PCAN-Diag - User Manual - PEAK
Contents
1. You can counter a high bus load by raising the bitrate of all involved CAN nodes or increasing the cycle time of ascertained CAN messages in the CAN net in order to reduce emergence less CAN messages per time 5 2 CAN Bus Termination Accessible via PEENES gt CE Note This function is only available if the PCAN Diag is equipped with a High speed CAN transceiver A High speed CAN bus ISO 11898 2 must be terminated with 120 Q on both ends between the CAN lines CAN_L and CAN_H This 26 PCAN Diag User Manual m System measure will prevent signal reflections at the cable ends and a correct function of CAN transceivers attached to the CAN bus is assured The two termination resistors in parallel result in a total resistance of 60 The measurement of the total resistance provides information about a correct CAN bus termination Measurement Interpretation 60 Q The termination at the CAN bus is ok in terms of measurement Make sure that the termination resistors are positioned at each end of the bus and not for example at taps in the middle of the bus 120Q9 Only one termination resistor is present Install a further 120 Ohms resistor at the opposite bus end lt 45Q Too many termination resistors are present at the CAN bus A reason may be that on one bus end both a separate termination resistor as well as a CAN node with internal termination are installed 5 3 Voltages on the D Sub Connector Accessi2. has different pin assignments GND switchable gt CAN_Ho o CAN_L o GND switchable Pin assignment for equipment with High speed CAN transceiver standard or Low speed CAN transceiver o Transceiver supply GND switchable o GND switchable Pin assignment for equipment with Single wire CAN transceiver see additional notes below If the PCAN Diag is equipped with a Single wire CAN transceiver an external supply voltage for the transceiver must be applied to pin 1 This voltage lies within 7 to 19 Volts usually supplied by a car battery PCAN Diag User Manual m System The connection of voltage ground GND to pins 3 and 6 can be switched via Se ENEN Sec also section 2 5 4 on page 15 The connector s shield is internally connected to voltage ground GND For separate ground connection to other CAN nodes or measuring objects an additional 4 millimeter GND socket is provided on the back of the device The internal GND connection is permanent GND socket 4 mm on the back of the device 2 2 Power Supply The PCAN Diag can be supplied in two ways externally via the supply socket section 2 2 1 temporarily by rechargeable batteries section 2 2 2 While operation supply status is shown on the screen s upper status bar section 2 4 Note Inserted rechargeable batteries are not charged during external supply PCAN Diag User Manual m 2 2 1 Supply Socket Supplying
3. not included Suitable is a standard probe without additional electronics which is operated with setting x1 The voltage of an external measuring signal may have a maximum of 50 V In order to establish a separate voltage ground connection between the PCAN Diag and the measuring object a ground socket 4 mm is provided 29 PCAN Diag User Manual m System Ground socket and BNC connector for probe on the back of the device To link the second scope channel to the external measuring signal do the following setting EES S Setting Measuring range Probe Con ES oone mion EEEN 30 PCAN Diag User Manual m System 7 Technical Specifications Power supply Supply voltage Power consumption Single wire CAN transceiver optional CAN Standard transceiver Other transceivers on request Termination Galvanic isolation Display Type Resolution Externally via supply socket 12 V DC nominal 8 50 V possible Internally with 4 rechargeable batteries size Mignon AA 4x1 5Vor4x 1 2 VDC Note The device doesn t charge inserted rechargeable batteries External supply 8 V min 300 mA 12 V nom 200 mA 32 V 83 mA 50 V max 50 mA Operation with batteries 5 V 300 mA 7 19V DC via D Sub connector pin 1 optionally pin 9 High speed CAN ISO 11898 2 PCA82C251 Low speed CAN ISO 11898 3 TJA1054 Single wire CAN SAE J2411 TH8056 AU5790 High speed CAN ISO 118
4. 98 2 120 Q switchable via software Low speed CAN ISO 11898 3 none Single wire CAN SAE J2411 none On request only with High speed CAN transceiver OLED 320 x 240 pixels 31 PCAN Diag User Manual m Measures Size Weight Environment Operating temperature Temperature for storage and transport Relative humidity EMC Ingress protection IEC 60529 System 103 x 58 x 212 225 with BNC connector mm WxHxL See also dimension drawing Appendix B on page 34 400 g 14 1 oz without batteries 20 60 C 4 140 F 40 80 C 40 176 F 15 90 not condensing EN 61326 1 2006 10 EC directive 2004 108 EG EN 55011 IP20 32 PCAN Diag User Manual m System Appendix A CE Certificate PCAN Diag IPEH 002069 EC Declaration of Conformity PEAK System Technik GmbH Notes on the CE Symbol EC Directive The following applies to the PCAN Diag product IPEH 002069 This product fulfills the requirements of EC directive 2004 108 EG on Electromagnetic Compatibility and is designed for the following fields of application as per the CE marking Electromagnetic Immunity Emission DIN EN 61326 1 publication date 2006 10 Electrical equipment for measurement control and laboratory use EMC requirements Part 1 General requirements IEC 61326 1 2005 German version EN 61326 1 2006 Declarations of Conformity In accordance with the above menti
5. D Sub connector by software To do so set the menu entry to ia This setting is relevant for pins 3 and 6 of the D Sub connector together for assignment overview see on page 7 The connector shield is permanently connected to the device s voltage ground 2 5 5 Preserving Battery Sources If you run the PCAN Diag with rechargeable batteries battery sources can be preserved by switching off the device automatically after a set period of inactivity You may determine the period with CC EEES Setting to Meiers causes the device to be alive all the time If operating the device with an external supply for example with the enclosed AC adaptor this setting doesn t have any effect 2 5 6 Screensaver The brightness of the display will be reduced whenever the device is not operated for a certain period You can set this period with Screensaver timeout 2 067 Acoustic Feedback The PCAN Diag can give acoustic feedback to several events This function is enabled or disabled with FR steeq 16 PCAN Diag User Manual System 3 Managing Settings with Profiles In order to quickly adapt the PCAN Diag to another operational environment settings can be reloaded from a profile that has been saved before The PCAN Diag offers five storage locations The following settings are included in the profiles device settings measurement settings for the D Sub connection scope settings The management is done via the item REJSE
6. N in the main menu Profiles are stored in the device s internal memory Note Symbol definitions for CAN data are managed indepen dently of the settings profiles See also section 4 2 Symbolic View of CAN Data on page 19 17 PCAN Diag User Manual m System 4 Receiving and Transmitting CAN Data The PCAN Diag displays all CAN messages on a connected CAN bus and transmits user defined CAN messages as well Representation of message content is either in hexadecimal format or symbolic Symbol definitions are transferred via the connected CAN bus 4 1 Plain View of CAN Messages You can access the plain view of incoming CAN messages via EN DEREI gt ete ena Representation of CAN data is in hexadecimal format Incoming CAN messages are displayed as a list sorted by CAN ID You can manipulate sorting by clicking on CAN messages Those get priority then meaning that they are shifted to the top of the list Messages with priority are displayed in orange color Clicking on orange CAN messages takes back priority meaning that they are sorted by CAN ID again Further functions Function Explanation Rst Clears the list of incoming CAN messages and resets the CAN controller This might be useful in case of CAN errors EES fifa Activates the selected transmit list The bottom status bar gives information to the selected transmit list Transmit lists are managed n EE gt 18 PCAN Diag User Manual m Sys
7. PCAN D1ac Handheld Device for CAN Bus Diagnostics User Manual v1 1 0 PEAK System PCAN Diag User Manual System Products taken into account Product Name Model Item Number PCAN Diag High speed CAN transceiver IPEH 002069 On request Galvanic isolation for CAN interface Low speed CAN transceiver Single wire CAN transceiver CANopen and CiA are registered community trade marks of CAN in Automation e V All other product names mentioned in this document may be the trademarks or registered trademarks of their respective companies They are not explicitly marked by uTM and D 2010 PEAK System Technik GmbH PEAK System Technik GmbH Otto Roehm Strasse 69 64293 Darmstadt Germany Phone 49 0 6151 8173 20 Fax 49 0 6151 8173 29 www peak system com info peak system com Document version 1 1 0 2010 10 19 PCAN Diag User Manual m System Contents 1 Introduction 5 1 1 Properties at a Glance 5 1 2 Scope of Supply 6 2 Operation 7 2 1 CAN Connection D Sub 7 2 2 Power Supply 8 2 2 1 Supply Socket 9 2 2 2 Batteries 9 2 3 Operation Using the Push Dial 11 2 3 1 Powering Up the PCAN Diag 11 2 4 Status Display 13 2 5 Device Settings 14 2 5 1 CAN Bitrate 14 2 5 2 CAN Termination 15 2 5 3 Observation Mode Listen only 15 2 5 4 Voltage Ground at the CAN Socket 15 2 5 5 Preserving Battery Sources 16 2 5 6 Screensaver 16 2 5 7 Acoustic Feedback 16 3 Managing Settings with Profiles 17 4
8. Receiving and Transmitting CAN Data 18 4 1 Plain View of CAN Messages 18 4 2 Symbolic View of CAN Data 19 4 2 1 Creating Symbol Definitions on the PC 19 4 2 2 Loading Symbol Definitions onto the PCAN Diag 21 4 2 3 Opening the Symbolic View 22 PCAN Diag User Manual m System 4 3 Transmitting CAN Messages 23 4 3 1 Creating Transmit Lists 23 4 3 2 Using Transmit Lists 24 5 Doing Measurements on the CAN Bus 26 5 1 Bus Load 26 5 2 CAN Bus Termination 26 5 3 Voltages on the D Sub Connector 27 6 Scope Function 29 6 1 Using an External Measuring Signal 29 7 Technical Specifications 31 Appendix A CE Certificate 33 Appendix B Dimension Drawing 34 References for the Elements on the Back Side CAN connector on page 7 Probe connector on page 29 Switch interlock for push dial on page 11 Ground socket on page 8 Supply socket on page 9 PCAN Diag User Manual System 1 Introduction PCAN Diag is a dedicated device for analysis of various aspects of a CAN bus in a mobile environment Measurements of transmission rate bus load and termination resistance are possible while connected to a live bus The device also serves as an oscilloscope which shows the differential CAN Signal with two channels and has various trigger options A CAN frame can be decoded according to the recorded signal course On a protocol level messages can be displayed as a list even in symbolic representation In a similar way transm
9. aced by the main menu Turning off the device is done by selecting REMER from the main menu Powering up the device can be blocked by a small knob on the back in order to prevent the batteries from accidental discharging e g during transport 11 PCAN Diag User Manual m System Knob on the back of the device for switch interlock of the push dial In order to activate the switch interlock push the knob using a thin object The device now cannot be powered up with the push dial Unlocking is done likewise push the small knob again 12 PCAN Diag User Manual m 2 4 System Status Display When operating the device in the upper status bar some symbols give information on the voltage supply status and about the CAN bus communication Their meaning is as follows Symbol Meaning aJU 4 The device is connected to an external voltage source e g AC adaptor The device is supplied by the inserted rechargeable batteries An estimation on the remaining capacity is given CAN traffic T Transmit R Receive Blinking Outgoing incoming CAN messages Green Regular traffic Yellow red Erroneous traffic Shows information on the CAN controller s bus status register active passive bus off When entering bus off state due to high error rate no further CAN messages are transmitted or received In this case after fixing the bus problem a reset of the CAN controller should be performed e
10. ag Example ppproj File CAN Edit View CAN Objects Transmit Too Wa ceri Cl Da Tar Bi Ge a Navigation a CAN Qbiects ae ee a Cu tm ie OET Y O ll i le tis Rin ll Am N ete Al hn les a 5 Select the menu item Transmit gt Send Configuration alternative P The transfer starts and takes a few seconds The PCAN Diag s display shows Receiving configuration 6 When the transfer is finished confirm with Mg on the PCAN Diag The previously selected list entry now contains the symbol definition Diag Example 7 Activate that list entry by checking the blue box thus applying the symbol definition to the reception list 4 2 3 Opening the Symbolic View For displaying CAN data in a symbolic representation differing from the plain view a separate one is used that you can open with gt REEE As a precondition symbol definitions must be loaded and activated as explained above 22 PCAN Diag User Manual m 4 3 System Transmitting CAN Messages PCAN Diag allows creating up to 15 transmit lists with one or more CAN messages Transmit lists may be processed either cyclically or once on request CAN messages within the same list may have an individual time offset to each other 4 3 1 Creating Transmit Lists D Do the following to create one or more transmit lists 1 Select SENEE gt Transmit Listsl You ll see an overview of the available transmit lists Activate an entry b
11. ble via ESSE gt Eanes The voltages for each pin of the D Sub connector can be viewed for a rough assessment a Note Because of a delay at voltage measurement due to technical reasons transient voltage fluctuations cannot be detected You can configure the display for each pin BESEER Pin DES Voltage display on off REETA 27 PCAN Diag User Manual m System Range for valid voltages per pin WERN RE A This range is only for display and doesn t have a functional background beside alarm Generation of an ANES if the measured voltage leaves the given range not at voltage spikes The device setting for alarms Beeper must be activated 28 PCAN Diag User Manual m System 6 Scope Function The PCAN Diag can show the waveform of the CAN lines CAN_L and CAN_H or of the CAN line CAN_SW Handling the scope function is similar to a standard storage scope Additional auxiliary functions are available in order to facilitate the interpretation of a signal Triggering to CAN frames Measuring of a period with cursors Decoding of the waveform You can access the scope function via the main menu entry RRB 6 1 Using an External Measuring Signal The second channel of the scope function can sample an external signal for measuring and trigger purposes instead of the CAN_L signal This is routed from the BNC connector on the back of the device For an external measuring signal a probe is needed which is
12. elow by checking the corresponding box A checked entry is marked with a cross This means that this list is available for transmission and its properties can be modified Click on the list entry s name in order to edit the properties If the entry hasn t been used yet the name is RRREERI An edit view is shown Modify the list s name by clicking on it By default the list already contains one entry With the mnemonics A on the right you can do following actions Mnemonic Action Explanation E Edit Shows a CAN message s properties to be modified T Insert Adds a new CAN message to the list at the given position Content is taken from the current CAN message D Delete Removes this CAN message from the transmit list 23 PCAN Diag User Manual m System While editing a CAN message in addition to the common properties the entry is available It determines the delay in milliseconds after which the CAN message is transmitted The offset refers to the previously transmitted CAN message thus this is a relative designation 6 Note the given value for Mif pii acei niae EAEE below the transmit list This is the lowest cycle time to be used for the transmit list You ll set the cycle time for a transmit list later in the overview of all transmit lists 7 Confirm your modifications to the transmit list with Bi 8 Setthe for each transmit list in the corresponding column The value 0 ms means that the
13. g in the Receive view with RB or the Transmit view with Reset The device operates in observation mode listen only See section 2 5 3 on page 15 13 PCAN Diag User Manual m System 2 5 Device Settings In the main menu select PEQZReewiseiaemeter The corresponding menu offers settings for the device which are explained in the following After changing any settings make them permanent by pressing Geter If you want to use the changed settings only temporarily during the current session press OK A subsequent session after an off on cycle uses the initial settings again i Cc V Tip Using ERM from the main menu you can save different sets of device settings profiles and recall them later on demand See also chapter 3 on page 17 2 5 1 CAN Bitrate When connecting PCAN Diag to an unknown CAN bus trans mission speed may be detected automatically using menu item DANA NN oaa his feature assumes some CAN traffic on that bus The manual selection is done with ENESES Here you can select from a list of predefined bit rates To adapt to specific conditions experts may directly access the CAN controller s bus timing registers BIRO and BTR1 To do so set the item ON otia LO DER and under RISA NN onae ESA enter a 2 byte value 4 hex digits being written to the registers 0 Note CAN decoding as part of the scope function doesn t work with user defined CAN bitrates Get further informati
14. irection 120 Function lfONo Scale Offset Enable E 1t Bus_0 _ DemoMessage 300h Ae Meter Receive FOh Special In 0 Switch Receive FOh Special In 0 A Elis Receive FOh Special In 0 eccesococeesesocseseseen O T ee NN NS a eee ee ee Ne eee eee wee eee we N Note The properties for symbol and variable entries are available if an entry of the corresponding category is selected Optionally Use File gt Save alternative l to retain the configuration for later use on a data carrier Loading Symbol Definitions onto the PCAN Diag Symbol definitions are loaded onto the PCAN Diag via CAN bus To do so on the PC side the PPCAN Editor is used the same tool as used to define a configuration with symbol definitions before Do the following to load the symbol definitions onto the PCAN Diag 1 On the PCAN Diag select SAN gt Three list entries are displayed to be loaded with symbol definitions For one of those three list entries click on Load which initiates transmission via CAN The PCAN Diag now awaits configuration data from the PC 21 PCAN Diag User Manual m System 3 In PPCAN Editor ensure to be connected to the appropriate CAN bus see bottom status bar left corner the figure shows an example Connected to PCAN USB 500 kBit s cS QAmtFull 0 4 On the toolbar select the configuration Diag Example from the dropdown list PPCAN Editor PCAN Di
15. it lists may be defined and submitted Any user input is done via a push dial PCAN Diag is normally shipped with a High speed CAN transceiver different transceiver types may be chosen when ordering factory equipped only 1 1 Properties at a Glance High speed CAN ISO 11898 2 transceivers for other CAN transmission standards on request CAN connection D Sub 9 pin OLED display with 320 x 240 pixels Voltage supply with rechargeable batteries or with enclosed AC adaptor no charging function for inserted rechargeable batteries Transmission of CAN messages or message lists Symbolic representation of received CAN messages using CAN definition files PCAN Diag User Manual m System Measurement of bus load Measurement of termination at the High speed CAN bus during operation Voltage measurement of CAN lines Oscilloscope function for CAN signals with 2 channels and a sampling frequency of 20 MHz per channel Various triggering possibilities CAN ID error frame and more Decoding of CAN messages based on signal trace 1 2 Scope of Supply PCAN Diag Plastic case for the device and accessories 4 batteries 1 5 V Mignon AA AC adaptor CD with software and documentation PCAN Diag User Manual m System 2 Operation For operation of the PCAN Diag go through the sections of this chapter in order 2 1 CAN Connection D Sub Depending on the equipped CAN transceiver PCAN Diag s CAN socket 9 pin D Sub
16. neral Gl Assigned Navigator CAN ID Hes DLC Extended Enable RTRA Information a 4 Select the menu item CAN Objects gt Add a new Variable alternative AL 5 Adjust the entry Var1 variable Meter 6 Repeat the last two steps for the other variables CAN Objects General E Assigned Navigator Unit Bit Length Byte Position Bit Position Signed Byte Order Information 2 Bus_0 i DemoMessage 300h Ay Meter 8 0 0 Intel Example Variable for PCAN Diag A Switch 1 1 D Intel Example Variable for PCAN Diag A Switch i i E inte Example Variable for PCAN Diag e a D A G a O A o D D D a D D E a m a a m aA G D e o DD a D D Aa D 7 Select the menu item Edit gt New Configuration alternative Ly and then from the opened list the item 1A PCAN Diag Confirm your selection with OK The CAN Objects window gets the additional tabConfig0O I O 8 Click the tab Config I O and enter a name for it e g Diag Example 9 From the General tab select the entry Bus_0 then select the menu item CAN Objects gt Add Bus to Configuration and subsequently from the displayed list select the entry Diag Example I O Confirm your selection with OK 20 PCAN Diag User Manual m System 10 On the tab Diag Example I O enable the symbol 11 4 2 2 DemoMessage and each variable by checking the boxes in the column Enable CAN Objects Gendal Diag Example 1 0 Gy Assigned GEEA c ua D
17. on about setting the CAN bitrate by Bus Timing Register on request contact data see on page 2 14 PCAN Diag User Manual m System 2 5 2 CAN Termination A High speed CAN bus needs to be electrically terminated on both ends using resistors of 120 Q If the PCAN Diag is connected to an un terminated end of a CAN bus you can activate an internal resistor by menu item 0NR knoe Note This menu item is only available if the device is equipped with a High speed CAN transceiver ga Termination is already correctly applied to the High speed CAN bus and the device is connected to a tap within the CAN bus on The device is connected to a CAN bus whose termination isn t complete yet A Tip If you want to check that a connected High speed CAN bus Z is terminated correctly you can use the function EERSTE gt GUMTREE see also section 5 2 on page 26 2 5 3 Observation Mode Listen only If the device shall silently watch traffic on the CAN bus without influencing it you can activate the set to Gil Doing so the device will neither acknowledge nor transmit CAN error frames 2 5 4 Voltage Ground at the CAN Socket Connecting the device s voltage ground to the monitored CAN bus may not be useful in some cases On the scope function differing ground levels may cause improper readings for example 15 PCAN Diag User Manual m System Therefore you can disconnect the device s voltage ground from
18. oned EU directives the EC declarations of conformity and the associated documentation are held at the disposal of the competent authorities at the address below PEAK System Technik GmbH Mr Wilhelm Otto Roehm Strasse 69 64293 Darmstadt Germany Phone 49 0 6151 8173 20 Fax 49 0 6151 8173 29 info peak system com Mac bE Signed this 25 day of June 2010 PCAN Diag User Manual Appendix B Dimension Drawing Nat a E LO o O N a m 79 4 mm 98 0 mm a E Ye 2 oO The figure doesn t show the original size dimensions for case without rubber sleeve 34 System
19. tem 4 2 Symbolic View of CAN Data For displaying data of incoming CAN messages in symbolic representation a symbol file must be created on PC and uploaded via CAN to the PCAN Diag then Preconditions for applying symbol definitions to the PCAN Diag are Computer with CAN interface of the PCAN series e g PCAN USB CAN cabling with correct termination Windows 7 Vista XP 32 64 bit PPCAN Editor for Windows setup file is provided on the enclosed CD incl hardware profile for PCAN Diag 4 2 1 Creating Symbol Definitions on the PC Symbol definitions are created with the PPCAN Editor as a so called configuration Necessary steps for doing so are explained by an example with following properties Property Value CAN ID hex 300 Symbol name DemoMessage Data length DLC 2 bytes Data variables Meter 8 bits Switch1 1 bit Switch2 1 bit D Do the following to create a configuration with symbol definitions in the PPCAN Editor 1 Select the menu entry File gt New alternative L The window CAN Objects appears with the General tab 19 PCAN Diag User Manual m System 2 On the General tab select the entry Bus_0 and then the menu item CAN Objects gt Add a new Symbol alternative l The new entry Symbol1 appears in the tree structure 3 Modify the entry by clicking each single field and enter the example s values Make sure to enable the entry Enable is checked ka CAN Objects Ge
20. the PCAN Diag via the designated socket can be done using the enclosed AC adaptor or a similar DC source Supply socket at the back of the device for the connection by a barrel connector i al 2 b Supply voltage Diameter of barrel connector 12 V DC 8 50 V possible a 5 5 mm b 2 1 mm minimum length 11 mm 2 2 2 Batteries For mobile use the PCAN Diag can be supplied by rechargeable batteries Size Mignon AA Quantity 4 Single voltage nominal 1 2 V or 1 5 V The battery compartment is located on the device s bottom side The lid is fixed with two screws PCAN Diag User Manual Sra System Positions of the screws for the lid of the battery compartment second screw is located beneath the rubber sleeve If an external supply is connected to the device it will be used as primary source Batteries can stay in the device 0 Note Inserted rechargeable batteries are not charged during external supply For charging please remove the empty rechargeable batteries and use a separate charger not part of delivery PCAN Diag User Manual m System 2 3 Operation Using the Push Dial Operating the PCAN Diag is solely done by a push dial Push Power up device execute selected function exit current function Dial Move selection alter value 2 3 1 Powering Up the PCAN Diag Hold down the push dial for at least half a second A splash screen appears for a short moment then it s repl
21. transmit list is only initiated manually Note A cycle time less than the required minimum will cause transmission of an incomplete list The rearmost messages are never transmitted 9 After creating and enabling transmit lists scroll down and confirm your work with B 4 3 2 Using Transmit Lists DB Do the following to transmit the CAN messages contained in a transmit list 1 Select SI gt Sears This shows all available transmit lists 2 Activate a transmit list by clicking on it 24 PCAN Diag User Manual m System A list with a defined cycle time will be displayed in orange color It is processed until deactivated by another click on it or by power cycling the PCAN Diag A transmit list without cycle time is only processed once It is always displayed in orange color A Tip You can also activate transmit lists from the plain reception view CE gt EEEE were the first seven transmit lists Tx to Tx7 are available 25 PCAN Diag User Manual System 5 Doing Measurements on the CAN Bus 5 1 Bus Load Accessible via ITS gt EEE The percentage utilization of the CAN bus with CAN messages is shown in a graph over a period of time and is continuously updated The graph is put together out of sampling intervals whose duration results from the set CAN bitrate and the given number of RENJER Per sample value an average and a maximum value of the bus load are calculated and shown as bars
Download Pdf Manuals
Related Search