PCI 405 hardware manual (PDF-File)
Contents
1. Connector Assignment 4 2 Option DeviceNet The DeviceNet interface is designed according to the specification DeviceNet Communication Model and Protocol Release 2 0 The power supply of the CAN bus driver has to be supported from external and the wiring is done by Phoenix Combicon style connectors MSTB 2 5 GF 5 08 or equivalent V V CAN CAN Shield 14 Pin Assignment Pin Signals Pin Signal 1 1 V 2 3 2 CAN Es 3 Shield 5 4 CAN 5 V Signal Description power supply for CAN interface Uy 24 V 4 reference GND for V and CAN CAN CAN signals shielding via high resistance RC combination connected to earth via slot cover panel Installation and Technical Data CAN PCI 405 Rev 1 1 Connector Assignment 4 3 Optional Adapter of CAN2 and CAN3 Signal Pin Signal 5V Tx0 CAN2 Tx1 CAN2 Rx0 CAN2 Rx1 CAN2 5 6 Tx0 CAN3 Tx1 CAN3 7 8 Tx0 CAN3 Rx1 CAN3 9 10 GND 10 pole post connector Signal Description Tx0 CAN2 Rx0 CAN2 Tx1 CAN2 Rx1 CAN2 CAN signals TTL level of the optional interface CAN2 Tx0 CAN3 Rx0 CAN3 Tx1 CAN3 Rx1 CAN3 CAN signals TTL level of the optional interface CAN3 5V GND power supply of the adapter board Installation and Technical Data CAN PCI 405 Rev 1 1 15 Connector Assignment 4 4 Serial Interface at X710 The signals of the serial interface at X7102. 1 Meaning of the LEDs and connector position LED Name A CANI CAN3 traffic Description of LED on CAN PCI 405 2 CAN frames are being received or transmitted on CAN1 CAN PCI 405 4 CAN frames are being received or transmitted on CAN1 and or CAN3 B CANO CAN2 CAN PCI 405 2 CAN frames are being received or transmitted on CANO traffic CAN PCI 405 4 CAN frames are being received or transmitted on CANO and or CAN2 C Driver status LED off No driver loaded PCI traffic LED on Driver loaded LED flickering Communication with CAN board D Local CPU RUN Local CPU is in RUN status LED lights at every access to the SDRAM therefore the LED can be blinking or permanently on in normal operation Installation and Technical Data CAN PCI 405 Rev 1 1 P Installation 2 4 Option 4 CAN Interfaces As an option the CAN PCI 405 can be ordered with four CAN interfaces This module type is equipped with two additional SJA1000 CAN controllers The physical layer of the additional CAN nets is placed at a separate adapter board The adapter board has to be mounted close to the CAN PCI 405 and has to be connected by the ribbon cable that is contained in the scope of delivery The additional physical interfaces are designed identical to the physical interfaces of CAN net 0 and CAN net 1 The four CAN option has to be specified in order because it is not possible to build a four channel module from a two channel
3. 1000 37 25 800 59 50 666 6 80 500 130 100 333 3 180 250 270 250 166 420 125 570 500 100 710 650 66 6 1000 50 1400 1000 33 3 2000 20 3600 2500 12 5 5400 10 7300 5000 Table Reachable wire lengths depending on the bit rate when using esd CAN interfaces Installation and Technical Data CAN PCI 405 Rev 1 1 21 Wiring Examples for CAN Wires Manufacturer Type of wire U I LAPP GmbH Schulze Delitzsch StraBe 25 e g 70565 Stuttgart UNITRONIC BUS CAN UL CSA UL CSA approved Germany UNITRONIC BUS FD P CAN UL CSA UL CSA approved www lappkabel de ConCab GmbH u erer Eichwald e g 74535 Mainhardt BUS PVC C 1 x 2 x 0 22 mm Order No 93 022 016 UL appr Germany BUS Schleppflex PUR C 1 x 2 x 0 25 mm Order No 94 025 016 UL appr www concab de SAB Br ckskes GmbH amp Co KG Grefrather Stra e 204 212b e g 41749 Viersen SABIX CB 620 1 x 2 x 0 25 mm Order No 56202251 Germany CB 627 1 x 2 x 0 25 mm Order No 06272251 UL appr www sab brockskes de Note Completely configured CAN wires can be ordered from esd 22 Installation and Technical Data CAN PCI 405 Rev 1 1 CAN Bus Troubleshooting Guide 6 CAN Bus Troubleshooting Guide The CAN Bus Troubleshooting Guide is a guide to find and eliminate the most frequent hardware error causes in the wiring of CAN networks CAN_GND CAN_GND GATA Figure Simplified diagram of a CAN network
4. 6 1 Termination The termination is used to match impedance of a node to the impedance of the transmission line being used When impedance is mismatched the transmitted signal is not completely absorbed by the load and a portion is reflected back into the transmission line If the source transmission line and load impedance are equal these reflections are eliminated This test measures the series resistance of the CAN data pair conductors and the attached terminating resistors To test it please 1 Turn off all power supplies of the attached CAN nodes 2 Measure the DC resistance between CAN_H and CAN L at the middle and ends of the network 4 see figure above The measured value should be between 50 and 70 Q If the value is below 50 Q please make sure that there is no short circuit between CAN_H and CAN L wiring there are not more than two terminating resistors the nodes do not have faulty transceivers If the value is higher than 70 Q please make sure that there are no open circuits in CAN_H or CAN L wiring your bus system has two terminating resistors one at each end and that they are 120 Q each Installation and Technical Data CAN PCI 405 Rev 1 1 23 CAN Bus Troubleshooting Guide 6 2 CAN_H CAN _L Voltage Each node contains a CAN transceiver that outputs differential signals When the network communication is idle the CAN_H and CAN L voltages are approximately 2 5 volts Faulty transceivers can cause the
5. and CAN Dimensions connectors Weight lt 200 g Table 3 1 1 General data of the module Installation and Technical Data CAN PCI 405 Rev 1 1 9 Summary of Technical Data m 3 2 Microprocessor and Memory PowerPC 405GP 200 266 MHz 32 bit Flash EPROM 1 2 4 8 MB 32 KB NVRAM option up to 8 M x 8 bit Flash EEPROM from 4 M x 32 bit SDRAM 16 Mbyte poke up to 16 M x 32 bit SDRAM 64 Mbyte Clock Real time clock option Table 3 2 1 Microprocessor and memory 3 3 PCI Bus Host bus PCI in compliance with PCI Local Bus Spec 2 2 PCI data bus 32 bit Controller PPC405GP Interrupt interrupt signal A Sistposition no restrictions for the slot position Board dimension Connector 10 PCI bridges are tolerated PCI short card PCI card edge connector Table 3 3 1 PCI bus data Installation and Technical Data CAN PCI 405 Rev 1 1 Summary of Technical Data il 3 4 CAN Interface 2 EPS A optionally 2 additional CAN interfaces at adapter board CAN controller SJA1000 CAN protocol CAN 2 0A B iii Physical layer according to ISO 1 1898 transmission rate is programmable from 10 Kbit s to 1 Mbit s Termination has to be done externally Electrical separation of CAN interfaces from other units and separation by means of optocouplers and DC DC converters from each other adapter board with Phoenix Combicon style connector optocouplers and CAN driver a
6. have TTL Level RTS STR14 6 pole post conncetor Attention The signals at the pins 3 and 6 will not only be used as TxD and RxD Signals In the boot sequence of the PPC405 these signals are used to define the setting of the operation mode Strapping Pins The level is defined by high impedance local resistors on the board Therefore the user has to ensure that no pull up or pull down resistors with values smaller than 10 kohm will be connected at the lines TxD STR12 or RxD STR14 This could happen with some modem types 16 Installation and Technical Data CAN PCI 405 Rev 1 1 Connector Assignment 4 5 Debug Port X720 With the debug port e g firmware updates can be executed It can be connected via a 16 pole SMD pin contact strip connector It is recommended to build a simple adapter from the SMD pin contact strip connector to a 16 pin post connector to connect the port Attention The SMD pin contact strip connector case has no polarity Take care to insert 1t into the correct position The orientation of the pins of X720 is shown at page 6 to X720 1 we 1 JTAG Connector 16 pole SMD Strip 2 Dl 2 16 pole Post Connector 3 4 TRST 5 n c 6 10k Pull Up to 3 3V TCK 4 n C 8 iG a 10 TA 11 u 12 13 1 Example of an Key n c 14 E Adapter Uncasted 15 a 16 GND Connectors to build adapter SMD pin contact strip Fa Samtec modified pin contact strip order no MTMS 116 52
7. module afterwards al Adapter Option for CAN PCI 405 CAN PCI 405 CAN 1 CAN 3 ho 42 amp 5 CAN1 3 CAN3 3 Iso 11898 5 Iso 11898 y y IDO CANO CAN 2 A A 6 E el 2 CANOo 3 CAN2 3 ISO 11898 E ISO 11898 a gt lt asa esd gmbh esd gmbh Fig 2 4 1 Connection of the adapter board via EF ESP ribbon cable dis Ni Fig 2 4 2 CAN channel assignment to the connectors 8 Installation and Technical Data CAN PCI 405 Rev 1 1 Summary of Technical Data il 3 Summary of Technical Data 3 1 General Technical Data Ambient temperature 0 50 C max 90 non condensing supplied by PCI bus nominal voltage 5 V 45 a 3 3 V 145 SPRI oe typical current consumption for 2x CAN max at 20 C 0 62 A at 3 3 V 0 13 Aat5 V X100 card edge PCI bus X1000 DSUB9 male CAN net 0 X1010 DSUB9 male CAN net 1 X1100 10 pole post connector adapter board for CAN net 2 and CAN net 3 The following connectors are only equipped for programming and service X720 10 pole SMD female con debug interface X710 6 pole post connector serial interface TTL Plug and socket connectors The following connectors are on the adapter board P130 DSUB9 male CAN net 2 P130 DSUB9 male CAN net3 X100 10 pin post connector connector on the adapter board for the connection of the CAN PCI 405 4 via ribbon cable 164 64 mm x 106 68 mm without slot cover panel
8. net to which the CAN module is to be connected Discharge yourself as described above Disconnect the power supply of the PC from the mains Remove the PC cover Unfasten the mounting screws at the back of the PC and remove the cover Select an open PCI slot and remove the slot cover at the back ofthe PC Unfasten the screw which fixes the slot cover and retain it for fixing the module afterwards The CAN module can be inserted into every PCI slot Be careful not to insert the board into an ISA slot because this might damage the PC and the board Insert the CAN module into the selected PCI slot Carefully push the board down until it snaps into place Attach the board Use the screw you removed from the slot cover in step 5 If you are installing the CAN PCI 405 module with 4 CAN interfaces you have to install the adapter board at the back of the PC at the PCI slot next to the CAN PCI 405 Connect the two boards with the included ribbon cable The cables connectors are reverse connect protected Installation and Technical Data CAN PCI 405 Rev 1 1 Installation P 9 Replace the PC cover Secure the cover with the according screws at the back of the PC 10 Connect the CAN wire Please note that the CAN bus has to be terminated at both ends esd offers special T connectors and terminator connectors Additionally the CAN_GND signal has to be connected to earth at exactly one point For easier wiring the termination connectors are e
9. 10 has to be used and the voltage loss in the wire has to be considered CAN wires should not be laid directly next to disturbing sources If this cannot be avoided double shielded wires are preferable 1 Wire structure Signal assignment of wire and connection of earthing and terminator ik ieee an QAN Wire WIth GONNEGHOTS nn Shielded wire with H DSUB9 connector DSUB9 connector N transposed wires i female or male CAN_GND female or male i pin designation at wire shield pin designation CAN_H 1 1 2 2 E 3 3 CAN_L E A 7 8 5 l 5 CAN_GND i 6 6 Z Z 8 n c 8 9 n c n c 9 connector case N connector E earth PE n c not connected a Figure Structure and connection of wire Installation and Technical Data CAN PCI 405 Rev 1 1 19 Wiring Cabling O for devices which have only one CAN connector per net use T connector and dead end feeder shorter than 0 3 m available as accessory AND aeg CAN_H E Female Connector Protective Conductor PE CAN_L A O Male Connector e PCI 405 dde ados OPA ee CAN GND E Male Terminator VME CANZ eto toodi Order no C 1302 01 Order no C 1311 03 Female Terminator Order no C 1301 01 T Connector T Connector T Connector T Connector C 1311 03 C 1311 03 C 1311 03 C 1311 03 Terminator Ji CAN CBM DIO8 CAN CBM comi se CAN SPS Interf
10. CAN PCI 405 PCI CAN Interface Hardware Installation and Technical Data to Product C 2023 xx Installation and Technical Data CAN PCI 405 Rev 1 1 Manual File I texte Doku MANUALS CAN PCI 405 Englisch CAN PCI405_11H en9 Date of Print 11 07 2005 Described PCB Version CAN PCI 405 Rev 1 2 Changes in the Chapters The changes in the user s manual listed below affect changes in the hardware as well as changes in the description of the facts only Chapter Changes with respect to previous revision Dimensions of the CAN PCI 405 board changed 23 Description of the LEDs added Further technical changes are subject to change without notice Installation and Technical Data CAN PCI 405 Rev 1 1 NOTE The information in this document has been carefully checked and is believed to be entirely reliable esd makes no warranty of any kind with regard to the material in this document and assumes no responsibility for any errors that may appear in this document esd reserves the right to make changes without notice to this or any of its products to improve reliability performance or design esd assumes no responsibility for the use of any circuitry other than circuitry which is part ofa product ofesd gmbh esd does not convey to the purchaser of the product described herein any license under the patent rights of esd gmbh nor the rights of others esd electronic system desi
11. Port X T20 wg oa a ea huh eae ah Big cla ace Sl gt aie a Boag O 17 5 Correctly Wiring Electrically Isolated CAN Networks 0 0 00 e eee 19 6 CAN Bus Troubleshooting Guide 0 0 ccc cece teen eens 23 6 1 Termination AAA a E A tle E he een Cee 23 6 2 CAN H CAN EVO ts a ee 24 E O AN 24 6 4 CAN Transceiver Resistance Test as A AAA a 25 Installation and Technical Data CAN PCI 405 Rev 1 1 1 This page is intentionally left blank Installation and Technical Data CAN PCI 405 Rev 1 1 Overview 1 Overview 1 1 Module Description _n CAN Controller SL SJA1000 Ribbon i Cable i CAN Controller J SJA1000 tor i board H NVRAM Option NVRAM with RTC CAN Controller FPGA Flash PAY SJA1000 Control Logic EPROM CIA pinning c A Physical CAN Controller IBM N CAN SJA1000 PPC405 SDRAM B Layer U DSUB9 Ss CiA pinning DC DC 6 pole post connector IRQ Converter Serial TTL level PCI Card Edge Connector Fig 1 1 1 Block diagram of CAN PCI 405 The CAN PCI 405 is a PC board designed for the PCI bus that supports up to four independent CAN interfaces Two interfaces are placed directly at the board and two additional interfaces are placed at an adapter board The IBM PowerPC 405GP with 200 or 266 MHz enables a performance ofup to 375 MIPS T
12. T S 185 2 54 mm post connector i e Fa Harting 16 pole straight order no 09185167324 Installation and Technical Data CAN PCI 405 Rev 1 1 17 18 This page is intentionally left blank Installation and Technical Data CAN PCI 405 Rev 1 1 o EJ 5 Correctly Wiring Electrically Isolated CAN Networks Generally all instructions applying for wiring regarding an electromagnetic compatible installation wiring cross sections of wires material to be used minimum distances lightning protection etc have to be followed The following general rules for the CAN wiring must be followed A CAN net must not branch exception short dead end feeders and has to be terminated by the wave impedance of the wire generally 120 W 10 at both ends between the signals CAN_L and CAN_H and not at GND A CAN data wire requires two twisted wires and a wire to conduct the reference potential CAN_GND For this the shield of the wire should be used The reference potential CAN_GND has to be connected to the earth potential PE at one point Exactly one connection to earth has to be established 4 The bit rate has to be adapted to the wire length Dead end feeders have to kept as short as possible I lt 0 3 m When using double shielded wires the external shield has to be connected to the earth potential PE at one point There must be not more than one connection to earth A suitable type of wire wave impedance ca 120
13. ace CSC595 2 or CAN PC Board CAN Cable CAN Cable CAN Cable Order no C 1323 03 Order no C 1323 03 Order no C 1323 03 Figure Example for correct wiring when using single shielded wires Terminal Resistance O use external terminator because this can later be found again more easily O 9 pin DSUB terminator with male and female contacts and earth terminal are available as accessories Earthing O CAN GND has to be conducted in the CAN wire because the individual esd modules are electrically isolated from each other O CAN GND has to be connected to the earth potential PE at exactly one point in the net O each CAN user without electrically isolated interface works as an earthing therefore do not connect more than one user without potential separation O Earthing CAN e g be made at a connector 20 Installation and Technical Data CAN PCI 405 Rev 1 1 o EJ ET Wire Length O Optical couplers are delaying the CAN signals By using fast optical couplers and testing each board at 1 Mbit s however esd CAN guarantee a reachable length of 37 m at 1 Mbit s for most esd CAN modules within a closed net without impedance disturbances like e g longer dead end feeders Exception CAN CBM DIO8 A14 and AO4 these modules work only up to 10 m with 1 Mbit s Bitak Typical values of reachable CiA recommendations Kbit s wire length with esd 07 95 for reachable wire interface l m lengths 1min m
14. cc to DeviceNet specification DeviceNet Option DeviceNet Communication Model and Protocol Rel 2 0 as an option for each CAN net of the CAN PCI 405 has to be spedified in order Table 3 4 1 CAN interface data 3 5 Software Support Software drivers are available for Windows Linux and real time operating systems The firmware can be loaded from the PC into the Flash EPROM The software installation and the software driver are described in the manual CAN API with Software Tools and Installation Notes order no C 2001 21 Software packages for CANopen or DeviceNet are available for Windows Installation and Technical Data CAN PCI 405 Rev 1 1 11 A Summary of Technical Data 3 6 Order Information Description Order no Hardware CAN PCI 405 2 2x CAN 2 0A B SJA1000 C 2023 02 CAN PCI 405 4 4x CAN 2 0A B SJA1000 incl adapter C 2023 04 CAN PCI 405 TTCAN 2 CAN nets 2 0A B with 1x SJA1000 and 1x TTCAN C 2038 02 Accessories A a PCI host software driver incl local firmware at CAN PCI 405 A prea nk and Linux incl CD ROM 0102 OBERE ns for Windows and Linux NE IRIX 6 5 software driver object licence C2023 27 Local operating systems for user applications running at the CAN PCI 405 CAN PCI 405 VxWOS VxWorks BSP adaption board support package C 2023 30 ae a Documentation CAN PCI 405 ME User manual in English this manual C 2023 21 Engineering manual i
15. gn gmbh Vahrenwalder Str 207 30165 Hannover Germany Phone 49 511 372 98 0 Fax 49 511 372 98 68 E mail info esd electronics com Internet www esd electronics com USA Canada esd electronics Inc 12 Elm Street Hatfield MA 01038 0048 USA Phone 1 800 732 8006 Fax 1 800 732 8093 E mail us sales esd electronics com Internet www esd electronics us Installation and Technical Data CAN PCI 405 Rev 1 1 Contents ESOVCIVIEW St A SS a A ts N 3 1 1 Module Desenption ii E ee ee DR Di 3 2 Hardware Installation 25 2 2 ia ee A A eee eS 4 1 Proeed te es ea er ea leere res 4 2 2 POB VIEW and Connectors u a Be a idad it Race 6 2 3 LEDs and Connectors in the Slot Cover i pda add panded yews T 2A Option A CAN Interfaces va na ra aa ra ra ker ata 8 3 Summary of Technical Data oo oooooocooocooor tent n eens 9 3 1 General Leehnieal Data ae a ne ee era dee 9 3 2 Microprocessor and Memory za aa ren 10 PELIS as da a en ea ee plead ak Hari 10 SA CAN Miterface n o le ee ee ee 11 A E 11 3 6 Order Information sm 2 ae RED a ale ate he lat eed teas ers 12 4 Connector Pin Assignment of the CAN Interfaces 0 cee eee eee 13 4 1 CAN Interface at DSUB9 Connector es Adie wot re Da 13 4 2OPuon DeviceNet uarn an a a Waa re BA as eee 14 4 3 Optional Adapter of CAN2 and CAN3 oooooccocccconcr ene n eens 15 4 4 Serial Interface at 10 is alten ute vg bh ete cy ace ars RR BAe i 16 4S Debug
16. he board is equipped with 16 or 64 Mbyte SDRAM and up to 8 Mbyte Flash A non volatile NVRAM enables the CAN PCI 405 to save valuable process variables during power off sequences The CAN PCI 405 produces hardware generated timestamps with a resolution of 1 us for all CAN messages The CAN PCI 405 provides two ISO 11898 compliant CAN interfaces based on SJA1000 CAN controllers The CAN interfaces allow a data transfer rate of 1 Mbit s The interfaces are electrically isolated from the other potentials Due to the powerful controller and the memory equipment it is possible for the customer to run his own applications locally at the CAN PCI 405 module esd offers several local operating systems for the module Installation and Technical Data CAN PCI 405 Rev 1 1 3 Va Installation 2 Hardware Installation 2 1 Procedure Attention Electrostatic discharge may cause damage to electronic devices In order to avoid this please follow the instructions below before you touch the CAN module to discharge your personal static electricity Switch off the power supply of your PC but leave the connector plug in the socket B gt Then touch the metal case of the PC to discharge the static electricity D gt Furthermore you must avoid contact between your clothes and the CAN module Execute Hardware Installation l Switch off the PC and all connected peripheral devices monitor printer etc Switch off the CAN devices of the
17. idle voltages to vary and disrupt network communication To test for faulty transceivers please 1 Turn on all supplies 2 Stop all network communication 3 Measure the DC voltage between CAN_H and GND 9 see figure above 4 Measure the DC voltage between CAN_L and GND 3 see figure above Normally the voltage should be between 2 0 V and 4 0 V If it is lower than 2 0 V or higher than 4 0 V it is possible that one or more nodes have faulty transceivers For a voltage lower than 2 0 V please check CAN_H and CAN L conductors for continuity For a voltage higher than 4 0 V please check for excessive voltage To find the node with a faulty transceiver please test the CAN transceiver resistance see next page 6 3 Ground The shield of the CAN network has to be grounded at only one location This test will indicate if the shielding is grounded in several places To test it please 1 Disconnect the shield wire from the ground 2 Measure the DC resistance between Shield and ground 3 Connect Shield wire to ground The resistance should be higher than 1 M Q If it is lower please search for additional grounding of the shield wires 24 Installation and Technical Data CAN PCI 405 Rev 1 1 CAN Bus Troubleshooting Guide 6 4 CAN Transceiver Resistance Test CAN transceivers have one circuit that controls CAN_H and another circuit that controls CAN_L Experience has shown that electrical damage to one or both of the circuits may inc
18. n English CAN PCI 405 ENG Contents schematic diagrams PCB top overlay C 2023 25 drawing data sheets of significant components CAN API ME Software manual for the host software driver in C 2001 21 English 1 If module and manual are ordered together the manual is free of charge 2 This manual is liable for costs please contact our support Table 3 6 1 Order notes for the CAN PCI 405 12 Installation and Technical Data CAN PCI 405 Rev 1 1 Connector Assignment 4 Connector Pin Assignment of the CAN Interfaces 4 1 CAN Interface at DSUB9 Connector The assignment of the signals to the connector pins is the same for all CAN interfaces All connectors are 9 pole DSUBs with male contacts Connectors on the CAN PCI 450 X1000 CANO X1010 CAN1 Connectors on the adapter board P130 CAN2 X170 CAN3 The DSUB connectors are not available if the DeviceNet option is equipped Pin Location 1 2 3 4 5 eoeeee eo 6 7 8 9 Pin Assignment Signal Pin Signal reserved CAN_GND CAN L CAN H 5 CAN GND reserved reserved reserved Shield 9 pole DSUB connector Signal Description CAN L CAN H CAN signals CAN GND reference GND of the physical CAN layer CAN_GND optional CAN GND Shield connected to computer case via slot cover panel reserved reserved for future use Installation and Technical Data CAN PCI 405 Rev 1 1 13
19. quipped with an earth connector 4 8 mm fast on male A CAN participant without an electrically isolated interface acts as an earth connection The first CAN interface CAN net 0 has to be connected via the lower DSUB connector X1000 and the second CAN interface net 1 has to be connected via the upper DSUB connector X1010 of the CAN PCI 405 Ifyou are installing a CAN PCI 405 with four CAN interfaces you have to connect the third CAN interface net 2 via the lower DSUB connector of the adapter board and the fourth CAN interface net 3 via the upper DSUB connector of the adapter board You will find a figure showing the connectors at page 8 11 Reconnect the power supply of the PC 12 Switch on the PC the peripheral devices and the other CAN participants in any order 13 End of hardware installation The software installation is described in the manual CAN API Installation und Software Tools Installation and Technical Data CAN PCI 405 Rev 1 1 5 P Installation 2 2 PCB View and Connectors CANO CAN1 Debug Serial TTL Level Interface TTL Level CANI _ ISO 11898 CANO __ ISO 11898 Fig 2 2 1 View of the CAN PCI 405 module 6 Installation and Technical Data CAN PCI 405 Rev 1 1 Installation f 2 3 LEDs and Connectors in the Slot Cover LED A green CAN1 CANS traffic LED B green CANO CAN2 traffic LED C green Driver status PCI traffic LED D green Local CPU RUN esd gmbh Fig 2 3
20. rease the leakage current in these circuits To measure the current leakage through the CAN circuits please use an ohm meter and 1 Disconnect the node from the network Leave the node unpowered q see figure below 2 Measure the DC resistance between CAN_H and CAN_GND 5 see figure below 3 Measure the DC resistance between CAN_L and CAN_GND 6 see figure below Normally the resistance should be between 1 M Q and 4 M QQ If it is not within this range the CAN transceiver is probably faulty Disconnect 4 CAN OO Disconnect Power Figure Simplified diagram of a CAN node Installation and Technical Data CAN PCI 405 Rev 1 1 25
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