Evaluation Kit for Power Line Communication User's Manual
Contents
1. www onsemi com 12 EVBUM2290 D PL110 Firmware Commands These commands are only valid if the ON PL110 firmware has been successfully loaded txphy num cnt bit Transmits a dummy PHY frame by consecutively sending a number of Phy Data Requests to the modem The requests contain dummy data all AAy Whether or not the transmission was successful is not regarded by this command that is left to the user This command is only available when the PHY layer of the modem is accessible this is controlled with the Phy Direct Access MIB parameter e num The number of requests to send cnt The number of bytes within every request bit Bus idle delay measured in bit times before the frame is sent on the power line by the PHY layer txmac num dmac dom cnt flgs Transmits adummy MAC frame from the modem by consecutively sending a number of Mac Data Requests to the modem The requests contain dummy data all AAjy Whether or not the transmission was successful is not regarded by this command that is left to the user e num The number of requests to send dmac The destination MAC address of the frames e dom The destination domain address of the frames cnt The number of bytes payload data of every request e flgs Frame flags the binary OR values of the bits specified in Table 2 on page 7 txmacm num dmac dom flgs userdata Transmits a MAC frame from the modem by consecutively s2. Transmits a dummy PHY frame by consecutively sending a number of Phy Data Requests to the modem The requests contain dummy data all AAp This command is only available when the PHY layer of the modem is accessible this is achieved by setting OID 6100 TOPLAYER to 0 num The number of requests to send txmac num dmac ic Transmits a dummy MAC frame from the modem by consecutively sending a number of Mac Data Requests to the modem The requests contain dummy data all AAy This command is only available when the MAC layer of the modem is accessible this is achieved by setting OID 6100 TOPLAYER to 1 num The number of requests to send dmac The destination MAC address of the frames ic The Initial Credit value to use txmacm num dmac ic userdata Transmits a MAC frame from the modem by consecutively sending a number of Mac Data Requests to the modem The requests contain the data requested by the user This command is only available when the MAC layer of the modem is accessible this is achieved by setting OID 6100 TOPLAYER to 1 num The number of requests to send dmac The destination MAC address of the frames ic The Initial Credit value to use userdata The data to transmit as payload of the MAC frame interpreted as a 32 bit number in decimal format txllc num dsap ssap dmac ic Transmits anumber of link layer data request frames DL_Data request This command is o
3. and often convenient to create customized scripts as an example for adjusting the baud rate or carrier pair frequencies Several masters can operate in parallel However they must use different frequency pairs not to interfere with each other Starting Basic Communication The master can be ordered to start to broadcast frames continuously with the txllc command As an example txllc 100 12 34 fff O will transmit 100 frames first parameter to the MAC address FFFy the broadcast address with initial credit 02 To abort the transmission use stop It is recommended to put the number of frames to a very high number for a field test In the slave terminal s you should observe log messages indicating that frames are being received In addition the slave should report after receiving the first frame that it is now synchronized You may also open spy windows depicted in Figure 8 with the spy command this allows monitoring the signal and noise levels The current levels are displayed by the four top bars the historical levels are rendered in the graph below 6 Spy Data Viewer min 13737 13 3 max 13860 min 5 5 max 6 min 13078 13110 maxs 13235 min 5 5 max 6 Channel 0 Mark Plot 15000 a 10000 5000 A R 27 07 2012 11 17 AM Rx Gain Frame Detected O Rx Gain No Frame Detected O E 2 orrect Frames 9 Method Errored Frames
4. amplitude with the R_ALC_CTRL_VAL MIB parameter stop set 5815 1 or any value between 0 7 This parameter sets the number of 3 dB attenuation steps 0 corresponding to 0 dB attenuation 7 to 21 dB attenuation Try to maximize the transmitted amplitude without overloading the line driver Once this is done the transmitter is set up Use an oscilloscope to verify the transmitted waveform on the test point PL of the transmitting daughterboard This test point is connected to the output of the line driver therefore the amplitude should be approximately 5 10 VPP depending on the set transmission attenuation If a good signal is seen on MTXx but not on PL the usual cause is the choice of carrier frequencies Appropriate carrier frequencies must be chosen the transmit filter of the transmitting daughterboard Refer to EVK Filter Responses section for a list of daughterboard filters If required change frequencies see Changing Carrier Frequencies If a strong signal is seen on the PL test point of the transmitter observe the same test point on the receiver with another oscilloscope probe An identical somewhat attenuated waveform should be seen If no signal is seen the most likely cause is excessive attenuation in the coupling circuit 3 Ensure appropriate carrier frequencies are selected for the type of motherboards Resonant motherboard only operate well with carrier frequencies close to the resonance frequency Fo
5. de donn es Contr le de liaison logique LLC September 1996 7 IEC Automatisation de la distribution l aide de syst mes de communication courants porteurs Partie 5 1 Profils des couches basses May 2001 8 Mean Well PM 10 series 10 W output switching power supply November 2012 Online at http www meanwell com search PM 10 PM 10 spec pdf accessed 2013 12 19 9 Microsoft Corporation Microsoft NET framework 4 5 installer September 2013 Online at http www microsoft com visualstudio eng downloads d net 45 accessed 2013 10 10 10 ON Semiconductor Getting started with the AMIS 49587 terminal application application note AND9044 D September 2011 Online at http www onsemi com pub link Collateral AND9044 D PDE 11 ON Semiconductor NCN49599 evaluation kit EVK daughterboard revision 2 schematics December 2012 12 ON Semiconductor AMIS 49587 power line carrier modem datasheet March 2013 Online at http www onsemi com pub_link Collateral AMIS 49587 D PDE 13 ON Semiconductor Getting started with the AMIS 49587 evaluation board user manual AMIS49587GE VB July 2013 Online at http www onsemi com pub link Collateral EVBUM2201 D PDE 14 ON Semiconductor NCN49597 evaluation kit EVK daughterboard revision 3 schematics January 2013 15 ON Semiconductor PLC evaluation kit EVK motherboard revision 6 schematics May 2013 16 ON Semiconductor N
6. number frames and observe the yellow TXEN transmit enable LED During the transmission of each frame the line driver is enabled and the LED should light up briefly The output of the modem itself may also be monitored on the test point MTx with an oscilloscope gt Short transmission bursts one for each frame with a steady voltage in between are expected If you do not observe this the modem does not transmit frames Make sure it is correctly configured as a transmitter and try again 28The destination address should be entered in hexadecimal format and the initial credit can be maximum 7 and minimum 0 29Note that the test firmware as the other firmware options depends on the correct setting of the mains frequency By default 50 Hz is assumed 30To do this refer to Configuring the Modems section ON PL110 Firmware or Configuring the Master Modem section IEC Firmware 31Note this is a small signal low power signal generated by the 3 3 V analogue part of the modem This signal is not output directly on the mains but is amplified by the line driver www onsemi com 9 EVBUM2290 D If the modem does transmit observe the red TSD thermal shutdown and ILIM current limitation LEDSs Z If one of these LEDs are illuminated the line driver is overloaded This can happen if the output level is too high or the line impedance is too low To fix the problem stop the current transmission and reduce the transmitted
7. should start blinking slowly at 0 5 Hz 1s on 1s off indicating the ROM bootloader is running We will use this bootloader to download the right firmware to the modem with the download command specifying the path to the binary firmware file you received as an argument Make sure you use the right file the PL110 and IEC protocols require different firmware As an example download D PLC PL110 bin This takes a few seconds to complete Once the download has completed successfully the RxD LED will blink twice as fast 1 Hz If the download fails ensure you are addressing the right serial port with the correct baud rate Parameter Selection Before the modem can send or receive any data over the power line it needs to be configured The modem is configured by settings in the Management Information Base MIB a set of parameters that control every aspect of the firmware behavior The value of a specific MIB parameter can be retrieved with the get command To change the value of a parameter use the set command The first parameter of both commands is the Object ID of the MIB parameter to access set 580C 159B get 580C First sets the MIB parameter MIB_R_FS1 to the hexadecimal value 159B the second command will query the current value and should return the same 159B As a result of the write operation the space frequency of the first transmitter will change to 63 3 kHz A list of all MIB parameters may be retrieved with the
8. the manufacturers datasheet for details for the Mean Well supplies refer to 8 for the CUI supplies to 1 Note that the IEC standard and IEC firmware requires a mains zero crossing to synchronise transmission Only the ONPL110 firmware can operate without zero crossing if it is configured to do so page 6 SA footprint is provided but not fitted Farnell 1737246 or equivalent may be used 6In both cases a 75 Q resistor is added in parallel to the inductor to reduce the quality factor Two inductor footprints are provided to allow changes Note that inductor footprints are only present on revision 6 and later motherboards www onsemi com 2 EVBUM2290 D The capacitor and inductor can be changed easily Any film capacitor with a suitable voltage rating and a lead spacing of 158 or 22 5 mm is suitable The Epcos B32923 series or the Vishay MKT series is suggested For the inductor a sufficiently high saturation current must be selected to avoid distortion of the output signal The Bourns SRR1260 series is suggested 9 Four suitable transformers are shown in Table 1 Note that the PT 10 transformer is not recommended for use with large signals as the core saturates earlier than the other suggested models A footprint is provided for these transformers on the motherboard By default only TFI ON PLC I transformer is populated If you would like to evaluate one of the other transformers contact your ON Semiconductor sal
9. the number of received frames and signal to noise ratio for the specified carrier frequencies As an alternative to txmac use the command txmacm to transmit 4 bytes of user data through the MAC layer As an example txmacm 10 20 80 4 12345678 will try to send 10 frames to individual address 0020y domain address 80g with the standard frame format Each transmitted frame will have a payload of 4 bytes with content 12345678 Table 2 TRANSMISSION FLAGS OF THE PL110 txmac AND txmacm COMMANDS a ae LT System Normal a Frame Type Extended Standard Repeat 0 Do Not Repeat 1 Repeat Frame 4 Destination 0 Individual Address 1 Group Address The last argument of both the txmac and the txmacm commands control the frame control flags The flags and their possible values are listed in Table 2 Access to Different Network Layers It is possible to disable the MAC layer and order the firmware to transmit physical frames directly A minimal configuration when working with PHY layer requires disabling the MAC and activating the modem set 400 1 set 4102 1 Subsequently the command txphy can be used expected parameters are the number of frames to transmit the payload and bus idle delay As an example txphy 100 10 50 will try to send 100 frames to individual address AAAAH2 domain address AAy with the frame format chosen by the payload number Transmitted frames have a payload of two bytes with the hard coded v
10. 0 Figure 8 The Terminal Spy Window Graphically Shows the Current and Historical Signal and Noise Levels Access to Different Network Layers The IEC firmware from ON Semiconductor implements the three lowest layer defined by the IEC 61334 standard refer to 6 7 the physical PHY Media Access Control MAC and Logical Link Layer LLC layers 24Refer to Advanced Terminal Features section for details 25As with the master MIB 4101 must be set to 1 if the local mains frequency is 60 Hz before running the configuration script 26The initial credit specifies how many times the frame will be repeated by slave modems that are configured as repeater Repetition with credit counter is a technique to extend the transmission range by having salves repeat messages that don t address the slave For more information refer to 7 2 Note that the in band i e with each received frame transmission of the signal and noise values needs to be enabled by the set 3300 1 command The default scripts include this command www onsemi com 8 EVBUM2290 D The user can transmit and receive frames at different layers of the network stacks with the MIB parameter MIB_TOPLAYER_ID 6100 By default all three are enabled 6100 2 To disable the LLC layer and expose the MAC layer use set 6100 1 To enable only the physical layer use set 6100 0 Note that the MIB_TOPLAYER_ID is only writeable before the modem is
11. 0 The port will be opened and associated to the terminal The baud rate is dependent on the daughterboard AMIS 49587 boards use 38400 baud except revision 318 which uses 9600 baud NCN49597 9 boards use 115200 baud except older boards with a red solder mask which use 38400 baud open com213 15Due to license restrictions ON Semiconductor is unable to distribute the NET installer with the PC software installer 16This would be either Programs ON Semiconductor PLC Terminal for PL110 ON Semiconductor PLC Terminal PL110 or Programs ON Semiconductor PLC Terminal for IEC Linky HLDC API ON Semiconductor Terminal IEC Linky HLDC API 171f nothing changes make sure your operating system recognizes the USB to Serial converter included on the evaluation board Refer to Driver Installation section for more details 18The daughterboard revision is noted in the silkscreen in the upper left corner of the board www onsemi com 5 EVBUM2290 D The closel command releases the serial port allowing other applications to use it Configuring the Modem Once the port is properly open and associated to a terminal it is possible to configure the device Note that the method used to do this depend on the firmware This and the following sections describes the process for downloadable firmware For the AMIS 49587 modem refer to 12 Firmware Download If all previous steps were properly executed the RxD LED
12. CN49597 power line carrier modem datasheet December 2014 Online at http www onsemi com pub_link Collateral NCN49597 D PDE 17 ON Semiconductor NCN49599 power line carrier modem datasheet December 2014 Online at http www onsemi com pub_link Collateral NCN49599 D PDE 18 Stef Servaes PLC ESW and EVK Selection Guide application note ON Semiconductor October 2013 19 Pierre Woestyn and Peter Cox Getting started with power line communication application note AND9165 D ON Semiconductor June 2014 Online at http www onsemi com pub link Collateral AND9165 D PDF 20 Pierre Woestyn Andre Vangev and Peter Cox Mains synchronisation for PLC modems application note ON Semiconductor March 2013 21 Xamarin Gtk toolkit installer February 2013 Online at http www microsoft com visualstudio eng downloads d net 45 accessed 2013 10 10 www onsemi com 18 EVBUM2290 D ON Semiconductor and the ON are registered trademarks of Semiconductor Components Industries LLC SCILLC or its subsidiaries in the United States and or other countries SCILLC owns the rights to a number of patents trademarks copyrights trade secrets and other intellectual property A listing of SCILLC s product patent coverage may be accessed at www onsemi com site pdf Patent Marking pdf SCILLC reserves the right to make changes without further notice to any products herein SCILLC makes no warranty representation or guarante
13. EVBUM2290 D Evaluation Kit for Power Line Communication Users Manual Introduction This manual describes the evaluation kits EVK for the power line communication PLC modems from ON Semiconductor In addition we provide some information on how to proceed to an application design see Application Design Maunal The information in this manual is focused on the NCN49597 and NCN49599 modems However large parts also apply to the AMIS 49587 In addition this manual only describes the downloadable firmware either the IEC61334 5 1 IEC61334 4 32 compliant firmware or the PL110 firmware To determine ON Semiconductor www onsemi com EVAL BOARD USER S MANUAL which firmware variant is optimal for your application refer to 18 19 To get started immediately with a new evaluation kit first read Safety section Then install the required driver and software on a computer see Driver Installation and Terminal Installation connect two evaluation kits to mains and to the computer and start configuring the modems see Starting the Terminal EVALUATION KIT USER S MANUAL The performance of power line communication PLC strongly depends on the environment Testing in the real world at an early stage is therefore essential To support customers looking for a PLC solution an evaluation kit EVK has been developed The evaluation kit allows the user to set up communication between
14. LLC was negligent regarding the design or manufacture of the part SCILLC is an Equal Opportunity Affirmative Action Employer This literature is subject to all applicable copyright laws and is not for resale in any manner PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT N American Technical Support 800 282 9855 Toll Free ON Semiconductor Website www onsemi com Literature Distribution Center for ON Semiconductor USA Canada P O Box 5163 Denver Colorado 80217 USA Europe Middle East and Africa Technical Support Order Literature http www onsemi com orderlit Phone 303 675 2175 or 800 344 3860 Toll Free USA Canada Phone 421 33 790 2910 mt Fax 303 675 2176 or 800 344 3867 Toll Free USA Canada Japan Customer Focus Center For additional information please contact your local Email orderlit onsemi com Phone 81 3 5817 1050 Sales Representative EVBUM2290 D
15. OM To start the terminal navigate to the correct folder in the Start Menu and click the PLC terminal icon then click on the icon The terminal should start if not please refer to Terminal Installation section and make sure you have all required libraries installed The PLC terminal application can be used to configure one single modem and transmit or receive data over the power line by entering commands in the command entry box Figure 7 The terminal maintains a history of correctly entered commands Pressing the up down arrow keys will cycle through the list of entered commands Help for partially typed commands is displayed in the status bar To get a list of available commands with their explanation enter the help command A full list of supported commands appears in PLIO Firmware Commands and IEC Firmware Commands sections After connecting the modem to the PC you need to find out which serial port the modem is connected to We will use the ports command that lists the available and not available serial ports in the system The easiest way to find the connected serial port is to issue the command ports to unplug the board USB cable and issue ports again The modem is connected to the serial port that disappeared from the list of available ports Plug the cable back in To open the serial port issue the command open with two comma separated parameters the port name and the baud rate As an example 11520
16. RxD and TxD are provided to allow serial communication with the modem In addition a transmission request signal is provided to enable communication with ROM software of the modem and to enable uploading new embedded software over the UART interface Starting with revision 6 evaluation motherboards also allow triggering a hardware reset over the USB connection Querying the error state of the evaluation kit is also possible To avoid parasitic communication paths and protect the computer connected to the evaluation board the serial communication ground is galvanically isolated from the modem ground To amplifier PLC modem Figure 3 TxEb Control Circuit The Transistor Drawn in Grey is not Used Modern Boot Sequence The boot sequence of the NCN49597 9 is controlled by the SEN and TREQ pins refer to 16 17 for details For the first a solder jumper is provided on the daughterboard By default daughterboards are populated with the jumper set to ground The TREQ pin is controlled through the serial port Normally the firmware is loaded into the modem over the serial port 8This lead spacing is only supported on revision 7 and later motherboards 2Farnell order code for 220 nF 9751335 10Farnell order code for 22 uF 1929699 Starting from revision 7 Motherboards revision 6 and earlier provided only footprints for the Telkor ON PLC 1 and the PT10 transformer 12For historical reasons the decoupling capac
17. The requested level 0 or 1 dtr level Sets the level of the DTR pin on the currently opened COM port level The requested level 0 or 1 clear Clears all output in the logging window script file name Executes a script file o file name The name and possibly path of the script file to execute print string Outputs a specific string to the terminal window This is particularly useful in scripts string The character string to print pause sec Halts execution of the currently running script during a given time for example to allow the modem to respond sec The time to wait in seconds download file name Downloads the firmware as a binary image over the UART into the modem Prior to using this command the serial port must be open This command will control the TREQ pin for you the SEN pin must be manually driven low for the download to succeed Refer to Modem Boot Sequence section on page 3 for details o file name The name and possibly path of the binary firmware file cdir path to folder Set current working directory for the terminal The working directory is used as a base path when opening files specified with a relative path Changing the working directory is useful to shorten the parameter of the commands save script and download path to folder Valid path to any folder e g C Projects PL110 Common Firmware Commands These commands are available when a serial port has been o
18. This ensures your NET installation is up to date You must also install the Gtk for NET library from 21 The exact version is important so make sure to use the Gtk installer supplied with the terminal installation program Subsequently the PC software installer can be run once completed an entry will appear in your Start Menu allowing you to run the software Terminal Revision number OH Semiconductor PLC Terminal ON Semiconductor PLC MODEM Terminal Application ON HDLC API Revision 1 0 4 USE THIS TERMINAL ONLY WITH C597 C599 AND FIRMWARE UPDATE THAT SUPPORTS HDLC LOCAL COMM Use download command to upload firmware when flash is not available 10 47 26 742 ports 10 47 27 595 Free COM1 COM2 COM32 COM31 other none open com31 gt Open serial port Unassigned Command Entry Parameters port baud Assigned COM port Figure 7 The Terminal Window Starting the Terminal The terminal application uses a serial port to communicate with the PLC evaluation board The commands that are implemented by the PLC terminal application are translated into binary frames that are transmitted over the UART and expose a higher level more user friendly interface Separate terminals are provided for the different modem firmware variants for the NCN49597 and NCN49599 terminals exists for KNX PL110 and IEC for the AMIS 49587 another terminal is available for the IEC firmware running from R
19. alue of AAy The bus idle delay specifies minimum elapsed time since the last transmission before the transmission of the new frame starts measured in Tpit times its maximum value is 255 Note that by its nature reception in PHY mode does not filter frames based on destination address thus all frames will be reported by any modem that receives them Additional Features The PL110 firmware does not require the zero crossing detection This allows it to communicate over DC lines However this feature must be specifically enabled with the MIB parameter MIB_R_MISC_ZCGEN_MODE set 4201 1 To use dual channel operation the parameter MIB_R_CONF_DUAL_CHAN must be set to 1 22F or field tests it is useful to put the number of frames to a very high number 23This address is hard coded in the terminal www onsemi com 7 EVBUM2290 D Using the IEC Firmware The IEC protocol is based on a master slave organization The slaves cannot communicate directly The IEC protocol also defines the synchronization method A master will synchronize as soon as it is configured On the other hand a slave modem will only synchronize from the moment it correctly received a frame even if the frame s destination address is different from the slave s address As a result all slaves should become synchronized to the master in due time Refer to the IEC specifications for more information about synchronization You will need to configure one e
20. configured that is before set 4102 mode After configuration is read only MIB_TOPLAYER_ID To make it writeable again issue the reset command All OID values will be reset to their default value In the previous section frames were transmitted using the physical MAC and LLC layers The command txmac may be used to transmit frames with the specified number of frames destination address and initial number of credits2 As an example reset download IEC bin set 6100 1 set 4102 1 2 for slave txmac 10 FFF 0 will send configure the modem as a master and send 10 frames to the broadcast address FFFH with initial credit of 0 The transmitted frames have only one sub frame and the payload is 12 times byte AAq Similarly the command txphy may be used to transmit frames with the MAC layer disabled too As an example reset download IEC bin set 6100 0 set 4102 1 txphy 10 will transmit 10 dummy PDUs Using the Test Firmware Specific firmware is available to generate a test pattern on the transmit output pin This can be useful for development and production testing Loading the firmware enables the test command see Jest Firmware Commands section As an example reset download testmode crc bin set 4101 1 for a 60 Hz mains 29 set 580C 1942 test 0 1 0 will generate a continuous 74 kHz sinewave Advanced Terminal Features e The log lt level gt command alters the amount of logging information sh
21. e regarding the suitability of its products for any particular purpose nor does SCILLC assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation special consequential or incidental damages Typical parameters which may be provided in SCILLC data sheets and or specifications can and do vary in different applications and actual performance may vary over time All operating parameters including Typicals must be validated for each customer application by customer s technical experts SCILLC does not convey any license under its patent rights nor the rights of others SCILLC products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application Buyer shall indemnify and hold SCILLC and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that SCI
22. ele e e e ele e e e e e e e Figure 20 Layout of the Rev 6 Motherboard Top Copper Top and Bottom Copper 41 Figures 19 and 20 are not to scale www onsemi com 17 EVBUM2290 D REFERENCES 1 CUI inc VSK 15 W AC DC power supply January 2013 Online at http www cui com product resource vsk s15 series pdf accessed 2013 12 19 2 lectricit r seau distribution France ERDF Linky PLC profile functional specification September 2009 Online at http www erdfdistribution fr medias Linky ERDF CPT Linky S PEC FONC CPL pdf accessed 2014 02 20 3 Future Technology Devices International FTDI An234 FTDI drivers installation guide for Windows 7 October 2009 Online at http www ftdichip com Support Documents AppNotes AN_119_FTDI_Drivers_Installation_ Guide_for_Windows7 pdf accessed 2013 11 15 4 Future Technology Devices International FTDI An234 FTDI drivers installation guide for Windows 8 February 2013 Online at http www ftdichip com Support Documents AppNotes AN_234 FTDI_Drivers_Installation_ Guide_for_Windows_8 pdf accessed 2013 11 15 5 Future Technology Devices International FTDI FTDI virtual com port drivers June 2013 Online at http www ftdichip com Drivers VCP htm accessed 2013 10 10 6 IEC Automatisation de la distribution a l aide de systemes de communication a courants porteurs partie 4 Protocoles de communication de donn es Section 32 Couche liaison
23. ending a number of Mac Data Requests to the modem The requests contain the data requested by the user Whether or not the transmission was successful is not regarded by this command that is left to the user e num The number of requests to send dmac The destination MAC address of the frames dom The destination domain address of the frames e flgs Frame flags Refer to the txmac command for details userdata The data to transmit as payload of the MAC frame interpreted as a 32 bit number in decimal format txdelay msec Set the pause time between transmit requests within commands txphy txmac and txmacm msec The pause time in milliseconds IEC Firmware Commands These commands are only valid if the IEC firmware has been successfully loaded Note that the MAC and LLC layers of the IEC 61334 standard do not provide bit error detection in received frames or reception acknowledgement Therefore all transmission commands txphy txmac txmacm and fxlcc handle transmission only determining whether the frames were correctly received at the destination is a task for the user or the higher layers unsync Asks the modem to desynchronize by sending a PHY Synchronization Request This command is only available when the physical layer of the modem is directly accessible this is controlled with the MIB parameter 6100H TOPLAYER To select the physical layer of the modem at top layer set this parameter to 0 txphy num
24. es representative before ordering an evaluation kit The daughterboard contains the recommended protection circuit refer to Application Design Manual for details 2 Table 1 TRANSFORMER FOOTPRINTS PROVIDED ON THE MOTHERBOARD Reference Vacuumschmelze T60403 K5032 X111 7503134801 TF4 Wuerth Electronics Midcom Oxford Electrical PT10 TF2 Products tWuerth can also provide customized versions to meet specific customer requirements Recommended for 6 V operation only As noted in Power Supply section the EVK is designed for a DC or low frequency AC line with a voltage of 85 264 VAC and 120 370 VDC For lower voltages the coupling circuit is still usable but it 1s recommended to disconnect the power supply from the mains input For more optimal designs for DC lines refer to part II Line Driver Enable Signal A standard compliant KNX PL110 stack needs to be able to transmit half words However the NCN49597 599 can only transmit full bytes As a workaround a GPIO can override the TxEb signal In the evaluation daughterboards this is made possible through the addition of R36 Figure 3 During normal operation and at the beginning of a frame IO is left in a high impedance state To stop the transmission 103 is set high by the ON Semiconductor PL110 embedded software stack This feature is not used by the IEC software stack and 103 remains available as a normal GPIO Serial Communication Two UART signals
25. fore also supports the MIB parameters MIB_R_FS2 and MIB_R_FM2 32This is especially true when the mains impedance is low www onsemi com 11 EVBUM2290 D Terminal Reference Terminal related Commands The following commands are related to the terminal itself and its serial port They are always available save file name Saves the logging in the log window of the PLC Terminal into a file o file name The name and possibly path of the file to Save to version Displays the version of the PLC Terminal application oids Display all MIB object Ids exit Exits the PLC Terminal application if a serial port is open it is released open port baud Opens a serial port on the PC with a given baud rate port The name of the COM port e g COM13 baud The baud rate depends on the daughterboard Refer to page 6 for details close Closes the port that is currently open ports Displays a list of all serial ports reported by the operating system categorised in open and available ports log level Sets the logging level the amount of logging output in the main window of the terminal application level The logging level 0 to 3 A higher level generated more logging spy Popup window with spy data rts level Sets the level of the RTS pin on the currently opened COM port Note that RTS is the same as TREQ so this command can be used to control start up of the modem together with the SEN pin level
26. hrough Windows Update will soeed up device installation 14Accessed by right clicking on my My Computer www onsemi com EVBUM2290 D Device Manager File Action View Help 9 H m H Human Interface Devices Hcg IDE ATA ATAPI controllers 2 Imaging devices Keyboards M Mice and other pointing devices H Modems Monitors Network adapters Cp Cisco AnyConnect Secure Mobility Client Virtual Miniport Ad ry Cisco Systems VPN Adapter for 64 bit Windows amp Intel R 82579LM Gigabit Network Connection amp Y Intel R Centrino R Advanced N 6205 amp Microsoft Virtual WiFi Miniport Adapter 3 Other devices lp PLC Mb 6a E I Ports COM amp LPT Intel R Active Management Technology SOL COM4 n Processors D Security Devices HJM SM Driver H 4 Sound video and game controllers JJM System devices Universal Serial Bus controllers Figure 6 Windows Device Manager Showing a USB to Serial Converter Chip during Installation or after the Installation has Failed Terminal Installation You should have received an installation program for the terminal you wish to use If not please contact Software Development onsemi com Prior to starting this installer you must install the NET framework version 4 or above You can download an installer from the Microsoft website at 9 gt It is strongly recommended to do this even if you have already a NET framework installed
27. ication across phases will often be impossible In Figure 9 modems D and E will not see each other unless the three phase modem F is configured as a repeater Note that even in the same room wall sockets are not necessarily connected to the same phase Even when modems are on the same phase transformers cause problems in Figure 9 modem A and B may not be able to communicate even though they are on the same phase Adding a two phase repeater C might solve the issue Figure 10 In this Sample Domestic Electrical Installation the Television can Cause Significant Deterioration of the Communication Quality between Modems C and D In addition the presence of other consumers can block successful communication In particular switch mode power supplies SMPS exhibit a very low impedance at PLC frequencies 6 In Figure 10 the signal sent by modem D to C will be attenuated due to the presence of the television in between Referring to the same figure another aspect becomes evident Even though modem A and B are physically close communication can be difficult due to the long electrical distance Crosstalk with signals from modem C might also influence the communication Troubleshooting Performance Sometimes the communication quality is disappointing when using the evaluation kits in the field To understand the underlying causes it is very useful to study the local topology of the grid The preceding section gives some clues whe
28. ilters on the EVK daughterboard are tuned to specific frequencies Figures 11 18 show the frequency responses for the receive and transmit path for each of the available filters Only the daughterboard response is shown i e from connector to modem input resp from modem output to connector The motherboard also is frequency selective 50 400 4350 0 1300 1250 w z 2 PRE D 50 rt 200 H150 100 100 50 1545 Hk i 100 N Frequency Hz Figure 11 Designed Receive Path Frequency Response of a Daughterboard with D Filters 7 400 41350 1300 1250 Gain dB m ul ok 100 IN 1k Frequency Hz Figure 13 Designed Receive Path Frequency Response of a Daughterboard with E Filters The IDIS Frequencies 63 3 and 74 5 kHz are Marked N O Phase degrees Gain dB Gain dB a ie iit 400 4350 oF HR 4300 Mr ee 1250 40 200 1150 606 1100 60 50 05 100 1k 10k 100k int Frequency Hz Figure 12 Designed Transmit Path Frequency Response of a Daughterboard with D Filters 20 350 N Ul oO N oO oO m ul O 1k 10k Frequency Hz 10 7100 a Figure 14 Designed Transmit Path Frequency Response of a Daughterboard with E Filters www onsemi com 15 Phase degrees Phase degrees Gain dB EVBUM2290 D 50 1k 10k Frequency Hz 0 7100 a Figure 15 Designed Receive Path Frequency Respo
29. itor on the secondary side and most parts of the protection circuit are located on the daughterboards Although footprints for protection components are provided on the motherboard they are not populated www onsemi com 3 EVBUM2290 D As an alternative the bootloader in the modem can load the firmware from an attached SPI EEPROM or flash memory Any memory chip may be used provided it supports the standard commands and it is addressed with a three bytes address In practice this will imply a memory size of at least 512 Mb as smaller memories typically use two byte addressing An intermediate board with a flash memory is available for the evaluation kit allowing the modem firmware to be loaded without user intervention when the modem resets The flash memory can be programmed with any DIP8 compatible programmer Please contact your sales representative for more information and to obtain an intermediate board Using the Evaluation Kit To use the evaluation kit terminal you will need a PC with Microsoft Windows XP or later One PC can control multiple boards but two PC s are usually required to test communication quality over a long distance You will also need two IEC C14 power cables to connect each evaluation board to the mains Driver Installation The serial port 1s encapsulated over USB as a virtual communications port VCP by a converter chip On Windows operating systems specific drivers must be installed before
30. nging Carrier Frequencies It is evident from the previous section that it is often useful in a field test to change the carrier frequencies Ordering the modem to do this is easily done with the MIB parameters MIB_R_FS1 and MIB_R_FMI space resp mark frequencies The best fitting hexadecimal value A corresponding to a given frequency fc Hz is derived from _ 4096_ 46875 However you must also consider the external filters when changing carriers Both the reception and transmission signal path are filtered Shifting away from the resonant frequency is liable to decrease the amplitude of a transmitted and received signal Refer to the designed filter response for your daughterboard variant in EVK Filter Responses section to ascertain the exact result Similarly if a motherboard with a resonant coupling circuit is used refer to Mains Coupling section deviating from the resonance frequency will cause signal attenuation eq 1 6The cause of this high load is the presence of a filter capacitor at the input of a switch mode power supply The filter is required to comply with conducted EME standards 387A spectrum analyzer may be used for this but a digital oscilloscope with offline or online FFT is often more convenient Note that an oscilloscope is severely limited in dynamic range compared to a spectrum analyzer 88The PL110 firmware support dual channel communication i e four carriers and there
31. nly available when the LLC layer of the modem is accessible this 1s achieved by setting OID 6100 TOPLAYER to 2 the default value num The number of requests to send dsap Destination Service Access Point ssap Source Service Access Point dmac The destination MAC address of the frames ic The Initial Credit value to use www onsemi com 13 EVBUM2290 D Test Firmware Commands 0 continuous single tone transmission on the mark This command is only valid if the test firmware has been frequency successfully loaded 1 continuous single tone transmission on the space test seconds mode pattern Enable the line driver and frequency start generating a test signal on the transmit output pin 2 alternating between mark and space frequency The MIB parameters MIB_R_FS1 MIB_R_FMI1 and 3 user specified pattern MIB_R_ALC_CTRL_VAL influence the signal pattern If the mode parameter is set to 3 this seconds The duration of the test signal fragment parameter specifies the bits to be transmitted as a 32 bit specify 0 if the test signal should not stop word otherwise it is ignored As an example the value mode The type of signal to be generated 55555555 alternates between mark and space APPLICATION DESIGN MANUAL To obtain the application design manual please contact your sales representative www onsemi com 14 EVBUM2290 D APPENDIX EVK Filter Responses The transmit and receive f
32. nse of a Daughterboard with G Filters N ul oO j UI oO Phase degrees The PL110 Frequencies 105 and 115 kHz are Marked Gain dB 50 i mm 400 lt a 15053 100 1k 10k Frequency Hz Figure 17 Designed Receive Path Frequency Response of a Daughterboard with J Filters The PL110 Dual Channel Frequencies 105 115 127 5 and 137 5 kHz are Marked W Oo oO Zi N ul oO N ul Oo 100k Phase degrees Gain dB Gain dB 20 10 ASAE TS BPA AS A NET AS ees ire Eire ee pi ul oO 30 1k 10k 100k iM Frequency Hz Figure 16 Designed Transmit Path Frequency Response of a Daughterboard with G Filters N ul oO N oO Oo p ul oO 100 1k 10k Frequency Hz 100 800 Figure 18 Designed Transmit Path Frequency Response of a Daughterboard with J Filters www onsemi com 16 Phase degrees Phase degrees EVBUM2290 D Board Layouts The copper design of the revision 6 motherboard and the Figures 19 and 20 The bottom copper is shown mirrored revision 3 NCN49597 daughterboard are shown in 1 e as if seen through the board 041 n ae r lolejlelelelelelelele 202023013000 O0000000007 ooooo0oo0o000000000000 O0000000000000000000 O00000 0o000000000000 Je HF 333300008888883300 elelelele e
33. oids command In addition the modem API spreadsheets in your PL110 and IEC terminal installation folders provide a detailed description of the MIB Use these settings to configure your evaluation board as described in Using the PLI10 Firmware and Using the IEC Firmware sections Reset To set all modem parameters back to the default values use the reset command Sometimes a hard reset is required especially if error messages start to pop up in the terminal window In this case it is recommended to first close the serial port in the terminal with close Then push the reset button on the evaluation kit itself and restart from from Firmware Download section Using the PL110 Firmware The PL110 protocol is based on a network model without a master node The protocol supports collision avoidance and detection Error correction and message reception acknowledgement are also included Configuring the Modems Before any data can be sent or received over the power line the modems need to be configured A minimal configuration when working with the MAC layer requires setting the individual MAC and domain addresses and activating the modem As an example set 1000 20 set 1002 8 will set the MAC address to 0020y and the domain address to OS By default the PL110 firmware looks for a mains zero crossing and synchronizes transmission with the mains If synchronization to the mains zero crossing is not required or not p
34. onfiguring the Modem section and configure the modem with the same parameters except for the MAC address set 1000 21 set 1002 8 set 4101 1 for a 60 Hz mains set 4102 1 Starting Basic Communication Once the modems are active use the command txmac in one terminal to transmit communication frames through the MAC layer The expected parameters are the number of frames to transmit22 the destination address domain address payload and frame flags The addresses and flags should be entered in hexadecimal format As an example txmac 100 21 8 10 4 will try to send 100 frames to individual address 00314 domain address 55y with the standard frame format To abort the transmission use stop Each transmitted frame has a payload of 10 bytes with the hard coded value AAy It is also convenient to use the broadcast address 0 Broadcast frames are always repeated by the transmitter and the confirmation sent back to the host is always positive For instance txmac 20 0 0 10 4 will broadcast 20 frames If the modem is transmitting the yellow LED TxEn will light up if a modem is receiving a correct frame the green CRC LED will blink This can help in debugging communication When another modem receives the transmitted frames and the frame destination address matches the address of the modem it will report them in the terminal For a graphical representation type spy The separate spy window will open and indicate
35. ossible for instance on a DC network the MIB parameters MIB_R_MISC_ZCGEN_MODE must be set to 1 If this is not done the modem will not be able to modulate or demodulate data Note that a small performance degradation must be expected for DC operation as the lack of shared timebase makes it more difficult for a received to demodulate the signal By default a mains frequency of 50 Hz is assumed If 60 Hz is used the MIB parameter MIB_R_CONF_ MAINS_FREQ must be set accordingly set 4101 1 Once configuration is complete switch the modem into active mode set 4102 1 194s a reminder all available commands are shown in the terminal log window when the command help is issued In addition the full list of supported commands for terminals with downloadable firmware appears in Terminal Reference section on page 12 For the PL110 and IEC specific commands terminals refer to sections PL110 Firmware Commands and IEC Firmware Commands respectively For the terminal for ROM firmware refer to 10 13 20 f you did not receive this file please contact Software Develooment onsemi com 21Note that this MIB parameter is common for the PL110 and IEC firmware In general MIB parameters are firmware specific www onsemi com 6 EVBUM2290 D At least one other node must be configured in order to test power line communication Use another second terminal to connect to a second evaluation board repeat all steps of C
36. own Use log to disable all output use log 3 to shown as much logging as possible e By default the working directory of the terminal is the installation folder This working directory affects the lookup of scripts firmware binaries and configuration files 1f you specify relative paths for the relevant commands It might be convenient to change to working directory with the cdir command as an example cdir D PLC Files Troubleshooting Functionality Setting up communication as described in Using the PL110 Firmware or Using the IEC Firmware section is a fairly involved process As a result an error is easily made This section describes how to debug functional problems performance problems are discussed in Troubleshooting Performance section To eliminate performance limitations connect the two evaluation boards to a single power distribution strip This ensures the attenuation between the transmitting and the receiving modem is minimized Then make sure the firmware download succeeded This can be tested with any MIB get command For instance the command get 4 0 the result in the log window should indicate whether the modem is configured for a 50 Hz or a 60 Hz mains or a DC network If the command fails retry the download procedure described in Configuring the Modem section Once the firmware is up and running configure one of the evaluation boards as a transmitter29 Try to transmit a large
37. pened and firmware has been downloaded into the modem Note that some MIB parameter are not writeable if the modem is configured set parameter value Sets writes the value of a parameter in the modem s Management Information Base MIB parameter The object ID of the parameter to be set in hexadecimal format e value The value for the parameter get parameter Gets reads the value of a parameter in the modem s Management Information Base MIB parameter The object ID of the parameter to be read in hexadecimal format iset parameter index value Sets writes the value of an indexed parameter in the modem s Management Information Base MIB e parameter The object ID of the parameter to be set in hexadecimal format index The index of the value within the parameter value The value for the parameter iget parameter index Gets reads the value of an indexed parameter in the modem s Management Information Base MIB parameter The object ID of the parameter to be set in hexadecimal format index The index of the value within the parameter reset Asks the modem firmware to perform a reset The modem will restart the boot sequence this implies the firmware is lost and must be reloaded 40The modem is configured once the MIB parameter 4102 MIB_R_CONF MODE has been set to 1 This can be done only once reset the modem and re upload the firmware to revert to an unconfigured state
38. precludes the use of a capacitor directly between the phases Instead a fourth order LC filter is used For more information refer to the application note PLC modem power supplies The input range of the power supply is 85 264 VAC and 120 370 VDC The coupling stage should work with any power line with a voltage of less than 260 VAC frequency 60 Hz or less and 370 VDC Operation with a power line voltage above the given range is not safe Operation with a voltage below the given range is possible provided the AC DC power supply is isolated This may be done by desoldering the first inductor pair of the power supply filter The board must then be fed from an external 12 VDC power supply through J1 gt The 12 V supply is used directly by the line driver during transmission Impedance Ohm 10 Frequency kHz Figure 2 Impedance of Typical Coupling Circuits 100 220 330 and 470 nF Capacitors Solid Lines Top to Bottom 220 nF 22 uH and 150 nF 10 uH Dashed Left resp Right A 3 3 V low drop out voltage LDO linear regulator supplies the modem itself the digital circuits and the additional opamp s on the daughterboard Zero Crossing Detection The low cost zero crossing detection circuit proposed in 20 is included on the motherboard In addition revision 6 motherboards and later also provide footprints to populate the low power zero crossing circuit Typically a delay of 35 5 us with a jit
39. r more details refer to Changing Carrier Frequencies section Once a good waveform is seen on the test point PL on the receiving daughterboard observe the signal at the input of the receiving modem test point MRx Here too a fairly signal is expected about 1 VPP If a strong signal is seen on PL but not on MRx the carrier frequencies are not chosen correctly for the receive filter of the receiving daughterboard With an acceptable signal on the receiver test point MRx communication should be possible If the terminal associated to the receiving evaluation board does not indicate frames are being received make sure the same carrier frequencies are used For the ON PL110 protocol also check that the addresses are set up correctly Figure 9 In this Example Grid Modems A B D and E will have Difficulty Communicating Directly If nothing helps consider reversing the role of receiver and transmitter Attainable Communication Quality The practical communication range strongly depends on the network It is mainly influenced by the attenuation between the nodes and the noise level on the network As a rule high and medium voltage networks have a simple predictable topology with fairly low noise levels As electrical loads are not directly connected to the network the impedance seen at the PLC frequencies is high leading to low attenuation Therefore PLC is feasible over long ranges Conversely low voltage netwo
40. r the full schematics eA re om eS ae ee ae ee ee a ee i 4 ON ON Semiconductor PLC modem evaluation motherboard Rev 6 2013 03 21 B4S105 E1R IDIS TESTING Figure 1 Evaluation Boards Motherboard and Plugged on Daughterboard Information on the ROM firmware embedded in the AMIS 49587 may be found in 12 the terminal application this modem is described in 10 13 Please note that ON Semiconductor strongly recommends users of the AMIS 49587 ROM firmware to upgrade to the NCN49597 with downloadable IEC firmware Upgrading AMIS 49587 designs to NCN49597 is easy and is described in 16 Driver Installation section 2The high current rating does not stem from the power supply which consumes 150 mA at most but from the PLC signal Publication Order Number EVBUM2290 D EVBUM2290 D The motherboard contains the power supply mains coupling circuit including the zero crossing detection and an USB to teletype converter The daughterboard contains the modem itself the power amplifier the receive and the transmit filter and the protection circuit Refer to EVK Filter Responses section for a list of available daughterboards Power Supply An enclosed switching mode power supply SMPS converts the AC voltage to a 12 V 1 A DC voltage An input filter is required to comply with EME regulations Additionally the impedance on the line must be sufficiently high for the PLC frequencies This
41. re to look to try to understand the behavior Are the evaluation kits on the same phase If not is it possible to add a repeater connected to both phases How does the electrical installation plan look frequently this will be difficult to find If the cabling between two nodes is long is adding a repeater feasible e How many consumers are connected to the network in particular those with heavy switching power supplies located between the evaluation kits Does the communication quality improve when disconnecting consumers e When two modems that are close by 1 e seeing little attenuation between them are both configured as repeater slight timing difference will cause the repeated frames to interfere destructively Thus the addition of a second repeater function will actually cause worse performance In such a case try configuring only one of these modems as a repeater What disturbance is seen on the mains In particular interference on or near the carrier frequencies will significantly reduce the communication quality However interference away from the carrier will also cause problems if the amplitude after filtering is sufficiently high Checking the waveform and spectrum of the signal at the modem input test point MRx will help to pinpoint this gt e What is the attenuation for each carrier frequency Are the carriers by chance located at a notch of the signal transfer function of the network Cha
42. rks are typically very hostile environments for PLC This is especially true for residential and office networks Electrical loads are directly connected to the network Because many of these loads will have a capacitor across the power lines for EMC compliance the attenuation at PLC frequencies is high In addition the many switching power supplies found in a typical home or office cause significantly higher noise levels The complex topology of an office or home network makes it very difficult to accurately predict the communication performance As a rough guideline expect up to a kilometer on medium voltage networks and up to a few hundred meters on low voltage networks It is important to remember that PLC signals usually cross transformers only with great attenuation 32Note that the NCN49599 modem does not have a thermal shutdown indication pin and no thermal shutdown LED is provided on NCN49599 daughterboards 33Because the modems are connected on the same power distribution strip the attenuation for PLC frequencies between the power outlets should be low even in fairly heavily loaded environments 34 Also ensure the receiving modem board is not transmitting thus blocking the signal from the other board The state of the board transmitting or receiving is indicated by the TXEN LED S5Again refer to EVK Filter Responses section for a list of daughterboard filters www onsemi com 10 EVBUM2290 D Thus commun
43. tel R Active Management Technology SOL COM4 Y USB Serial Port COM202 H D Processors H D Security Devices HJ SM Driver H 4 Sound video and game controllers of gt Figure 5 Windows Device Manager Showing a USB to Serial Converter Chip after Successful Installation If the installation has not yet been completed the device is Shown with a yellow icon as in Figure 6 under Other devices You will need to install the driver manually if the automatic installation fails e If you have a revision 5 motherboards with a Microchip MCP2200 converter you must download the latest version of the driver MCP2200 inf from the Microchip website To install the driver manually right click on the device in the Device Manager and select Update driver software Please select Install from a location on disk and point the installer to the file you downloaded earlier All other motherboard revisions use an FTDI converter The easiest way to install the driver is the installation executable available from 5 If you encounter problems during the installation refer to 3 4 181f installation remains slow after the first installation of the driver consider changing the order Windows uses to search device drivers This may be done by right clicking on My Computer gt Properties Advanced Hardware Device Installation Settings Directing Windows to search for drivers on the computer first instead of t
44. ter of 1 us is measured between the actual zero crossing signal and the digital output of the optocoupler Mains Coupling The motherboard contains the coupling circuit with the mains high voltage coupling capacitor inductor optional and transformer The coupling capacitor is required to block the 50 or 60 Hz mains voltage Values of 100 470 nF are typical The impedance of the capacitor near PLC frequencies is shown in Figure 2 solid lines The IDIS carrier frequencies 63 3 and 74 kHz and the PL110 dual channel carrier frequencies 105 115 127 5 and 137 5 kHz are also marked at the bottom of the graph Often a lower impedance is desired at the carrier frequencies to allow more power to be coupled onto the mains To this end a resonant coupling circuit inductor and Capacitor in series may be used Figure 2 shows the impedance of two coupling circuits 220 nF 22 uH and 150 nF 10 uHe The drawback of a resonant coupling circuit is apparent in Figure 2 away from the resonance frequency the impedance is often higher than with a simple capacitor The coupling circuit fitted on the evaluation board depends on the frequency band For IEC motherboards a 220 nF capacitor is used with an optional inductor of 10 uH For PL110 motherboards 330 nF is fitted 3If no daughterboard is available for the product or frequency band you are interested in contact your sales representative to obtain tuned daughterboards Consult
45. this converter is recognized by the computer On Windows 7 and higher installation normally starts automatically when the motherboard is first connected This is indicated by the animated icon in the task bar Figure 4 Note that installation can take a long time the first time an unrecognized device is plugging in be patient 3 You can verify the state of the device by opening the Device Manager Figure 6 After the driver has been installed successfully and the device has been configured by Windows a new serial port will appear in the device manager Figure 5 under the category Ports COM and LPT The virtual serial port is ready to be used Tk amp B 1 al S Customize EN amp 11 25 WE Figure 4 Notification Shown by Windows 7 during the Automatic Installation of the Driver of an USB to Serial Converter Chip Device Manager Iof x File Action View Help CL m Roc He Disk drives a Display adapters DVD CD ROM drives H Human Interface Devices Hc IDE ATA ATAPI controllers 4 254 Imaging devices 4 2 Keyboards M Mice and other pointing devices H H Modems Monitors G E Network adapters i Cisco AnyConnect Secure Mobility Client Virtual Miniport Ad Cisco Systems VPN Adapter for 64 bit Windows amp Intel R 82579LM Gigabit Network Connection amp Intel R Centrino R Advanced N 6205 amp Y Microsoft Virtual WiFi Miniport Adapter 3 Ports COM amp LPT TH In
46. two modems over the power line under control of a PC In addition to performance evaluation the EVK enables an early start of user software development The design of the boards is also a good starting point for an application design A standard evaluation kit contains two enclosures each with a motherboard and a daughterboard two USB cables a Getting started guide a test report motherboard and daughterboard schematic and this manual Safety By necessity a large part of a PLC modem board is directly connected to the mains Special care must be taken due to the high voltages present up to 350 V After the board is disconnected these voltages linger for some time on the capacitors Always use an isolation transformer during experiments or measurements on the high voltage section or when the enclosure is removed It is recommended that the evaluation kit is only operated by skilled technicians especially if the board is used outside of the enclosure When the fuse has blown replace it with a suitable type A fast fuse of 1 6 A or less is recommended Semiconductor Components Industries LLC 2015 March 2015 Rev 1 The evaluation kit is designed for single phase operation only 1 e with the power cable connected from neutral to phase Operation across two phases is not possible Evaluation Boards The evaluation circuit is split up in a motherboard and a daughterboard Figure 1 Refer to 11 14 15 fo
47. valuation board as master and at least one other board as slave to test communication Some scripts are prepared and available under the cfg folder in the installation folder These may be called with the command script The IEC terminal also supports the Linky firmware Linky is a Standard based on IEC 2 Configuring the Master Modem By default a master is configured with MAC address COly This value can be changed by accessing the Local MAC address parameter in the MIB The IEC protocol requires synchronization to the mains before the master can send data By default the firmware assumes a mains frequency of 50 Hz If 60 Hz is used the MIB parameter MIB_R_CONF_MAINS_FREQ must be set accordingly set 4101 1 The script mastertxt provided in your installation can then be used to configure a modem as master script cfg master txt Configuring a Slave Modem Please note that you need to open an new terminal if you already assigned the previous terminal to master configuration required if you want to evaluate PLC communication between two nodes Open a new terminal and follow Starting the Terminal and Configuring the Modem sections for the additional evaluation board By default a slave starts with address FFEH the value defined for new participants in the IEC standard Load the default s ave txt or a custom script to configure the modem in slave mode2 gt script cfg slave txt It is possible
Download Pdf Manuals
Related Search