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1. Disable Handshake fast Msg Tx SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 29 Note 1 The message retransmission in case of NORE or NACK is only controllable through the bridge control panel This function enables or disables the retransmission of a message when this one does not receive a positive acknowledgment Note 2 By default there is a transmission handshake between the bridge and the software On slow computers it may be necessary to keep it active to prevent loss of data On fast computers a trial can be given to disable the handshake Without handshake transmission of messages is much faster 5 4 2 12 Ports Bridge Model The control panel consist in 2 sections the signal path and the parameter definition ne aa E pm N SUMbus Audio Bridge Control Panel CE b es Input PR n a Output PR n a DSI OUT SPDIF IN ASRC Status Locked SDOUT2 Tone Generator SDOUT3 SPDIF OUT Copy P0 3 v Port 6 Fl sch Input Et 8Ch Output Input PR n a Output PR 48 kHz SDOUTS i pica x AC Port 10 Status Unlocked SDOUT6 Analogue OUT Port 11 Audio Clock Reference SLIMbus Loopback Enabled Framer Clock Reference Internal The Signal Path pane sows the port configuration and the input and output signals It mimics as closely as possible the GUI of the bridge hardware Port boxes that are moved to the left are source ports Port boxes that are move
2. CHANGE_VALUE AM 1 BA 2 SS 0 VU 130 LoopBack_Streaming Fia Root Freq 0 MHz Clock Gear 0 REC i Bus Status Run 0 MHz Framer Status Inactive 3 6 Deleting a Script Select the desired script by clicking on it Hit the DEL key and the script will be removed from the library 3 7 Script Library files Changes in Script Library files will be permanent only if the file is saved after modifications Script Library files can be loaded saved and saved as The file extension is slb When in the Script Library panel a right click will bring a contextual menu An item of that menu has the function to append to an already loaded script library the content of another script Library This is a convenient method to build new libraries from existing ones Library files can be directly dropped from the OS file browser to the Script Library panel SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 9 4 Tools 4 1 User Message Library Editor The SLIMbus specification allows the use of user defined messages Obviously as these messages are user defined ScriptBuilder cannot have any a priori knowledge of them Therefore a message library editor has been added to the tool to allow the use of user defined messages Go to the menu Tools Message Builder A new window will appear AOC Message Library Editor iD Message Name ID_ Parameter Name Default Start Bit of Bits QO Sour
3. Port 3 96 kHz Port n a wl P10 3 013791 dBFs Port10 441kHz DER EE Portil 44 1kHz 100 90 4 12 4 Wave forms The graph is split in two zones The top one is a time marker indicator It shows the user of the displayed wave forms span over the capture period and also allow him to scroll the data over time Just click and eventually drag at the desired to display the data MN Signal Analysis Time ms i y 25 10 13591 REC Segment Content Peak Levels Waveforms FFT 0 5 L Port 2 96 kHz Port 3 96 kHz n a Port 9 n a Port 10 44 1 kHz Port 11 44 1 kHz Time span 0 5 ms Show Zoom Y e SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 24 The time span can be changed from 0 25 ms up to 32 ms It is also possible to force the marking of the samples by dots Note that wnen Pushed or Pulled protocol is used the wave form is reconstructed by filtering out the empty segment and using the broadcasted Presence Rate as a timing reference It is also possible to display time and amplitude makers on the graph To control them just click on the top or right arrows and drag the cursor to the desired location To move the wave forms in time the user can click anywhere on the traces and drag them left or right This allows for a fine grain time shift The Y axis amplitude of the trace has a zoom capability but the trace stays centred on O 4 12
4. USB Serial Converter 324 Network adapters a7 Ports COM amp LPT a USB Serial Port COM11 Configuration a USB Serial Port COM12 se Processors Use these settings to override normal device behaviour USB Serial Converter A Properties General Advanced Driver Details Sound video and game controllers z System devices Universal Serial Bus controllers S gt Generic USB Hub Intel R 82801FB FBM USB Universal Host Controller 2658 Intel R 82801FB FBM USB2 Enhanced Host Controller 265C f USB Composite Device f USB Composite Device f USB Composite Device USB Printing Support USB Printing Support USB Printing Support f USB Root Hub f USB Root Hub USB Serial Converter f USB Serial Converter B There should be USB Serial Converter A and USB Serial Converter B Double click on the device In the properties panel go to Advanced tick the Load VCP check box and click on the OK button The Converter A is used by the 8 ports bridge The Converter B is used by the 2 ports bridge However the VCP drivers can be enabled by default on both Converter A and B Step 5 Unplug and replug the bridge hardware This is necessary to force the VCP drivers to be loaded by the OS In the Device Manager under the Ports COM amp LPT 2 serial ports shall appear The installation process is finished When launched the software will automatically search for the bridg
5. o File Edit Tools Help Core Messages User Defined Messages Scripts Transmit Buffer Store Boot Wait REPORT_PRESENT REPORT_ABSENT ASSIGN_LOGICAL_ADDRESS RESET_DEVICE CHANGE_LOGICAL_ADDRESS CHANGE _ARBITRATION_PRIORITY REQUEST_SELF_ANNOUNCEMENT _ Clear __ Stop Framer USB Buffer MSG Buffer nt Live View ID R Src S Message 43221 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43222 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43223 0x01C10 i OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43224 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43225 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43226 Ox01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43227 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43228 Ox01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 REQUEST_INFORMATION 43229 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 a 43230 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 REQUEST_CLEAR_INFORMATION 43231 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 came come gt 43232 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 REPLY_INFORMATION 43233 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 nm 43234 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 CLEAR_INFORMATIO
6. 0 0000 MHz 0 0000 MHz LnK 31 5 5 Playing a Script There are 2 ways to play a script Press the PLAY button It will start the transmission of the message transmit buffer content on SLIMbus While the script is playing the button caption will turn to STOP Pressing the button when STOP is displayed will cause the running script to abort When a script is completely transmitted the buffer is flushed When a script is aborted the buffer remains unchanged Drag and drop a script from the Script Library panel right on the LiveView panel The script will be automatically played till it is finished SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 32
7. 4 9 Data Channel View 12 ports bridge model 4 10 Manual Port Configuration 12 Ports Bridge Model 4 11 Tone Generator setup 12 Ports Bridge Model 4 12 Signal Analysis 12 Ports Bridge Model 5 Hardware Operation 5 1 Message Sniffer Activation 5 2 Framer Activation 5 3 Manager Activation 5 4 Bridge Control Panel 5 5 Playing a Script SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK oo O O0 ON a a O1 OQ OS D OO HY YO NY POND a M ao N MN NN NO oo M OO CG OO NN 1 Introduction AudioBridge is the control software of the hardware SLIMbus Audio Bridge The hardware unit is autonomous as a SLIMbus component However when connected to the AudioBridge software the hardware unit can transmit any kind of messages on SLIMbus and can capture the complete message traffic going over SLIMbus The software also allows for remote control of the hardware through a DLL The graphical user interface GUI is structured in 3 main areas The Transmit message buffer used to build scripts and edit message parameters The Live View panel that shows all the messages going over SLIMbus For convenience the message are decoded in such a way that they appear with their parameters as described in the SLIMbus specification see Section 11 The Message and Script panel It has 3 tabs The first one is dedicated to the SLIMbus core messages The second one is dedicated to th
8. 5 FFT Spectral Analysis The graph can mix FFI traces having each a different sampling rate The highest sampling rate dictates the maximum displayed frequency N Signal Analysis Lo e 2 REC Segment Content Peak Levels Waveforms FFT Freq 24 87912 kHz Level 143 8806 dB MN Porto BR Poti Port 2 EN Port 3 BL Porti Ports 2k 4k 6k Sk 10k 12k 14k 16k 18k 20k 22k 24k 26k 28k 30k 32k 34k 36k 38k 40k 42k 44k 46k 4 J Port 10 Port 11 44 1 kHz FFT Size Auto Averaging None M 1 Reset X Scale Log When the FFT size is set to auto the software uses as many points for each port as possible However the user can manually select any desired value between 256 and 8192 sample points However if there are not enough captured points the data array will be padded with Os and the graph will not be representative of the real spectral content of the signal It is strongly advised to keep the Auto size selection It is possible to average multiple captured traces to limit the noise effect The number of traces to be averaged must be selected from 2 to 16 Every time the user will record samples the averaging engine will process the data For instance to get an averaged display over 8 captures the user will have to manually press 8 times the REC button to effectively capture all these 8 traces The RESET buttons delete all the previously captured traces Another multi
9. Configure Bridge 0 Configure Bridge 1 Connect Ports Configure ChO Configure Ch1 Deactivate ChO amp 1 Reactivate Chog 1 gt 2 e3 4 5 6 7 8 9 T1 0 Script 10 BEGIN_RECONFIGURATION NEXT_DEFINE_CHANNEL CN 0 SD 3140 TP 0 SL 6 NEXT_DEFINE_CONTENT CN 0 FL 1 PR 3 AF 0 DT 1 Clear Enable Manager Stop Framer gt PLAY NEXT_ACTIVATE_CHANNEL CN 0 oe RECONFIGURE_NOW Live View ID Ri Sre Dst Message 1 Root Freq 24 576 MHz Clock Gear 9 Clear PAUSE Bus Status Run 12 288 MHz Framer Status Active MR PAUSE l To rename a script in the library right click on the script name then click on the Rename item of the contextual menu The name will be editable Just give it the desired name The scripts can be expanded viewable content or collapsed Once many scripts are in the list it is a script library SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 8 3 5 Editing a Script lt is always possible to edit a script stored in a library Drag the desired script from the script panel to the transmit buffer The script content will appear in the transmit buffer Parameters can be modified messages can be added deleted or moved Once the edition is finished the script can be transferred back to the scrip library by clicking the Update button That button is only available when a script is selected in the library pa
10. User will have to use the Message Fields Edit window to access the addresses In order to allow building consequent messages libraries it is possible to merge existing libraries Clicking on the Append Library File button will not delete the messages already present in the list The existing messages and the one of the loaded library will all appear in the list The list can then be saved as a new library with a mlb extension The message Library can store a maximum of 500 messages 4 2 Device Register Configuration Most of the devices have a register map that allows for the configuration of the device functionalities In case of large number of registers to configure it may be unpractical to generate the script manually ScriptBuilder has a special tool to turn a csv file into SLIMbus messages Go to menu File Import Register Configuration Select a CSV ASCII comma separated value file that has the following format The comment lines are indicated by a semicolon at the start of the line The parameters are sequenced Function Address Data Comment The functions are Reg_ Write Reg_Read Delay_ms and Delay_us Reg_ Write will generate a CHANGE_VALUE message Reg_Read will generate a REQUEST_VALUE message that will trigger the transmission of a REPLY_VALUE message by the target Logical Address Delay_ms and delay_us will add some defined delays between the messages Address
11. Written 0x24 OxFO 0x80 Framer MID 0x01C1 PID 0x0001 Interface MID 0x01C1 PID 0x0001 The content of the Value Element Map can be saved in a CSV file format Go to File Export Register Configuration SLIMbus AudioBridge User Manual 1 40 Date 13 January 2015 LnK 16 4 7 Information Element Decoding AudioBridge decodes the content of the Information Element management messages that are appearing in the LiveView and adds the information in the help tag of the message cell The Core Information Elements and the Class Specific Information Elements are supported for all the device classes described in the SLIMbus specification 12 P OxFF 0x00 CONNECT SINK CN 0 PN 0 13 P 0x00 OxFF Interface Unsuported Msg N AM 1 BA 0x000 SS 0 IS 0x01 Just place the mouse above the message and a help tag will appear if relevant The help tag will be generated for the REPORT_INFORMATION message and for the REPLY_INFORMATION message if the corresponding request has also been captured by the LiveView SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 17 4 8 Search Engine When capturing many hundreds or thousands of messages it might be helpful to get an easy navigation through them To perform a search in the Live View go to the menu Edit Search in LiveView A new window will appear Type the request in the search field and hit enter or click on the search button eoo Search in LiveV
12. is the register address to be accessed Data is the value to be written in the register or the delay to be applied SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 11 The delay function do not use the Address field set to O by default Values can be given both in HEX format Ox or in decimal format The import tool is not case sensitive File format example Mode Sample Register Configuration List Device Logical Address 0x00 Function Address Data Core Default Value Size HEX String Based Reg Write 0xFF 0x08 SLIMbus mine Reg_Writ OxFF Reg Write 0x03 0x22 SLIMbus Reg Write bare ss Delay_ms 0x00 4 Bytes Delay ms 0x00 30000 SLIMbus Reg_Read 0x04 6 Bytes Delay_ms 0x00 8 Bytes Reg Read 0x04 0x00 SLIMbus Reg_Write 0x04 12 Byes 7 Reg_Write 0x05 16 Bytes Delay ms 0x00 0x03 SLIMbus Reg_Write 0x09 EEE ECTS Delay_us 0x00 i Reg_Write OXOA 0x00 Reg Write 0x04 0x8E SLIMbus Reg Write 0x08 0x00 Reg Write 0x05 0xA0 SLIMbus i Reg Write 0x09 0x00 SLIMbus Delay us 0x00 0xF0 SLIMbus Reg Write 0x0A 0x00 SLIMbus Generate Event List Cancel Reg Write 0x0B 0x00 SLIMbus Be sure to enter the proper Logical Address of the device that needs register configuration The Value Size can also be specified When set to Automatic the Value Size is computed based on the actual given value If this behavior is not desired the Value Size can be forced to any of
13. the Presence bit jitter calculation Peak level analysis of the various signals Waveform display of the various signals Fourier Transform of the various signals 4 12 1 Data Recording The Signal Analysis panel is split in two areas The signal analysis tabs graphs and tables are located on the right side The record controls are located on the right side Pressing the REC buttons launch the capture of the segments 8192 in total Before launching a capture the target ports must be selected When a port is active and configured as a sink it will appear bold and will be selectable The colored rectangle besides the port check box indicates the color in which most of the port data will be displayed When clicking in the rectangle the port graphs will be highlighted bold trace N Signal Analysis m pan m mrm 6 7 m p gt Show 160 Segments Data Format 2 s Complement At the end of the capture all the tabs are automatically updated A capture always starts at the beginning of a superframe SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 22 4 12 2 Segment Content In this tab the segment content for each selected ports is shown The TAG bits are also explicitly shown P is the Presence bit S is Strobe bit for the Pushed protocol and the SRQ Sample Request bit for the Pulled protocol Both P and S bits are displayed in the graph The P bit jitter is also computed and d
14. 0x01C100010200 Framer LA 0x11 DI 0x01 DC 0xFE EA 0x01C100010100 Interface LA 0x10 DI 0x00 DC 0xFD EA 0x01C100010000 Message ID R Src Dst 0 P O0xFF 0x01C100010000 ASSIGN_LOGICAL_ADDRESS LA 0x10 1 P OxFF 0x01C100010100 ASSIGN LOGICAL ADDRESS LA 0x11 2 P OxFF 0x01C100010200 ASSIGN LOGICAL ADDRESS LA 0x12 3 P OxFF 0x01C100010001 ASSIGN LOGICAL ADDRESS LA 0x00 4 P OxFF 0x01C100010101 ASSIGN LOGICAL ADDRESS LA 0x01 5 P OxFF 0x01C100010201 ASSIGN_ LOGICAL_ADDRESS LA 0x02 AudioBridge will keep tracking the Logical Address management messages to make sure that the component map is always up to date SLIMbus AudioBridge User Manual 1 40 Date 13 January 2015 LnK 15 4 6 Value Element Map AudioBridge tracks all the Value Element management messages to build a map of registers with their last read and last written values The map is not exhaustive as it is a representation of the bus traffic Value Elements that are never accessed will not appear in the list A list of Value Elements is maintained for each logical device that is present on the bus 6 0 0 Value Element Map Generic MID 0x01C1 PID 0x0001 Address 0x0 0x1 0x2 Last Read OxFO Last Written 0x84 0x15 0x80 Framer MID 0x01C1 PID 0x0001 Interface MID 0x01C1 PID 0x0001 Generic MID 0x01C1 PID 0x0001 Address 0x0 0x1 0x2 Last Read 0x84 Last
15. FF OxFF _Message REPORT_PRESENT DC 0x00 DCV 0x01 REPORT_PRESENT DC OxFE DCV 0x01 REPORT _PRESENT DC 0xFD DCV 0x01 Root Freq 24 576 MHz Bus Status Run 12 288 MHz Clock Gear 9 Framer Status Active Clear oes In this example EA_ is used to represent the Interface Device Enumeration Address LA_ represents the Interface Device Logical Address There are 10 predefined strings As such a script will not be transmitted properly Go the the menu Tools Script Automator to open the control window Script Automator _ Automatically replace when loading template script files or libraries Tag Value Comment REA 0x000000000000 Interface Device Enumeration Address AA d UOD k Interface Device Logical Address EAF 0x000000000000 Framer Device Enumeration Address BAF OXOT re Framer Device Logical Address HEA G 0x000000000000 Generic Device Enumeration Address HLA G UD cman Generic Device Logical Address AIX P a Generic Device Source Port ARX P A NNO Generic Device Sink Port ese WSL ds __ nr Segment Length mmm MDE ds En Data Lengthy mnt File Clone Template Folder Conformance Tests Generic TestLib Browse Target Folder Conformance Tests Generic BridgeTestLib Generate Script Libraries 9 files processed Exit SLIMbus AudioBridge User Manual 1 4 0 LnK Date 13 January 2015 13 The string can get assigned a given value The user
16. Lak AudioBridge Software User Manual e00 SLIMbus Audio Bridge at TT TN User Defined Messages Scripts Transmit Buffer Tae Update Boot O Wait REPORT_PRESENT REPORT_ABSENT ASSIGN_LOGICAL ADDRESS RESET DEVCE CONNECTS CHANGE_ARBITRATION PRIORITY DISCONNECT PORT SS lt e NEXT DEFINE CHANNEL Clear M Enable Manager Start Framer P PLAY NEXT DEFINE CONTENT Live View NEXT ACTIVATE CHANNEL ID R Src Dst Message NEXT REMOVE CHANNEL NEXTACTIVE FRAMER Root Freq 0 MHz Clock Gear 0 Clear REC Clear Bus Status Run 0 MHz Framer Status Inactive l LnK 44 rue des Combattants B 4624 Roms e Belgium www lnk tools com info Ink tools com SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK Table of Content 1 Introduction 2 System setup 3 Script Generation 3 1 Adding Core Messages 3 2 Adding User Messages 3 3 Special script commands 3 4 Storing a Script 3 5 Editing a Script 3 6 Deleting a Script 3 7 Script Library files 4 Tools 4 1 User Message Library Editor 4 2 Device Register Configuration 4 3 Turning the captured messages into a script 4 4 Script Automator 4 5 Component Map 4 6 Value Element Map 4 7 Information Element Decoding 4 8 Search Engine
17. N 43235 Ox01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 43236 0x01C10 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 Gens Root Freq 0 MHz Clock Gear 0 ear Bus Status Run 0 MHz Framer Status Active REPORT_INFORMATION EM FLUSH 5 1 Message Sniffer Activation Click on the REC button located in the bottom right corner of the window to activate the message recording in the bridge hardware Once it is done the button will show STOP indicating that clicking again on that same button will stop the message capture There are limitations about the message rate the sniffer can support The Audio Bridge hardware is capable of sniffing and storing a continuous message flow at 27 MHz and 100 control mode However this corresponds to about 26 7 Mbps or in average 333750 messages a second The software application can decode about 1000 messages a second depending on CPU speed and the number of core There is a big difference between what can be streamed on the SLIMbus and what can be shown real time by the bridge application Another big limitation of the system is the VCP Virtual Comm Port drivers of Windows that are limiting the actual throughput over USB to about 900 kpbs The internal buffer of the Audio Bridge 512 messages will get full pretty fast A special mechanism has been implemented to let the user know about the number of missed messages Missed Msg
18. NB 124 for instance To summarize the bridge Live View display will cope with average message bit rate below 900 kbps without losing messages However as the decode capability is about 1000 messages a second the internal buffers of the application will fill up quite rapidly The software buffer size will allow for about 30 seconds recording After that the buffers will overflow and data will be lost If messages are transmitted in burst mode groups of less than 512 messages even at full speed there will not be any limitations as long as the average sustained bit rate is lower than 900 kbps SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 27 The buffer fill up status is shown by 2 progress bars This allows the user to eventually stop the recording before a buffer overflow happens Once the sniffer stopped the buffers will still feed the message decoder till they get empty In the case the sniffer control button will show FLUSH instead of REC Click FLUSH to empty the buffers and stop any decoding activities if desired Once the buffers are empty the button will show REC After capturing 100k messages the sniffer will automatically be stopped and the buffer flushed If the capture of messages transmitted at full speed has to happen without any loss of data the SLIMbus Protocol Analyzer is a much more efficient tool than the sniffer of the Audio Bridge application 5 2 Framer Activatio
19. bit structure of the parameters To launch the message library editor go to the menu Tools Message Library Editor A new window will appear 6 00 _ SLIMbus Audio Bridge Core Messages MERE TETE Scripts Transmit Buffer re Boot O Wait Generic Message Y 0 y USER_MESSAGE Src 0x00 Dst 0x00 PL MC 0x10 MT 2 DT 0 Msg Code Msg Type Dst Type Source Address Src 0x00 Destination Address Dst 0x00 2 Dst Referred EA _7 Add Payload PL _ Message Code MC 0x10 Message Type MT 2 Destination Type DT 0 Live View ID Ro Sre Dst Message Clear Root Freq 0 MHz Clock Gear 0 Bus Status Run 0 MHz Framer Status Inactive When load a user message library a collection of new buttons will appear Click on any of the new buttons to insert a message in the transmit buffer 6 O0 0 SLIMbus Audio Bridge Core Messages User Defined Messages Pema Scripts H Ti Be Update Boot Wait Generic Message YO CHANGE REGISTER VALUE Src 0 Dst 0xFF RA 0 VS 0 Msg Code Msg Type Dst Type Source Address Src 0 Destination Address Dst OxFF 2 Dst Referred EA 7 Register Address RA Message From User Library Msg Library in use UserMessage lib Clear Lib Sort by MsgType CHANGE_REGISTER_VALUE M Enable Manager Start Framer REQUEST_REGISTER_VALUE REPORT_REGISTER_VALUE Live View ID LRI Sre Dst Message REPLY_REGISTER_VALUE H Root Freq 0 MHz Clo
20. can create up to 10 new strings on top of the existing ones colored in dark blue When the check box is ticked AudioBridge will automatically replace the strings by the define values when opening the script file or the script library It is also possible to use the File Clone function and create Component specific script files or libraries out of a template script folder File Clone Template Folder Conformance Tests Generic TestLib Browse Target Folder Conformance Tests Generic BridgeTestLib Browse Generate Script Libraries 9 files processed Once the template folder and the target folder are identified click on the Generate Script Libraries button and wait for the file copy to be over The target directory will contain the same files than the template directory but with the literal strings replaced by the values given in the table Note that the file clone tool will use any text files present in the template folder Ist native ScriptBuilder format slb Audio Bridge script library SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 14 4 5 Component Map At the end of the boot sequence all the devices present on the bus will send a REPORT_PRESENT message with their device class and device class version AudioBridge records the source address and the device class information to build a component map Component Map v 0 Component 0 MID 0x01C1 PID 0x0001 IV 0x01 Generic LA DI 0
21. capture any portion of the data space without having being involved in any message transaction When a port is configured press the Validate button to activate the changes SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 20 4 11 Tone Generator setup 12 Ports Bridge Model The audio bridge has an internal stereo signal generator that can feed ports O to 7 The two channels are independent Audio Channel A Audio Channel B DC Value Ox 1234567 DC Value Ox S9ABCDEF Pseudo Random Bit Sequence PRBS Pseudo Random Bit Sequence PRBS Sine Wave Generator Sine Wave Generator Attenuation dB 1 Attenuation dB 1 Frequency ta Frequency He Three types of signals are proposed A constant DC values coded on 32 bits A pseudo random bit sequence PRBS based on a 16 bit linear feedback shift register A sine wave with programmable amplitude by step of 1 dB and selectable frequencies It is necessary to press the Configure button to activate the changes SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 21 4 12 Signal Analysis 12 Ports Bridge Model The audio bridge hardware is able to capture the samples generated by all of its sink configured ports up to 12 ports A maximum of 8192 segments can be captured at a time These segments are processed to offer variety of information Segment content TAG bits and DATA slots and a TAG bit analysis as well as
22. ce Address Src O 0 0 1 REQUEST REGISTER VALUE 1 2 0 0x01C100010200 1 Destination Address Dst OxFF 0 0 2 REPORT REGISTER VALUE 2 2 0 0x01C100010200 2 Register Address RA 0 0 16 3 Value Slice VS 0 16 8 Parameter bit mapping in the Payload bytes Byte b7 b6 b5 b4 b3 b2 b1 b0 a aa r SR E r D E r a E r TRE POS r T E r r RS Se E r Sd 2 E a e errar E r r Et errr E r er Eire arrar Dr a PERS eee E rene ere PR ra ar EE EE TS The message list is on the left side On the right one can find the parameter list associated to the selected message and the bit organization of the parameters in the Message payload The bit table has been made similar to the ones that can be found in the SLIMbus specification see section 11 Click on the button Add Message to add an empty message in the list There are some message parameters that can be edited Name is the message name It will be used in the transmit message buffer and in the live view panel Code is the Message Code MC 6 0 A value that ranges from 0 to 127 e Type is the Message Type MT 2 0 Four possible types Destination Referred Class Specific Destination Referred Device Specific Source Referred Class Specific Source Referred Device Specific Destination Type is the destination type DI 1 0 It indicates if the message destination is a Logical Address an Enumeration Address or Broadcast e Target indicates
23. ck Gear 0 Clear REC Bus Status Run 0 MHz Framer Status Inactive 4 SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 6 3 3 Special script commands There are two specific script commands WAIT and BOOT WAIT pauses the script execution for a given amount of time expressed in ms Note that this value is the minimum amount of time the script play engine will hold message transmission Due to handshaking if enabled USB traffic and OS maintenance activities the effective delay inserted between two transmissions can be much longer but never shorter When having multiple reconfiguration sequence in a row it is important that only of them happens in a given superframe A good practice consists in adding a WAIT command after each reconfiguration sequence The wait time shall be at least equal to the duration of a superframe At 24 576 MHz a superframe lasts 0 25 ms At 6 144 MHz it lasts 1 ms BEGIN_RECONFIGURATION NEXT_SUBFRAME_MODE SM 25 RECONFIGURE_NOW WAIT ms 5 BEGIN_ RECONFIGURATION NEXT_CLOCK_GEAR CG 7 RECONFIGURE_NOW BOOT allows a script to start the framer It also inserts a delay after the boot sequence to allow the device present on the bus to REPORT_PRESENT without interference of the script messages Depending on the system setup BOOT will have different effects When the check box Synchronize on external framer is ticked in the Scripts tab BOOT will result in the tran
24. d to the right are sink ports The input signals are located on the left side The output signals are located on the right side The Configuration Pane is split into 2 sections SLIMbus and Audio parameters and the Clock tree parameters Refer the the bridge hardware user manual for the description of each of these parameters SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 30 Firmware INPUT 1 ASRC Disabled Enabled INPUT 2 ASRC Disabled Enabled DSI OUT ASRC Disabled Enabled Maser lek Disable Handshake fast Msg Tx Disable Message Retransmission Reset SLIMbus Core Configuration Firmware 3 00 000 External clock setup IP Version 3 00 HW Model 12 Ports DSI Common Setup SLIMbus PHY DSI Signal Level PHY Signaling level Data Bus Hold Enabled DSI Input Setup Framer Boot information lf Format Left Component Address Sample Size 16 bits 4 En Framer Mode Clock Mode SM 19 4 32 DSI Output Setup CG 9 64to14 4 MHz Format Left Justi 4 P Sample Size 16 bits x Clock Mode suis Touch Screen Calibration i IP Version 3 00 HW Model 12 Ports PLL Reference Clock Setup precion ipa JOUR Los 3 Input Impedance Output Clock Divider Frequency Pany GE Frequency 24 5760 MHz Output Clock Source Clock tree parameters SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 11 2896 MHz 0 0000 MHz
25. e Once it is found the bridge is reset and the PLAY REC and Start Framer buttons are displayed on the main window SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 4 3 Script Generation The user interface is very simple The software makes intensive use of contextual menu to drive the user choice whenever possible Activate the contextual menu by right clicking in an editable cell Mac OS users will have to either right click or press the CTRL key while clicking 3 1 Adding Core Messages 6 O0 0 SLIMbus Audio Bridge MEET User Defined Messages Scripts Transmit Buffer Store Update Boot Wait REPORT_PRESENT REPORT_ABSENT YO NEXT_DEFINE_CONTENT CN 0 FL 0 PR 0 AF 0 DT 0 CL 0 DL C i Channel Number CN 0 ASSIGN LOGICAL ADORESS am Frequency Locked FL 0 RESET_DEVICE ONNECT SINK Presence Rate PR 0 Ts AUX format AF 0 CHANGE LOGICAL ADDRESS NA 3 Data Type DT 0 CHANGE_ARBITRATION_PRIORITY DISCON mers NECT_PORT DAT 7 Channel Link CL 0 x D Data Length DL 0 NEXT_DEFINE CHANNEL a Clear M Enable Manager Start Framer gt PLAY a RE Live View NECLACTIVATECHANNEL VD RSe Dst Message u FORMATION REQUEST CHANGE VALUE Root Freq 0 MHz Clock Gear 0 C
26. e control panel consist in 2 sections the signal path and the parameter definition In the Signal Path pane the port configuration is shown A port that is not configured appears grey and is located in the middle of the graph When a port is configured as a source it appears green and is located on the left side When a port is configured as a sink it appears red and is located on the right side The input signals are located on the left side The output signals are located on the right side SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 28 IP Version 2 05 HW Model 8 Ports Loopback enabled SPDIF amp DAC OUT P2 amp P3 SDOUT1 Input PR 96 kHz Output PR 96 kHz MCLKI Clk SLIMbus Framer Clk Internal MCLKO Clk SLIMbus The Configuration pane gives access to all the programmable features of the audio bridge hardware N SUMbus Audio Bridge Control F f Firmware 2 09 IP Version 2 05 DSI ASRC SPDIF ASRC Framer Clock Setup ASRC OFF ASRC OFF PLL 12 MHz Xtal Reference ASRC ON ASRC ON External Clock Input SMA MCLKI Input Configuration Boot RF 24 576 MHz PLL SLIMbus Clock Reference SLIMbus PHY DSIIN Master Clock p lee Bus Hold Enabled External Clock Input SMA lMbulel 1V2 1V8 MCLKO input configuration Component Address 0 PLL SLIMbus Clock Reference DSI OUT Master Clock Disable Message Retransmission External Clock Input SMA
27. e subframe mode and the channel definition will be shown The table below the graphical area also displays some important channel information The ports O 1 8 and 9 of the 12 ports audio bridge can be manually configured to connect to any existing channels without the need ot SLIMbus configuration messages If any of these special ports are available right click on any channels of the list and a popup menu will offer the possibility to connect one of these ports to the desired channel This feature is especially useful to sniff the content of a running channel without disturbing it The user also has the possibility to fully manually configure the port parameters by calling the Manual Port Configuration panel in the Tools menu SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 19 4 10 Manual Port Configuration 12 Ports Bridge Model This panel offer the user to manually define the parameters of the port O 1 8 and 9 There are two modes of operation Semi automatic and fully manual Track Channel 1 Segment Length 6 Data Type Segment Distribution 3112 Data Line Transport Protocol Presence Rate SD1_ASSIGN 1 Semi automatic mode Define the channel number of interest for the port and the port will track all the messages related to this channel This is useful if the channel parameters are not known by the user Manual setup All the parameters of the port can be defined manually allowing the bridge to
28. e user defined messages The third one shows the content of the script library in use For the exact meaning of the SLIMbus Core message parameters please refer to the SLIMbus Specification Section 11 Some extra tools are provided as User message library editor Script automator Component map monitor Value Element Map monitor Bridge hardware control panel 2 System setup The software runs on Windows Mac OSX and Linux The following steps will describe how to setup the system on a Windows XP Vista or 7 both 32bits and 64bits OS Step 1 Copy the directory AudioBridge to the desired location on the PC HDD There is no need to run an installation procedure Step 2 Install the USB driver of the bridge HW Make sure that the bridge is not connected yet to the PC Go to the Bridge USB Driver directory and execute the driver installer CDM20824_ Setup exe or similar Step 3 Power the bridge hardware and connect it to a free PC USB port The proper drivers will automatically be activated Step 4 Driver setup The bridge hardware uses the Virtual COM Port drivers VCP of Windows They must be activated to be able to use the bridge hardware Go to the Control Panel open the Device Manager and look at the USB peripherals SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 3 Device Manager File Action View Help amp R 4 7 Mice and other painting devices A a Monitors
29. iew 5 items found 1 5 0x12 CONNECT SINK CN 1 PN 1 The search applies to Parameter name and parameter value Source and Destination addresses Message string with abbreviated parameter names and value Response field use NACK PACK NORE UDEF The cell help tags For instance to find all the messages in relation with channel 1 just tyoe CN 1 in the search field To find messages reporting loss of syncs just type loss in the search field Clicking on a row of the search list highlight the corresponding row in the LiveView The UP and DOWN keyboard keys can also be used to navigate through the list A right click contextual menu on the search list allows to select all found items in the LiveView list For easy search it is possible to shrink the search window by clicking on the arrow at the left side of the search text field 6 0 0 Search in LiveView 5 items found 1 5 QO a Use the lt and gt buttons on the right side to navigate through the list SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 18 4 9 Data Channel View 12 ports bridge model This window shows the position of the data channel in the superframes and for each data lines from 0 to 7 i Data Channels Status fund Source Sinks The window is refreshed in real time or as close as real time can mean with a graphical user interface Any change in th
30. isplayed N Signal Analysis Sx 5 160 Segments Data Format 2 s Complement 0x7EE7 AB J Port 10 ia i i i J 0 Port 11 To display the TAG bit graphs of a given port just click on the desired segment in the table The vertical marker and a time stamp will be shown at the position of the selected segment The user can choose the number of segment to be shown on the graph When this number is below or equal to 20 the segment position is figured out by a point The user can also change the data format of the segment By default the data is shown in the 2 s complement format However if the segment is using the offset sign amp magnitude coding it is possible to display the data as they are transported over SLIMbus 4 12 3 Peak Levels This tab displays graphically the peak level of the capture signals A quadratic interpolation is used to best estimate the real level Relying on the sample values usually underestimate the peak level measurement Note that in case of random noise the peak level estimator may displays values greater than O dBFs which is theoretically impossible This is due to the interpolation method The peak level measurement does not have any particular controls or options SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 23 MN Signal Analysis REC Segment Content Peak Levels Waveforms FFT EX P2 0 dBFs Port 2 96 kHz P3 0 dBFs
31. lear REC Bus Status Run 0 MHz Framer Status Inactive rRE Click on the button having the label representing the message you want to insert in the Transmit Message Buffer It will appear in the top right panel Transmit Buffer Add as many messages as required Note that the transmit buffer has a limit of maximum 10 000 messages The messages can be expanded to access and modify all the parameters To edit a parameter expand the message and click on the cell containing the parameter value Then type the new value A message can be moved up and down in the list by clicking on it and dragging it up or down to the desired location Note that the drag and drop functionality will only work if all the messages are collapsed Values are entered as decimal value hex value OxYZ format or obtained from the contextual menus mouse right click or CT RL mouse click 3 2 Adding User Messages The SLIMbus specification allows the use of user defined messages The software allows for 2 input methods Specify the various fields value of a message including the payload This is straight forward but is probably not the most human readable way of proceeding Define with the message library editor a collection of messages for which a univocal relationship exists between the raw message fields and a complete description of a SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 5 message message name parameter names and
32. n When the bridge needs to clock the bus its Framer must be activated Click on the Start Framer button to turn on the Framer and boot the SLIMbus The button will then show Stop Framer indicating that clicking again on that same button will stop the framer and consequently stop the bus During a clock pause event the button caption will become Resume Clicking on the button will resume clock operation 5 3 Manager Activation The Manager functionality of the bridge simply consists in acknowledging all messages having OxFF as destination address It is enabled by default If the bridge Manager is disabled and there are no other Manager on the bus none of the REPORT_PRESENT messages will be positively acknowledged and the devices will keep transmitting their REPORT_PRESENT messages for ever The sniffer will not be able to follow such high message traffic 5 4 Bridge Control Panel Most of the hardware function of the bridge can be controlled by software These functions are described in detail in the bridge hardware user manual The control panel depends on the bridge model The software can control the 2 8 ports bridge first generation or the 12 ports bridge 2 generation The control panel reflects the real time status of the bridge Any changes initiated by some SLIMbus transactions will be automatically reflected on the panel That is especially true for the data port settings 5 4 1 2 8 Ports Bridge Model Th
33. nel The edited script can also become a new script in the library by clicking the Store button e090 SLIMbus Audio Bridge Core Messages User Defined Messages Trane Rotter EZ me Boot Wait Script Library in use StreamingScripts slb Clear Lib O ASSIGN LOGIGSPADDRESS Dst 0x01C100010000 LA 0 a i 1 AS GICAL_ ADDRESS Dst 0x01C100010100 LA 1 L Synchronize on external framer r PRSSIGN_LOGICAL_ADDRESS Dst 0x01C100010200 LA 2 12S Streaming 8P 3 _BEGIN_RECONFIGURATION TUE 4 NEXT_SUBFRAME_ MODE SM 19 ASSIGN_LOGICAL_ADDRESS LA 0 1 ORNE _ASSIGN_LOGICAL_ADDRESS LA 1 PE MAT del ASSIGN LOGICAL ADDRESS LA 2 7 CONNECT_SOURCE Src 0xFF Dst 0x02 CN 0 PN 0 BEGIN RECONFIGURATION 0 8 CONNECT_SOURCE i Src 0xFF Dst 0x02 CN 1 PN 1 L NEXT SUBFRAME_ MODE SM 19 gt 9 CONNECT SINK Src 0xFF Dst 0x02 CN 0 PN 2 Hector ini 0 Clear M Enable Manager Start Framer P PLAY CONNECT_SOURCE CN 0 PN 0 CONNECT_SOURCE CN 1 PN 1 ee CONNECT_SINK CN 0 PN 2 ID RSre Dst Message CONNECT_SINK CN 1 PN 3 i BEGIN_RECONFIGURATION NEXT_DEFINE CHANNEL CN 0 SD 3 140 TP 0 SL 6 NEXT_DEFINE_CONTENT CN 0 FL 1 PR 3 AF 0 DT 1 NEXT_ACTIVATE_CHANNEL CN 0 RECONFIGURE_NOW BEGIN_RECONFIGURATION NEXT_DEFINE_CHANNEL CN 1 SD 3146 TP 0 SL 6 NEXT_DEFINE CONTENT CN 1 FL 1 PR 3 AF 0 DT 1 NEXT_ACTIVATE_CHANNEL CN 1 RECONFIGURE_NOW
34. ple acquisitions will then be required to show an average trace The FFT window is a custom LnK implementation to have very low side lobes SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 25 MN Signal Analysis REC Segment Content Peak Levels Waveforms FFT Port 8 48 kHz Port 9 48 kHz FFT Size Auto 1k 2k 3k 4k 5k 6k 7k 8k Qk 10k 11k 12k 13k 14k 15k 16k 17k 18k 19k 20k 21k 22k 23k 2 X Scale Log Use the mouse wheel to zoom in and out on the traces The zoom will happen around the pointer of the mouse Clicking on the graph and moving the mouse will drag the picture to show other portion of the traces It is also possible to zoom on a desired part of the graph by holding the ALT key will selecting a portion of the graph click and move to draw a rectangle MN Signal Analysis REC Segment Content Peak Levels Waveforms FFT Freq 8 200094 kHz Level 169 697 dB E Po 48 kHz ort HiT rw A 4 x Port 8 Port 9 48 kHz 48 kHz peseeseeeneeeeeeenesenenns FFT Size Auto x Reset X Scale Log SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 26 5 Hardware Operation Once the bridge HW has been detected by the application the buttons PLAY Start Framer and REC are displayed allowing the control of the bridge hardware M SUMbus Audio Bridge
35. s data channel DGR2 MSG Sync Loss and channel operation DGRS Device reset and channel operation DGRG Multiple reconfiguration sequences DGR7 Port already configured DGR8 Missing NEXT_ACTIVATE_CHANNEL DGR9 Missing NEXT _DEFINE_ CHANNEL ASSIGN_LOGICAL_ADDRESS ASSIGN_LOGICAL_ ADDRESS ASSIGN_LOGICAL_ADDRESS BEGIN_RECONFIGURATION NEXT_SUBFRAME_ MODE RECONFIGURE_NOW WAIT CONNECT_SINK CONNECT_SOURCE Oaown Mw Bh Ww he Transmit Buffer Boot Wait ims 5 Dst EA LA LA Dst EA_G LA LA_G Dst 0x01C100010200 LA 0x12 SM 19 ms 5 Src 0xFF Dst LA_G CN 0 PN RX_P Src 0xFF Dst 0x12 CN 0 PN 0 BOOT ms 5 ASSIGN_LOGICAL_ ADDRESS LA LA _ ASSIGN_LOGICAL_ADDRESS LA LA_G ASSIGN_LOGICAL_ADDRESS LA 0x12 BEGIN_RECONFIGURATION i NEXT_SUBFRAME_ MODE SM 19 RECONFIGURE_NOW WAIT ms 5 CONNECT_SOURCE CN 1 PN 0 BEGIN_RECONFIGURATION _ NEXT_DEFINE_ CHANNEL CN 1 SD 3140 TP 0 SL 4 _ NEXT_DEFINE_CONTENT CN 1 FL 1 PR 3 AF 0 DT NEXT_ACTIVATE_CHANNEL CN 1 _ RECONFIGURE_NOW WAIT ms 5 CONNECT SINK CN 0 PN RX_P _ BEGIN_RECONFIGURATION NEXT_DEFINE_CONTENT CN 0 FL 1 PR 3 AF 0 DT NEXT_ACTIVATE_CHANNEL CN 0 RECONFIGURE_NOW M Enable Manager Stop Framer Live View ID IR Src P Ox01C1 i P Ox01C1 i P Ox01C1 i D PLAY Dst OxFF Ox
36. smission of the following messages BEGIN_RECONFIGURATION NEXT_RESET_BUS RECONFIGURE_NOW WAIT ms x This message sequence will reset the external framer and trigger a bus boot When the check box Synchronize on external framer is not ticked BOOT will stop and restart the bridge framer and add a delay before continuing the transmission of the messages In this case there is not any specific events captured by the LiveView SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 7 3 4 Storing a Script When the script is ready in the transmit buffer it can be played by pressing the PLAY button After being played the content of the transmit buffer is cleared Therefore it might be more interesting to store the script if it has to be used more than once To generate a new script entry in a script library just press the Store button It will appear in the Script panel as Script n with n the script number N KEN eee aR ee eT EE Core Messages User Defined Messages Scripts Scripts TR Baltes Que Update Boot Wait Script Library in use 2_Bridges_ 2S slb Clear Lib 0 BEGIN_R ONFIGURATION l r 1 NI _DEFINE CHANNEL CN 0 SD 3140 TP 0 SL 6 _ Synchronize on external framer gt 2 EXT_DEFINE_CONTENT CN 0 FL 1 PR 3 AF 0 DT 1 CL 0 DL 6 b _ NEXT_ACTIVATE_CHANNEL CN 0 Do all 4 RECONFIGURE NOW Assign LA Change SM
37. the allowed sizes The HEX String Based size option will follow the size of the hexadecimal string Ox0000 will get a Value Size of 2 bytes Ox000000 will get a Value Size of 3 bytes The Value Size is not based on the actual value anymore If the imported csv file is OK just click on the Generate Event List button and all the new messages will get appended to the existing event list The delays are generated by inserting a WAIT function in between 2 messages The minimum delay for the wait is 1 ms Therefore a delay_us function will always be turned into a WAIT ms 1 4 3 Turning the captured messages into a script It is possible to use the capture messages to build a script Select the messages of interest in the Live View panel and drag them over the transmit buffer panel It is also possible to copy paste the messages instead of dragging them The message parameters will be editable as if they were inserted by pressing one of the Core message buttons SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 12 4 4 Script Automator Its possible to write script templates with parameters having literal expressions instead of numerical values The literal expression are starting by the character Core Messages User Defined Messages Scripts SLIMbus Audio Bridge DGR sIb Script Library in use Clear Lib BOOT _ Synchronize on external framer DGR1 Isochronou
38. to which device or classes the message applies Use the contextual menu to get appropriate values The parameters are detailed in the SLIMbus specification section 8 SLIMbus AudioBridge User Manual 1 4 0 Date 13 January 2015 LnK 10 Once the message is defined add parameters by clicking on the Add Parameters button A new parameter is added in the list A maximum of 10 parameters per messages is allowed Edit the parameter by clicking on the column of the Parameter Name Default Value Start Bit and Field Length Start Bit indicates where the least significant bit LSb of the parameter will be located in the payload Field length indicates how many bits are used for the parameter As for all the message payloads the parameters are stored most significant bit first least significant byte first Default Value is the value that is used for the parameter when the message is inserted in the transmit message buffer To delete a message or a parameter click on its ID and hit the Del key Note For the messages that can be transmitted by any devices and that can have as a destination any devices it is advised for editing reasons to add Source Address Src as the first parameter and Destination Address Dst as second parameter Set the Field Length to O and the parameter will not be included in the Message payload lf the Source and Destination addresses are not included in the message parameter list the
39. x02 Framer LA DI 0x01 Interface LA DI 0x00 v 1 Component 1 Generic LA Framer LA Interface LA MID 0x01C1 PID 0x0001 DI 0x02 DI 0x01 DI 0x00 DC 0x00 DC 0xFE DC 0xFD IV 0x00 DC 0x00 DC 0xFE DC 0xFD EA 0x01C100010201 EA 0x01C100010101 EA 0x01C100010001 EA 0x01C100010200 EA 0x01C100010100 EA 0x0 1C 1000 10000 Message ID R Src Dst 0 P 0x01C100010201 OxFF REPORT_PRESENT DC 0x00 DCV 0x01 1 P 0x01C100010200 OxFF REPORT PRESENT DC 0x00 DCV 0x01 2 P 0x01C100010101 OxFF REPORT_PRESENT DC OxFE DCV 0x01 3 P 0x01C100010100 OxFF REPORT_PRESENT DC OxFE DCV 0x01 4 P 0x01C100010001 OxFF REPORT_PRESENT DC 0xFD DCV 0x01 5 P 0x01C100010000 OxFF REPORT_PRESENT DC 0xFD DCV 0x01 The above pictures are showing 2 Audio Bridges reporting present and being mapped At this moment none of the device are enumerated This is shown by LA no Logical Address LA assigned yet When the ASSIGN_LOGICAL_ADDRESS messages are transmitted the Logical Address in use for a device is displayed in the Component map Component Map v0 Component 0 MID 0x01C1 PID 0x0001 IV 0x01 EA 0x01C100010201 Generic LA 0x02 DI 0x02 DC 0x00 Framer LA 0x01 DI 0x01 DC 0xFE EA 0x01C100010101 Interface LA 0x00 DI 0x00 DC 0xFD EA 0x01C100010001 v 1 Component 1 MID 0x01C1 PID 0x0001 IV 0x00 Generic LA 0x12 DI 0x02 DC 0x00 EA

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