IMAQ PCI/PXI-1409 User Manual
Contents
1. IMAQ PCI 1409 COPYRIGHT 2000 DOO UY 1 68 pin VHDCI 2 BNC Connector 3 Wi 4 RTSI Bus Connector Connector Figure 2 2 PCI 1409 Parts Locator Diagram National Instruments Corporation 2 5 IMAQ PCI PXI 1409 User Manual Chapter 2 Configuration and Installation VIDEOO Input Mode VIDEOO has two different input sources via a BNC connector or a 68 pin VHDCI port and two different input modes referenced single ended RSE and differential DIFF input When you use the BNC input for VIDEOO set the input mode to RSE W1 populated When you use the 68 pin VHDCI port for VIDEOO set the input mode for either RSE or DIFF When in RSE mode the video input uses one analog input line which connects to the video multiplexer circuitry The negative input to the video multiplexer is tied internally to analog ground When in DIFF mode the video input uses two analog input signals One signal connects to the positive input of the video multiplexer circuitry while the other input signal connects to the negative input of the video multiplexer circuitry Jumper W1 controls the input mode selection as shown in Figure 2 3 Unpopulating W1 configures VIDEOO for DIFF mode Populating W1 configures VIDEOO for RSE mode a RSE Mode Default b DIFF Mode Figure 2 3 Configuring VIDEOO with Jumper W1 Video channels 1 2 and 3 ar2. eese 3 5 Figure 4 1 BNC Connector Pin Assignment 4 1 Figure 4 2 I O Connector Pin Assignments sees enne 4 2 IMAQ PCI PXI 1409 User Manual Viii ni com Contents Tables Table 1 1 Pins Used by the PXI 1409 Device eee 1 2 Table 4 1 I O Conn ctor Signals eoe iege tein 4 3 National Instruments Corporation ix IMAQ PCI PXI 1409 User Manual Introduction This chapter describes the PCI 1409 and PXI 1409 devices and describes your software programming choices About Your 1409 Device The PCI 1409 and PXI 1409 devices are high accuracy monochrome IMAQ boards for PCI PXI or CompactPCI chassis that support RS 170 CCIR NTSC and PAL video standards as well as some nonstandard cameras from any of four input sources The boards feature a 10 bit analog to digital converter ADC that converts video signals to digital formats The PCI 1409 acquires images in real time and can store these images in onboard frame memory or transfer these images directly to system memory The 1409 device is simple to configure so that you can easily install the board and begin your image acquisition The 1409 device ships with NI IMAQ the National Instruments complete image acquisition driver software you can use to directly control your 1409 device Using NI IMAQ you can quickly and easily start your application without having to program the board at the register level Featuring low cost and h
3. National Instruments Corporation G 11 Glossary Seconds The amount of white added to a pure color Saturation relates to the richness of a color A saturation of zero corresponds to a pure color with no white added Pink is a red with low saturation Circuitry that scales down the resolution of a video signal A type of DMA that allows the DMA controller to reconfigure on the fly Static RAM A post processing algorithm that allows the acquisition of high quality color images generated either by an RGB or composite NTSC or PAL camera using a monochrome video acquisition board Tells the display where to put a video picture The horizontal sync indicates the picture s left to right placement and the vertical sync indicates top to bottom placement RAM installed on a personal computer and used by the operating system as contrasted with onboard RAM 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 See YUV IMAQ PCI PXI 1409 User Manual Glossary V V value VCO VI video line VSYNC W white reference
4. Optional Equipment National Instruments offers a variety of products for use with your PCI PXI 1409 board including the following cables and other National Instruments products e IMAQ 6822 BNC breakout box and cable for trigger and additional camera support e RTSI bus cables for connecting the 1409 device to other IMAQ or DAQ hardware e Other National Instruments DAQ devices for enhanced triggering timing or input output For more specific information about these products refer to your National Instruments catalog or Web site or call the office nearest you How to Set up Your IMAQ System IMAQ PCI PXI 1409 User Manual Use Figure 2 1 as a guide while you install your software and hardware configure your hardware and begin using NI IMAQ in your application programs Follow the instructions in the Getting Started with Your IMAQ System document to install your NI IMAQ software and IMAQ hardware If you will be accessing the NI IMAQ device drivers through LabVIEW you should read the NI IMAQ release notes and the NI IMAQ User Manual to help you get started 2 2 ni com Chapter 2 Configuration and Installation Read the Getting Started with Your IMAQ System document and the NI IMAQ release notes to install your NI IMAQ software IMAQ hardware and documentation Y Configure your hardware using Measurement amp Automation Explorer and online help Y Measurement Studio What LabWindows
5. The digital input output circuitry routes monitors and drives the external trigger lines RTSI bus lines and camera control lines You can use the trigger lines to start or stop an acquisition on a rising or falling edge In addition you can map onboard signals such as HSYNC VSYNC ACQUISTION IN PROGRESS and ACQUISITION DONE to these lines The camera control lines provide a means to generate deterministic signals for triggering cameras strobe lights or other timing critical applications This module also contains an external clock generation circuit You can use this external clock as the source clock for a line scan camera Acquisition Modes IMAQ PCI PXI 1409 User Manual The 1409 device supports five video acquisition modes e Standard Mode In standard mode the 1409 device receives an incoming composite video signal from the external BNC or 68 pin VHDCI connector and generates CSYNC HSYNC VSYNC and PCLK signals The generated CSYNC signal is output on the VHDCI connector to synchronize other image acquisition boards or cameras e CSYNC External Mode In CYSNC external mode the 1409 device receives an incoming video signal composite or luminance and an external CSYNC signal from the external connector and generates HSYNC VSYNC and PCLK signals 3 4 ni com Chapter 3 Hardware Overview External Lock Mode In external lock mode the 1409 device receives HSYNC VSYNC and PCLK signals from the camera and uses t
6. 3 2 analog bandwidth control circuitry 3 2 analog front end considerations 3 5 antichrominance filter 3 3 aspect ratio See pixel aspect ratio BNC connector avoiding VIDEOO connection with 68 pin VHDCI connector note 4 1 pin assignments figure 4 1 signal connections 4 1 VIDEOO input 2 6 board configuration See configuration C cables custom cable specifications B 1 optional equipment 2 2 required cables 2 1 CompactPCI specifications 1 2 composite synchronization See CSYNC National Instruments Corporation configuration 2 4 to 2 8 See also installation parts locator diagram 2 5 setting up IMAQ system 2 2 to 2 3 VIDEOO input mode 2 6 to 2 7 CSYNC CSYNC mux 3 3 external acquisition mode 3 4 CSYNCIN z signal table 4 3 CSYNCOUT signal table 4 4 custom cable specifications B 1 D DIFF input mode VIDEOO input 2 6 DMA controllers 3 3 E environment specifications A 3 to A 4 equipment optional 2 2 external lock mode description 3 4 F formats supported A 1 front end considerations 3 5 functional overview 3 1 to 3 4 G gain and offset circuitry programmable 3 2 genlock and synchronization circuitry 3 3 GND signal table 4 4 IMAQ PCI PXI 1409 User Manual Index H hardware overview 3 1 to 3 5 10 bit ADC and LUT 3 3 acquisition and region of interest control 3 3 to 3 4 acquisition modes 3 4 to 3 5 block diagram 3 2 CSYNC mux 3 3 digital ant
7. FIFO flash ADC frame front porch ft function G gamma genlock GUI Glossary For an interlaced video signal a field is half the number of horizontal lines needed to represent a frame of video The first field of a frame contains all the odd numbered lines the second field contains all of the even numbered lines 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 An ADC whose output code is determined in a single step by a bank of comparators and encoding logic A complete image In interlaced formats a frame is composed of two fields The area of a video signal between the start of the horizontal blank and the start of the horizontal synchronization signal HSYNC Feet A set of software instructions executed by a single line of code that may have input and or output parameters and returns a value when executed The nonlinear change in the difference between the video signal s brightness level and the voltage level needed to produce that brightness The process of synchronizing a video source to the signal from a separate video source The circuitry aligns the video timing signals by locking together the horizontal vertical and color subcarrier frequencies and phases and generates a pixel clock that clocks pixel data into memory for display or into another cir
8. problem solving and diagnostic resources include frequently asked questions knowledge bases product specific troubleshooting wizards manuals drivers software updates and more Web support is available through the Technical Support section of ni com NI Developer Zone The NI Developer Zone at ni com zone is the essential resource for building measurement and automation systems At the NI Developer Zone you can easily access the latest example programs system configurators tutorials technical news as well as a community of developers ready to share their own techniques Customer Education National Instruments provides a number of alternatives to satisfy your training needs from self paced tutorials videos and interactive CDs to instructor led hands on courses at locations around the world Visit the Customer Education section of ni com for online course schedules syllabi training centers and class registration System Integration If you have time constraints limited in house technical resources or other dilemmas you may prefer to employ consulting or system integration services You can rely on the expertise available through our worldwide network of Alliance Program members To find out more about our Alliance system integration solutions visit the System Integration section of ni com National Instruments Corporation C 1 IMAQ PCI PXI 1409 User Manual Appendix C Technical Support Resources Worldwi
9. 2 setting up IMAQ system 2 2 to 2 3 ni com software programming choices 1 3 to 1 6 National Instruments IMAQ Vision 1 5 National Instruments IMAQ Vision Builder 1 5 NI IMAQ driver software 1 4 unpacking 2 4 PCLK genlock and synchronization circuitry 3 3 internal pixel clock specifications A 2 PCLK HSYNC VSYNC mux 3 3 PCLKIN z signal table 4 2 PCLKOUT signal table 4 2 physical specifications A 3 picture aspect ratio 3 7 pin assignments BNC connector figure 4 1 I O connector figure 4 2 pixel clock See PCLK power requirements A 3 programmable gain and offset circuitry 3 2 programming video parameters See video parameters programming PXI 1409 device See also PCI PXI 1409 devices pins used table 1 2 using with CompactPCI 1 2 R referenced single ended RSE input mode See RSE referenced single ended input mode region of interest control circuitry 3 3 RSE referenced single ended input mode external CLK and synchronization input mode 2 6 VIDEOO input 2 6 RTSI bus 3 4 National Instruments Corporation F3 Index S scatter gather DMA controllers 3 3 signal connections 4 1 to 4 4 BNC connector 4 1 I O connector 4 1 to 4 4 pin assignments figure 4 2 signal descriptions table 4 2 to 4 3 software programming choices 1 3 to 1 6 National Instruments IMAQ Vision 1 5 National Instruments IMAQ Vision Builder 1 5 NI IMAQ driver software 1 4 specifications A 1
10. CVI Visual C application software Borland C are you using LabVIEW Measurement Studio Visual Basic Read Read Chapter 1 Introduction mc Read Getting Results with to NI IMAQ in the The section in chapter 4 in the NI IMAQ User Hal for ComponentWorks IMAQ Vision NI IMAQ User Manual information on using LabVIEW for information on using Y with your IMAQ hardware ComponentWorks in your SEDI Em e NI i application environment ead the sections in TIMES e chapters 2 and 3 in the NI IMAQ LabVIEW documentation Y iid Manual that apply to the if you are using IMAQ Use the ComponentWorks Tunction groups you Vision for LabVIEW IMAQ Vision documentation will use in your application when you need specific Y information about individual NI IMAQ functions Look at the self documented example source code on your distribution CD for your application language and environment Y Use the NI IMAQ Function Reference Manual when you need specific information about individual NI IMAQ functions Y If you are using IMAQ Vision for LabWindows CVI read the documentation for IMAQ Vision for LabWindows CVI Figure 2 1 How to Set up Your IMAQ System National Instruments Corporation 2 3 IMAQ PCI PXI 1409 User Manual Chapter 2 Configuration and Installation Unpacking Your 1409 device is shipped in an antistatic package to
11. an unused PXI or CompactPCI 5 V peripheral slot Install the PXI 1409 in a slot that supports bus arbitration or bus master cards PXI compliant chassis must have bus arbitration for all slots Remove the filler panel for the peripheral slot you have chosen Touch a metal part on your chassis to discharge any static electricity that might be on your clothes or body Insert the PXI 1409 in the selected 5 V slot Use the injector ejector handle to fully inject the device into place Screw the front panel of the PXI 1409 to the front panel mounting rails of the PXI or CompactPCI chassis Visually verify the installation Plug in and turn on the PXI or CompactPCI chassis Your PXI 1409 is now installed 2 8 ni com Hardware Overview This chapter presents an overview of the hardware functions on your PCI PXI 1409 board and explains the operation of each functional unit making up the PCI PXI 1409 Functional Overview The PCI PXI 1400 features a flexible high speed data path optimized for the acquisition and formatting of video data from analog cameras The 1409 device can acquire from RS 170 NTSC CCIR PAL VGA and progressive scan cameras as well as from non standard cameras such as line scan cameras The 1409 device digitizes analog video signals to 8 or 10 bits of resolution at sampling frequencies up to 40 MHz The 1409 device has a factory calibrated gain circuit to improve measurement accuracy and board to board co
12. can call from your application programming environment These functions include routines for video configuration image acquisition continuous and single shot memory buffer allocation trigger control and board configuration as shown in Figure 1 2 NI IMAQ Acqu Image isition Triggering and Timing DAQ Synchronization Buffer Control Camera Control Lookup Table Control IMAQ PCI PXI 1409 User Manual Figure 1 2 NI IMAQ Functions The NI IMAQ driver software performs all of the functions required for acquiring and saving images The NI IMAQ software does not perform any image analysis For image analysis functionality refer to the National Instruments IMAQ Vision section in this chapter NI IMAQ has both high level and low level functions for maximum flexibility and performance Examples of high level functions include the functions to acquire images in single shot or continuous mode An example of a low level function is configuring an image sequence since it requires advanced understanding of your IMAQ device and image acquisition NI IMAQ internally resolves many of the complex issues between the computer and your IMAQ device such as programming interrupts and DMA controllers NI IMAQ is also the interface path between LabVIEW LabWindows CVI or a conventional programming environment and your IMAQ device The NI IMAQ software
13. kit includes a series of libraries for image acquisition for LabVIEW and Measurement Studio which contains libraries for LabWindows CVI Visual C and Visual Basic These libraries are functionally equivalent to the NI IMAQ software 1 4 ni com Chapter 1 Introduction National Instruments IMAQ Vision IMAQ Vision is an image acquisition processing and analysis library of more than 200 functions for grayscale color and binary image display image processing pattern matching shape matching blob analysis gauging and measurement You can use IMAQ Vision functions directly or in combination for unique image processing With IMAQ Vision you can acquire display manipulate and store images as well as perform image analysis processing and interpretation Using IMAQ Vision an imaging novice or expert can perform graphical programming of the most basic or complicated image applications without knowledge of any algorithm implementations IMAQ Vision is available for LabVIEW and Measurement Studio which includes support for LabWindows CVI Visual C and Visual Basic IMAQ Vision Builder IMAQ Vision Builder is an interactive prototyping tool for machine vision and scientific imaging developers With IMAQ Vision Builder you can prototype vision software quickly or test how various vision image processing functions work As shown in Figure 1 3 IMAQ Vision Builder generates a Builder file which is a text description that contai
14. level YUV IMAQ PCI PXI 1409 User Manual Volts The grayscale intensity of a color pixel computed as the average of the maximum and minimum red green and blue values of that pixel Voltage controlled oscillator An oscillator that changes frequency depending on a control signal Use VCO in a phase locked loop to generate a stable pixel clock 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 A video line consists of a horizontal synchronization signal back porch active pixel region and a front porch Vertical synchronization signal The synchronization pulse generated at the beginning of each video field that tells the video monitor when to start a new field The level that defines what is white for a particular video system See also black reference level A representation of a color image used for the coding of NTSC or PAL video signals The luma information is called Y while the chroma information is represented by two components U and V representing the coordinates in a color plane G 12 ni com Index Numbers 5V signal table 4 3 10 bit ADC 3 2 10 bit ADC and LUT 3 3 A acquisition and region of interest control 3 3 to 3 4 A D conversion specifications A 2 ADC 10 bit
15. the video signal and corresponds exactly to the monochrome picture See luma Lookup 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 lookup table Meters 1 Mega the standard metric prefix for 1 million or 10 when used with units of measure such as volts and hertz 2 Mega the prefix for 1 048 576 or 229 when used with B to quantify data or computer memory IMAQ PCI PXI 1409 User Manual Glossary MB Mbytes s memory buffer memory window MSB MTBF mux N NI IMAQ noninterlaced NTSC number of planes in an image NVRAM 0 operating system IMAQ PCI PXI 1409 User Manual Megabyte of memory A unit for data transfer that means 1 million or 10 bytes s See buffer Continuous blocks of memory that can be accessed quickly by changing addresses on the local processor Most significant bit Mean time between failure Multiplexer A switching device with multiple inputs that selectively connects one of its inputs to its output Driver software for National Instruments IMAQ hardware A video frame where all the lines are scanned sequentially instead of divided into two frames as in an interlaced video frame National Television Standards Committee The committee that developed the color video standard used primarily in North America which uses 525 lines per frame Se
16. to 500 Hz 0 31 grms 3 axes Nonoperational random vibration PXI only 5 to 500 Hz 2 5 grms 3 axes B Note Random vibration profiles were developed in accordance with MIL T 28800E and MIL STD 810E Method 514 Test levels exceed those recommended in MIL STD 810E for Category 1 Basic Transportation Figures 514 4 1 through 514 4 3 IMAQ PCI PXI 1409 User Manual A 4 ni com Custom Cables This appendix lists specifications for building custom cables for your 1409 device Cable Specification National Instruments offers cables and accessories for you to connect to video sources trigger sources or synchronization sources However if you want to develop your own cables the following guidelines must be met e For the video inputs use a 75 Q shielded coaxial cable e For the digital triggers and synchronization signals twisted pairs for each signal yield the best result For information on connector pin assignments see the O Connector section in Chapter 4 Signal Connections Connector specifications include e Video and sync signals 75 Q impedance Trigger signals TTL Type 75 BNC or 68 pin VHDCI receptacle National Instruments Corporation B 1 IMAQ PCI PXI 1409 User Manual Technical Support Resources Web Support National Instruments Web support is your first stop for help in solving installation configuration and application problems and questions Online
17. 17 A18 B18 C18 E18 1 2 ni com Chapter 1 Introduction Software Programming Choices Using NI IMAQ the National Instruments image acquisition driver software you can program your IMAQ board to acquire and save images You can use NI IMAQ with other National Instruments software for a complete image acquisition and analysis solution as shown in Figure 1 1 NI IMAQ works with LabVIEW and LabWindows CVI as well as conventional programming languages National Instruments IMAQ Vision adds powerful image processing and analysis to these programming environments You can also use IMAQ Vision Builder to quickly and easily prototype your IMAQ image analysis applications Vision Software IMAQ Vision Image Blob Pattern Gauging and Analysis Analysis Matching Measurement Color Matching Display Filters and Analysis and ROI Morphology Application Software LabVIEW Measurement Studio LabWindows CVI Visual C Visual Basic Driver Software NI DAQ NI Motion Hardware IMAQ DAQ ValueMotion FlexMotion Figure 1 1 The Relationship between the Programming Environment NI IMAQ and Your Hardware National Instruments Corporation 1 8 IMAQ PCI PXI 1409 User Manual Chapter 1 Introduction NI IMAQ Driver Software The NI IMAQ driver software is included with your IMAQ device NI IMAQ has an extensive library of functions that you
18. CC 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 Mark 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 FOR HOME OR OFFICE USE Changes or modifications not expressly approved by National Instruments 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 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 Canadian Department of Communications This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique d
19. CI connector E Note Do not use the VIDEOO connection on the 68 pin VHDCI connector when using the BNC connection National Instruments Corporation 4 1 IMAQ PCI PXI 1409 User Manual Chapter 4 Signal Connections VIDEO 0 VIDEO 0 VIDEO 1 VIDEO 1 RESERVED RESERVED RESERVED RESERVED DGND RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED HSYNC IN VSYNC IN CSYNC IN CSYNC OUT CTRL 0 CTRL 1 CTRL 2 CTRL 3 DGND DGND DGND DGND CHASSIS GND PCLK IN DGND PCLK OUT w AR J N g o Ded DS alo N NJ o m a hp A N N N y N o o 18 QIN a A wo j o e m o A oj o o VIDEO 2 VIDEO 2 VIDEO 3 VIDEO 3 RESERVED RESERVED RESERVED RESERVED DGND RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED HSYNC IN VSYNC IN CSYNC IN CSYNC OUT CTRL 0 CTRL 1 CTRL 2 CTRL 3 TRIG 0 TRIG 1 TRIG 2 TRIG 3 CHASSIS GND PCLK IN DGND PCLK OUT IMAQ PCI PXI 1409 User Manual Figure 4 2 1 0 Connector Pin Assignments 4 2 ni com Chapter 4 Signal Connections 1 0 Connector Signal Connection Descriptions Table 4 1 describes each signal connection on
20. DAC National Instruments Corporation G 3 Glossary Temporary storage for acquired data 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 Celsius High speed processor memory that buffers commonly used instructions or data to increase processing throughput Comite Consultatif International des Radiocommunications A committee that developed standards for video signals Also used to describe signals boards and cameras that adhere to the CCIR standards The color information in a video signal See chroma Complementary metal oxide semiconductor Refers to the core specification defined by the PCI Industrial Computer Manufacturer s Group PICMG Device that transforms a signal from one form to another For example analog to digital converters ADCs for analog input and digital to analog converters DACs for analog output Central processing unit Composite synchronization signal Signals in a color video system that multiplex all picture information into a single signal such as NTSC PAL or SECAM Digital to analog Digital to analog converter An electronic device often an integrated circuit that converts a digital number into a corresponding analog voltage or current IMAQ PCI PXI 1409 User Manual Glossary DAQ dB DC default setting DMA DRAM driver dynamic
21. IMAQ IMAQ PCI PXI 1409 User Manual High Quality Monochrome Image Acquisition Boards for PCI PXI and CompactPCI Bus b f NATIONAL November 2000 Edition y INSTRUMENTS Part Number 322811A 01 Worldwide Technical Support and Product Information ni com National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin Texas 78759 3504 USA Tel 512 794 0100 Worldwide Offices Australia 03 9879 5166 Austria 0662 45 79 90 0 Belgium 02 757 00 20 Brazil 011 284 5011 Canada Calgary 403 274 9391 Canada Ontario 905 785 0085 Canada Qu bec 514 694 8521 China 0755 3904939 Denmark 45 76 26 00 Finland 09 725 725 11 France 01 48 14 24 24 Germany 089 741 31 30 Greece 30 1 42 96 427 Hong Kong 2645 3186 India 91805275406 Israel 03 6120092 Italy 02 413091 Japan 03 5472 2970 Korea 02 596 7456 Mexico D F 5 280 7625 Mexico Monterrey 8 357 7695 Netherlands 0348 433466 Norway 32 27 73 00 Poland 48 22 528 94 06 Portugal 351 1 726 9011 Singapore 2265886 Spain 91 640 0085 Sweden 08 587 895 00 Switzerland 056 200 51 51 Taiwan 02 2377 1200 United Kingdom 01635 523545 For further support information see the Technical Support Resources appendix To comment on the documentation send e mail to techpubseni com Copyright 2000 National Instruments Corporation All rights reserved Important Information Warranty The IMAQ PCI 1409 and PXI 1409 are warranted against defects in materials and workm
22. MUX eese nennen 3 3 Acquisition and Region of Interest ROI Control esses 3 4 RISLBUS z2 2er got E end ie atit 3 4 Digital Input Output Circuitry eeseseeeeeeeeeeeeee nennen emere 3 4 Acquisition Modes geo uttelete pee etipee pie 3 4 National Instruments Corporation vii IMAQ PCI PXI 1409 User Manual Contents Analog Front End Considerations esee 3 5 TO bit 8 bit Mode o tacere ra ese ane D te RO e 3 5 Chapter 4 Signal Connections BING Connector ERR 4 1 TO Connector uento a a ia Attica Os be a E a ede 4 1 T O Connector Signal Connection Descriptions eene 4 3 Appendix A Specifications Appendix B Custom Cables Appendix C Technical Support Resources Glossary Index Figures Figure 1 1 The Relationship between the Programming Environment NI IMAQ and Your Hardware essen 1 3 Figure 1 2 NI IMAQ Functions eeeeeeeeeeenennene nennen nennt tnnt tane innen setae ene 1 4 Figure 1 3 IMAQ Vision Builder and Application Development Tools 1 5 Figure 2 1 How to Set up Your IMAQ System sseseeeeeee 2 3 Figure 2 2 PCI 1409 Parts Locator Diagram eee 2 5 Figure 2 3 Configuring VIDEOO with Jumper W1 esee 2 6 Figure 3 1 1409 Device Block Diagram seen 3 2 Figure 3 2 IMAQ PCI PXI 1409 Analog Front End
23. NCTIONS 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 MANNER 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 FCC Canada Radio Frequency Interference Compliance Determining FCC Class The Federal Commun
24. al synchronization signal VSYNC and a line count The region of pixels actively being stored Defined by a pixel start relative to the horizontal synchronization signal HS YNC and a pixel count Analog to digital converter An electronic device often an integrated circuit that converts an analog voltage to a digital value Value that identifies a specific location or series of locations in memory American National Standards Institute Removes the color information from the video signal Application programming interface A rectangular portion of an acquisition window or frame that is controlled and defined by software Ordered indexed set of data elements of the same type Application Specific Integrated Circuit A proprietary semiconductor component designed and manufactured to perform a set of specific functions for specific customer needs The ratio of a picture or image s width to its height Bit One binary digit either O or 1 Byte Eight related bits of data an eight bit binary number Also denotes the amount of memory required to store one byte of data The area of the video signal between the rising edge of the horizontal synchronization signal HSYNC and the active video information The level that represents the darkest an image can get See also white reference level G 2 ni com buffer bus cache CCIR chroma chrominance CMOS CompactPCI conversion device CPU CSYNC D A
25. anship 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 information 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 hol
26. can perform continuous image transfers directly to either contiguous or fragmented memory buffers The PCI PXI 1409 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 maximum rate of 132 MB s in bus master mode Genlock Circuit and SYNC Mux The genlock circuit receives the incoming video signal and generates PCLK HSYNC and VSYNC signals for use by the acquisition and control circuitry The 1409 device can lock to the standard RS 170 NTSC and CCIR PAL video signals as well as progressive scan and VGA 640 x 480 resolution signals The genlock circuit on the 1409 device can also lock to external HSYNC and VSYNC or CSYNC signals National Instruments Corporation 3 3 IMAQ PCI PXI 1409 User Manual Chapter 3 Hardware Overview Acquisition and Re RTSI Bus gion of Interest ROI Control The acquisition and region of interest control circuitry routes the active pixels from the 10 bit ADC to the onboard memory The PCI PXI 1409 can perform ROI and scaling on all video lines Pixel and line scaling transfers certain multiples two four or eight of pixels and lines to onboard memory The seven trigger lines on the RTSI bus provide a flexible interconnection scheme between multiple PCI PXI 1409 boards as well as between any National Instruments DAQ or Motion device and the PCI PXI 1409 Digital Input Output Circuitry
27. cuit for processing Graphical user interface An intuitive easy to use means of communicating information to and from a computer program by means of graphical screen displays GUIs can resemble the front panels of instruments or other objects associated with a computer program National Instruments Corporation G 5 IMAQ PCI PXI 1409 User Manual Glossary H h hardware HSYNC hue T O IC IEEE in INL instrument driver interlaced interpreter IMAQ PCI PXI 1409 User Manual Hour The physical components of a computer system such as the circuit boards plug in boards chassis enclosures peripherals and cables Horizontal synchronization signal The synchronization pulse signal produced at the beginning of each video scan line that keeps a video monitor s horizontal scan rate in step with the transmission of each new line Represents the dominant color of a pixel The hue function is a continuous function that covers all the possible colors generated using the R G and B primaries See also RGB Hertz Frequency in units of 1 second Input output The transfer of data to from a computer system involving communications channels operator interface devices and or data acquisition and control interfaces Integrated circuit Institute of Electrical and Electronics Engineers Inches Integral nonlinearity A measure of LSB of the worst case deviation from the ideal A D or D A transfer characteri
28. de Support National Instruments has offices located around the world to help address your support needs You can access our branch office Web sites from the Worldwide Offices section of ni com Branch office Web sites provide up to date contact information support phone numbers e mail addresses and current events If you have searched the technical support resources on our Web site and still cannot find the answers you need contact your local office or National Instruments corporate Phone numbers for our worldwide offices are listed at the front of this manual IMAQ PCI PXI 1409 User Manual C 2 ni com Glossary Prefix Meanings Value p pico 10 2 n nano 10 9 u micro 10 6 m milli 10 3 k kilo 103 M mega 106 G giga 10 Numbers Symbols percent positive of or plus negative of or minus per 45V 5 V signal plus or minus Q ohm A Amperes A D Analog to digital AC Alternating current acquisition window The image size specific to a video standard or camera resolution National Instruments Corporation G 1 IMAQ PCI PXI 1409 User Manual Glossary active line region active pixel region ADC address ANSI antichrominance filter API area array ASIC aspect ratio back porch black reference level IMAQ PCI PXI 1409 User Manual The region of lines actively being stored Defined by a line start relative to the vertic
29. ders 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 cover 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 fl
30. e also PAL The number of arrays of pixels that compose the image A gray level or pseudo color image is composed of one plane while an RGB image is composed of three planes one for the red component one for the blue and one for the green Nonvolatile RAM RAM that is not erased when a device loses power or is turned off Base level software that controls a computer runs programs interacts with users and communicates with installed hardware or peripheral devices G 8 ni com PAL PCI PCLK picture aspect ratio pixel pixel aspect ratio pixel clock pixel count PLL protocol pts PXI National Instruments Corporation G 9 Glossary Phase Alternation Line One of the European video color standards PAL uses 625 lines per frame See also NTSC 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 132 Mbytes s Pixel clock signal Times the sampling of pixels on a video line The ratio of the active pixel region to the active line region For standard video signals like RS 170 or CCIR the full size picture aspect ratio normally is 4 3 1 33 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 The ratio between the ph
31. e always in differential mode To take an RSE measurement on these channels tie the negative terminal of the connector to ground Pins 26 or 60 on the 68 pin VHDCI connector See Chapter 4 Signal Connections for more information on pin assignments IMAQ PCI PXI 1409 User Manual 2 6 ni com Installation Chapter 2 Configuration and Installation R Note You must install the NI IMAQ driver software before installing your 1409 device For information on how to install NI IMAQ please see the Getting Started with Your IMAQ System document and your NI IMAQ release notes PCI 1409 You can install the PCI 1409 in any available PCI expansion slot in your computer However to achieve the best noise performance you should leave as much room as possible between the PCI 1409 and other boards and hardware The following are general instructions but consult your computer user manual or technical reference manual for specific instructions and warnings 1 Turn off and unplug your computer AN Warning To protect both yourself and the computer from electrical hazards the computer should remain off and unplugged until you finish installing the 1409 device 2 Follow the electrostatic discharge guidelines in the Unpacking section of this chapter Remove the cover of your computer Make sure there are no lighted LEDs on your motherboard If any are lit wait until they go out before continuing your installation Touch the metal par
32. e la classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada Class B Federal Communications Commission This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Canadian Department of Communications This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe B respecte toutes les exigences du R glement sur le mat riel brouil
33. f you use a PXI compatible plug in device in a standard CompactPCI chassis you will be unable to use PXI specific functions but you can still use the basic plug in device functions For example the RTSI bus on your PXI 1409 device is available in a PXI chassis but not in a CompactPCI chassis The CompactPCI specification permits vendors to develop sub buses that coexist with the basic PCI interface on the CompactPCI bus Compatible operation is not guaranteed between CompactPCI devices with different sub buses nor between CompactPCI devices with sub buses and PXI The standard implementation for CompactPCI does not include these sub buses Your PXI 1409 device will work in any standard CompactPCI chassis adhering to the PICMG 2 0 R2 1 CompactPCI core specification using the 64 bit definition for J2 PXI specific features are implemented on the J2 connector of the CompactPCI bus Table 1 1 lists the J2 pins your PXI 1409 device uses Your PXI device is compatible with any CompactPCI chassis with a sub bus that does not drive these lines Even if the sub bus is capable of driving these lines the PXI device is still compatible as long as those pins on the sub bus are disabled by default and not ever enabled Damage may result if these lines are driven by the sub bus Tahle 1 1 Pins Used by the PXI 1409 Device PXI 1409 Signal PXI Pin Name PXI J2 Pin Number RTSI Trigger lt 0 6 gt PXI Trigger lt 0 6 gt B16 A16 A
34. hese signals to acquire the video signals directly You can also use this mode to acquire from a line scan camera External HSYNC VSYNC Mode In external HS YNC VSYNC mode the 1409 device receives the external HS YNC and VSYNC from the connector and internally generates the PCLK signal The device s genlock circuitry locks to the external HSYNC and VSYNC signals You can use this mode to acquire from VGA monitors 640 x 480 resolution External HSYNC VSYNC HLOCK only mode In external HSYNC VSYNC HLOCK only mode the 1409 device receives the external HSYNC and VSYNC signals and internally generates the PCLK signal In this mode the device s genlock circuitry uses only the HSYNC signal for locking You can use this mode to acquire from asynchronously reset cameras which output a continuous HSYNC 3 Note Connect a FIELD signal to TRIG3 when the 1409 device is in external lock mode with an interlaced camera Analog Front End Considerations 10 hit 8 bit Mode National Instruments Corporation The analog front end of the IMAQ PCT PXI 1409 device features a calibrated gain circuit programmable DC restore circuit and 10 bit ADC as shown in Figure 3 2 Analog 10 bit A k E DC restore Correction I L me Es ADC Filtering and LUT Digital Gain 10 or 8 bit Figure 3 2 IMAQ PCI PXI 1409 Analog Front End The 1409 device digitizes the incoming video signal to 10 bits of reso
35. ications 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 Depending on where it is operated this 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 By examining the product you purchased you can determine the FCC Class and therefore which of the two FCC DOC Warnings apply in the following sections Some products may not be labeled at all for FCC if so the reader should then assume these are Class A devices FCC Class A products only display a simple warning statement of one paragraph in length regarding interference and undesired operation Most of our products are FCC Class A The FCC rules have restrictions regarding the locations where FCC Class A products can be operated FCC Class B products display either a FCC ID code starting with the letters EXN Tiade Name Wedel Nunwar or the FCC Class B compliance mark that appears as shown here on the right T sisd ic Cornea FC with FCC Standards Consult the FCC web site http www fcc gov for more information F
36. ichrominance filter 3 3 functional overview 3 1 to 3 4 genlock and synchronization circuitry 3 3 PCI interface 3 3 PCLK HSYNC VSYNC mux 3 3 programmable gain and offset 3 2 RTSI bus 3 4 scatter gather DMA controllers 3 3 video mux 3 2 HSYNC genlock and synchronization circuitry 3 3 PCLK HSYNC VSYNC mux 3 3 HSYNCIN z signal table 4 3 IMAQ Vision software 1 5 IMAQ Vision Builder software 1 5 installation See also configuration procedure for 2 7 to 2 8 setting up IMAQ system 2 2 to 2 3 unpacking the PCI PXI 1409 2 4 integration with DAQ and motion control 1 6 internal pixel clock specifications A 2 I O connector 4 1 to 4 4 avoiding VIDEOO connection with BNC connector 4 1 custom cable specifications B 1 pin assignments figure 4 2 signal descriptions table 4 3 to 4 4 VIDEOO input 2 6 IMAQ PCI PXI 1409 User Manual J jumpers WI input mode control for VIDEOO input 2 6 to 2 7 required for BNC input note 4 1 L LabVIEW software 1 3 lock mode external 3 4 lookup table 10 bit ADC and LUT 3 3 motion control integrating with 1 6 National Instruments application software 1 3 to 1 6 National Instruments Web support C 1 to C 2 NI IMAQ driver software 1 4 P parts locator diagram 2 5 PCI interface specifications A 3 PCI PXI 1409 devices See also hardware overview features and overview 1 1 to 1 2 optional equipment 2 2 requirements for getting started 2 1 to 2
37. igh accuracy the 1409 device is ideal for both industrial and scientific environments As a standalone board the 1409 device supports four general purpose control lines that you can configure to generate precise timing signals for controlling camera acquisition The 1409 device also supports four video sources and four external I O lines that you can use as triggers or digital I O lines If you require more advanced triggering or additional I O lines either digital or analog you can use the 1409 device and NI IMAQ with the National Instruments data acquisition DAQ product line A common problem with many image acquisition boards is that you cannot easily synchronize several functions to a common trigger or timing event The 1409 device uses its Real Time System Integration RTSI bus to solve this problem The RTSI bus consists of the National Instruments RTSI bus National Instruments Corporation 1 1 IMAQ PCI PXI 1409 User Manual Chapter 1 Introduction interface and ribbon cable to route additional timing and trigger signals between the 1409 device and up to four National Instruments DAQ Motion Control or other IMAQ boards in your computer Detailed specifications of the PCI 1409 and PXI 1409 are in Appendix A Specifications Using PXI with CompactPCI IMAQ PCI PXI 1409 User Manual Using PXI compatible products with standard CompactPCI products is an important feature provided by the PXI Specification Revision 1 0 I
38. is in external lock mode VSYNC is a synchronization pulse generated at the beginning of each video frame that tells the video monitor when to start a new field You can set VSYNCIN to be either TTL or RS 422 mode and program its polarity through software In RS 422 mode both VSYNCIN and VSYNCIN receive the VSYNC signal CSYNCIN Use CSYNCIN when the 1409 device is in CSYNC external mode CSYNC is a signal consisting of horizontal sync pulses vertical sync pulses and equalizing pulses only You can set CSYNCIN to be either TTL or RS 422 mode and program its polarity through software In RS 422 mode both CSYNCIN and CSYNCIN receive the CSYNC signal CSYNCOUT CSYNCOUT is a TTL output of the internal CSYNC signal In CSYNC external mode CSYNCOUT maps directly to CSYNCIN In standard mode the synchronization circuitry of the 1409 device generates CSYNCOUT National Instruments Corporation 4 3 IMAQ PCI PXI 1409 User Manual Chapter 4 Signal Connections Table 4 1 1 0 Connector Signals Continued Signal Name Description TRIG lt 3 0 gt Triggers lt 3 0 gt are TTL I O lines used to start or stop an acquisition or output an acquisition status You can program the triggers to be rising or falling edge sensitive You can also program the triggers to be programmatically asserted or unasserted similar in function to a digital I O line or to contain internal status signals by using the onboard events
39. leur du Canada European Union Compliance to EEC Directives Readers in the EU EEC EEA must refer to the Manufacturer s Declaration of Conformity DoC for information pertaining to the CE Mark compliance scheme The Manufacturer includes a DoC for most every hardware product except for those bought for OEMs if also available from an original manufacturer that also markets in the EU or where compliance is not required as for electrically benign apparatus or cables Certain exemptions may apply in the USA see FCC Rules 815 103 Exempted devices and 15 105 c Also available in sections of CFR 47 The CE Mark Declaration of Conformity will contain important supplementary information and instructions for the user or installer Conventions The following conventions are used in this manual The symbol indicates that the following text applies only to a specific product a specific operating system or a specific software version 3 This icon denotes a note which alerts you to important information AN This icon denotes a warning which advises you of precautions to take to avoid being electrically shocked italic 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 Contents Chapter 1 Introduction About Your 1409 D Vice eer a eter ee nett deans eese ee Ice aee rea net 1 1 U
40. lution at all times In 10 bit mode the 1409 device has four fixed full scale ranges where the gain for each range is calibrated The nominal full scale ranges are 0 20 0 35 0 70 and 1 40 V As a result the gain is not continuously variable in this mode To maintain compatibility with other IMAQ analog devices the 1409 device has an 8 bit mode in which the 10 bit data from the ADC is converted to 8 bit data in the lookup table LUT after gain correction and any digital filtering has occurred 3 5 IMAQ PCI PXI 1409 User Manual Signal Connections This chapter describes cable connections for the PCI 1409 and PXI 1409 devices BNC Connector The BNC external connector supplies an immediate connection to the 1409 device VIDEOO input Use the 2 m BNC cable shipped with the PCI PXI 1409 to connect a camera to VIDEOO You cannot use this connection with VIDEOO on the 68 pin VHDCI I O connector You can configure the BNC connector only for RSE mode ays Note Verify that Jumper W1 is installed when using the BNC input GND VIDEOO Figure 4 1 BNC Connector Pin Assignment 1 0 Connector The 68 pin VHDCI connector connects to all video signals VIDEOO VIDEOI VIDEO2 and VIDEOS the external digital I O lines triggers and external signals To access these connections you can build your own custom cable or use one of the optional cables from National Instruments Figure 4 2 shows the pinout of the 68 pin VHD
41. m pixels along its vertical axis 2 The smallest signal increment that can be detected by a measurement system Resolution can be expressed in bits proportions or a percentage 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 8 bits for red 8 bits for green 8 bits for blue and 8 bits for the alpha value unused A flat cable in which the conductors are side by side Region of interest 1 An area of the image that is graphically selected from a window displaying the image This area can be used focus further processing 2 A hardware programmable rectangular portion of the acquisition window Read only memory The U S standard used for black and white television Referenced single ended All measurements are made with respect to a common reference measurement system or a ground Also called a grounded measurement system Real Time System Integration Bus The National Instruments timing bus that connects IMAQ and DAQ boards directly by means of connectors on top of the boards for precise synchronization of functions G 10 ni com saturation scaling down circuitry scatter gather DMA SRAM StillColor sync system RAM T transfer rate trigger trigger control and mapping circuitry TTL U UV plane
42. ns a recipe of the machine vision and image processing functions This Builder file provides a guide you can use for developing applications with IMAQ Vision in LabVIEW or Measurement Studio IMAQ Vision Builder KZ Prototype Builder File Vision Application Development V7 IMAQ and Application Vision Software Figure 1 3 IMAQ Vision Builder and Application Development Tools National Instruments Corporation 1 5 IMAQ PCI PXI 1409 User Manual Chapter 1 Introduction Integration with DAQ Any platform that supports NI IMAQ also supports NI DAQ and a variety of National Instruments DAQ boards allowing your IMAQ device and NI IMAQ development to integrate with National Instruments DAQ products Vision and Motion With National Instruments IMAQ hardware and IMAQ Vision pattern matching software you can quickly and accurately locate objects in instances where objects vary in size orientation focus and even when the part is poorly illuminated 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 IMAQ PCI PXI 1409 User Manual 1 6 ni com Configuration and Installation This chapter lists what you need to ge
43. nsistency It uses a PCI interface for high speed data transfer 16 MB of SDRAM for data buffering and region of interest control circuitry for optimizing the data transfer The 16 MB of SDRAM also allows you to acquire entire images into on board memory when necessary The 1409 device includes four external triggers four camera control signals seven RTSI bus triggers and six video synchronization signals National Instruments Corporation 3 1 IMAQ PCI PXI 1409 User Manual Chapter 3 Hardware Overview The block diagram in Figure 3 1 illustrates the key functional units of the PCI PXI 1409 68 pin VHDIC Connector External PCLK HSYNC VSYNC External CSYNC Aspect Ratio Correction Genlock Circuit and SYNC Mux HSYNC VSYNC Programmable Gain and Offset Analog Bandwidth Control Circuitry 10 Bit ADC HTSI Bus 4 Camera Control Lines lt 4 External Triggers ri Digital a 99 P Input Output a External Clock Generation Circuitry Acquisition and Region of Interest Control Digital Filter and LUT Onboard Memory and Control Circuitry PCI Interface and Scatter Gather DMA Controller PCI Bus Figure 3 1 1409 Device Block Diagram Video Mux The video multiplexer routes one of the four AC coupled video inputs to the 10 bit ADC circuitry The input impedance at the input to
44. ons ace hee PXI 14009 5 ert Environment Operating temperature Storage temperature esee Relative humidity National Instruments Corporation A 3 Appendix A Specifications Supported Supported as a master and slave Interrupts passed on INTA signal BARO 16 KB BARI 64 KB 4 KB 133 Mbytes s 100 Mbytes s 5 V 1 5 A 412 V 100 mA 12 V 50 mA 10 7 by 17 5 cm 4 2 by 6 9 in 10 by 16 cm 3 9 by 6 3 in 0 127 kg 0 28 Ib 0 172 kg 0 38 Ib 0 to 55 C 20 to 70 C 10 to 9096 noncondensing IMAQ PCI PXI 1409 User Manual Appendix A Specifications Electromagnetic Compatibility EMC EMII eene CE C Tick and FCC Part 15 Class A Compliant Electrical Emissions EN 55011 Class A at 10 meters FCC Part 15A above 1 GHz Electrical Immunity Evaluated to EN 61326 1998 Table 1 3 Note This device should only be operated with shielded cable for full EMC and EMI compliance See the Compliance section of this manual and the Declaration of Conformity included in your kit for any additional regulatory compliance information Functional shock PXI only MIL T 28800 E Class 3 per Section 4 5 5 4 1 Half sine shock pulse 11 ms duration 30 g peak 30 shocks per face Operational random vibration PXI only 5
45. ood 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 MITE National Instruments ni com NI IMAQ PXI and RTSI are trademarks of National Instruments Corporation Product and company names mentioned herein are trademarks or trade names of their respective companies 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 FAILURE 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 MALFU
46. or specific pulse widths CTRL lt 3 0 gt Use the control lines on the PCI 1409 to control camera features and timing information Either static or dynamic TTL or differential signals can be generated on these lines to perform such functions as generating integration or shutter pulses to the cameras GND GND is a direct connection to digital GND on the 1409 device CHASSIS_GND CHASSIS_GND is a direct connection to the computer s chassis which is grounded through the power cord IMAQ PCI PXI 1409 User Manual 4 4 ni com Specifications Formats Supported Video Input National Instruments Corporation This appendix lists the specifications of the PCI 1409 and PXI 1409 devices These specifications are typical at 25 C unless otherwise stated RS 170 NTSC CCIR PAL Quantity Input impedance VIDEOO VIDEO lt 3 0 gt Frequency response Digital Antichrominance filter Filter characteristics A 1 Interlaced mode 60 fields s 50 Hz Interlaced mode 50 fields s 60 Hz 640 x 480 resolution Programmable Four monochrome 75 Q 1 RSE BNC RSE or DIFF VHDCI RSE or DIFF VHDCT 30 MHz 3 dB typ Programmable disabled 3 58 MHz notch filter or 4 43 MHz notch filter Attenuation at notch frequency 30 dB IMAQ PCI PXI 1409 User Manual Appendix A Specifications Input range black to white 700 mV calibrated 200 mV to 1 40 V full
47. prevent electrostatic damage to the board Electrostatic discharge can damage several components on the board To avoid such damage in handling the board take the following precautions e Ground yourself via a grounding strap or by holding a grounded object e Touch the antistatic package to a metal part of your computer chassis before removing the board from the package e Remove the board from the package and inspect the board for loose components or any other signs of damage Notify National Instruments if the board appears damaged in any way Do not install a damaged board in your computer e Never touch the exposed pins of connectors Board Configuration This section describes how to configure the VIDEOO input mode on the 1409 device All other configuration options are software configurable IMAQ PCI PXI 1409 User Manual 2 4 ni com Chapter 2 Configuration and Installation Figure 2 2 shows the locations of user configurable jumpers and switches as well as factory default settings on the PCI 1409 l pno Q oka foe J ie no oo oo oo oo oo oo oo oo oo oo oo oo oo oo oo oo NATIONAL INSTRUMENTS O orereremn ololojojo
48. range E EEPROM external trigger IMAQ PCI PXI 1409 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 Decibel The unit for expressing a logarithmic measure of the ratio of two signal levels dB 20log o V1 V2 for signals in volts Direct current A default parameter value recorded in the driver In many cases the default input of a control is a certain value often 0 Direct memory access A method by which data can be transferred between computer memory and 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 Dynamic RAM Software that controls a specific hardware device such as an IMAQ or DAQ device The ratio of the largest signal level a circuit can handle to the smallest signal level it can handle usually taken to be the noise level normally expressed in decibels Electrically erasable programmable read only memory ROM that can be erased with an electrical signal and reprogrammed A voltage pulse from an external source that triggers an event such as A D conversion G 4 ni com field
49. scale ACCUTACY is escis e ae ene de 1 5 of reading Temperature drift suse 250 ppm C A D Conversion Gray levels ute ete ue 1024 10 bit Differential nonlinearity 1 LSB max RMS 01862 id lls ie nan lt 0 5 LSB rms Signal to noise ratio sess 56 dB typ Sampling rate eese 2 MHz to 40 MEZ externally clocked Pixel aspect ratio esses Programmable 5 of nominal Internal Pixel Clock Frequencies range ees 11 6 to 25 8 MHz Pixel ratio for standard video sources 5 Pixel fitterz onem 2 ns peak PCI Interface PCI initiator master capability Supported PCI target slave capability Supported Data path itis een 32 bits Card voltage eet 5 V only Card type ice eed 32 bit half size card Parity generation checking error reporting issii eiiie Supported Target decode speed Medium 1 clock IMAQ PCI PXI 1409 User Manual A 2 ni com Target fast back to back capability Resource locking sess PCInterr pts etie ttt Base address registers Expansion ROM eese PCI master performance Power Requirements Voltage nus eectt aste t vetet asia Physical Dimensions PCETA00 dut edet PXI I409 artnet Weight PCI 1409 S
50. sing PXI with CompactPCI eseseeeeseeeeeeeeeenee nennen a a 1 2 Software Programming Choices essent enne rem enne 1 3 NI IMAQ Driver Software eene nennen 1 4 National Instruments IMAQ Vision sse enne enne 1 5 IMAQ Vision Builder ec inki eese T nine rei 1 5 Integration with DA Q bete per R 1 6 Vision and Motion ee ERE I e EHE Vedere p ede Eee co 1 6 Chapter 2 Configuration and Installation What You Need to Get Started essen enne nentes 2 1 Optional Equipment ui ett e ERREUR RORIS ETSI EORR ES 2 2 How to Set up Your IMAQ System ssssseseeseeeeeeeeen eee eee rennen 2 2 Unpackimng 2 ee Det cre teet deett dep e Neda 2 4 Board Configuration niece ree e Pe e eere ren tnn 2 4 VIDEOO Input Mode 2 eee teer HRS HH RS 2 6 IGECHEBDIMP EE 2 7 Chapter 3 Hardware Overview Functional OVervIGW estes pls eek eve Ee ee rev Cede Rete Uv ce UR ea ree v e eh dae ien 3 1 Vid o M X ehe ere HO DR OR ER ORE 3 2 Programmable Gain and Offset essere 3 2 Analog Bandwidth Control Circuitry eese 3 2 10 Bit ADE iei n eie d e eec e ei SN 3 2 Digital Filter and LUT uestre repete 3 3 Onboard Memory sisie eee e tee e tote eee dp teet Edge YR ede REUS 3 3 Scatter Gather DMA Controllers eese 3 3 PCI Irterface 3 dei aste ee etae adest Dn eee i ee Ea 3 3 Genlock Circuit and SYNC
51. stic of the analog I O circuitry A set of high level software functions such as NI IMAQ that control specific plug in computer boards Instrument drivers are available in several forms ranging from a function callable from a programming language to a virtual instrument VI in LabVIEW A video frame composed of two interleaved fields The number of lines in a field are half the number of lines in an interlaced frame A software utility that executes source code from a high level language such as Basic C or Pascal by reading one line at a time and executing the specified operation G 6 ni com interrupt interrupt level IRQ K kbytes s Kword L line count LSB luma luminance LUT National Instruments Corporation G 7 Glossary A computer signal indicating that the CPU should suspend its current task to service a designated activity The relative priority at which a device can interrupt Interrupt request See interrupt Kilo The standard metric prefix for 1 000 or 103 used with units of measure such as volts hertz and meters Kilo The prefix for 1 024 or 2 used with B in quantifying data or computer memory A unit for data transfer that means 1 000 or 10 bytes s 1 024 words of memory The total number of horizontal lines in the picture Least significant bit The brightness information in the video picture The luma signal amplitude varies in proportion to the brightness of
52. t of the power supply case inside the computer to discharge any static electricity that might be on your clothes or body Select any available PCI expansion slot Locate the metal bracket that covers the cut out in the back panel of the chassis for the slot you have selected Remove and save the bracket retaining screw and the bracket cover Line up the PCI 1409 with the 68 pin VHDCI and BNC connectors near the cut out on the back panel Slowly push down on the top of the PCI 1409 until its card edge connector is resting on the expansion slot receptacle Using slow evenly distributed pressure press the PCI 1409 straight down until it seats in the expansion slot Reinstall the bracket retaining screw to secure the PCI 1409 to the back panel rail 10 Check the installation 11 Replace the computer cover National Instruments Corporation 2 7 IMAQ PCI PXI 1409 User Manual Chapter 2 Configuration and Installation Your PCI 1409 is now installed PXI 1409 You can install a PXI 1409 in any available 5 V peripheral slot in your PXI or CompactPCI chassis 3 Note The PXI 1409 has connections to several reserved lines on the CompactPCI J2 connector Before installing a PXI 1409 in a CompactPCI system that uses J2 connector lines for purposes other than PXI see Using PXI with CompactPCI in Chapter 1 Introduction of this manual IMAQ PCI PXI 1409 User Manual Turn off and unplug your PXI or CompactPCI chassis Choose
53. t started acquiring images with your IMAQ device describes optional equipment and custom cables and explains how to unpack configure and install your IMAQ device What You Need to Get Started To set up and use your 1409 device you will need the following C One of the following 1409 devices PCL1409 PXI 1409 Getting Started with Your IMAQ System NI IMAQ release notes IMAQ PCI PXI 1409 User Manual NI IMAQ for Windows 2000 NT Me 9x and online documentation COooveo vo Optional software packages and documentation IMAQ Vision for LabVIEW or Measurement Studio LabWindows CVI Visual C Visual Basic IMAQ Vision Builder LabVIEW Measurement Studio LabWindows CVI Tools for Visual Basic L IMAQ BNC 1 shielded 75 Q BNC cable for VIDEOO included with the 1409 device CL BNC to RCA adapter included with your 1409 device National Instruments Corporation 2 1 IMAQ PCI PXI 1409 User Manual Chapter 2 3 Configuration and Installation Q Your Pentium based PCI PXI or CompactPCI computer running Windows 2000 Windows NT Windows Me Windows 98 or Windows 95 Q A video camera or other video source Note The IMAQ PCI 1409 and PXI 1409 devices rely on your computer s PCI interface chipset for the highest throughput to system memory For the best results your computer should have a Pentium or better processor and an Intel 430 or 440 series or compatible PCI interface chipset
54. the 68 pin VHDCI connector Table 4 1 1 0 Connector Signals Signal Name Description VIDEOO0 VIDEOO x allows for a DIFF or RSE connection to video channel 0 To operate in RSE mode connect VIDEOO to GND When you use VIDEOO or VIDEOO you must disconnect the BNC connector VIDEO lt 3 1 gt VIDEO lt 3 1 gt allows for a DIFF or RSE connection to video channels 1 2 and 3 To operate in RSE mode connect VIDEO to GND PCLKIN Use PCLKIN when the 1409 device is in external lock mode In this mode PCLKIN represents the A D sampling clock You can select PCLKIN to be either TTL or RS 422 mode and program its polarity through software In RS 422 mode both PCLKIN and PCLKIN receive the PCLK signal PCLKOUT Use PCLKOUT when your camera requires an external pixel clock source The 1409 device can generate variable pixel clock frequencies between 500 kHz and 40 MHz You can set PCLKOUT through your software in TTL and RS 422 modes HSYNCIN Use HSYNCIN when the 1409 device is in external lock mode HSYNC is a synchronization pulse produced at the beginning of each video scan line that keeps a video monitor s horizontal scan rate in step with the transmission of each new line You can set HSYNCIN to be either TTL or RS 422 mode and program its polarity through software In RS 422 mode both HSYNCIN and HSYNCIN receive the HSYNC signal VSYNCIN Use VSYNCIN z when the 1409 device
55. the board is 75 Q Programmable Gain and Offset The PCI PXI 1409 uses programmable gain and offset circuitry to optimize the input signal range Analog Bandwidth Control Circuitry You can select either the full bandwidth of 30 MHz or a reduced bandwidth of 9 MHz The 9 MHz bandwidth setting is available using a 5th order Butterworth lowpass filter 10 Bit ADC The 10 bit ADC digitizes the conditioned video signal IMAQ PCI PXI 1409 User Manual ni com Chapter 3 Hardware Overview Digital Filter and LUT Onboard Memory The digital filter removes chrominance from a composite color video signal that conforms to either PAL or NTSC The output of the digital filter passes through the 1024 x 10 bit lookup table LUT You can configure the LUT to implement simple imaging operations such as contrast enhancement data inversion gamma correction or other user defined transfer functions The PCI PXI 1409 comes with 16 MB of SDRAM for temporary storage of the image data being transferred to the system memory through the PCI bus The memory can store multiple image buffers Scatter Gather DMA Controllers PCI Interface The PCI PXI 1409 uses three independent onboard direct memory access DMA controllers The DMA controllers transfer data between the onboard SDRAM memory buffer and the PCI bus Each of these controllers supports scatter gather DMA which allows the controllers to reconfigure on the fly Therefore the PCI PXI 1409
56. to A 4 A D conversion A 2 environment A 4 formats supported A 1 internal pixel clock A 2 PCI interface A 2 to A 3 physical A 3 power requirements A 3 video input A 1 standard acquisition mode 3 4 SYNC mux 3 3 synchronization circuitry 3 3 system requirements 2 1 to 2 2 T technical support resources C 1 to C 2 TRIG 3 0 signal table 4 3 V vertical synchronization See VSYNC video input specifications A 1 video mux 3 2 VHDCI connector See I O Connector VIDEOO signal avoiding 68 pin VHDCI connector with BNC connection note 4 1 input mode 2 6 IMAQ PCI PXI 1409 User Manual Index VIDEOOz signal table 4 3 VIDEO lt 3 1 gt signal table 4 3 VSYNC genlock and synchronization circuitry 3 3 PCLK HSYNC VSYNC mux 3 3 VSYNCING signal table 4 3 W W1 jumper input mode control for VIDEOO input 2 6 required for BNC input note 4 1 Web support from National Instruments C 1 to C 2 online problem solving and diagnostic resources C 1 software related resources C 2 worldwide technical support C 2 IMAQ PCI PXI 1409 User Manual ni com
57. ysical horizontal size and the vertical size of the region covered by the pixel An acquired pixel should optimally be square thus the optimal value is 1 0 but typically it falls between 0 95 and 1 05 depending on camera quality Divides the incoming horizontal video line into pixels The total number of pixels between two horizontal synchronization signals HSYNCs The pixel count determines the frequency of the pixel clock Phase locked loop Circuitry that provides a very stable pixel clock that is referenced to another signal such as an incoming horizontal synchronization signal HSYNC The exact sequence of bits characters and control codes used to transfer data between computers and peripherals through a communications channel Points PCI eXtensions for Instrumentation An open specification that builds on the CompactPCI specification by adding instrumentation specific features IMAQ PCI PXI 1409 User Manual Glossary R RAM relative accuracy resolution RGB ribbon cable ROI ROM RS 170 RSE RTSI bus IMAQ PCI PXI 1409 User Manual Random access memory A measure in LSB of the accuracy of an ADC it includes all nonlinearity and quantization errors but does not include offset and gain errors of the circuitry feeding the ADC 1 The number of rows and columns of pixels An image composed of m rows and n columns has a resolution of m x n This image has n pixels along its horizontal axis and
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