry option enable disable F e For the basic PER the frame retries should be disabled 6 Select CSMA option M e For the basic PER the CSMA should be disabled 7 Select paired device indication blinking option l e The LED s on the peer device toggle for a few sec
32. mkll 9 The RCB device programming is possible when the RCB is mounted on top of KEY_RC board to make a KEY_RC RCB board assembly or when mounted on top of STB to make an STB RCB board assembly 6 1 Prerequisites for JTAG programming In order to use the JTAG programming and debugging capabilities of the Atmel RF4CE EK the following prerequisites have to be met 1 AJTAG capable hardware like the KEY RC RCB or the STB RCB setup 2 AJTAG programmer like the AVR JTAGICE mkll 3 JTAG programming software like the Atmel programming IDE AVR Studio The Atmel AVR Studio package version 4 can be downloaded from the atmel com website http www atmel com dyn products tools_card asp tool_id 2725 Once the AVR Studio is installed it allows the use of the AVR JTAGICE mkll to reprogram the RCB 6 2 Programming the RCB in the KEY RC setup 8391A AVR 08 1 1 Follow the steps below 1 Assemble KEY _RC RCB Controller node 2 Insert batteries into the controller nodes RCB128RFA1 3 Connect the AVR JTAGICE mklI JTAG cable to the JTAG connector on the top of the RCB Key Remote Control board 4 Switch the power supply on 1 on the RCB and 2 on the AVR JTAGICE mkll programmer 5 Launch AVR Studio IDE 8 6 Click on the Con button to display the Connect dialog Select AVR JTAGICE mkll as a platform and USB or Auto as a port name and click Connect See Figure 6 2 as reference ATMEL 2 ATMEL Figure 6
33. mpleted NWK_SUCCESS 6x6H gt Start RF4CE network layer Mode start completed NWK_SUCCESS xfH gt Push button pairing Hold down a colored Function key while switching the RCB on This starts the push button pairing at the remote controller ush button pairing completed tatus NWK_SUCCESS x68 gt Pairing Ref Axt ending command discovery request RG command discovery confirm Status MWK_SUCCESS xA gt x NUMNBER_ Press 8x26 from 6 LOI amp xFA x MNUMBER_1 Press 8x21 from 8 LOI HxEC x NUMBER_ Press 8x28 from A LOI HxEC x HUMBER Press 8x29 from 6 LOI HxEC x NUMBER Press x29 gt from A LOI AxECE zZ From the Terminal Target application the user can now initiate several other actions that demonstrate the functions of the RF4CE protocol This includes initiating channel AIMEL 23 E AIMEL as agility 1 or using the bi directional RF link between the controller and the target to get information from the controller to the target like requesting the battery status of the controller The complete command reference for the Terminal Target application is found in 7 2 Atmel AVR2104 8391A AVR 08 1 1 Atmel AVR2104 6 Programming RCB using Atmel AVR JTAGICE mklil Atmel ATmega128RFA1 device program Flash and data EE memories as well as the fuse configuration can be programmed and updated using a JTAG interface programmer for example AVR JTAGICE
34. nts FOSOS os risiie vicars acta ats ea EEEE 1 PTO OU CHOON isine r E E EEE E 1 2 Hardware description sssccieretusctesninnetesecesciecetececesedecedmsceiedesciesedesnensss 3 2 VRL CONENI S erre E E E EE 3 2de ie RCB I 2ORRA T ere E E E a E 3 2 1 2 The RCB Key Remote Control board c cc ceccccceeceeeeeeeeeseeeeeeaeeeeesaeeeeeseeeeeseeeeesaaes 3 2 1 3 The Sensor Terminal board ccccccccccssecccceececceeeeeceueeecceseeeceeueeeseuseessegeeessageeeseaes 3 3 Performance Test Measurement Firmware Package 11000 4 3 1 Simple Range Application ccccccssscccccescecccesscecceseeeceeseeecseueeecseuseeeseeseeesueees 4 Be tl PAO DIIC ANON SeU seriean Ara AAAA EA AA AEEA 4 3 1 2 Operational GESCTIPTION ccccccecccceececeeeeeaeeceseececeeceesueeeseeeeseecessueessueeeseeeeseneensnees 4 3 1 3 Purpose of the Simple Range Measurement TeSt cccccseccceeeeeeeeeseeeeeseeeesaeees 5 3 2 Packet Error Rate Measurement PER c cccceceseeeeeeeeeeeeeeeeeeeseeeeesseeeeeeeaees 6 3 2 1 Setting and Configuring Kit Hardware ccccccccseeeeeseeeeeeseeeeeeseeeeeseeeeeeseeeeesseeeeeeas 6 3 2 2 Packet Error Rate Measurement MenU cccccccceeeeeeeeeseeeeceeeeseeeeseeeeseeeesesessaees 9 3 2 3 Configuration parameters ccccccccseeeeeeseeeeeceeeeeeseeeesseeeeesseeeeeseeeeeeseeeesaeeeeeseeeeeeas 10 3 2 4 Single side test5 sasesccnescxscsnsextcccssccsssesateesdaxhocesenscevdenes
35. onds to enable the easy identification of the peer The configured parameters should be reflected in the Terminal Menu as shown in Figure 3 9 below Figure 3 9 Parameter configuration for basic PER File Edit Setup Control Window Help Software VYersion 1 6 Performance test application CATmegal28RFAL gt Settings C gt Channel ii xP Humber of test frames 1008 Frame length PSDU gt 28 z ACK pequest no ACK requested Frame retry enabled false z CSMA enabled false Identify paired device by blinking Energy scan on all channels Continuous transmission on current channel z Transmit a continuous wave pulse on current channel Put Transceiver in sleep Get sensor data i e supply voltage and temperature z Start test The second mobile receiving node should now be moved to a location where a regular packet error rate measurement should give more exact indication about the RF link quality between the stationary STB RCB assembly and this second mobile node Once this node is placed the test can be started 1 Start test S e This starts the PER test During the test the text Transmitting wait until test is completed is displayed in the Terminal window while one LED on the receiver node is blinking fast After the test has been completed the test results are displayed in the Terminal window The test result contains information like test duration number of successfully
36. purpose the kit contains a special serial cable that can be connected to a host PC s standard RS232 connector and connects on the other side to the exposed UART pins of the RCB128RFA1 which are accessible via connector EXT on the RCB Key Remote Control Throughout this document the boot loader operation based on the RCB STB and the USB interface is the primary used firmware update method 144 Atmel AVR2104 8391A AVR 08 1 1 Atmel AVR2104 Figure 4 2 Application Software Upgrade with a Boot loader hardware setup Host PC running Lr boot loader application STB RCB assembly 4 Launch the serial boot loader PC software application on the host PC 5 Select the source file to be uploaded file _name srec using the PC boot loader application by either typing the source file path name or navigating to it using the navigation action button 6 Once the source filename has been entered push the Upload button to enter the source file name and begin uploading procedure Figure 4 3 Boot loader PC application GUI wind Ef Bootloader le m Help OW Connection Bootloader Select srec file i _Images_with_Bootloader Terminal_Target_gcc srec cal Uploading progress Please restart device Upload AIMEL 15 T E 8391A AVR 08 11 AIMEL es 7 When the message Please restart device appears push the reset button on the STB Now the boot loader firmware in the Atme
37. push button pairing at the remote controller Now the push button pairing procedure has to be initiated also on the controller node in this RF4CE network This step has to be performed before the pairing sequence on the Terminal Target application has timed out The default timeout for this is 30 seconds 2 Press amp hold one of the four colored buttons red green yellow blue on the RCB Key Remote Control board while the RCB is switched ON A successful pairing between the target in the controller is indicated in the Terminal emulator window with the status NWK_SUCCESS 0x00 as shown in Figure 5 8 8391A AVR 08 1 1 8391A AVR 08 1 1 Atmel AVR2104 Figure 5 8 Atmel RF4Control Terminal Target application successful pairing W COM22 9600baud Tera Term VT Fa iiad 1 ee jit gt o C O O S E File Edit Setup Control Window Help IEEE addr 8x Q6425FFFFI75385 PAN Id 8 5D29 channel 28 hannel agility periodic mode disabled cR C59 lt P gt A gt ql lt T lt U gt lt C gt c lt B gt CY Reset tstep 1 Cold start Start Cstep 25 Push button pairing step 34 gt All in one start Reset start pairing Warm start preset Print pairing table Unpair Channel agility periodic mode gt enable disable Channel agility configuration Base channel change Standby power save mode Get remote battery status Get remote firmware version Get alive ll in one star
38. ring Success Starting OP MODE 2 as Transmitter Software VYersion 1 8 Performance test application tATmegai2Z8RFAL gt Settings Channel 28 F gt Channel page B H gt Tx power 3 dBm CN gt Number of test frames 168 L gt Frame length PSDU gt 20 A gt ACK request ACK requested CF Frame retry enabled true H gt CSMA enabled true I gt Identify paired device by blinking E gt Energy scan on all channels U gt Continuous transmission on current channel D gt Transmit a continuous wave pulse on current channel T gt Put Transceiver in sleep CUS Get sensor data i e supply voltage and temperature oe z Start test The first entries in the Performance test application menu are basic parameters that can be modified to perform the PER test under different conditions like a different channel number or with different length of data packets This includes all kinds of basic parameters required for basic RF performance tests The list of all possible configuration parameters is found in Appendix Table A 1 Some of the command keys can initiate single side tests that are only using the stationary STB RCB assembly This includes Energy scan Sleep mode or Continuous wave transmission tests But since the two nodes perform an initial peer configuration sequence it is always required to have both RCB128RFA1 active even for tests that will be performed with the stationary node only The
39. t wait until done Reset node Mode reset completed NWK_SUCCESS 6x6H gt Start RF4CE network layer Mode start completed NWK_SUCCESS xfH gt Push button pairing Hold down a colored Function key while switching the RCB on This starts the push button pairing at the remote controller ush button pairing completed tatus NWEK_SUCCESS 6x68 Pairing Ref 6x86 ending command discovery request RG command discovery confirm Status MWK_SUCCESS xA gt Now the controller node has been successfully paired with the target node and each button press on the RCB Key Remote Control board is shown in the Terminal emulator window 3 Press a button on the RCB Key Remote Control board and verify that every button press is displayed in the Terminal Target window Figure 5 9 RF4Control Terminal Target application button press E File Edit Setup Control Window Help R gt Reset step 1 Cold start n cS gt Start step 27 xP Push button pairing step 35 gt CA gt All in one start CHReset start pairing CW Warm start resetth gt lt I gt Print pairing table U gt Unpair G gt Channel agility periodic mode enable disable c Channel agility configuration H gt Base channel change Y gt Standby power save mode D gt Get remote battery status U gt Get remote firmware version oat z Get alive ll in one start wait until done Reset node Mode reset co
40. transmitted frames effective data rate number of successfully received frames and average link quality for all data frames An example test results is shown in Figure 3 10 AIMEL 11 5 8391A AVR 08 11 ATMEL Figure 3 10 Packet Error Rate W COM22 9600baud Tera Term vF mra File Edit Setup Control Window Help CA ACK request no ACK requested A LF Frame retry enabled false H gt CSMA enabled false I gt Identify paired device by blinking XE Energy scan on all channels CU gt Continuous transmission on current channel D gt Transmit a continuous wave pulse on current channel I Put Transceiver in sleep U gt Get sensor data i e supply voltage and temperature CS Start test gt PFansmitting Wait until test is completed Done est result est duration 9 365792 Fansmitted frames 166660 invalid frames et data rate 176 83 khit s Results from RA node umber of received frames 16606 average LOI 224 Press any key to continue The PER test provides a statistical indication about the reliability of an RF link For increased statistical significance it is recommended to use a higher number of packets gt 10000 for this test and to repeat the test for one dedicated RF link between two points for more than one time 12 Atmel AVR2104 8391A AVR 08 1 1 Atmel AVR2104 4 Uploading Firmware Using On chip Boot loader Program The Atmel RF4CE EK
41. tter node sends data frames to its communication peer Each frame transmission is indicated by toggling of the LED s on the transmitting node A successful frame reception is indicated by toggling of the LED s on the receiver node The LED s on the receiver node stop toggling if no or no valid frames are received This is an indication that the RF link between the two nodes is no longer operational The frame transmission can be stopped at any time by pressing T1 button for a second time on the transmitter node The node configuration peer to peer configuration gets lost when the power to an RCB is switched off or the board gets a reset To restart the Simple Range Measurement both RCB s needs to be reset or power cycled and button T1 must be pressed on that RCB that should operate as the transmitter node to restart data communication between the nodes Figure 3 2 Power switch D2 LED and T1 button on RCB RCB128RFA1 PCB ry Rlo05WWCA0425 E Power switch id L oh 5 amp e D amp a ve Toi i aak N an a i C PAN a Fi r n E a i i m Bat SE GECESRE EER SOE ESSE C D 4 re oS 3 1 3 Purpose of the Simple Range Measurement Test 8391A AVR 08 1 1 Simple Range Measurement test is meant to be used to test basic RF link quality and range possibilities between two RF units when out in the field in a given environment To get an indication about the transmission range a user can start the transmission by
42. w control none Transmit delay 0 msec char 0 msec line Once the USB driver software is installed and the Terminal window is set up a user can display the application menu by typing any character on the Host PC s keyboard The application menu is only displayed if the RF link between both RCB nodes is established This step is initiated as soon as the node powers up It starts looking for the second RCB this is shown in the Terminal window by means of a growing dotted line 8 Switch on the second RCB to allow initial peer configuration Figure 3 5 Searching for peer device COM22 9600baud Tera Term VT File Edit Setup Control Window Help Character received OF MODE 2 Press ENTER to abort pairing Pairing Initiated roe ee See ee ee ee ee eee ee eee eee a Once the second RCB is powered up the first node will recognize this and will establish a preconfigured link between those two nodes The application will assign the device roles the stationary STB RCB setup will operate as the transmitter while the mobile node will act as a receiver node After this step the command menu is displayed 8391A AVR 08 1 1 Figure 3 6 Successful configuration and command menu File Edit Setup Control Window Help Press ENTER to abort pairing Pairing Initiated raea eee eee eee eee Pairing Success Starting OF MODE 2 as Transmitter Software Yersion 1 6 Performance test application CATmegal2RFAL gt
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