National Instruments IMAQ PCI-1426, User Manual

Page 1: ...IMAQ TM IMAQ PCI 1426 User Manual Base Configuration Camera Link Image Acquisition Device IMAQ PCI 1426 User Manual November 2004 374040A 01...

Page 2: ...1190000 Israel 972 0 3 6393737 Italy 39 02 413091 Japan 81 3 5472 2970 Korea 82 02 3451 3400 Malaysia 603 9131 0918 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway...

Page 3: ...s 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...

Page 4: ...t 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 Thi...

Page 5: ...lect or click in the software such as menu items and dialog box options Bold text also denotes parameter names italic Italic text denotes variables emphasis a cross reference or an introduction to a k...

Page 6: ...allation What You Need to Get Started 2 1 Optional Equipment 2 2 Unpacking 2 2 Safety Information 2 3 Installation 2 4 Configuring the IMAQ 1426 2 5 Interfacing with the IMAQ 1426 2 5 Chapter 3 Hardwa...

Page 7: ...ions 3 7 Serial Interface 3 8 Chapter 4 Signal Connections Connectors 4 1 MDR 26 Pin Connector 4 2 15 pin D SUB Connector 4 2 Connector Signal Connection Descriptions 4 3 Appendix A Cabling Appendix B...

Page 8: ...ver software you can use to directly control the IMAQ 1426 and other National Instruments IMAQ hardware products With NI IMAQ you can quickly and easily start your applications without having to progr...

Page 9: ...rs manual for more detailed information about Camera Link specifications This manual is available on several Web sites including the Automated Imaging Association site at www machinevisiononline org O...

Page 10: ...le 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 bet...

Page 11: ...inspection to LabVIEW extending the capabilities of the applications if necessary Vision Development Module NI Vision Development Module which consists of IMAQ Vision and NI Vision Assistant is an im...

Page 12: ...eate 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 Platforms that support NI IMA...

Page 13: ...e IMAQ 1426 What You Need to Get Started You need the following items to set up and use the IMAQ 1426 Getting Started with IMAQ for Windows 2000 NT XP NI IMAQ for Windows 2000 NT XP and documentation...

Page 14: ...ion about these products Unpacking The IMAQ 1426 ships in an antistatic package to prevent electrostatic discharge from damaging device components To avoid such damage in handling the device take the...

Page 15: ...ith hazardous voltages 30 Vrms 42 4 Vpk or 60 Vdc it may require a safety earth ground connection wire Refer to the device specifications for maximum voltage ratings Because of the danger of introduci...

Page 16: ...uctions and warnings Caution The IMAQ 1426 is a sensitive electronic device shipped in an antistatic bag Open only at an approved workstation and observe precautions for handling electrostatic sensiti...

Page 17: ...a 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 camer...

Page 18: ...s 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 suppor...

Page 19: ...ng and formatting video data from Camera Link cameras Figure 3 1 illustrates the key functional components of the IMAQ 1426 Figure 3 1 IMAQ 1426 Block Diagram Data MDR 26 Pin Connector Channel Link Re...

Page 20: ...e precise timing signals for controlling digital camera acquisition Base configuration includes the following bit allocations 8 bit 1 2 and 3 taps channels 10 bit 1 and 2 taps 12 bit 1 and 2 taps 14 b...

Page 21: ...setting all image pixels that fall within the threshold interval to the image white value and setting all other image pixels to 0 Pixels inside the threshold interval are considered part of the partic...

Page 22: ...O 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...

Page 23: ...aution Do not apply a voltage greater than 30 VDC to the isolated inputs Voltage greater than 30 VDC may damage the IMAQ 1426 Note Isolated inputs are compatible with 5 V logic if the external circuit...

Page 24: ...frequency and duration of these signals in easy to use units The IMAQ 1426 also allows you to route the external trigger inputs 0 3 onto the camera control lines 1 4 Use MAX to select the source for t...

Page 25: ...es 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...

Page 26: ...e commands are sent to the camera clsercon exe Use the National Instruments terminal emulator for Camera Link clsercon exe if a camera file with preprogrammed serial commands does not exist for your c...

Page 27: ...ns This chapter describes the MDR 26 pin connector and the 15 pin D SUB connector on the IMAQ PCI 1426 device Connectors Figure 4 1 shows the connectors on the IMAQ 1426 device Figure 4 1 IMAQ 1426 Co...

Page 28: ...ions Figure 4 2 MDR 26 Pin Connector Assignments 15 pin D SUB Connector The 15 pin D SUB connector connects to general purpose digital I O The general purpose digital I O available on this connector i...

Page 29: ...nal triggers DIO lines I O DGND A direct connection to digital GND on the IMAQ 1426 ISO_IN 1 0 30 V isolated input only lines Use these lines instead of not in addition to TTL_TRIG 1 0 RS422_IN 1 0 RS...

Page 30: ...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...

Page 31: ...ines should be twisted together with a wire connected to DGND Isolated input and RS 422 input lines should be twisted together in their proper pairs Refer to the Connectors section of Chapter 4 Signal...

Page 32: ...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 A 2 for 3M part number information Fig...

Page 33: ...Instruments Application Engineers make sure every question receives an answer For information about other technical support options in your area visit ni com services or contact your local office at n...

Page 34: ...om calibration If you searched ni 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...

Page 35: ...ion of an acquisition window or frame that is controlled and defined by software ASIC Application Specific Integrated Circuit A proprietary semiconductor component designed and manufactured to perform...

Page 36: ...sferring data to from computer memory F FIFO 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...

Page 37: ...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 ROI Region of interest A hardware pro...

Page 38: ...trigger lines You can configure each of these lines to start or stop acquisition on a rising or falling edge TTL Transistor transistor logic V VI Virtual Instrument 1 A combination of hardware and or...

Page 39: ...scription A 1 ordering information A 2 overview 1 2 CC 4 1 signal table 4 4 clock signals XCLK signal table 4 3 configuration Camera Link Base configuration 3 2 configuring the IMAQ 1426 2 5 installat...

Page 40: ...nector See connectors IMAQ 1426 Camera Link 1 2 configuration 2 5 installation 2 4 interfacing with 2 5 optional equipment 2 2 overview and features 1 1 requirements for getting started 2 1 software p...

Page 41: ...D SUB connector 4 2 IMAQ 1426 connectors figure 4 1 MDR 26 pin connector 4 2 signal descriptions 4 3 software NI resources B 1 software controlled start conditions 3 7 software programming choices 1...