DV User`s Manual
Contents
1. Confidential Page 11 DELPHI Video Settings Main Video Auxiliary Video Video Source Compressor and Frame Rate Max speed allowed 5 frames s C C c Jpegls LossLevel 0 Default is 3 C C FSM3 C IP Address Pot Defaultis 7777 ImperX Card Uncompressed C Indeo Video 5 10 Quality 61 Defaultis 61 ImperX Pro Jpegls Loss Level 0 Default is 3 Settings Max speed allowed 5 frames s C Uncompressed TT Max speed allowed frames s Width pixels e Height pixels Depth RK bits pixel C Number 0 JpegLs Loss Level 3 e JpegLs Loss Level 0 Video Image Size Camera Type USB only TN Help Figure 9 Auxiliary Video Settings 4 Manual Logging This section not implemented 4 1 Continuous Logging This section not implemented 4 2 Triggered Logging This section not implemented 5 Automatic Logging CAN Trigger DV has the ability to automatically initiate logging when certain user specified conditions are met in the received CAN data For instance one could identify the Signal Warning as certain bits of a particular CAN message and then define a trigger Condition that is signaled each time Warning 1 occurs Confidential Page 12 DELPHI The current implementation initiates a fixed length triggered log every time a defined trigger condition transitions from false to true 5 1 Enable Disable Status of the Automatic L2. By Display Figure 3 Display Options 2 2 3 Playback This toolbar is visible only when a file is open for playback e g the result of File Open The controls are self explanatory allowing one to move forward and back through the open file Confidential Page 6 DELPHI Toggle Play Stop Slide Forward Back Enter Index L SIS NN Hi EIN A Step Forward Step Back Jump Back Jump Forward to Index to Index Figure 4 Replay Toolbar For the Step Forward Back buttons the definition of one step depends on the Data Display Format selections made on the Display Options toolbar Section 2 2 2 For example for a single radar sensor one step might be one scan while for a multi sensor system one step might move to the end of the next scan of either sensor All data collected with DV has some associated Index either a native quantity supplied by the observed system such as a scan or frame index or one assigned by DV such as a message or cycle counter The nature and source of this index is dependent on the selected Data Display Format To account for possible rollovers in the Index the Jump buttons allow one to search for a desired index in either direction 2 3 Status Bar DV s main Status Bar is located at the bottom of the main program window It contains separate regions for Help Receive Status and CAN Video and XCP Logging Status For Help press Fi 15 C 1282m s 63 35 V 10 0f s 49 85 V2 0 0fls 0 05 C 19571 1
3. host computer Detected cards will be selected in the order indicated in the table below Each interface requires that the CAN hardware and drivers be correctly installed For each supported card the dll indicated in the table is supplied with DV and must be located in the directory containing the DV executable or in the library search path which usually includes winnt system32 For best performance under high busload situations Vector hardware is recommended See Section 3 2 for info on CAN bus configuration in DV Table I Supported CAN Interfaces Brand Search Supported Cards Required Order Library CANCard X vcand32 dll Vector 1 CANCard XL CANCase XL USB Softing 2 CANAC104 card PC104 canac104 dll CANcard 2 cancard dll CANcard SJA Kvaser 4 CANLap PCMCIA and USB canlib32 dll If more than two CAN channels are to be used simultaneously then Vector hardware must be used and the driver must be configured for Software time synchronization Use the Vector Hardware tool in the Control Panel to set the synchronization method use the tool to set General Information Settings Synchronize Hardware YES Hardware time base synchronization and use of SyncBox and sync line not supported 1 2 Minimum System Requirements Processor Speed 1 6GHz or higher RAM Memory 512MB or higher Operating system Windows 2000 or XP Hard Disk 1Gbyte free and relatively un fragmented 2 Layout 2
4. key string CAN_TRIG_ENA and defines the trigger conditions that DV will monitor Following the key string line are trigger conditions one per line Each trigger condition is defined according to the following syntax that specifies one or more primitives separated by semicolons TRIGGER_NAME SIGNAL LOGIC VALUE SIGNAL LOGIC VALUE The trigger condition descriptives are as follows TRIGGER_NAME Unique descriptive name of CAN trigger condition SIGNAL Name of signal defined in Signal Definition Block LOGIC Name of logical test to perform The valid tests are EQ Equal to VALUE NE Not equal to VALUE LT Less than VALUE LE Less than or equal to VALUE GT Greater than VALUE GE Greater than or equal to VALUE VALUE Comparison value defining scaled signal value expressed in engineering units e g m s that will initiate trigger Comments can be used in this block to clarify the meaning of triggers and to note other useful info such as scale factors See Table V for limits imposed on the number of Primitives and Triggers defined and on the number of Primitive defined for a single Signal Confidential Page 16 DELPHI Examples EX 1 Trigger when a warning is issued Warning bit set to 1 and the Speed gt 30m s Speed comparison value includes scale factor of 128 needed to compensate for un scaled signal 30 m s HighSpeedWarn Speed GE 30 0 Warning EQ 1 EX 2 Trigger when a warning is issued Warni
5. v1 155 1 Context Sensitive Receive CAN Logging Video Logging Help Status Status Status Figure 5 Main Status Bar The help pane displays concise help information about the DV control menu or toolbar element the mouse is currently pointed at Contrary to the text in the display pressing F1 will not produce useful help The content of the other panes is described in the next sections 2 3 1 Receive Status Pane The Receive Status Pane shows current statistics for CAN Video and XCP receiving The line below is a sample of the Receive status information for CAN plus one Video and one XCP source 15 C 1282m s 63 3s V 10 0f s 49 8s V2 0 0f s 0 0s X 40 0m s 38 45 The left most element is a running counter of updates of this pane since receiving began This counter is followed by four data blocks that provide information about the receipt of CAN C Video V and XCP X data Each data block contains the following information Data rate messages or frames received per second including any generated by DV Data amount currently held in the queue in seconds The Receive Status Pane is updated once every 4 seconds Confidential Page 7 DELPHI 2 3 2 Logging Status Panes Three Logging Status Panes show current statistics for CAN Video and XCP logging The example below is a snapshot of CAN C logging information video V and XCP X information is similar C 104235 16 The two numbers in each CAN or Video
6. 1 Menus DV s main menu appears in the upper left corner of the main display window Confidential Page 5 DELPHI Change video source Open log files 8 for Replay and logging settings NI NOLOG Data iew Delphi Electronics amp Safety authorized use only File View Settings Help Enable Disable the View of Version Specific Get Program optional windows associated Menus Version Info with the Display Format Figure 1 Main Menu 2 2 Toolbars 2 2 1 Receive Logging Receive Data Enable Disable On Off Set Logfile Basename Autonomous Mode Receive Log Trig canlog_ Date _ CANTroger Autonomous Ze Start Stop Manual Start Triggered Enable Disable Automatic Logging Logging CAN Triggered Logging Mode Figure 2 Receive Logging Toolbar 2 2 2 Display Options The display options toolbar controls how raw data is interpreted and displayed in both the Receive Logging and Playback modes The left most drop down box contains a list of the available Data Format interpretations the sensor ACC3 is selected in the example below The second box contains a list of the Display Formats or Views available for the selected Data Format The remaining controls on this toolbar are specific to each particular Data Display Format combination and are documented elsewhere Select Data Format Select Display Format Dee gt jrow d rte ge ui Toggle Display Specific Options Button Labels amp Functions May Vary
7. AN Trigger Definition File 15 Confidential Page 3 DELPHI Revision History Doc DV Version Date Author Changes Version 1 0 1 15 39 09 20060922 LRH Initial revision contains only documentation for CAN Trigger function 1 1 1 15 39 10 20060929 LRH Max number of CAN triggers has been increased to 45 Clarified definition of signal mask and trigger compare value 1 2 1 16 40 06 20061031 LRH Modified description of the Status Bar and Display Options Toolbar to match new implementation Updated toolbar and menu descriptions Began migrating general DV settings and use info from PowerPoint Help file 1 3 1 19 01 03 20070712 RPA Began Data Replay section by migrating information into Record to Video and Record to Image sections from PowerPoint Help file 1 4 1 23 01 00 20080115 LRH Add CAN bus config 1 5 20080212 LRH Add mention of XCP in status bar display 1 6 1 24 19 00 20080807 LRH Modify CAN trigger file format specification Signals now include scale factor and offset values Trigger conditions are specified in engineering units 1 7 1 26 25 00 20090320 SM Added Video section including web cam usage for logging 1 8 1 27 41 00 20091123 SM Updated web cam section to include the support of two different image sizes 320x240 and 640x480 Confidential Page 4 DELPHI 1 Introduction 1 1 Supported CAN Interfaces DV will automatically search for supported CAN cards on the
8. DELPHI DV User s Manual DV Version 1 27 41 00 Document Version 1 8 Confidential Page 1 DELPHI Contents Revision History san nei iy col eve eee 4 1 Introduction iie de gi E es or ee dal pe 5 1 1 Supported CAN Interfaces nennen nnne 5 1 2 Minimum System Requirements A 5 2 Layouts ir iet iun e iniri Ni erbe LIMES 5 2 1 Men s 5 2 2 MODAS uai dedo ut eee ee D er ce i fee n 6 2 2 1 Receive LOGGING iP ette e ete eed 6 2 2 2 Display Options s innies ce eee ls sin ha 6 223 Playback ito een en Si o ip RR 6 2 3 Status Batis EE 7 2 3 1 Receive Status Pane dnine eoi sd ever eet ge er a Lado S 7 2 3 2 Eogging Status Panes oie tg tn ebd deos 8 due EE 8 341 Log File ele TE 8 3 1 1 Log Filename 2 Location zes nitie ee o as 8 3 1 2 Log File Maximum Duration sess nennen 9 3 2 GANiBUS A ar ante E nnns eau 9 3 2 1 El EIERE EE 9 3 2 2 SIE EE E 9 33t Mid ai AAA 9 3 3 1 Main E Rn tii tit 9 3 3 1 1 ImperX amp ImperX Pro cards eee cee eee e tee e ennen a T era 9 3 3 1 2 Web CaM nene seem peated 10 3 8 2 Auxiliary Video Settings A 11 4 Manual Logging This section not implemented nnen nennenennenvennenennenennnenennen 12 4 1 Continuous Logging This section not implemented 12 4 2 Triggered Logging This section not implemented A 12 5 Automatic Logging GAN Trlgget ue ad lieh de 12 5 1 Enable Disable 5 la ripio 13 5 2 Auto
9. Logging Modes nnen etii tco un naar 13 5 3 CAN Trigger Definition File 14 5 3 1 1 etu TI LLLI 14 5 3 1 2 Flle Parse Errors nase een attendeerde innn 17 6 Remote ee Lal tte KEE 18 Command Line ele TE 18 8 Data Replays o E boe Se ER 18 Confidential Page 2 DELPHI Main Video Display td Peer n ou ea 18 8 1 1 Creating Video Clips with Overlay nnen ennenenneerennerenneerennerenneerenneeeen 18 8 1 2 Saving Single Images with Overlay 19 9 Error Reporting This section not implemented nnee eenen serene venenven 19 Tables Table I Supported CAN Interfaces AAA 5 Table Il Log Filename Auto Expand Keystrings sse 8 Table Ill Description of Autonomous Logging Modes eem 13 Table IV Errors detected in CAN trigger configuration files AA 17 Table V Limits imposed on Signal and Trigger definitions AA 17 Table VI Command Line Options sese nennen nennen 18 Figures Figure Nat Menu s rH REI Hd ud Ae 6 Figure 2 RBeceive Logging Toolbar itc eter tenet aan n 6 Fig re 3 Display Options EE aee ee teh 6 Figure 4 Replay Toolbar RR Ree pre HR d Pee E reca deron 7 Figure 5 Main Status Bar iii eds eie ee e ren a Ban 7 Figure 6 Log Options Dialog senen a ERE A Rd dee EDI e CHE a 8 Figure 7 Main Video ET EE 10 Figure 8 Web Cam Settings Dialog 11 Figure 9 Auxiliary Video Settings iosian eeann eeaeee oa iraa ea Ea NaRa 12 Figure 10 Sample C
10. VI files The data from the Main video source is written to AVI files with the following naming convention dv basename avi Data from the Auxiliary video source is written to AVI files with dv basename v2 avi naming convention To enable video logging select the menu item Settings Video Capture Enable to enable video logging Then select the menu Settings Video Capture Options to see available video sources for the Main and Auxiliary Video Error Reference source not found and Figure 9 show the Main and Auxiliary video settings dialog boxes respectively 3 3 1 Main Video Settings The Main Video Settings dialog box shown in Error Reference source not found is typically used to configure primary video logging interface Some video sources are used specifically for customer specific programs while others may be used for general video logging purposes On the dialog box first the user selects the type of video source Sub options such as available video compressors Codec and frame rate vary depending of the video source selected For general video data logging purposes e g to capture the driving scene the user may select one of the following video sources ImperX ImperX Pro and Web Cam 3 3 1 1 ImperX amp ImperX Pro cards There are three codec options available for these cards uncompressed Indeo and JpegLS The user selects Quality for Indeo or Loss Level for JpegLS codec In addition the users must select
11. Variable length Continuous Log Log collected as if the user pressed the Log button on the Receive Logging toolbar The log begins at the time of the event no pre trigger and continues until the trigger Condition is no longer satisfied In all modes the system will mark the location in the data where the trigger occurred It would be nice if the name of the Condition that triggered the log was also recorded but this is not yet implemented 5 3 CAN Trigger Definition File The CAN trigger definition file contains the specification of CAN Signals in a way similar to how one might define a Signal in a Canalyzer Database e g which message ID which bits etc The file also allows the specification of conditions or tests on these Signals that will trigger logging 5 3 1 1 Format The CAN trigger definition file is a text file consisting of three parts the Version Identification Block the Signal Definition Block and the Trigger Condition Definition Block These blocks must appear in the order listed The beginning of each block is marked by a line containing a specific key string and followed by subsequent lines that contain the signal or trigger definitions The key string and format of each block are described in the following paragraphs in which the sample definition file shown in Figure 10 is used as an example Any line beginning with a pound sign denotes a comment The parser ignores both comment and blank lines All key
12. a shortcut to DV Table VI Command Line Options Option Description Ir Start receiving immediately on launch 9 of Start logging immediately on launch Use with r 2 E 8 S Enable Automatic Logging CANTrigger mode See Section 5 rs dvi Open the specified log file on launch snnn Automatically jump forward to the first instance of the index specified by nnnn Must be used with the filename option gt above Note there is no space between the s characters and a the index number o ke 8 Data Replay 8 1 Main Video Display 8 1 1 Creating Video Clips with Overlay Recording the main video display to a video will output a selection of both the underlying video file and the DV generated overlay This output will be a separate video file that can be viewed in any media player without the need for DV Recording a video is initiated by selecting Record Main Video Display Start in the right click menu of the main video display Filename target directory and watermark can be selected The avi Confidential Page 18 DELPHI must be included at the end of the chosen file name the watermark is an optional text overlay of the video Yideo Window Recording x AVI Filename avi groundT ruthProblem3 avi Target Directory C Sharing Ground Truth P Watermark DPH Select Encoder Cancel After an encoder is selected recording begins Any frame viewe
13. block describe The total number of messages or frames logged written to file The number of messages or frames remaining to be written to catch up to receive The Logging Status Pane is updated once every 4 seconds While logging systems with a constant average data rate the number of messages frames remaining will be constant or decreasing if the logging task is able to keep up with the receive task If this number is increasing the logging may eventually fall so far behind that new data will overwrite old data before it is written to the log file 3 Settings 3 1 Log File Options Log file name location and max duration can be selected with the menu item Settings Log Options The resulting dialog box is shown below x Log File Basename loa SD ate _ Target Directory C data dvtest ow Maximum Duration Allowed in Log File Manual Log Mode Only 360 seconds DK Cancel Figure 6 Log Options Dialog 3 1 1 Log Filename amp Location The user specifies the base filename and the directory where logs should be stored DV automatically creates log filenames by appending a three digit integer to the specified base name e g mylog005 dvl This integer increases by one for each new log file logging event If the specified base filename includes any of the special key strings shown in Table Il these will automatically be expanded to their respective quantities when the files are created Table Il Log Filename Aut
14. d is added to the recording moving backwards will cause a reversal of action in the recording rather than change its overall stopping point Recording is terminated through the same right click menu through which it was begun The recommended encoder is x 264 used with default settings which will generate a recording with reasonable image quality as well as small file size It can be found on http www free codecs com x264_Video_Codec_download htm 8 1 2 Saving Single Images with Overlay Recording the main video display to a picture will output a single frame of both the underlying video file and the DV generated overlay which can then be opened in any image program Recording and image is initiated by selecting Output Window in the right click menu of the main video display The image can be saved as a bitmap file or exported to the clipboard where it can be pasted into any image program and subsequently saved If bitmap is selected filename target directory and watermark can again be specified the bmp extension must be included at the end of the chosen file name 9 Error Reporting This section not implemented Confidential Page 19 DELPHI Index This section not implemented Error No index entries found Confidential Page 20
15. dle bit will be ignored or treated as zero when computing the signal value SIGN Signal value should be treated as signed S or unsigned U FACTOR Multiplier used to compute actual signal value from CAN message bits s Equivalent to Vector CANdb Editor definition of signal FACTOR OFFSET Constant offset applied after scale FACTOR to compute actual signal value Equivalent to Vector CANdb Editor definition of signal OFFSET Confidential Page 15 DELPHI Comments should be used in this block to clarify the meaning or units of signals and to note other useful information such as scale factors See Table V for limits imposed on the number of Messages and Signals defined Examples EX 1 Define the single bit warning signal as bit 4 of the fourth byte of CAN message 0x074 channel 2 Warning 2 074 3 1 10 U 1 0 EX 2 Define Speed as the first two bytes of CAN message 0x600 on channel 1 true speed byte_value 16 m s Speed 1 600 0 2 ffff U 0 0625 0 0 EX 3 Define the signed16 bit Yawrate as the third and fourth bytes of CAN message 0x600 on channel 1 true yaw rate byte_value 16 d s Yawrate 1 600 2 2 ffff S 0 0625 0 0 EX 4 Define Scan as the first two bytes of CAN message 0x601 on channel 1 Also define ScanLow as the lower 13 bits of the same quantity Scan 1 601 0 2 ffff U 1 0 ScanLow 1 601 0 2 1fff U 1 0 5 3 1 1 3 CAN Trigger Condition Definition The CAN Trigger Condition Block begins with the
16. eginning is denoted by a line containing the key string CAN_SIG_DEF Subsequent lines provide the signal definitions one per line Each signal is described by a unique name followed by a series of comma separated descriptors as follows SIGNAL_NAME CH ID START SIZE MASK SIGN FACTOR OFFSET A description of the parameters used to define the signal is presented below SIGNAL_NAME Unique descriptive name of CAN signal CH CAN channel to monitor CH1 or CH2 range 1 2 ID CAN message ID containing the desired signal written as a 3 digit hexadecimal value range 0 7ff START Byte offset to the byte containing the msb of the signal in the message range 0 7 Note that the byte numbering begins with 0 to match that used in the Message Layout view in Canalyzer SIZE Size of the signal in bytes range 1 4 Single bit boolean flags shall use a size of 1 byte with the unused bits masked off using the MASK parameter MASK Hexadecimal value used to mask don t care bits from the defined signal The signal will be created by AND ing this mask with the selected signal bytes and then shifting the result so that the least significant bit of the signal corresponds to the least significant high bit in the mask To use entire byte set mask to FF for a 1 byte value FFFF for a 2 byte value etc A mask of AO will result in a 3 bit signal created from the three high bits of the byte but the value of the mid
17. lar to the one shown in Figure 8 select the image Eu that matches your choice of image size If there are codec options available select RGB or uncompressed If neither RGB nor uncompressed is available select any of the codecs a faster one is better and make sure that the selected codec has been installed on the machine Leave the Number to O Select a JpegLS loss level Default is 3 Choose a frame rate Recommended frame rate is 10 15 fps The user can verify the actual frame rate received during logging by watching DV status bar see Status Bar section for details 8 To lower the video file size the user can either increase the loss level the image quality become lower or decrease the frame rate or both Video Format 25 Stream Settings Digital Image Format Resolution Pixel Depth bits and Compression Size bytes x 320x240 v MJPG 230400 Figure 8 Web Cam Settings Dialog 3 3 2 Auxiliary Video Settings The Auxiliary Video Settings dialog box shown in Figure 9 is typically used to configure a second camera for ground truthing purposes There are less video sources supported for the Auxiliary video Select Not used as the video source if there is data from a second camera to be logged ImperX and ImperX Pro can be used to log the secondary video data for general purposes For the settings of these cards see ImperX and PmperX Pro in the Main Video Settings section
18. ng bit set to 1 and the Speed lt 30m s 30 m s LowSpeedWarn Speed LT 30 0 Warning EQ 1 EX 3 Trigger every six minutes 6 8 minutes measured using low bits of a 100ms counter present in CAN data Every6Min ScanLow EQ 4096 EX 4 Trigger when yaw rate exceeds 5 degrees sec 5 d s HighYawRight Yawrate GT 5 HighYawLeft Yawrate LT 5 5 3 1 2 File Parse Errors DV cannot validate the data in the trigger configuration file but the parser can detect the various syntactical and file errors shown in Table IV Additionally certain limits are imposed on how many Messages Signals and Triggers are defined and used see Table V All error details including line number where applicable are reported to the user via DV s regular error reporting methods see Section 9 Error Reporting Table IV Errors detected in CAN trigger configuration files Error Text Subtext Cannot open trigger specification file lt filename gt MN Mee Incorrect sign specification Error in Signal specification on line lt gt of filename 9 P Subtext lt string gt Signal skipped Incorrect number of valid tokens found lt found gt Cannot find trigger name Error in Trigger specification on line lt gt of lt filename gt Incorrect number of valid tokens Subtext found lt found gt Trigger Skipped Invalid relation specification lt string gt Message Signal Trigger Limit Err
19. not monitor data in the CAN message except possibly to determine that the correct message has been received e g particular value in first data byte might signal the first of a sequence of same Id messages CAN Trigger Condition A trigger Condition is defined as a list of one or more Primitives each of which performs a single logical comparison on a defined Signal on the CAN bus For example a primitive might represent the comparison Speed 30 or Warning 1 The trigger Condition is set or true only when all of its primitives evaluate to true e g TrigCondition Primitive AND Primitive AND Primitive Table Ill Description of Autonomous Logging Modes Mode Trigger Log Type Description Object EDGE CAN Trigger Fixed length pre post Initiate a log when the Condition Condition trigger seconds triggered transitions from false to true log Confidential Page 13 DELPHI The current system implements only tne EDGE mode designed to trigger on the rising edge of a Trigger Condition It triggers when the Condition becomes true and cannot re trigger until the Condition becomes true again necessarily becoming false in between The various modes produce one of two types of logs Fixed length Triggered Log Log collected as if the user pressed the Trig button on the Receive Logging toolbar The length of the log is pre post trigger seconds see Section 4 2 for details
20. o Expand Keystrings Key string Auto Expands to Date Current date yyyymmdd Time Current time hhmmss Confidential Page 8 DELPHI 3 1 2 Log File Maximum Duration The default maximum log file duration is 360 seconds 6 minutes Once the log time has exceeded the specified duration the current log file is closed and a new log file with incremented number is automatically started Data during this transition period 1 2 seconds are not logged 3 2 CAN Bus CAN bus options may be configured with the dialog reached via menu item Settings CAN Bus Currently only the number of CAN channels to use can be selected Verification and configuration of the channels is not performed until Receiving is started See Section 1 1 for a list of supported hardware 3 2 1 Channel Usage Two or four channels may be selected for use For PCMCIA card channels a transceiver must be connected before channel initialization on Receive or the channel will not be activated 3 2 2 Bus Parameters CAN channel settings such as bus bit rate are currently hard coded and not configurable The bit rate on all configured channels is set to 500Kbps 3 3 Video DV can log video data up to two video sources simultaneously one is called the Main video the other Auxiliary video The Main video is used as the primary video data while the Auxiliary video is used for a second camera for ground truthing purposes The video data is stored in A
21. ogging feature is reported by the CANTrigger checkbox on the Receive Logging Toolbar Section 1 This function is available only if DV is launched with the command line option t In addition a specially formatted trigger configuration file see Section 5 2 is required to define the CAN Signals and Trigger Conditions for the function This file must be in the directory with the DV executable Upon launch DV will parse the configuration file and construct a CAN Signal and Trigger Condition database If no errors are detected then Auto logging will be made available CANTrigger checkbox will be un grayed and the function will immediately be active enabled checkbox checked 17 CAN Trigger Not Available v CANTriager Available Enabled CANTrigger Available Disabled When available operation of the Automatic Logging feature can be enabled or disabled by the user Disabling the feature will cause DV to ignore all trigger conditions and prevent auto logging This setting is not remembered from one launch to the next use of the t switch always enables auto logging When logging is not desired the function must be manually disabled or receiving stopped 5 2 Auto Logging Modes DV is intended to support the Auto logging modes shown in Table Ill Each of these modes is controlled by one of the following Trigger Objects CAN Message Receipt Monitors receipt of CAN messages with specified CAN Id and channel Does
22. ors see Table V Multiple Signals defined with the name lt name gt Trigger condition lt name gt refers to undefined Signal lt name gt Failed post processing of trigger data in file lt filename gt Table V Limits imposed on Signal and Trigger definitions Quantity Limit Limit Description MAX_MESSAGES 20 Total number of CAN message ID s Confidential Page 17 DELPHI referenced MAX_SIGNALS_PER_MESSAGE 20 Number of signals defined for one message Number of primitives that depend on each MAX_PRIMITIVES_PER_SIGNAL 20 Signal MAX_PRIMITIVES_PER_TRIGGER 5 Number of primitives allowed per trigger MAX_TRIGGERS 45 Total number of triggers defined 6 Remote Control DV allows trigger and some other requests to be input remotely Currently one must have a particular piece of hardware installed in the data logging machine usually a PiP computer for this function In the future a switch LED circuit connected to the logging laptop parallel port will do Remote operations include start stop manual logging enable disable CAN triggered logging request triggered log etc System pulse and other diagnostic signals can be displayed to the driver via LED 7 Command Line Options The supported command line options are shown in Table VI These can be used on the command line of a DOS shell window or they can be specified in the Properties page of
23. strings and names e g signal and trigger names are case sensitive Detected file errors are described in Section 5 3 1 2 DV_CAN_TRIGGER V1 1 Configuration Sample Project X Version 2 1 Author Lisa Hamilton Date 21 Sept 2006 Source Project X Canalyzer Database V4 5 projX dbc ee CAN_SIG_DEF SIGNAL_NAME CH ID START SIZE MASK SIGN FACTOR OFFSET Warning 2 074 3 1 10 U 1 0 true speed signal 16 m s Speed 1 600 0 2 ffff U 0 0625 0 0 true yaw rate signal 16 d sg Yawrate 1 600 2 2 ffff S 0 0625 0 0 Scan 1 601 0 2 ffff U 1 0 ScanLow 1 601 0 2 1fff U 1 0 CAN_TRG_ENA Confidential Page 14 DELPHI TRIG_NAME SIGNAL LOGIC VALUE SIGNAL LOGIC VALUE 30 m s HighSpeedWarn Speed GE 30 0 Warning EQ 1 LowSpeedWarn Speed LT 30 0 Warning EQ 1 Every6Min ScanLow EQ 4096 5 d s HighYawRight Yawrate GT 5 0 HighYawLeft Yawrate LT 5 0 Figure 10 Sample CAN Trigger Definition File 5 3 1 1 1 Version Identification The first line of the configuration file must contain the specific Version Identification Key String that tells DV how to interpret the rest of the file The current version string is DV_CAN_TRIGGER V1 1 Comments should be used in this block to provide custom version date author and source information 5 3 1 1 2 CAN Signal Definition The CAN Signal Definition Block defines the CAN signals that DV will extract and monitor Its b
24. the maximum logging frame rate The recommended frame rate is 5 fps for ImperX card and 10 fps for the newer more efficient ImperX Pro card Confidential Page 9 DELPHI Video Settings x Main Video Auxiliary Video Video Source Compressor and Frame Rate C None C Tep lp Tcp lp Full Frame et Jpegls Loss Level 0 Default is 3 e i C USBFullFrame C FSM3 C Delphi Tcp lp IP Address Port Defaultis 7777 C Impex Card C Uncompressed C Indeo Video 5 10 Quality 61 Default is 61 C ImperXPro e Jpegls Loss Level 3 Defaultis 3 Max speed allowed 5 frames s am ana Number 0 JpegLs Loss Level 5 C Web Cam 640x480 Settings Max speed allowed 10 frames s C Uncompressed JpegLs Loss Level 0 Max speed allowed frames s C ECK100 sn Video Image Size Camera Type USB only Width pixels e Interlaced Height pixels Depth bB bits pixel Progressive scan Cancel Help Figure 7 Main Video Settings 3 3 1 2 Web Cam A web cam which supports VFW Video For Window interfaces can be used to log video data in DV To use the web cam follow the following steps 1 Connect the web cam to the laptop 2 On the Main video settings dialog box select Web Cam with your choice of image size either 320x240 or 640x480 as the video source 3 Click on the Settings button under the Web Cam radio box Confidential Page 10 DELPHI On the popup dialog box should be the same or simi
Download Pdf Manuals
Related Search