PCM-3680 User Manual
Contents
1. Address DIP Switch A12 A13 A14 A15 A16 17 C800H on on on off on on C900H off on on off on on CAO0H on off on off on on CBOOH off off on off on on CCO0H on on off off on on CD00H off on off off on on CEO0H on off off off on on CFOOH off off off off on on DOOOH on on on on off on D100H off on on on off on D200H on off on on off on D300H off off on on off on D400H on on off on off on D500H off on off on off on D600H on off off on off on D700H off off off on off on D800H on on on off off on D900H off on on off off on DAOOH on off on off off on DBOOH off off on off off on off off off on DDOOH off on off off off on DEOOH on off off off off on DFOOH off off off off off on E000H on on on on on off E100H of on on on on off E200H on off on on on off E300H off off on on on off 400 off on on off E500H off on off on on off E600H on off off on on off PCM 3680 User Manual 10 Table 2 2 Memory Address Configuration E700H off off off on on off E800H on on on off on off E900H off on on off on off EAOOH on off on off on off EBOOH off off on off on off ECOOH on on off off on off EDOOH off on off off on off EEO0H on off off off on off EFOOH off off off off on off Memory Area Once the memory segment for the base address is selected the offset will2. PCM 3680 2 Port CAN Bus PC 104 Module with Isolation Protection User Manual Copyright The documentation and the software included with this product are copy righted 2011 by Advantech Co Ltd All rights are reserved Advantech Co Ltd reserves the right to make improvements in the products described in this manual at any time without notice No part of this man ual may be reproduced copied translated or transmitted in any form or by any means without the prior written permission of Advantech Co Ltd Information provided in this manual is intended to be accurate and reli able However Advantech Co Ltd assumes no responsibility for its use nor for any infringements of the rights of third parties which may result from its use Acknowledgements Intel and Pentium are trademarks of Intel Corporation Microsoft Windows is a registered trademark of Microsoft Corp All other product names or trademarks are properties of their respective owners Part No 2003368050 Ist Edition Printed in Taiwan June 2011 PCM 3680 User Manual ii Product Warranty 2 years Advantech warrants to you the original purchaser that each of its prod ucts will be free from defects in materials and workmanship for two years from the date of purchase This warranty does not apply to any products which have been repaired or altered by persons other than repair personnel authorized by Advantech or which have been subject to misuse a
3. 3 Chapter 1 PCM 3680 User Manual CHAPTER Hardware Installation This chapter covers inspection and installation of hardware and drivers Sections include Initial inspection Jumper locations amp setting Card installation Chapter 2 Hardware Installation 2 1 Initial Inspection You should find the following items inside the shipping package e PC 104 communication interface card Industrial Communication Driver Utility and PCI communication card user s manual in ICOM CD ROM PCM 3680 was carefully inspected mechanically and electrically before it was shipped It should be free of marks and scratches and in perfect working order when received As you unpack the PCM 3680 check for signs of shipping damage dam aged box scratches dents etc If it is damaged or it fails to meet speci fications notify our service department or your local sales representative immediately Also notify the carrier Retain the shipping carton and pack ing material for inspection by the carrier After inspection we will make arrangements to repair or replace the unit When you handle the PCM 3680 remove it from its protective packaging by grasping the rear metal panel Keep the anti vibration packing When ever you remove the card from the PC store it in this package for protec tion Warning Discharge your body s static electric charge by touching the back of the grounded chassis of the system unit metal before handlin
4. E From the list below select an installed hardware device then click Next to check properties or troubleshoot a problem you might be having To add hardware not shown in the list click Add a new hardware device Installed hardware USB Root Hub USB Root Hub amp USB Root Hub amp USB Root Hub ae USB Mass Storage Device Add new hardware device PCM 3680 User Manual 16 Add Hardware Wizard The wizard can help you install other hardware nn S The wizard can search for other hardware and automatically install it for you Or if vou know exactly which hardware model you want to install you can select it from a list What do you want the wizard to do O Search for and install the hardware automatically Recommended O select from a st di Add Hardware Wizard From the list below select the type of hardware you are installing If you do not see the hardware category you want click Show All Devices Common hardware types vw All Bl Advantech Motion Cards E9 Advantech Motion Control cards 2 Display adapters IDE controllers amp IEEE 1394 Bus host controllers SB Imaging devices Infrared devices B un Ge 17 Chapter 3 5 Select the device driver Add Hardware Wizard Select the device driver you want to install for this hardware Select the manufacturer and model of your hardware device and then click Next If you have a disk t
5. Installation 6 Initial Inspection a sent ree 6 Jumper Locations amp 7 Figure 2 1 3680 Silk Screen 7 2 2 1 Configuration sse 7 2 2 2 Switch and Jumper Functions 2 0 2 8 Figure 2 2 IRQ Settings 2 8 2 2 3 Terminator Resistor Setup 5 6 9 Table 2 1 PCM 3680 Terminator Resistor Reference 9 Table 2 2 Memory Address Configuration 10 Table 2 3 Memory Area Card Installation Driver 222 14 Advantech Device Manager Installation 14 Software Requirements 22 Introduction onse avete mee RR 4 1 1 Definitions Acronyms and Abbreviations 41 2 Referente ues gite A RAV e eU Overall Description Specific Requirements 4 3 1 Device Driver Functionality se 4 3 2 CAN Driver Framework sse Figure 4 1 AdsCan dll architecture 43 3 Software Interfaces eet o Ree decade Table 4 1 Function Table of AdsCAN dil Pin Assignments and Wiring 28 Pin Assigrimients diee ee peores 28 Figure 5 1 PCM 3680 pin assignments 28
6. PCM 3680 Pin Wiring and Description PCM 3680 Boxheader Terminal DB 9 Pin Signal Pin Signal 3 CAN L 2 L 3 GND GND 7 PCM 3680 User Manual 28 APPENDIX Register Format 29 Appendix Appendix Register Format This appendix gives a brief description of the CAN controller registers For more detailed information please refer to the Stand alone CAN con troller Data Book from Philips Semiconductors Microcontroller Products 0 1 CAN Controller Address Allocation Philips PCX82C200 CAN Controller ADDRESS Register address map CONTROL INTERRUPT RRUPT 5 9 No ON tn BR IDENTIFIER aree ER descriptor RTR BIT DATA LENGTH CODE 1 2 transmit BYTE 4 data buffer BYTE 5 field BYTE 6 BYTE 7 BYTE 8 PCM 3780 Series User Manual 30 Nm D N 31 descriptor data field receive buffers Appendix 81425 08 WOd c Control Segment Overrun Error Transmit Receive Control Reset Test Mode Sync Reserved Interrupt Interrupt Interrupt Interrupt Register Request Enable Enable Enable Enable Clear Release Abort IE Command Transmissi Reserved Reserved Reserved Go to Sleep Overrun Receive Transmissi Register on Request Status Buffer Transmissi Tra
7. the Transmit Buffer layout except that the addresses start at 20 instead of 10 35 Appendix 3780 Series User Manual 36
8. RQs Jumpers and Switches Jumpers JP1 and JP2 set the interrupts for Port 1 and Port 2 respectively You can choose any IRQ from 3 to 15 except 8 13 and 14 When you choose IRQs make sure they are not used for other cards in the system The following figures show the card s default settings JP1 Port 1 IRQ Default JP2 Port 2 IRQ Default Ch 1 Ch 2 3 oo 3 4 00 4 5 5 OO 6 6 7 7 9 OO 9 10 OO 10 OO 11 2 5 11 OO 12 OO 12 OO 15 15 Figure 2 2 Settings PCM 3680 User Manual 8 2 2 3 Terminator Resistor Setup JP5 JP6 You can set the terminator resistor if necessary to match impedance Each port has a separate resistor Table 2 1 PCM 3680 Terminator Resistor Reference Status Value of Terminator Resistor Q Open mode 0 Close mode 120 Note It is suggested to set the terminator resistor to 120 Q to maintain a satisfactory baud rate performance Memory Base Address SW1 The memory base address for the PCM 3680 which requires 4 KB of address space is made up of the memory segment and its associated off set The address for the memory segment is set through SWI a six posi tion DIP switch You can choose any base address from C800 to 00 The following table shows the DIP switch settings and the corresponding base addresses 9 Chapter 2 Table 2 2 Memory Address Configuration
9. a berto ton 28 Table 5 1 PCM 3680 Pin Wiring and Description 28 Register Format 20 A 0 1 CAN Controller Address Allocation 30 A 0 2 Register Descriptions 2 34 PCM 3680 User Manual CHAPTER Introduction This chapter provides a general description of the PCM 3680 Sections include Description Features Specifications Ordering Information Chapter 1 Introduction 1 1 Description PCM 3680 is a special purpose communication card that brings the Con trol Area Network to your PC With the built in CAN controller the PCM 3680 provides bus arbitration and error detection with automatic transmission repeat function The onboard CAN controllers are located at different positions in the memory You can run both CAN controllers at the same time independently The PCM 3680 operates at baud rates up to 1 Mbps and can be installed directly into the expansion slot of your PC 1 1 1 Controller Area Network CAN is a serial bus system suited for networking intelligent I O devices as well as sensors and actuators within a machine or plant Characterized by its multi master protocol real time capability error correction high noise immunity and the existence of many different silicon components the CAN serial bus system originally developed by Bosch for use in automobiles is increasingly being used in industrial automation 1 1 2 Optical Isolation Prot
10. be automatically assigned for Port 1 Port 2 and hardware reset The fol lowing table shows the base addresses of the CAN controllers Table 2 3 Memory Area Base address hex CAN Controller base 0000h base 00FFh Basic Port 1 base 0100h base 01FFh HW reset Basic Port 1 base 0200h base 02FFh Basic Port 2 base 0300h base 03FFh HW reset Basic Port 2 base 0400h base 0FFFh Not used 11 Chapter 2 2 3 Card Installation Note Make sure you have installed the driver before installing the card We strongly recommend that you install the software driver before installing the hardware into your system since this will guarantee a smooth and trouble free installation process Warning Turn off your PC s power supply whenever you install or remove the PC 104 communication card or its cables Static electricity can easily damage computer equipment Ground yourself by touching the chassis of the computer metal before you touch any boards 1 Turn off the computer 2 Turn the power off to any peripheral devices such as printers and monitors 3 Disconnect the power cord and any other cables from the back of the computer 4 Turn the PC if necessary to gain access to the cables 5 Remove the PC s cover refer to your user s guide if necessary 6 Locate the expansion slots or passive back plane at the rear of the PC and choose any unused slot 7 Remove the screw that secures the expans
11. buse accident or improper instal lation Advantech assumes liability under the terms of this warranty as a consequence of such events Because of Advantech s high quality control standards and rigorous test ing most of our customers never need to use our repair service If an Advantech product is defective it will be repaired or replaced at no charge during the warranty period For out of warranty repairs you will be billed according to the cost of replacement materials service time and freight Please consult your dealer for more details If you think you have a defective product follow these steps 1 Collect all the information about the problem encountered For example CPU speed Advantech products used other hardware and software used etc Note anything abnormal and list any onscreen messages you get when the problem occurs 2 Call your dealer and describe the problem Please have your man ual product and any helpful information readily available 3 If your product is diagnosed as defective obtain RMA return merchandize authorization number from your dealer This allows us to process your return more quickly 4 Carefully pack the defective product a fully completed Repair and Replacement Order Card and a photocopy proof of purchase date such as your sales receipt in a shippable container A product returned without proof of the purchase date is not eligible for war ranty service 5 the RMA
12. can be accessed read write if the Reset Request bit is set HIGH present The Acceptance Mask Register classi fies the corresponding bits of the acceptance code as relevant or don t care for acceptance filtering PCM 3780 Series User Manual 34 Bus Timing Register 0 0 The Bus Timing Register 0 defines the values of the Baud Rate Prescaler BRP and the Synchronization Jump Width SJW This register can be accessed read write if the Reset Request bit is set HIGH present Bus Timing Register 1 1 The Bus Timing Register 1 defines the length of the bit period the location of the sample point and the number of samples to be taken at each sample point This register be accessed read write if the Reset Request bit is set HIGH present Output Control Register OCR The Output Control Register allows under software control the setup of different driver configurations This register may be accessed read write if the Reset Request bit is set HIGH present Test Register TR The Test Register is used only for production testing Transmit Buffer The Transmit Buffer stores a message from the microcontroller to be trans mitted by the PCX82C200 It is subdivided into the Descriptor and Data Field The Transmit Buffer can be written to and read from by the micro controller Receive Buffer The layout of the Receive Buffer and the individual bytes correspond to the definitions given for
13. ection Onboard optical isolators protect your PC and equipment against damage from ground loops increasing system reliability in harsh environments 1 2 Features Operates 2 CAN networks simultaneously High speed transmission up to 1Mbps 16 MHz CAN controller frequency 4 KB address space 40 base address adjustable in steps from C800H up to EFOOH Optical isolation protection of 2500 Wide IRQ selection for each port includes IRQ 3 4 5 6 7 9 10 11 12 15 LED indicates transmit receive status on each port Direct memory mapping enables speedy access PCM 3680 User Manual 2 Supports 32 64 bit WinXP Vista Win7 WinCE 5 0 6 0 and Linux 1 3 Specifications Bus Interface PC 104 compliant Ports 2 Protocol CAN 2 0 A B Communication Controller SJA 1000 CAN Transceiver 82C250 Signal Support CAN H CAN L Memory Address From C800H to EFOOH IRQ 3 4 5 6 7 9 10 11 12 15 CAN Controller Frequency 16 MHz Speed bps Up to 1 Mbps programmable transfer rate Isolation Protection 2500 Connector 4 x 10 box pin header Power Consumption 5 V 400 mA Typical Dimensions 3 6 x 3 8 90 x 96 mm Operating Temperature 40 85 C refer to IEC 68 2 1 2 Storage Temperature 25 85 Operating Humidity 5 95 Relative Humidity non condensing Shipping Weight 0 485 Ib 0 22 kg 1 4 Ordering Information 3680 2 port CAN bus PC 104 Module with Isolation Protection
14. eds to decide which driver should be called depending on different hardware The AdsCAN dll driver should properly translate the function parameters to a lower layer driver 4 3 2 The CAN Driver Framework All user mode functionality is implemented through Win32 communica tion API Functions The AdsCan dll unified driver interface for all CAN cards is shown in fig ure 4 1 User s Application m AdsCAN dll Dynamic decide which pue EC cr quid should beloaded TE gt Ads841 dll Ads1680 dll Other CAN card dll 58415 5 Ads1680s sys Other CAN card sys Ads841s vxd Ads1680s vxd Other CAN card vxd PCL841 PCM 36801 card Other CAN cards Figure 4 1 AdsCan dll architecture With the new driver architecture you don t need to recompile your CAN applications when you switch one CAN card with another 23 Chapter 4 4 3 3 Software Interfaces AdsCAN dil should follow the CAN software programming interface so that users can use Advantech s driver software in the same way You can access the CAN functionality via the AdsCAN dil Library as shown in the following table For detailed function library definitions and descriptions please see the file can chm on the CD ROM Path in CD ROM Documents Software Manuals CAN Table 4 1 Function Table of AdsCAN dll Function Syntax in C Description 1 CANCheckEvent Check even
15. er or install a card may damage sensitive electronic components PCM 3680 User Manual iv Technical Support and Assistance Step 1 Visit the Advantech web site at www advantech com support where you can find the latest information about the product Step 2 Contact your distributor sales representative or Advantech s cus tomer service center for technical support if you need additional assistance Please have the following information ready before you call Product name and serial number Description of your peripheral attachments Description of your software operating system version appli cation software etc complete description of the problem The exact wording of any error messages Packing List Before setting up the system check that the items listed below are included and in good condition If any item does not accord with the table please contact your dealer immediately PCI communication interface card Industrial Communication Driver Utility and PCI communication card user s manual in ICOM CD ROM PCM 3680 User Manual vi Chapter 1 mon Chapter NN ae Ne N 2 3 Chapter 3 3 1 Chapter 4 BA WN Chapter 5 1 5 2 Appendix A Contents Introduction Description 1 1 1 Controller Area Network 11 22 Optical Isolation Protection Features neo eet eee tet dem Specifications Ordering Information Hardware
16. g the board You should avoid contact with materials that hold a static charge such as plastic vinyl and Styrofoam Handle the board only by its edges to avoid static damage to its integrated circuits Avoid touching the exposed circuit connectors We also recommend that you use a grounded wrist strap and place the card on a static dissipative mat whenever you work with it PCM 3680 User Manual 6 2 2 Jumper Locations Setting TX1 RX1 TX2 RX2 Le o LU o V 2 CH 1 CH 2 Figure 2 1 PCM 3680 Silk Screen 2 2 1 Card Configuration The PCM 3680 has two ports each with one jumper The jumpers set the IRQ for the ports which can be configured separately A DIP switch sets the memory base address for each port The following chart shows the function of the jumper and the switch see the previous page for jumper and switch locations 7 Chapter 2 2 2 2 Switch and Jumper Functions IRQ Setup Port 1 JP2 Port 2 Terminator Resistor Reference JP5 Port 1 JP6 Port 2 Memory base address SWI Port 1 Port 2 Default Settings Port 1 is set for COMI IRQ 12 Memory address DA00 0000 Port 2 is set for COM2 IRQ 15 Memory address DA00 0200 If you need to change these settings see the following sections Other wise you can simply install the card Note that you will need to disable your CPU card s onboard COM ports if any or set them to alternate addresses I
17. gram features will be installed Requires the most disk space Custom Select which program features you want installed Recommended for advanced users PCM 3680 User Manual 14 2 After a while the installation will be complete Advantech Setup InstallShield Wizard Complete The InstallShield Wizard has successfully installed Advantech CAN WDM Driver Before you can use the program you must restart your computer O Yes want to restart my computer now Remove any disks from their drives and then click Finish to complete setup Cancel After the installation of the driver start the Add Hardware Wiz ard to add the hardware device Add Hardware Wizard Welcome to the Add Hardware Wizard S This wizard helps you Install software to support the hardware you add to your computer Troubleshoot problems you may be having with your hardware If your hardware came with an installation CD it is recommended that you click Cancel to close this wizard and use the manufacturer s CD to install this hardware To continue click Next Cancel 15 Chapter 3 4 Then follow the steps as shown in the figures below Add Hardware Wizard the hardware connected Have you already connected this hardware to your computer the hardware e No have not added the hardware yet Add Hardware Wizard The following hardware is already installed on your computer
18. hat contains the driver you want to install click Have Disk Manufacturer Model Sf Serial Cable using IrDA Protocol Standard Modem Types Standard port types Standard system devices lt amp This driver is digitally signed Tell me why driver signing is important 6 Select the AdvCanBus file Locate File 7 AdvCanPort File name AdvCanBus Files of type Setup Information inf Cancel PCM 3680 User Manual 18 7 Select PCM 3680 Add Hardware Wizard 19 Chapter 3 Configuration Before you start to use PCM 3680 you must configure the CAN resource You can refer to the below figures to set the Memory Address and 3680 Properties General Driver Details Resources Hal PCM 3680 Resource settings This device isn t using any resources because it has a problem Set Configuration Manually Set the Memory Address and IRQ that is not occupied by other add on devices 3680 Properties General Driver Details Resources PCM 3680 Resource settings Resource type Setting Memory Range 00008400 ODOCBBFF Miro 12 Memory Range 00028200 ODOCSDFF Setting based on Basic configuration 0000 Conflicting device list No conflicts PCM 3680 User Manual 20 CHAPTER Software Requirements This chapter has information on t
19. he software of PCM 3680 Sections include Introduction Overall Description Specific Requirements Chapter 4 Software Requirements 4 1 Introduction PCM 3680 is Isolated Dual port CAN communication cards which pro vides two isolated CAN ports for communication applications in difficult environments The chip on the CAN cards is SJA1000 SJA1000 is single chip solution for PC based CAN port and parallel expansion add in cards This chapter outlines the CAN card s windows DLL driver software requirement specifications Including functionality performance and user interface requirements It applies to programming the CAN cards Windows unified DLL driver including the driver for PCM 3680 4 1 1 Definitions Acronyms and Abbreviations SRS Software Requirements Specification PPI Programmable Peripheral Interface GUI Graphics User Interface 4 1 2 Reference Please see SJA1000 pdf on your CD ROM for further information on the SJA1000 chip 4 2 Overall Description In order to unify the driver interface of Advantech s CAN series of prod ucts anew DLL file named AdsCAN dll has been defined This makes it possible to change the CAN card from PCM 3680 to PCL 841 without recompiling applications AdsCAN dil should decide which driver to call depending the differ ent CAN cards PCM 3680 User Manual 22 4 3 Specific Requirements 4 3 1 Device Driver Functionality The AdsCAN dil driver ne
20. ion slot cover to the PC save the screw to secure the interface card retaining bracket 8 Remove the anti vibration card clamp if supplied 9 Carefully grasp the upper edge of the PC 104 communication card 10 Align the hole in the retaining bracket with the hole on top of the expansion slot 11 Align the gold striped edge connector with the expansion slot socket 12 Press the board firmly into the socket 13 Replace the screw in the expansion slot s retaining bracket 14 Replace anti vibration cardholder 15 Replace the PC s cover Connect the cables you removed in step 3 16 Turn the computer power on The board is now installed in the com puter See Chapter 5 for information on cabling PCM 3680 User Manual 12 CHAPTER Driver and Advantech Device Manager Installation This chapter shows how to install the driver and Advantech Device Manager Sections include Driver Installation Chapter 3 Driver Installation 3 1 Advantech Device Manager Installation Advantech provides WDM CAN driver that allows you to configure your hardware and store the settings in your Windows registry You must install the WDM CAN driver if you want to add and manage Advantech CAN cards Please follow the steps below to install Advantech CAN WDM Driver 1 Select Complete and then Next to continue the installation Advantech Setup Setup Type Select the setup type to install Please select setup type 158 All pro
21. ior of the PCX82C200 Control bits may be set or reset by the attached microcontroller which uses the Control Register as a read write memory Command Register CMR A command bit initiates an action within the transfer layer of the 82 200 If read access is performed to this address the byte 11111111 binary is returned Status Register SR The Status Register reflects the status of the PCX82C200 bus controller The Status Register appears to the microcontroller as a read only memory Interrupt Register The Interrupt Register allows identification of an interrupt source When or more of this register s bits are set the INT is activated bits are reset by the PCX82C200 after this register is read by the microcon troller This register appears to the microcontoller as a read only memory Acceptance Code Register ACR The Acceptance Code Register is part of the acceptance filter of the PCX82C200 This register can be accessed read write if the Reset Request bit is set HIGH present When a message which passes the acceptance test is received and if there is an empty Receive Buffer then the respective Descriptor and Data Field are sequentially stored in this empty buffer In the case that there is no empty Receive Buffer the Data Overrun bit is set HIGH overrun Acceptance Mask Register AMR The Acceptance Mask Register is part of the acceptance filter of the PCX82C200 This register
22. nsmit Receive Status Error Transmit Receive on Data Bus Status Buffer Buffer Register Status Status Status Complete Overrun Access Status Status Interrupt Wake Up Overrun Error Transmit Receive Reserved Reserved Reserved Register Interrupt Interrupt Interrupt Interrupt Interrupt Acceptance Code AC 7 6 5 AC 4 0 Register Acceptance Mask 7 AM O Register EE y xipuaddp Bus Timing 7 6 SJW 1 SJW 0 BRP 5 BRP 4 BRP 3 BRP 2 BRP 1 BRP O Register 0 Bus Timing 8 7 TSEG2 2 TSEG2 1 TSEG2 0 TSEG1 3 TSEG1 2 TSEG1 1 TSEG1 0 Register 1 Output 9 Control 8 OCTP1 1 OCPOL1 OCTPO OCTNO OCPOLO OCMODE1 OCMODEO Register Test Map Connect RX Access Normal Float Connect TX 10 Register 9 Reserved Reserved Internal Buffer 0 Internal RAM Output Buffer CPU note 1 Register CPU Bus Conncet Driver Transmit Buffer Identifier 10 ID 10 ID 9 ID 8 ID 7 ID 6 ID 5 10 4 10 3 Data 11 Length 11 ID 2 ID 1 10 0 DLC 3 DLC 2 DLC 1 DLC O Code Bytes 1 8 12 19 Data Data Data Data Data Data Data Data Receive Buffer 0 1 Identifier 20 ID 10 10 9 10 8 10 7 10 6 10 5 10 4 10 3 Data 12 Length 21 ID 2 ID 1 10 0 DLC 3 DLC 2 DLC 1 DLC O Code Bytes 1 8 22 29 Data Data Data Data Data Data Data Data 0 2 Register Descriptions Control Register CR The Control Register is used to change the behav
23. number visibly on the outside of the package and ship it prepaid to your dealer iii This product has passed the test for environmental specifications when shielded cables are used for external wiring We recommend the use of shielded cables This kind of cable is available from Advantech Please contact your local supplier for ordering information FCC Class A This equipment has been tested and found to comply with the limits for a Class digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interfer ence when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Safety Precaution Static Electricity Follow these simple precautions to protect yourself from harm and the products from damage 1 To avoid electrical shock always disconnect the power from your PC chassis before you work on it Don t touch any components on the CPU card or other cards while the PC is on 2 Disconnect power before making any configuration changes The sudden rush of power as you connect a jump
24. r 27 CANSetlntrMaskEx Set 2 0B protocol interrupt mask 28 CANSetNormal Sets CAN card to normal mode 29 CANSetOutCtrl Set the card out control register 30 CANSetProtocolType Set the card current protocol type 31 CANWaitForFIFOEvent Wait for the FIFO buffer event 32 CANWaitF orlD Wait For the message ID 33 CANWaitForMsg Queries and gets message from CAN bus 34 CANWakeUpEx Set Can controller into sleep mode 35 CANWriteFile Send message 25 Chapter 4 PCM 3680 User Manual 26 CHAPTER Pin Assignments and Wiring This chapter covers the pin assignment for the CAN connector and the wiring of the two transmission wires Sections include Pin Assignments Wiring Chapter 5 Pin Assignments Wiring 5 1 Pin Assignments Figure 5 1 shows the pin assignment for the card s boxheader connectors 1 2 1 5 5 CAN_L 3 4 4 L CANLL 2 7 lean 8 5 6 GND 3 GND 3 2 leni di 7 8 4 CAN L 2 E 9 10 5 1 10 Box Header Female DB9 Connector Male DB9 Connector Figure 5 1 PCM 3680 pin assignments 5 2 Wiring The CAN standard supports half duplex communication This means that just two wires are used to transmit and receive data D T E D T E D T E CAN CAN CAN Transceiver Transceiver Transceiver CAN H CAN H CAN L 2 en en E 120 2 PDP OX OX OX OX OX DC OX OX 30 an CAN L Wiring topograhpy Table 5 1
25. t status from kernel mode and clear event 2 CANEnableEvent Enables or disables the event mech anism 3 CANEnableMessaging Select the data transmit interrupt CANEnableRxint Enable the receive interrupt 5 CANGetArbitrationLost Get arbitrate lost catch information CatchMsgEx CANGetBaudRate Get the card current baud rate CANGetControllerError Get Controller error code CodeEx CANGetErrorMessage Get error message CANGetEventName Queries and gets CAN port s event name 10 CANGetProtocolType Get the card current protocol type 11 CANHwReset Reset the hardware 12 CANInit Controls CAN port settings 13 CANInpb Inputs a byte data from the specified address on CAN card 14 CANOutpb Outputs a byte data to the specified address on CAN card 15 CANPortClose Releases settings close port 16 CANPortOpen Open the CAN port 17 CANQueryID Query the message ID 18 CANQueryMsg Reads data from the card PCM 3680 User Manual 24 Table 4 1 Function Table of AdsCAN dll 19 CANReadFile Reads data 20 CANReset Resets CAN port 21 CANSendMsg Sends message 22 CANSetAcp Set the card 2 0 A protocol accep tance code 23 CANSetAcpEx Set 2 0B protocol accept code 24 CANSetBaud Set card baud rate 25 CANSetBufferPtr Set the data receive buffer 26 CANSetCountPtr Set the counter of receive buffe
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