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National Instruments PXI-1428 User's Manual

1. Chapter 4 Signal Connections RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED DGND DGND DGND 25 0 RESERVED 24 Y 0 RESERVED 23 Y 1 RESERVED 22 Y 1 RESERVED 21 Y 2 RESERVED 20 Y 2 RESERVED 19 DGND 18 YCLK DGND 17 Y 3 RESERVED 16 Y 3 RESERVED 15 RESERVED RESERVED 14 RESERVED RESERVED 13 RESERVED RESERVED 12 RESERVED RESERVED 11 RESERVED RESERVED 10 RESERVED RESERVED 9 RESERVED DGND 8 TTL TRIG 0 DGND 7 TTL_TRIG 1 DGND 6 TTL_TRIG 2 DGND 5 TTL_TRIG 3 CHASSIS GND 4 CHASSIS GND RESERVED 3 RESERVED DGND 2 DGND RESERVED 1 RESERVED PXI 1428 the signal for pin 4 and pin 38 is DGND National Instruments Corporation Figure 4 3 1428 68 Pin VHDCI Connector Pin Assignments 4 3 IMAQ PCI PXI 1428 User Manual Chapter 4 Signal Connections Connector Signal Connection Descriptions Table 4 1 describes the MDR 26 and 68 pin VHDCI signal connections Table 4 1 1 0 Connector Signals Signal Name Description TTL lt 3 0 gt TTL external triggers DIO lines input output DGND A direct connection to digital GND on the IMAQ 1428 CHASSIS_GND A direct connection to the computer chas
2. Overview IMAQ PCI PXI 1428 User Manual This section provides a brief overview of the Camera Link standard For more detailed information about Camera Link specifications refer to the Specifications of the Camera Link Interface Standard for Digital Cameras and Frame Grabbers manual This manual is available on several Web sites including the Automated Imaging Association site at www machinevisiononline org Developed by a consortium of camera and image acquisition device manufacturers Camera Link is a standard for interfacing digital cameras with image acquisition devices Camera Link simplifies connectivity between the image acquisition device and the camera by defining a single standard connector for both This standard ensures physical compatibility of devices bearing the Camera Link logo The basis for the Camera Link standard is the National Semiconductor Channel Link chipset a data transmission method consisting of a general purpose transmitter receiver pair The Channel Link driver takes 28 bits of parallel digital data and a clock and serializes the stream to four LVDS EIA 644 data streams and an LVDS clock providing high speed data transmission across 10 wires and over distances of up to 10 m 1 2 ni com Chapter 1 Introduction Software Overview Programming the IMAQ 1428 requires the NI IMAQ driver software for controlling the hardware National Instruments also offers the following application software packages
3. 0 IMAQ PCI PXI 1428 User Manual High Quality Camera Link Image Acquisition Device for PCI and PXI Wy NATIONAL June 2004 Edition P INSTRUMENTS Part Number 322862D 01 Worldwide Technical Support and Product Information ni com National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin Texas 78759 3504 USA Tel 512 683 0100 Worldwide Offices Australia 1800 300 800 Austria 43 0 662 45 79 90 0 Belgium 32 0 2 757 00 20 Brazil 55 11 3262 3599 Canada Calgary 403 274 9391 Canada Ottawa 613 233 5949 Canada Qu bec 450 510 3055 Canada Toronto 905 785 0085 Canada Vancouver 514 685 7530 China 86 21 6555 7838 Czech Republic 420 224 235 774 Denmark 45 45 76 26 00 Finland 385 0 9 725 725 11 France 33 0 1 48 14 24 24 Germany 49 0 89 741 31 30 Greece 30 2 10 42 96 427 India 91 80 51190000 Israel 972 0 3 6393737 Italy 39 02 413091 Japan 81 3 5472 2970 Korea 82 02 3451 3400 Malaysia 603 9131 0918 Mexico 001 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 3390150 Portugal 351 210 311 210 Russia 7 095 783 68 51 Singapore 65 6226 5886 Slovenia 386 3 425 4200 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 200 51 51 Taiwan 886 2 2528 7227 Thailand 662 992 7519 United Kingdom 44 0 1635 523545 For further support information refer to the Technical Support and Professional Services
4. use a 3M Camera Link cable For additional information on Camera Link cables including ordering information and cable lengths refer to the Camera Link Cables section of Appendix B Cabling Figure 4 2 shows the IMAQ 1428 MDR 26 pin connector assignments Refer to Table 4 1 for a description of the MDR 26 and 68 pin VHDCI signal connections J DGND 14 1 DGND CC 4 15 2 CC 4 cc 3 16 3 CC 2 17 4 CC 2 1 18 5 1 SerTFG 19 6 SerTFG SerTC 20 7 SerTC x 3 21 8 3 22 9 XCLK 2 23 10 x 2 X 1 24 11 1 0 25 12 x 0 26 13 DGND cJ Figure 4 2 MDR 26 Connector Assignments 68 Pin VHDCI Connector IMAQ PCI PXI 1428 User Manual The 68 pin VHDCI connector connects to external digital I O lines triggers and medium configuration 8 bit x 4 mode To access these connections build a custom cable or use an optional cable from National Instruments For information about building a custom cable for the 68 pin VHDCI connector refer to the 68 Pin VHDCI Cable Specifications section of Appendix B Cabling Figure 4 3 shows the 68 pin VHDCI connector pinout Refer to Table 4 1 for a description of the MDR 26 and 68 VHDCI signal connections 4 2 ni com
5. National Instruments support and services C 1 NI IMAQ driver software 1 3 0 optional equipment 2 2 P PCI Interface A 2 1428 installation 2 5 interfacing with 2 7 physical specifications A 2 power requirements A 2 programming examples NI resources C 1 PXI 1428 installation 2 6 interfacing with 2 7 R Real Time System Integration RTSD bus 1 1 region of interest ROI circuitry 3 4 region of interest in acquisition window control 3 5 requirements for getting started 2 1 safety specifications 3 scatter gather DMA controllers 3 4 SDRAM 3 3 National Instruments Corporation F3 Index serial interface 3 5 serial requirements A 2 SerTCz signal table 4 4 signal table 4 4 signal connections 4 1 connectors 68 pin VHDCI connector 4 2 IMAQ 1428 connectors figure 4 1 MDR 26 pin connector 4 2 signal descriptions 4 4 software NI resources C 1 software controlled start conditions 3 5 software programming choices 1 3 integration with DAQ 1 5 National Instruments IMAQ Vision 1 4 NI IMAQ driver software 1 3 Vision and Motion 1 5 Vision Builder for Automated Inspection 1 4 Vision Development Module 1 4 software Vision Development Module 1 4 specifications clocks A 2 electromagnetic compatibility A 3 environment 3 external connections A 1 memory A 2 PCI interface A 2 physical A 2 power requirements A 2 safety A 3 serial requir
6. rique de la classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada Compliance with EU Directives Users in the European Union EU should refer to the Declaration of Conformity DoC for information pertaining to the CE marking Refer to the Declaration of Conformity DoC for this product for any additional regulatory compliance information To obtain the DoC for this product visit ni com hardref nsf search by model number or product line and click the appropriate link in the Certification column CE marking Declaration of Conformity contains important supplementary information and instructions for the user or installer Conventions lt gt bold italic monospace The following conventions are used in this manual Angle brackets that contain numbers separated by an ellipsis represent a range of values associated with a bit or signal name for example DIO lt 3 0 gt The symbol leads you through nested menu items and dialog box options to a final action The sequence File Page Setup Options directs you to pull down the File menu select the Page Setup item and select Options from the last dialog box The symbol indicates that the following text applies only to a specific product a specific operating system or a specific software version This icon denotes a note which alerts you to important information This icon denotes a caution which advises y
7. Data Transmission A 28 to 4 serializing Channel Link chip drives the data and camera enable signals across the Camera Link cable and the camera s pixel clock controls the Channel Link s data transmission The four LVDS pairs are then deserialized by another Channel Link chip on the IMAQ 1428 Note Exact timing of camera and image acquisition device communication is camera dependent The Specifications of the Camera Link Interface Standard for Digital Cameras and Frame Grabbers manual fully explains the Camera Link timing requirements IMAQ PCI PXI 1428 User Manual 3 2 ni com Chapter 3 Hardware Overview LUTs The IMAQ 1428 offers lookup tables LUTs that can perform operations such as contrast enhancement data inversion gamma manipulation or other nonlinear transfer functions The LUT fully supports any 8 bit to 16 bit base or medium configuration supported by the IMAQ 1428 Refer to the Camera Link and IMAQ 1428 section for more information on supported Camera Link configurations Multiple Tap Data Formatter Many digital cameras transfer multiple taps or channels of data simultaneously to increase the frame rate of the camera However the data in each tap may not be transferred in the traditional top left to bottom right direction Also the taps may not transfer data in the same direction The multiple tap data formatting circuitry on the IMAQ 1428 can reorder the data from up to four taps The data from each tap can be
8. appendix To comment on the documentation send email to 2001 2004 National Instruments Corporation All rights reserved Important Information Warranty The 1428 is warranted against defects in materials and workmanship for a period of one year from the date of shipment as evidenced by receipts or other documentation National Instruments will at its option repair or replace equipment that proves to be defective during the warranty period This warranty includes parts and labor The media on which you receive National Instruments software are warranted not to fail to execute programming instructions due to defects in materials and workmanship for a period of 90 days from date of shipment as evidenced by receipts or other documentation National Instruments will at its option repair or replace software media that do not execute programming instructions if National Instruments receives notice of such defects during the warranty period National Instruments does not warrant that the operation of the software shall be uninterrupted or error free A Return Material Authorization RMA number must be obtained from the factory and clearly marked on the outside of the package before any equipment will be accepted for warranty work National Instruments will pay the shipping costs of returning to the owner parts which are covered by warranty National Instruments believes that the in
9. e Regionofinterest The IMAQ 1428 uses a second level of active pixel and active line regions for selecting a region of interest Using the region of interest circuitry the device acquires only a selected subset of the acquisition window Serial Interface The IMAQ 1428 provides serial connections to and from the camera through two LVDS pairs in the Camera Link cable Camera Link serial communication uses one start bit one stop bit no parity and no hardware handshaking The IMAQ 1428 supports the following baud rates 56000 38400 19200 9600 7200 4800 3600 2400 2000 1800 1200 600 and 300 National Instruments Corporation 3 5 IMAQ PCI PXI 1428 User Manual Chapter 3 Hardware Overview You can use the serial interface interactively with MAX and clsercon exe or programmatically with LabVIEW and C Interactively e MAX Use MAX with a camera file containing preprogrammed commands When an acquisition is initiated the commands are sent to the camera e clsercon exe Use National Instruments terminal emulator for Camera Link clsercon exe if a camera file with preprogrammed serial commands does not exist for your camera With clsercon exe you still communicate serially with your camera Go to lt NI IMAQ gt bin to access c1sercon exe Programmatically e LabVIEW Use the serial interface programmatically through calls to the NI IMAQ driver using the IMAQ Serial Write and IMAQ Serial Read VIs
10. em ore eave ee edet 2 1 Optional Equipment issii neie ete ete a eR ed desc ee tette 2 2 Unpacking nete aote eroe elut eer 2 2 safety Information etr oet e Pp REM RR MEE RENE ERREUR 2 3 Installation nr tt TR IRE 2 5 Configuring the IMAQ 1428 iioi ettet ettet eese ein e eee 2 6 Interfacing with the IMAQ 1428 sss ENE a aR EDERSE 2 7 Chapter 3 Hardware Overview Functional Overview sete 3 1 Camera Link and IMAQ 1428 2222 2 21 000000000000000000000000000001 3 2 Base Configur tion eei tenete ttt n 3 2 Medium Configuration 3 2 Data una Ue e IRR RI RICE NEL aie 3 2 osito mete QNI EAR nda dM T 3 3 Multiple Tap Data Formatter sse en 3 3 SDRAMLE cette uie mua bus 3 3 Trigger Control and Mapping 3 3 High Speed Timing oic er d et tee iecit 3 4 Acquisition and Region of Interest 3 4 Scatter Gather DMA Controllers cccccccssccseseceseseeeseeeeseeeeesseeeeseeensneeenas 3 4 Bus Master PCI Interface 49 4411 4002 240000000000000000 00000000000002 1 3 4 National Instruments Corporation IMAQ PCI PXI 1428 User Manual Contents Start Conditions s tet eter UE Acquisition Window Contro
11. for analyzing and processing your acquired images e Vision Builder for Automated Inspection AI Allows you to configure solutions to common inspection tasks National Instruments Vision Development Module Provides customized control over hardware and algorithms The following sections provide an overview of the driver software and the application software For detailed information about individual software packages refer to the documentation specific to each package NI IMAQ Driver Software The NI IMAQ driver software ships with the IMAQ 1428 NI IMAQ has an extensive library of functions such as routines for video configuration continuous and single shot image acquisition memory buffer allocation trigger control and device configuration you can call from the application development environment ADE NI IMAQ handles many of the complex issues between the computer and the IMAQ device such as programming interrupts and camera control NI IMAQ performs all functions required for acquiring and saving images but does not perform image analysis For image analysis functionality refer to the National Instruments Application Software section NI IMAQ is also the interface path between the IMAQ 1428 and LabVIEW LabWindows CVI or a text based programming environment The NI IMAQ software kit includes a series of libraries for image acquisition for LabVIEW LabWindows CVI and Measurement Studio which contains librari
12. independently scanned either from left to right or right to left and top to bottom or bottom to top 3 Note For your convenience data reformatting instructions for these cameras have been preprogrammed into the camera files SDRAM The PXI 1428 has 32 MB of onboard high speed synchronous dynamic RAM SDRAM The PCI 1428 has 16 MB of SDRAM The IMAQ 1428 uses the onboard RAM as a FIFO buffer to ensure a complete acquisition Even when the data rate from the camera exceeds PCI throughput you can acquire without interruption until the onboard RAM is full Trigger Control and Mapping Circuitry The trigger control and mapping circuitry routes monitors and drives the external and RTSI bus trigger lines You can configure each line to start an acquisition on a rising or falling edge and drive each line asserted or unasserted much like a digital I O line You also can map pulses from the high speed timing circuitry or many of the IMAQ 1428 status signals to these trigger lines Four external and four RTSI bus triggers all of which are programmable for polarity and direction are available for simultaneous use National Instruments Corporation 3 3 IMAQ PCI PXI 1428 User Manual Chapter 3 Hardware Overview High Speed Timing Built from high speed counters the high speed timing circuitry on the IMAQ 1428 can generate precise real time control signals for your camera Map the output of this circuitry to a trigger line to provide accura
13. the Specifications of the Camera Link Interface Standard for Digital Cameras and Frame Grabbers manual This manual is available on several Web sites including the Automated Imaging Association site at www machinevisiononline IMAQ PCI PXI 1428 User Manual B 2 org ni com Appendix Cabling Figure B 3 illustrates the Camera Link cable LoS 7 30 il 8 1 MDR 26 Pin Male Plug 2 2X Thumbscrews Figure 3 Camera Link Cable Ordering Information Camera Link cables are manufactured by 3M corporation and are available from both National Instruments and 3M Two meter Camera Link cables part number 187676 02 are available from the National Instruments Web site at ni com catalog Camera Link cables are available in 1 to 10 m lengths from the 3M Web site at www 3m com Refer to Figure B 4 for part number information 14X26 SZLB XXX OLC nN Shell Retention Options Length B Thumbscrew shell kit 100 1 meter T Thumbscrew overmold shell 200 2 meters 300 3 meters 450 4 5 meters 500 5 meters 700 7 meters A00 10 meters Figure B 4 3M Part Number Ordering Information National Instruments Corporation B 3 IMAQ PCI PXI 1428 User Manual Technical Support and Professional Services Visit the following sections of the National Instr
14. 000 V Examples include electricity meters and measurements on primary overcurrent protection devices and on ripple control units Installation Install the IMAQ 1428 in any open compatible expansion slot in the PCI or PXI system Appendix A Specifications lists the typical power requirements for each device The following instructions are for general installation Consult the computer user manual or technical reference manual for specific instructions and warnings Caution The IMAQ 1428 is a sensitive electronic device shipped in an antistatic bag Open only at an approved workstation and observe precautions for handling electrostatic sensitive devices 5 Note You must install the NI IMAQ driver software before installing the IMAQ 1428 device For information about how to install NI IMAQ refer to the Getting Started with Your IMAQ System document and the NI IMAQ Release Notes PCI 1428 1 Power off and unplug the computer UN Caution protect yourself and the computer from electrical hazards the computer must remain unplugged until the installation is complete 2 Remove the cover to expose access to the PCI expansion slots 3 Choose an unused 5 V PCI slot and remove the corresponding expansion slot cover on the back panel of the computer National Instruments Corporation 2 5 IMAQ PCI PXI 1428 User Manual Chapter 2 Installation 4 Touch a metal part on the computer case to discharge any static electricit
15. D 5 18 RESERVED 6 19 RESERVED 7 20 RESERVED 21 CL Y 3 9 22 CL YCLK 10 23 CL Y 2 11 24 1 12 25 CL Y 0 13 26 GND National Instruments Corporation Figure B 1 26 Pin MDR Medium Configuration Camera Link Connector IMAQ PCI PXI 1428 User Manual Appendix Cabling TTL_TRIG 0 RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED GND GND GND RESERVED 14 GND 3 15 GND 116 RESERVED 5 117 RESERVED 6 118 RESERVED 7 19 RESERVED 8 20 RESERVED g 121 RESERVED 10122 TRIG 3 11123 TTL TRIG 2 12 L24 TTL TRIG 1 13 25 RESERVED Figure B 2 25 Pin D SUB Trigger Connector For information about additional connector pin assignments refer to the Connectors section of Chapter 4 Signal Connections Camera Link Cables Use a 3M Camera Link cable to connect your camera to the MDR 26 pin connector on the IMAQ 1428 device Camera Link cables consist of two MDR 26 male plugs linked with a twin axial shielded cable and are available in two shell configurations 5 Note National Instruments recommends purchasing Camera Link cable Building your own cable is not recommended due to the high speed signaling on the Camera Link interface For more information on Camera Link cables refer to
16. E TO PERFORM CAN REASONABLY BE EXPECTED TO CAUSE SIGNIFICANT INJURY TO A HUMAN 2 IN ANY APPLICATION INCLUDING THE ABOVE RELIABILITY OF OPERATION OF THE SOFTWARE PRODUCTS CAN BE IMPAIRED BY ADVERSE FACTORS INCLUDING BUT NOT LIMITED TO FLUCTUATIONS IN ELECTRICAL POWER SUPPLY COMPUTER HARDWARE MALFUNCTIONS COMPUTER OPERATING SYSTEM SOFTWARE FITNESS FITNESS OF COMPILERS AND DEVELOPMENT SOFTWARE USED TO DEVELOP AN APPLICATION INSTALLATION ERRORS SOFTWARE AND HARDWARE COMPATIBILITY PROBLEMS MALFUNCTIONS OR FAILURES OF ELECTRONIC MONITORING OR CONTROL DEVICES TRANSIENT FAILURES OF ELECTRONIC SYSTEMS HARDWARE AND OR SOFTWARE UNANTICIPATED USES OR MISUSES OR ERRORS ON THE PART OF THE USER OR APPLICATIONS DESIGNER ADVERSE FACTORS SUCH AS THESE ARE HEREAFTER COLLECTIVELY TERMED SYSTEM FAILURES ANY APPLICATION WHERE A SYSTEM FAILURE WOULD CREATE A RISK OF HARM TO PROPERTY OR PERSONS INCLUDING THE RISK OF BODILY INJURY AND DEATH SHOULD NOT BE RELIANT SOLELY UPON ONE FORM OF ELECTRONIC SYSTEM DUE TO THE RISK OF SYSTEM FAILURE TO AVOID DAMAGE INJURY OR DEATH THE USER OR APPLICATION DESIGNER MUST TAKE REASONABLY PRUDENT STEPS TO PROTECT AGAINST SYSTEM FAILURES INCLUDING BUT NOT LIMITED TO BACK UP OR SHUT DOWN MECHANISMS BECAUSE EACH END USER SYSTEM IS CUSTOMIZED AND DIFFERS FROM NATIONAL INSTRUMENTS TESTING PLATFORMS AND BECAUSE A USER OR APPLICATION DESIGNER MAY USE NATIONAL INSTRUMENTS PRODUCTS IN COMBINATION WITH OTHER PRODUCTS IN A MAN
17. FCC Web site at www fcc gov for more information FCC DOC Warnings This equipment generates and uses radio frequency energy and if not installed and used in strict accordance with the instructions in this manual and the CE marking Declaration of Conformity may cause interference to radio and television reception Classification requirements are the same for the Federal Communications Commission FCC and the Canadian Department of Communications DOC Changes or modifications not expressly approved by NI could void the user s authority to operate the equipment under the FCC Rules Class A Federal Communications Commission This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated 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 is required to correct the interference at their own expense Canadian Department of Communications This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num
18. Go to lt LabVIEW gt vi lib vision driver imaql1 11b to access these files e C Use the serial interface programmatically through calls to the NI IMAQ driver using imgSessionSerialWrite and imgSessionSerialRead ER Note cisercon exe IMAQ Serial Write IMAQ Serial Read imgSessionSerialWrite and imgSessionSerialRead are used for directly accessing the IMAQ 1428 serial port and are not required for most users IMAQ PCI PXI 1428 User Manual National Instruments also fully supports the recommended serial API described in the Specifications of the Camera Link Interface Standard for Digital Cameras and Frame Grabbers manual 3 6 ni com Signal Connections This chapter describes the MDR 26 pin connector and the 68 pin VHDCI connector on the IMAQ 1428 device Connectors Figure 4 1 shows the connectors on the IMAQ 1428 device Q NATIONAL gt gt INSTRUMENTS 1428 INIT CAMERA LINK SHADDIYL TRIGGERS JeF 1 MDR 26 Pin Connector 2 68 VHDCI Connector Figure 4 1 IMAQ 1428 Connectors National Instruments Corporation 4 1 IMAQ 1428 User Manual Chapter 4 Signal Connections MDR 26 Pin Connector The MDR 26 pin connector provides reliable high frequency transfer rates between the camera and the acquisition device To access this connector
19. I PXI 1428 User Manual 3 4 ni com Chapter 3 Hardware Overview Start Conditions The IMAQ 1428 can start acquisitions in the following ways e Software control The IMAQ 1428 supports software control of acquisition start You can configure the IMAQ 1428 to capture a fixed number of frames This configuration is useful for capturing a single frame or a sequence of frames e Trigger control You can start an acquisition by enabling external or RTSI bus trigger lines Each of these inputs can start a video acquisition on a rising or falling edge You can use all four external triggers and up to four RTSI bus triggers simultaneously e Delayed acquisition Use either software or triggers to start acquisitions instantaneously or after skipping a specific number of frames You can use delayed acquisition for post trigger applications Acquisition Window Control You can configure the following parameters on the IMAQ 1428 to control the video acquisition window e Acquisition window The IMAQ 1428 allows the user to specify particular region of active pixels and active lines within the incoming video data The active pixel region selects the starting pixel and number of pixels to be acquired relative to the assertion edge of the horizontal or line enable signal from the camera The active line region selects the starting line and number of lines to be acquired relative to the assertion edge of the vertical or frame enable signal
20. Link cable transmission rate of 140 to 350 MHz IMAQ PCI PXI 1428 User Manual A 2 ni com Appendix A Specifications Weight PELIAS 0 127 kg 0 28 Ib PXI IAB 0 172 kg 0 38 Ib Environment The IMAQ 1428 device is intended for indoor use only Operating 0 to 55 C Storage temperature 20 to 70 C Maximum altitude ss 2 000 m Pollution Degree 2 Relative humidity ss 5 to 9096 noncondensing Safety The IMAQ 1428 meets the requirements of the following standards for safety and electrical equipment for measurement control and laboratory use e EN 61010 1 IEC 61010 1 e UL3111 1 UL 61010B 1 e CAN CSA C22 No 1010 1 5 Note For UL and other safety certifications refer to the product label or visit ni com hardref nsf search by model number or product line and click the appropriate link in the Certification column Electromagnetic Compatibility Emissions 2 2 EN 55011 Class A at 10 m FCC Part 15 above 1 GHz onini EE EN 61326 1997 A2 2001 Table 1 CE C Tick and FCC Part 15 Class A Compliant Note For EMC compliance operate this device with shielded cabling In addition all covers and filler panels must be installed Refer to the Declaration of Conformity DoC for this product for any addit
21. NER NOT EVALUATED OR CONTEMPLATED BY NATIONAL INSTRUMENTS THE USER OR APPLICATION DESIGNER IS ULTIMATELY RESPONSIBLE FOR VERIFYING AND VALIDATING THE SUITABILITY OF NATIONAL INSTRUMENTS PRODUCTS WHENEVER NATIONAL INSTRUMENTS PRODUCTS ARE INCORPORATED IN A SYSTEM OR APPLICATION INCLUDING WITHOUT LIMITATION THE APPROPRIATE DESIGN PROCESS AND SAFETY LEVEL OF SUCH SYSTEM OR APPLICATION Compliance Compliance with FCC Canada Radio Frequency Interference Regulations Determining FCC Class The Federal Communications Commission FCC has rules to protect wireless communications from interference The FCC places digital electronics into two classes These classes are known as Class A for use in industrial commercial locations only or Class B for use in residential or commercial locations All National Instruments NI products are FCC Class A products Depending on where it is operated this Class A product could be subject to restrictions in the FCC rules In Canada the Department of Communications DOC of Industry Canada regulates wireless interference in much the same way Digital electronics emit weak signals during normal operation that can affect radio television or other wireless products All Class A products display a simple warning statement of one paragraph in length regarding interference and undesired operation The FCC rules have restrictions regarding the locations where FCC Class A products can be operated Consult the
22. a Link cables B 2 calibration certificate NI resources C 1 Camera Link Base configuration 3 2 cabling description B 2 ordering information B 3 National Instruments Corporation Medium configuration 3 2 overview 1 2 CC lt 4 1 gt signal table 4 4 CHASSIS GND signal table 4 4 clock signals XCLK signal table 4 4 YCLKz signal table 4 4 clock specifications A 2 configuration Camera Link Base configuration 3 2 Medium configuration 3 2 configuring the IMAQ 1428 2 6 installation 2 5 connectors 68 pin VHDCI connector 4 3 connector signals table 4 4 IMAQ 1428 connectors figure 4 1 MDR 26 pin connector figure 4 2 signal description table 4 4 conventions used in manual v D data formatter multiple tap 3 3 data transmission 3 2 Declaration of Conformity NI resources C 1 delayed acquisition start conditions 3 5 DGND signal table 4 4 diagnostic tools NI resources C 1 DMA controllers 3 4 documentation conventions used in the manual v NI resources C 1 drivers NI resources C 1 IMAQ PCI PXI 1428 User Manual Index E electromagnetic compatibility specifications A 3 environment specifications A 3 equipment optional 2 2 examples NI resources C 1 external connection specifications 1 G getting started with the IMAQ 1428 2 1 H hardware overview 3 1 acquisition window control 3 5 acquisition region of interest ROD 3 4 block diagram f
23. acters and control codes used to transfer data between computers and peripherals through a communications channel Random access memory A property of an event or system in which data is processed as it is acquired instead of being accumulated and processed at a later time The smallest signal increment that can be detected by a measurement system Resolution can be expressed in bits in proportions or in percent of full scale For example a system has 12 bit resolution one part in 4 096 resolution and 0 0244 percent of full scale Color encoding scheme using red green and blue RGB color information where each pixel in the color image is encoded using 32 bits eight bits for red eight bits for green eight bits for blue and eight bits for the alpha value unused National Instruments Corporation G 3 IMAQ 1428 User Manual Glossary ROI RTSI bus scatter gather DMA SDRAM T tap transfer rate trigger trigger control and mapping circuitry TTL VI IMAQ 1428 User Manual Region of interest A hardware programmable rectangular portion of the acquisition window Real Time System Integration Bus The National Instruments timing bus that connects IMAQ and DAQ devices directly by means of connectors on the devices for precise synchronization of functions A type of DMA that allows the DMA controller to reconfigure on the fly Synchronous dynamic RAM A stre
24. al part of the computer chassis before removing the device from the package UN Caution Never touch the exposed pins of connectors IMAQ PCI PXI 1428 User Manual Remove the device from the package and inspect it for loose components or any other signs of damage Notify National Instruments if the device appears damaged in any way Do not install a damaged device in the computer Store the IMAQ 1428 in the antistatic envelope when not in use 2 2 ni com Chapter 2 Installation Safety Information Caution The following paragraphs contain important safety information you must follow when installing and operating the device Do not operate the device in a manner not specified in the documentation Misuse of the device may result in a hazard and may compromise the safety protection built into the device If the device is damaged turn it off and do not use it until service trained personnel can check its safety If necessary return the device to National Instruments for repair Keep away from live circuits Do not remove equipment covers or shields unless you are trained to do so If signal wires are connected to the device hazardous voltages can exist even when the equipment is turned off To avoid a shock hazard do not perform procedures involving cover or shield removal unless you are qualified to do so Disconnect all field power prior to removing covers or shields If the device is rated for use with hazardous voltages 230 V
25. am of pixels from a camera Some cameras send multiple streams or taps of data over a cable simultaneously to increase transfer rate The rate measured in bytes s at which data is moved from source to destination after software initialization and set up operations The maximum rate at which the hardware can operate Any event that causes or starts some form of data capture Circuitry that routes monitors and drives external and RTSI bus trigger lines You can configure each of these lines to start or stop acquisition on a rising or falling edge Transistor transistor logic Virtual Instrument 1 A combination of hardware and or software elements typically used with a PC that has the functionality of a classic stand alone instrument 2 A LabVIEW software module VI which consists of a front panel user interface and a block diagram program G 4 ni com Index Numerics 68 pin VHDCI connector 4 2 cable specifications B 1 overview 4 2 pin assignments figure 4 3 A acquisition and region of interest ROT circuitry 3 4 acquisition start conditions 3 5 acquisition window control 3 5 active pixel region acquisition window 3 5 region of interest 3 5 application software Vision Development Module 1 4 Base configuration Camera Link 3 2 block diagram of IMAQ 1428 figure 3 1 bus master PCI interface 3 4 cabling 68 pin VHDCI cable specifications B 1 Camera Link cable figure B 3 Camer
26. are device such as an image acquisition board First in first out memory buffer The first data stored is the first data sent to the acceptor FIFOs are used on IMAQ devices to temporarily store incoming data until that data can be retrieved Input output The transfer of data to from a computer system involving communications channels operator interface devices and or data acquisition and control interfaces Look up table Table containing values used to transform the gray level values of an image For each gray level value in the image the corresponding new value is obtained from the look up table Low Voltage Differential Signaling EIA 644 G 2 ni com mux NI IMAQ P PCI pixel pixel clock protocol R RAM real time resolution RGB Glossary Multiplexer A switching device with multiple inputs that selectively connects one of its inputs to its output Driver software for National Instruments IMAQ hardware Peripheral Component Interconnect A high performance expansion bus architecture originally developed by Intel to replace ISA and EISA PCI offers a theoretical maximum transfer rate of 133 Mbytes s Picture element The smallest division that makes up the video scan line for display on a computer monitor a pixel s optimum dimension is square aspect ratio of 1 1 or the width equal to the height Divides the incoming horizontal video line into pixels The exact sequence of bits char
27. ements A 2 start conditions delayed acquisition 3 5 software control 3 5 trigger control 3 5 support technical C 1 IMAQ PCI PXI 1428 User Manual Index T technical support C 1 timing circuitry high speed 3 4 training and certification NI resources C 1 trigger control and mapping circuitry 3 3 trigger controlled start conditions 3 5 troubleshooting NI resources C 1 TTL_TRIG signal table 4 4 U unpacking the IMAQ 1428 2 2 VHDCI connector 68 pin 4 2 cable specifications B 1 overview 4 2 pin assignments figure 4 3 IMAQ PCI PXI 1428 User Manual W Web resources 1 X X lt 3 0 gt signal table 4 4 XCLKz signal table 4 4 Y Y lt 3 0 gt signal table 4 4 signal table 4 4 ni com
28. ential Converter e i UART E creme I Enables gt Receiver amp Pixel c Clock ga External Triggers National Instruments Corporation Figure 3 1 IMAQ 1428 Block Diagram 3 1 IMAQ PCI PXI 1428 User Manual Chapter 3 Hardware Overview Camera Link and IMAQ 1428 The IMAQ 1428 supports the Camera Link Base configuration as well as the 8 bit x 4 mode of the Camera Link Medium configuration Base Configuration The Camera Link Base configuration places 24 data bits and four enable signals Frame Valid Line Valid Data Valid and a spare on a single Channel Link part and cable The Base configuration includes asynchronous serial transmission as well as four digital camera control lines for controlling exposure time frame rates and other camera control signals These four control lines are configured in the camera file to generate precise timing signals for controlling digital camera acquisition Base configuration includes the following bit allocations e 8 bit x 1 2 and 3 taps channels e 10 bit x 1 and 2 taps e 12 bit x 1 and 2 taps e 14 bit x 1 tap e 16 bit x 1 tap e 24 bit RGB Medium Configuration The IMAQ 1428 supports the 8 bit x 4 tap of the Camera Link Medium configuration The Medium configuration requires using both connectors This configuration allows for more data throughput by offering two synchronized data streams between the camera and the IMAQ 1428
29. es for Microsoft Visual Basic NI IMAQ features both high level and low level functions Examples of high level functions include the sequences to acquire images in multi buffer single shot or continuous mode An example of a low level function is configuring an image sequence since it requires advanced understanding of the IMAQ device and image acquisition National Instruments Corporation 1 3 IMAQ 1428 User Manual Chapter 1 Introduction National Instruments Application Software This section describes the National Instruments application software packages you can use to analyze and process the images you acquire with the IMAQ 1428 Vision Builder for Automated Inspection NI Vision Builder for Automated Inspection AI is configurable machine vision software that you can use to prototype benchmark and deploy applications Vision Builder AI does not require programming but is scalable to powerful programming environments Vision Builder AI allows you to easily configure and benchmark a sequence of visual inspection steps as well as deploy the visual inspection system for automated inspection With Vision Builder AI you can perform powerful visual inspection tasks and make decisions based on the results of individual tasks You also can migrate the configured inspection to LabVIEW extending the capabilities of the applications if necessary Vision Builder AI is available for LabVIEW LabWindows CVI and Measu
30. formation in this document is accurate The document has been carefully reviewed for technical accuracy In the event that technical or typographical errors exist National Instruments reserves the right to make changes to subsequent editions of this document without prior notice to holders of this edition The reader should consult National Instruments if errors are suspected In no event shall National Instruments be liable for any damages arising out of or related to this document or the information contained in it EXCEPT AS SPECIFIED HEREIN NATIONAL INSTRUMENTS MAKES NO WARRANTIES EXPRESS OR IMPLIED AND SPECIFICALLY DISCLAIMS ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE CUSTOMER S RIGHT TO RECOVER DAMAGES CAUSED BY FAULT OR NEGLIGENCE ON THE PART OF NATIONAL INSTRUMENTS SHALL BE LIMITED TO THE AMOUNT THERETOFORE PAID BY THE CUSTOMER NATIONAL INSTRUMENTS WILL NOT BE LIABLE FOR DAMAGES RESULTING FROM LOSS OF DATA PROFITS USE OF PRODUCTS OR INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF ADVISED OF THE POSSIBILITY THEREOF This limitation of the liability of National Instruments will apply regardless of the form of action whether in contract or tort including negligence Any action against National Instruments must be brought within one year after the cause of action accrues National Instruments shall not be liable for any delay in performance due to causes beyond its reasonable control The warranty provided herein does not cove
31. igure 3 1 bus master PCI interface 3 4 Camera Link 3 2 Base configuration 3 2 Medium configuration 3 2 data transmission 3 2 high speed timing 3 4 LUTs 3 3 multiple tap data formatter 3 3 scatter gather DMA controllers 3 4 SDRAM 3 3 serial interface 3 5 start conditions 3 5 trigger control and mapping circuitry 3 3 help technical support C 1 high speed timing circuitry 3 4 connector See connectors IMAQ PCUPXI 1428 Camera Link 1 2 configuration 2 6 installation 2 5 IMAQ PCI PXI 1428 User Manual 1 2 interfacing with 2 7 optional equipment 2 2 overview and features 1 1 requirements for getting started 2 1 software programming choices 1 3 integration with DAQ 1 5 National Instruments application software 1 4 NI IMAQ driver software 1 3 Vision and Motion 1 5 Vision Builder for Automated Inspection 1 4 Vision Development Module 1 4 unpacking 2 2 installation cabling B 1 68 pin VHDCI cable specifications B 1 Camera Link cables B 2 hardware 2 5 procedure 2 5 unpacking 2 2 instrument drivers NI resources C 1 integration with DAQ and motion control 1 5 K KnowledgeBase C 1 L LabVIEW Vision Builder AI 1 4 LUTs lookup tables 3 3 M mapping circuitry 3 3 MDR 26 pin connector 4 2 Medium configuration Camera Link 3 2 memory A 2 ni com motion control integrating with 1 5 multiple tap data formatter 3 3 National Instruments application software 1 4
32. ims 42 4 Vox or 60 Vac it may require a safety earth ground connection wire Refer to the device specifications for maximum voltage ratings Because of the danger of introducing additional hazards do not install unauthorized parts or modify the device Use the device only with the chassis modules accessories and cables specified in the installation instructions covers and filler panels must be installed while operating the device Do not operate the device in an explosive atmosphere or where flammable gases or fumes may be present Operate the device only at or below the pollution degree stated in the specifications Pollution consists of any foreign matter solid liquid or gas that may reduce dielectric strength or surface resistivity The following is a description of pollution degrees e Pollution Degree 1 No pollution or only dry nonconductive pollution occurs The pollution has no effect e Pollution Degree 2 Normally only nonconductive pollution occurs Occasionally nonconductive pollution becomes conductive because of condensation e Pollution Degree 3 Conductive pollution or dry nonconductive pollution occurs Nonconductive pollution becomes conductive because of condensation National Instruments Corporation 2 3 IMAQ PCI PXI 1428 User Manual Chapter 2 Installation Clean the device and accessories by brushing off light dust with a soft nonmetallic brush Remove other contaminants with a stiff no
33. ional regulatory compliance information To obtain the DoC National Instruments Corporation A 3 IMAQ PCI PXI 1428 User Manual Appendix Specifications for this product visit com hardref nsf search by model number or product line and click the appropriate link in the Certification column IMAQ PCI PXI 1428 User Manual A 4 ni com Cabling This appendix contains cabling requirements for the IMAQ 1428 including Camera Link cable ordering information 68 Pin VHDCI Cable Specifications National Instruments offers cables and accessories for connecting to video sources trigger sources or synchronization sources However if you want to develop your own cable for the 68 pin VHDCI connector you must use twisted pairs for each signal If you are using the IMAQ D6826 breakout cable refer to Figure B 1 for the MDR 26 pin medium configuration Camera Link connector pinout Refer to Figure B 2 for the 25 pin D SUB trigger connector pinout 5 Note Refer to the following connector pinouts if you are using the IMAQ 06826 breakout cable If you are not using this cable refer to Chapter 4 Signal Connections for the standard MDR 26 pin connector pinout GND RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED CL_Y 3 CL_YCLK CL_Y 2 CL_Y 1 CL_Y 0 GND E 1 14 GND 2 15 RESERVED 3 16 RESERVED 4 17 RESERVE
34. l eee Serial Interface xe eei Chapter 4 Signal Connections Connectors cii ER RAE 26 Pin 4 2040 0 68 Pin VHDCI Connector eese Connector Signal Connection Descriptions Appendix A Specifications Appendix B Cabling Appendix C Technical Support and Professional Services Glossary Index IMAQ PCI PXI 1428 User Manual Viii ni com Introduction This chapter provides an overview of the IMAQ PCI PXI 1428 image acquisition device the Camera Link standard Camera Link and IMAQ 1428 interfacing guidelines and your software programming choices About the IMAQ 1428 The IMAQ 1428 is a highly flexible image acquisition IMAQ device that supports a diverse range of Camera Link compatible cameras from various camera companies The IMAQ 1428 acquires digital images in real time and stores the images in onboard frame memory or transfers them directly to system memory Featuring a high speed data flow path the IMAQ 1428 is ideal for both industrial and scientific environments The IMAQ 1428 is easy to install and configure It ships with NI IMAQ the National Instruments complete IMAQ driver software you can use to directly control the IMAQ 1428 and other National Instruments IMAQ hardware products With NI IMAQ you can quickly and easily sta
35. lectrical distribution system This category refers to local level electrical distribution such as that provided by a standard wall outlet for example 115 V for U S or 230 V for Europe Examples of Installation Category II are measurements performed on household appliances portable tools and similar products Installation Categories as defined in electrical safety standard IEC 61010 1 Working voltage is the highest rms value of an AC or DC voltage that can occur across any particular insulation 3 Installation Category is also referred to as Measurement Category MAINS is defined as the hazardous live electrical supply system to which equipment is designed to be connected for the purpose of powering the equipment Suitably rated measuring circuits may be connected to the MAINS for measuring purposes IMAQ PCI PXI 1428 User Manual 2 4 ni com Chapter 2 Installation e Installation Category is for measurements performed in the building installation at the distribution level This category refers to measurements on hard wired equipment such as equipment in fixed installations distribution boards and circuit breakers Other examples are wiring including cables bus bars junction boxes switches socket outlets in the fixed installation and stationary motors with permanent connections to fixed installations e Installation Category IV is for measurements performed at the primary electrical supply installation 1
36. m affords the user protection for electronic compatibility EMC and product safety You can obtain the DoC for your product by visiting ni com hardref nsf Calibration Certificate If your product supports calibration you can obtain the calibration certificate for your product at ni com calibration C 1 IMAQ 1428 User Manual Appendix Technical Support and Professional Services If you searched com and could not find the answers you need contact your local office or NI corporate headquarters Phone numbers for our worldwide offices are listed at the front of this manual You also can visit the Worldwide Offices section of ni com niglobal to access the branch office Web sites which provide up to date contact information support phone numbers email addresses and current events IMAQ 1428 User Manual C 2 ni com Glossary A acquisition window The image size specific to a video standard or camera resolution active line region The region of lines actively being stored Defined by a line start relative to the vertical synchronization signal and a line count active pixel region The region of pixels actively being stored Defined by a pixel start relative to the horizontal synchronization signal and a pixel count API Application programming interface area A rectangular portion of an acquisition window or frame that is controlled and defined by software ASIC Application Specific In
37. nd image processing libraries Using the LabVIEW VI creation wizard Vision Assistant can create LabVIEW VI diagrams that perform the prototype you created in Vision Assistant You can then use LabVIEW to add functionality to the generated VI Integration with DAQ Vision and Motion Platforms that support NI IMAQ also support NI DAQ and a variety of National Instruments DAQ boards This allows integration between IMAQ devices and National Instruments DAQ products Use National Instruments high performance stepper and servo motion control products with pattern matching software in inspection and guidance applications such as locating alignment markers on semiconductor wafers guiding robotic arms inspecting the quality of manufactured parts and locating cells National Instruments Corporation 1 5 IMAQ 1428 User Manual Installation This chapter contains a list of necessary and optional items for getting started acquiring images with the IMAQ 1428 This chapter also explains how to unpack configure and install the IMAQ 1428 What You Need to Get Started You need the following items to set up and use the IMAQ 1428 National Instruments Corporation Getting Started with Your IMAQ System NI IMAQ for Windows 2000 NT XP and documentation Pentium based PCI computer running Windows 2000 NT XP Camera Link camera MDR 26 pin Camera Link cable Optional software packages and d
38. ng with the IMAQ 1428 The Camera Link standard defines physical connections between image acquisition devices and Camera Link cameras and it allows for flexibility of image format and data transfer protocols The camera manufacturer defines image parameters such as image resolution and the number of bits per pixel Camera control parameters such as frame on demand and exposure control signals are also defined by the camera manufacturer These variable parameters are defined on a per camera basis in a camera file camera 1 supplied by National Instruments The NI IMAQ driver software uses the information in this camera file to program the IMAQ 1428 to acquire images from a specific camera Without this camera file the driver does not have the information necessary to configure the IMAQ 1428 for acquisition MAX the National Instruments configuration utility provides a simple interface for associating a camera file with the IMAQ 1428 Use the following guidelines to access the camera file in MAX 1 Launch MAX and expand the Devices and Interfaces branch of the configuration tree 2 Expand the IMAQ 1428 branch Right click Channel 0 and select Camera 4 Select your camera from the menu If your camera is not in the menu verify that the camera file is installed in the NI IMAQ Data directory Many camera files are installed when you install NI IMAQ and many more are available for download from the National Inst
39. nmetallic brush The unit must be completely dry and free from contaminants before returning it to service You must insulate signal connections for the maximum voltage for which the device is rated Do not exceed the maximum ratings for the device Remove power from signal lines before connection to or disconnection from the device Caution National Instruments measurement products may be classified as either Installation Category I or II Operate products at or below the Installation Category level specified in the hardware specifications Installation Category Measurement circuits are subjected to working voltages and transient stresses overvoltage from the circuit to which they are connected during measurement or test Installation Category establishes standardized impulse withstand voltage levels that commonly occur in electrical distribution systems The following is a description of Installation Measurement Categories e Installation Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage This category is for measurements of voltages from specially protected secondary circuits Such voltage measurements include signal levels special equipment limited energy parts of equipment circuits powered by regulated low voltage sources and electronics e Installation Category is for measurements performed on circuits directly connected to the e
40. ocumentation IMAQ Vision for Lab VIEW LabWindows CVI or Measurement Studio Visual Basic IMAQ Vision Builder LabVIEW LabWindows CVI Measurement Studio 2 1 IMAQ PCI PXI 1428 User Manual Chapter 2 Installation Optional Equipment Unpacking National Instruments offers a variety of products for use with the IMAQ 1428 including the following e IMAQ D6804 breakout cable used for external triggering only This cable provides BNC connectivity to the four external trigger lines on the 68 pin VHDCI connector e D6826 breakout cable used for medium configuration and external triggering This cable breaks the VHDCI connector into a 25 pin D SUB for triggering and an MDR 26 pin Camera Link cable for medium configuration connectivity e RTSI bus cables for connecting the PCI 1428 to other IMAQ motion control or DAQ devices e Other National Instruments devices for enhanced triggering timing or input output For more specific information about these products refer to the National Instruments catalog visit ni com or call the National Instruments office nearest you The IMAQ 1428 ships in an antistatic package to prevent electrostatic discharge from damaging device components To avoid such damage in handling the device take the following precautions e Ground yourself using a grounding strap or by holding a grounded object such as the computer chassis e Touch the antistatic package to a met
41. oltage 0 to 5 V TTL Output high voltage 2 4 V at 15 mA source Output low voltage 0 55 V at 10 mA sink Pol rity s tee Programmable active high or active low POWEL O1 State eornm Input high impedance 10 KQ pull up to 5 V Pixel clock unire Camera Link compatible En bles8 iret teen Camera Link compatible Control signal eee Camera Link compatible Video data ete ens Camera Link compatible National Instruments Corporation A 1 IMAQ PCI PXI 1428 User Manual Appendix Specifications Clocks Pixel clock frequency 20 to 50 MHz Note Camera Link cameras must transmit at a minimum of 20 MHz PCI Interface Theoretical max PCI bandwidth 133 MB s Memory Onboard memory 14287 16 SDRAM IPXISTA2S 32 MB SDRAM Four 8 bit two 10 bit to 16 bit Serial Requirements Baud rates supported 300 600 1200 1800 2000 2400 3600 4800 7200 or 9600 bps 19 2 38 4 or 56 kbps Power Requirements Voltage PGET428 5 V 1 5 12 V 24 mA 12 V 20 mA PXI 1428 5 V 250 mA 3 3 V 1 2 A Physical Dimensions PCIE 1428 2 0 tee deceret 10 7 cm x 17 5 cm 4 2 in x 6 9 in PXIET428 etre 10 x 16 cm 3 9 in x 6 3 in This value corresponds to the post serialization Camera
42. ou of precautions to take to avoid injury data loss or a system crash Bold text denotes items that you must select or click in the software such as menu items and dialog box options Bold text also denotes parameter names Italic text denotes variables emphasis a cross reference or an introduction to a key concept This font also denotes text that is a placeholder for a word or value that you must supply Text in this font denotes text or characters that you should enter from the keyboard sections of code programming examples and syntax examples This font is also used for the proper names of disk drives paths directories programs subprograms subroutines device names functions operations variables filenames and extensions Contents Chapter 1 Introduction About the IMAQ 1428 eta trt e P RE ad ate d te oe tee 1 1 Camera Link uie Ene ei x I te Rn IE 1 2 Ru E 1 2 Software Overview TER E RETE SERE 1 3 NI IMAQ Driver 1 1 10000 00000 00000000 1 3 National Instruments Application Software esse 1 4 Vision Builder for Automated Inspection sese 1 4 Vision Development Module eese 1 4 Int gration With DAQ e te rte erret et ete rers 1 5 PACIENTE 1 5 Chapter 2 Installation What You Need to Get Started eiie eei
43. r damages defects malfunctions or service failures caused by owner s failure to follow the National Instruments installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions of third parties or other events outside reasonable control Copyright Under the copyright laws this publication may not be reproduced or transmitted in any form electronic or mechanical including photocopying recording storing in an information retrieval system or translating in whole or in part without the prior written consent of National Instruments Corporation Trademarks CVI IMAQ LabVIEW Measurement Studio MITE National Instruments NI ni com NI DAQ NI IMAQ and RTSI are trademarks of National Instruments Corporation Product and company names mentioned herein are trademarks or trade names of their respective companies Patents For patents covering National Instruments products refer to the appropriate location Help Patents in your software the patents txt file on your CD or ni com patents WARNING REGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS 1 NATIONAL INSTRUMENTS PRODUCTS ARE NOT DESIGNED WITH COMPONENTS AND TESTING FOR A LEVEL OF RELIABILITY SUITABLE FOR USE IN OR IN CONNECTION WITH SURGICAL IMPLANTS OR AS CRITICAL COMPONENTS IN ANY LIFE SUPPORT SYSTEMS WHOSE FAILUR
44. rement Studio which includes support for Microsoft Visual Basic Vision Development Module The Vision Development Module is an image acquisition processing and analysis library of more than 270 functions for the following common machine vision tasks e Pattern matching e Particle analysis e Gauging Taking measurements e Grayscale color and binary image display You can use the Vision Development Module functions individually or in combination With the Vision Development Module you can acquire display and store images as well as perform image analysis and processing Using the Vision Development Module imaging novices and experts can program the most basic or complicated image applications without knowledge of particular algorithm implementations IMAQ PCI PXI 1428 User Manual 1 4 ni com Chapter 1 Introduction NI Vision Assistant is included with the Vision Development Module Vision Assistant is an interactive prototyping tool for machine vision and scientific imaging developers With Vision Assistant you can prototype vision applications quickly and test how various vision image processing functions work Vision Assistant generates a Builder file which is a text description containing a recipe of the machine vision and image processing functions This Builder file provides a guide you can use for developing applications in any ADE such as LabWindows CVI or Visual Basic using the Vision Assistant machine vision a
45. rt your applications without having to program the device at the register level The IMAQ 1428 supports the Camera Link Base configuration The VHDCI 68 pin connector provides access to the 8 bit x 4 mode of the Camera Link Medium configuration For further configuration information refer to the Camera Link and IMAQ 1428 section of Chapter 3 Hardware Overview The VHDCI 68 pin connector has four external input output I O lines you can use as triggers or as high speed digital I O lines For more advanced digital or analog system triggering or digital I O lines you can use the IMAQ 1428 and NI IMAQ with the National Instruments data acquisition DAQ or motion control product lines Synchronizing several functions to a common trigger or timing event can be a challenge with image acquisition devices The IMAQ 1428 uses the Real Time System Integration RTSI bus to solve this problem National Instruments Corporation 1 1 IMAQ PCI PXI 1428 User Manual Chapter 1 Introduction Camera Link The RTSI bus uses the National Instruments RTSI bus interface and ribbon cable to route additional timing and trigger signals between the PCI 1428 and up to four National Instruments DAQ motion control or IMAQ devices The RTSI bus can also synchronize multiple IMAQ hardware captures The RTSI bus is integrated into the PXI system s backplane for the 1428 For detailed specifications of the IMAQ 1428 refer to Appendix A Specifications
46. ruments Camera Advisor at ni com camera When installing new camera files save them to the Data folder located at Program Files National Instruments NI IMAQ Data Contact National Instruments technical support to request camera files not available in the Camera Advisor Refer to Appendix C Technical Support and Professional Services for information about National Instruments technical support National Instruments Corporation 2 7 IMAQ PCI PXI 1428 User Manual Hardware Overview This chapter provides an overview of IMAQ 1428 hardware functionality and explains the operations of the device s functional units Functional Overview The IMAQ 1428 features a flexible high speed data path optimized for receiving and formatting video data from Camera Link cameras Figure 3 1 illustrates the key functional components of the IMAQ 1428 RAM Data Interface and Scatter Gather DMA Controllers Bus Synchronous Dynamic Data Data LUT LUT Data IMAQ SDRAM 5 Enables Channel gt Interface Link Pixel Clock and Camera Enables Receiver gt O Pixel Clock amp Camera Control Advanced Acquisition lt gt NO Timing ROI and Triggering Serial I 4 cont T Differ
47. sis which is grounded through the power cord lt 3 0 gt LVDS Base configuration data and enable signals from the camera to the acquisition device Y lt 3 0 gt LVDS Medium configuration data and enable signals from the camera to the acquisition device XCLK Transmission clock on the Base configuration chip for Camera Link communication between the acquisition device and the camera YCLK Transmission clock on the Medium configuration chip for Camera Link communication between the acquisition device and the camera SerTC Serial transmission to the camera from the image acquisition device SerTFG Serial transmission to the frame grabber from the camera CC lt 4 1 gt Four LVDS pairs defined as camera inputs and acquisition device outputs reserved for camera control On some cameras the camera controls allow the acquisition device to control exposure time and frame rate IMAQ 1428 User Manual 4 4 ni com Specifications This appendix lists the specifications of the IMAQ 1428 These specifications are typical at 25 C unless otherwise stated External Connections Number of external trigger I O lines 4 Trigger input Voltage 0 to 5 V TTL Input high voltage 2 0 V Input low voltage 0 8 V Polarity 5 Programmable active high or active low Trigger output V
48. te pulses and pulse trains Use these control signals to control exposure time and frame rate 3 Note For your convenience the external control for cameras that support the IMAQ 1428 has been preprogrammed into the camera file You can use MAX to specify the frequency and duration of these signals in easy to use units Acquisition and Region of Interest ROI The acquisition and ROI circuitry monitors incoming video signals and routes the active pixels to the multiple tap data formatter and SDRAM The IMAQ 1428 can perform ROI on all video lines and frames In an ROI acquisition select an area within the acquisition window to transfer across the PCI bus to system memory Note You can use MAX to set the acquisition and ROI parameters Scatter Gather DMA Controllers The IMAQ 1428 uses three independent onboard direct memory access DMA controllers The DMA controllers transfer data between the onboard SDRAM memory buffers and the PCI bus Each of these controllers supports scatter gather DMA which allows the DMA controller to reconfigure on the fly The IMAQ 1428 can perform continuous image transfers directly to either contiguous or fragmented memory buffers Bus Master PCI Interface The IMAQ 1428 implements the PCI interface with a National Instruments custom application specific integrated circuit ASIC the PCI MITE The PCI interface can transfer data at a theoretical maximum rate of 133 MB s in bus master mode IMAQ PC
49. tegrated Circuit A proprietary semiconductor component designed and manufactured to perform a set of specific functions for specific customer needs buffer Temporary storage for acquired data bus A group of conductors that interconnect individual circuitry in a computer such as the PCI bus typically the expansion vehicle to which I O or other devices are connected Camera Link Interface standard for digital video data and camera control based on the Channel Link chipset Channel Link National Semiconductor chipset for high speed data serialization and deserialization for transmission across cables up to 10 m National Instruments Corporation G 1 IMAQ PCI PXI 1428 User Manual Glossary DAQ DMA drivers FIFO LUT LVDS IMAQ 1428 User Manual Data acquisition 1 Collecting and measuring electrical signals from sensors transducers and test probes or fixtures and inputting them to a computer for processing 2 Collecting and measuring the same kinds of electrical signals with A D or DIO boards plugged into a computer and possibly generating control signals with D A and or DIO boards in the same computer Direct memory access A method by which data can be transferred to and from computer memory from and to a device or memory on the bus while the processor does something else DMA is the fastest method of transferring data to from computer memory Software that controls a specific hardw
50. uments Web site at ni com for technical support and professional services National Instruments Corporation Support Online technical support resources at ni com support include the following Self Help Resources For immediate answers and solutions visit the award winning National Instruments Web site for software drivers and updates a searchable KnowledgeBase product manuals step by step troubleshooting wizards thousands of example programs tutorials application notes instrument drivers and so on Free Technical Support All registered users receive free Basic Service which includes access to hundreds of Application Engineers worldwide in the NI Developer Exchange at ni com exchange National Instruments Application Engineers make sure every question receives an answer Training and Certification Visit ni com training for self paced training eLearning virtual classrooms interactive CDs and Certification program information You also can register for instructor led hands on courses at locations around the world System Integration If you have time constraints limited in house technical resources or other project challenges NI Alliance Program members can help To learn more call your local NI office or visit ni com alliance Declaration of Conformity DoC A DoC is our claim of compliance with the Council of the European Communities using the manufacturer s declaration of conformity This syste
51. y that might be on your clothes or body before handling the PCI 1428 Static electricity can damage the device 5 Gently rock the PCI 1428 into the slot The connection may be tight but do not force the device into place 6 Ifrequired screw the mounting bracket of the device to the back panel rail of the computer 7 Replace the cover 8 Plug in and power on the computer PXI 1428 1 Power off and unplug the chassis UN Caution To protect yourself and the computer from electrical hazards the computer must remain unplugged until the installation is complete 2 Choose an unused 3 3 V or 5 V peripheral slot and remove the filler panel Touch a metal part on the chassis to discharge any static electricity that might be on your clothes or body Static electricity can damage the device Insert the PXI 1428 into the chosen slot Use the injector ejector handle to fully inject the device into place Screw the front panel of the PXI 1428 to the front panel mounting rails of the chassis Visually verify the installation Plug in and power on the chassis Your IMAQ 1428 is now installed Configuring the IMAQ 1428 After you have installed the IMAQ 1428 and powered on your computer Windows will recognize the device and assign resources to it Use Measurement amp Automation Explorer MAX to configure the IMAQ 1428 for acquisition IMAQ PCI PXI 1428 User Manual 2 6 ni com Chapter 2 Installation Interfaci

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