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National Instruments Corporation IMAQ PCI-1408 Getting Started

High-quality monochrome image acquisition boards for pci, pxi, and compactpci bus w/ the ni-imaq software for windows 95/nt
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Getting Started with
Your IMAQ PCI/PXI-1408
and the NI-IMAQ Software
for Windows 95/NT
High-Quality Monochrome Image Acquisition Boards
for PCI, PXI, and CompactPCI Bus
PCI/PXI-1408 and NI-IMAQ for Win95/NT
October 1997 Edition
Part Number 321325B-01
© Copyright 1996, 1997 National Instruments Corporation. All rights reserved.

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Summary of Contents for National Instruments Corporation IMAQ PCI-1408

  • Page 1 Your IMAQ PCI/PXI-1408 and the NI-IMAQ Software for Windows 95/NT High-Quality Monochrome Image Acquisition Boards for PCI, PXI, and CompactPCI Bus PCI/PXI-1408 and NI-IMAQ for Win95/NT October 1997 Edition Part Number 321325B-01 © Copyright 1996, 1997 National Instruments Corporation. All rights reserved.
  • Page 2 Internet Support support@natinst.com E-mail: info@natinst.com FTP Site: ftp.natinst.com Web Address: http://www.natinst.com Bulletin Board Support BBS United States: (512) 794-5422 BBS United Kingdom: 01635 551422 BBS France: 01 48 65 15 59 Fax-on-Demand Support (512) 418-1111 Telephone Support (U.S.) Tel: (512) 795-8248 Fax: (512) 794-5678 International Offices Australia 03 9879 5166, Austria 0662 45 79 90 0, Belgium 02 757 00 20, Brazil 011 288 3336,...
  • Page 3 Important Information Warranty The IMAQ PCI-1408 and PXI-1408 devices are 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.
  • Page 4 FCC/DOC Radio Frequency Interference Class A Compliance This equipment generates and uses radio frequency energy and, if not installed and used in strict accordance with the instructions in this manual, 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).

  • Page 5: Table Of Contents

    External CLK and Synchronization Input Mode..........2-4 Switch S1......................2-5 Installation ........................2-5 Chapter 3 Hardware Overview Functional Overview..................... 3-1 Video Mux...................... 3-2 Antichrominance Filter................... 3-2 Programmable Gain and Offset ..............3-2 © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 6 Basic Camera Settings ..............5-7 Advanced Camera Settings.............. 5-9 StillColor Settings ..................5-12 LUT Tab......................5-15 Operating Mode Tab ..................5-19 Saving Your Configuration ..................5-22 Testing Your Configuration ..................5-22 Image Storage....................... 5-24 PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 7 BNC Connector Pin Assignment ............4-1 Figure 4-2. I/O Connector Pin Assignments ............4-2 Figure 5-1. StillColor Modes Dialog Boxes............. 5-2 Figure 5-2. Description Tab..................5-3 Figure 5-3. Camera Tab.................... 5-4 © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 8 White Light and the Visible Spectrum ..........B-7 Figure C-1. 25-Pin DSUB Receptacle ..............C-1 Tables Table 1-1. Pins Used by the PXI-1408 Device ............1-2 Table 4-1. I/O Connector Signals ................4-2 PCI/PXI-1408 and NI-IMAQ for Win95/NT viii © National Instruments Corporation...
  • Page 9 Getting Started with Your IMAQ PCI/PXI-1408 and the NI-IMAQ Software for Windows 95/NT describes the features, functions, and operation of the IMAQ PCI-1408 and PXI-1408 devices. The 1408 devices are high-accuracy, monochrome image acquisition (IMAQ) boards for PCI, PXI, or CompactPCI that supports RS-170, CCIR, NTSC, and PAL video standards from any of four inputs.
  • Page 10 This icon to the left of bold italicized text denotes a warning, which advises you of precautions to take to avoid being electrically shocked. 1408 device 1408 device refers to the IMAQ PCI-1408 and PXI-1408 image acquisition boards, unless otherwise noted. PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 11 They explain how to physically connect the relevant pieces of the system. Consult these guides when you are making your connections. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 12 To make it easy for you to contact us, this manual contains comment and configuration forms for you to complete. These forms are in Appendix D, Customer Communication, at the end of this manual. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 13: About Your 1408 Device

    The 1408 device uses its Real-Time System Integration (RTSI) bus to solve this problem. The RTSI bus consists of the National Instruments RTSI bus interface and ribbon cable to route additional © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 14: Using Pxi With Compactpci

    Damage may result if these lines are driven by the sub-bus. Table 1-1. Pins Used by the PXI-1408 Device PXI-1408 Signal PXI Pin Name PXI J2 Pin Number RTSI PXI Trigger (0..6) B16, A16, A17, A18, B18, Trigger C18, E18 (0..6) PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 15: What You Need To Get Started

    A video camera or other video source Note: The IMAQ PCI-1408 and PXI-1408 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 Triton I, Triton II, or compatible PCI interface chipset.

  • Page 16: Software Programming Choices

    1408 device with LabWindows/CVI. IMAQ Vision for LabWindows/CVI brings the same functionality to LabWindows/CVI as IMAQ Vision for G does for LabVIEW and BridgeVIEW. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 17: Ni-Imaq Driver Software

    NI-IMAQ development can integrate with National Instruments DAQ products. Whether you are using conventional programming languages or National Instruments software, your application uses the NI-IMAQ driver software, as illustrated in Figure 1-1. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 18: Figure 1-1. The Relationship Between The Programming Environment

    • Other National Instruments DAQ devices for enhanced triggering, timing, or input/output For more specific information about these products, refer to your National Instruments catalogue or call the office nearest you. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 19: Unpacking

    If you will be accessing the NI-IMAQ device drivers through LabVIEW or BridgeVIEW, you should read the NI-IMAQ release notes and the NI-IMAQ VIs for G Reference Manual to help you get started. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 20: Figure 1-2. How To Set Up Your Imaq System

    Read your IMAQ Vision for LabWindows/CVI when you need specific information about documentation if you are using individual NI-IMAQ functions. IMAQ Vision for LabWindows/CVI. Figure 1-2. How to Set up Your IMAQ System PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 21: Board Configuration

    All other configuration options are software configurable. Figures 2-1 and 2-2 show the locations of user-configurable jumpers and switches as well as factory-default settings on the PCI-1408 and PXI-1408 devices, respectively. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 22: Figure 2-1. Pci-1408 Parts Locator Diagram

    3 BNC Connector 6 Product Name 8 RTSI Bus Connector 2 25-Pin DSUB 4 W1 7 Serial Number 9 Logical Address Connector Switch (S1) 5 Assembly Number Figure 2-1. PCI-1408 Parts Locator Diagram PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 23: Figure 2-2. Pxi-1408 Parts Locator Diagram

    Jumper W1 controls the input mode selection, as © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 24: Figure 2-3. Configuring Video0 With Jumper W1

    RSE Mode (Default) b. DIFF Mode Figure 2-4. Configuring PCLK, VSYNC, HSYNC, and CSYNC with Jumper W3 PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 25: Figure 2-5. Switch S1

    Warning: To protect both yourself and the computer from electrical hazards, the computer should remain off until you finish installing the 1408 device. 2. Remove the top cover or access port to the PCI bus. 3. Select any available PCI expansion slot. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 26 5. Insert the PXI-1408 in the selected 5 V slot. Use the injector/ejector handle to fully inject the device into place. 6. Screw the front panel of the PXI-1408 to the front panel mounting rails of the PXI or CompactPCI chassis. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 27 Chapter 2 Configuration and Installation 7. Visually verify the installation. 8. Plug in and turn on the PXI or CompactPCI chassis. Your PXI-1408 is now installed. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 28: Functional Overview

    RTSI bus triggers. Other features include internally generated or externally input CSYNC, HSYNC, VSYNC, and PCLK synchronization and clock signals. The block diagram in Figure 3-1 illustrates the key functional components of the 1408 device. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 29: Figure 3-1. 1408 Device Block Diagram

    NTSC signal and a 4.43 MHz notch filter to remove color information from a PAL signal. Programmable Gain and Offset The 1408 device uses programmable gain and offset circuitry to optimize the input signal range. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 30: 8-Bit Adc And Lut

    This value is used to figure the picture aspect ratio. For more information, see the Acquisition Window Control section later in this chapter. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 31: Pclk, Hsync, Vsync Mux

    The 1408 device uses a 4 KB FIFO buffer for temporary storage of the image being transferred to the PCI system memory or display memory. The buffer stores six full video lines during image acquisition. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 32: Scatter-Gather Dma Controllers

    The interface logic ensures that the 1408 device meets the loading, driving, and timing requirements of the PCI specification. Board Configuration NVRAM The 1408 device contains onboard nonvolatile RAM (NVRAM) that configures all registers on power-up. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 33: Video Acquisition

    • Pixel clock—PCLK times the sampling of pixels on a video line. • Composite sync—CSYNC is the signal consisting of combined horizontal sync pulses and vertical sync pulses. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 34: Figure 3-2. Video Line

    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. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 35: Programming Video Parameters

    CCIR/PAL (625 lines). In addition, the 1408 device supports any line count up to 1,024 lines for nonstandard video inputs. Note: You can have up to 2,048 lines in interlaced mode by combining fields. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 36 In interlaced mode, the 1408 device combines the odd and even field into one contiguous frame for analysis. In noninterlaced mode, each field is treated as an independent frame. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 37: Acquisition Modes

    External lock mode—You can use this mode to synchronize to a camera or any nonstandard video signal. In this mode, the PCI/PXI-1408 receives HSYNC, VSYNC, and PCLK signals for A/D sampling directly from the external connector. PCI/PXI-1408 and NI-IMAQ for Win95/NT 3-10 © National Instruments Corporation...

  • Page 38: Signal Connections

    National Instruments. Figure 4-2 shows the pinout of the 25-pin DSUB connector. Note: Do not use the VIDEO0 connection on the 25-pin DSUB connector with the BNC connection. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 39: I/O Connector Signal Connection Descriptions

    You can set HSYNCIN in TTL or RS-422 mode depending on jumper W3 configuration. In RS-422 mode, both HSYNCIN+ and HSYNCIN- receive the HSYNC signal. The HSYNCIN polarity is programmable. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 40 GND is a direct connection to digital GND on the 1408 device. +5V is a fused connection to +5 V on the 1408 device that allows you to power external triggering circuitry with up to 100 mA. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 41: Configuration Utility

    Whether you are capturing monochrome or StillColor images, Figure 5-1 shows which configuration tabs are active for each mode. The Basic and Advanced camera settings tabs are active for all modes. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 42: Description Tab

    IMAQ board is stored, such as the interface name, board type, base address, and interrupt the board uses. Figure 5-2 shows the information included in this tab. IMAQconf automatically fills in this information. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 43: Figure 5-2. Description Tab

    Multi-Snap Function Button Type of Board (StillColor mode) Base Address of Board Histogram Function Button Board Revision IRQ of Board List of Serial Numbers of Installed Boards Figure 5-2. Description Tab © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 44: Camera Tab

    These buttons are as follows: • Basic—This button brings up the Basic camera settings dialog box shown in Figure 5-6. • Advanced—This button brings up the Advanced camera settings dialog box shown in Figure 5-7. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 45: Figure 5-4. Monochrome And Color Used As Monochrome Video Line

    Figure 5-4. Monochrome and Color Used as Monochrome Video Line Refer to Figures 5-4 and 5-5 for parameter timing information as you use the Basic, Advanced, and StillColor dialog boxes for a StillColor acquisition from a color composite camera. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 46: Figure 5-5. Composite Color Video Line

    Burst Start Burst Stop Blanking Start Blanking Stop X Shift Start Clamp or Zero Start Clamp or Zero Stop Width Acquisition Window Reference (Pixel 0) Figure 5-5. Composite Color Video Line PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 47: Basic Camera Settings

    Use field mode with either interlaced or noninterlaced video signals. In field mode, the 1408 device acquires any video field and transfers it to PCI system memory. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 48 0 to 1.28 V in 64 steps of 20 mV each. • Auto Expos.—Pressing this button tells to perform a IMAQconf single acquisition and then calculate the optimum gain and white and black reference levels. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 49: Advanced Camera Settings

    HSYNC Stop value to 0. The width of the pulse in samples is defined by the difference in pixels between HSYNC Start and HSYNC Stop and is typically 4.7 µs for standard video. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 50 NGate signal starts after HSYNC Stop and stops approximately 3% before the end of the video line defined by HCOUNT. Figure 5-4 illustrates the correct position of NGATE Start and NGATE Stop. PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-10 © National Instruments Corporation...
  • Page 51 Aspect Ratio Correction and click the OK button, a warning message will appear that tells you the Acquisition Window width and X-offset under the Basic camera dialog box have changed. If necessary, you can manually readjust the ROI parameter. © National Instruments Corporation 5-11 PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 52: Stillcolor Settings

    Saturation is valid only in composite mode. The default value is 1.00 corresponding to no correction. A value of 1.25 corresponds to an increase of the saturation by 25%. PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-12 © National Instruments Corporation...

  • Page 53: Figure 5-9. Stillcolor Advanced Settings

    Blank Start and Blank Stop—These values define the position of the blanking part in the composite video signal. The blanking is located on the back porch after the color burst and © National Instruments Corporation 5-13 PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 54 You can use Tint to correct for eventual tint inaccuracy in the resulting image. Tint corresponds to a rotation of the UV plane and is measured in degrees. This correction is not needed for PAL. PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-14 © National Instruments Corporation...

  • Page 55: Lut Tab

    Figure 5-10 shows the LUT tab settings. Figure 5-10. LUT Tab Settings You can control the LUT through the NI-IMAQ software or you can select a predefined LUT in the configuration utility. IMAQconf © National Instruments Corporation 5-15 PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 56: Figure 5-11. Normal Lut

    1 0 0 1 0 0 1 2 5 1 5 0 1 7 5 2 0 0 2 2 5 2 5 5 Sampled Data Figure 5-12. Inverse LUT PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-16 © National Instruments Corporation...

  • Page 57: Figure 5-13. Log Lut

    1 0 0 1 0 0 1 2 5 1 5 0 1 7 5 2 0 0 2 2 5 2 5 5 Sampled Data Figure 5-14. Exponential LUT © National Instruments Corporation 5-17 PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 58: Figure 5-15. Binary Lut

    1 0 0 1 0 0 1 2 5 1 5 0 1 7 5 2 0 0 2 2 5 2 5 5 Sampled Data Figure 5-15. Binary LUT PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-18 © National Instruments Corporation...

  • Page 59: Operating Mode Tab

    1 0 0 1 2 5 1 5 0 1 7 5 2 0 0 2 2 5 2 5 5 Sampled Data Figure 5-16. Inverse Binary LUT Operating Mode Tab The Operating Mode tab contains settings for video synchronization signals. Figure 5-17 displays the Operating Mode tab. © National Instruments Corporation 5-19 PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 60: Figure 5-17. Operating Mode Tab

    (to generate PCLK), the horizontal start (to generate HSYNC), and the vertical start and lines (to generate VSYNC). Note: The Signal Polarity, CSYNC Source, and PCLK Select options are disabled in this mode. PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-20 © National Instruments Corporation...
  • Page 61 • Disabled—Disables StillColor and enables monochrome mode. • RGB—Enables color mode with Tri-CCD cameras. This mode uses channels 1, 2, and 3, but you need to select a camera file only for channel 1. © National Instruments Corporation 5-21 PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 62: Saving Your Configuration

    The acquisition and display rates are shown in the title bar. Pressing the Grab button for the second time halts the grab function and displays the last acquired image on the screen. The Grab button is available only in monochrome mode. PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-22 © National Instruments Corporation...

  • Page 63: Figure 5-18. Diagnostics Settings

    Stop button. The Completed box displays the number of test iterations performed. A camera must be connected to VIDEO0 when testing the interrupts. Note: The Start button becomes a Stop button when you run the diagnostics. © National Instruments Corporation 5-23 PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 64: Image Storage

    Storing the image serves two purposes. First, it saves a reference picture. Second, you can use the 1408 device to acquire images that you can later modify with virtually any image processing application without using NI-IMAQ. PCI/PXI-1408 and NI-IMAQ for Win95/NT 5-24 © National Instruments Corporation...
  • Page 65 Frequency response......20 MHz (–3 dB) typ Antichrominance filter ......Programmable (disabled, 3.58 MHz notch filter, or 4.43 MHz notch filter) Filter characteristics......Attenuation at notch frequency > 25 dB Gain ............Programmable (1, 1.33, or 2) © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 66 HSYNCIN level ......... Programmable (rising or falling) VSYNCIN sense ........ Selectable (TTL or RS-422) VSYNCIN level ......... Programmable (rising or falling) CSYNCIN sense......... Selectable (TTL or RS-422) CSYNCIN level ......... Programmable (rising or falling) PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 67 Target decode speed......Medium (1 clock) Target fast back-to-back capability ..Supported Resource locking ........Supported as a master and slave PCI interrupts ........Interrupts passed on INTA# signal Base address registers ......BAR0 (16 KB) BAR1 (64 KB) © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 68 Storage temperature ......–20–70° C Relative Humidity ......5-90%, noncondensing MTBF ..........181,259 h at 25° C Emissions ........... EN 55011:1991 Group 1 Class A at 10 m FCC Class A at 10 m PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 69 – SECAM, which is used mainly in France and the former Soviet Republics. SECAM is only used for broadcasting, so SECAM countries often use PAL as the local color image format. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 70 However, the modulated color information and some of the high-frequency luminance information share the same frequency range around the sub-carrier frequency. This sharing makes PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 71 Figure B-1. • Cross-luminance modulation where rapidly changing luminance (stripes) results in irritating random color patterns, as shown on the black and white stripes around the parrot’s eye in Figure B-1. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 72: Figure B-1. Classical Decoding

    Both pictures are approximately 80 by 80 pixels in size and are acquired using an NTSC composite video signal. Figure B-1 uses classic decoding algorithms including bandpass/bandstop and comb filtering. Figure B-2 was acquired using the PCI/PXI-1408 and the StillColor algorithm. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 73 You can connect the composite video signal to any of the four input channels on the PCI/PXI-1408. Since StillColor is used for still scenes, you can perform only a snap (a single-image acquisition). © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 74 Video 0 or an external TTL composite synchronization signal that can be connected to the CSYNCIN pin of the DSUB connector. (See Chapter 4, Signal Connections, for signal connection information.) PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

  • Page 75: Figure B-3. White Light And The Visible Spectrum

    Saturation, which is dependent on the amount of white light present in a color. Pastels typically have a low saturation while very rich colors have a high saturation. For example, pink typically has a red hue but has a low saturation. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 76 The most significant bit of the integer is always 0. Color Planes Each color plane can be returned individually. The red, green, or blue plane is extracted from the RGB image and represented as an array of 8-bit integers. PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 77 You can also pack the three 8-bit Hue, Saturation, and Luminance planes (HSL) or the three Hue, Saturation, and Intensity planes (HSI) in one array of 32-bit integers, which is equivalent to the 32-bit RGB representation. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...

  • Page 78: Figure C-1. 25-Pin Dsub Receptacle

    Connector specifications include: 75 Ω impedance • Video and sync signals • Trigger signals 75 Ω BNC or • Type 25-pin DSUB receptacle (as shown in Figure C-1) Figure C-1. 25-Pin DSUB Receptacle © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 79 To access our FTP site, log on to our Internet host, , as and use your ftp.natinst.com anonymous Internet address, such as , as your password. The support files and joesmith@anywhere.com documents are located in the directories. /support © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 80 Fax-on-Demand Support Fax-on-Demand is a 24-hour information retrieval system containing a library of documents on a wide range of technical information. You can access Fax-on-Demand from a touch-tone telephone at (512) 418-1111. E-Mail Support (currently U.S. only) You can submit technical support questions to the applications engineering team through e-mail at the Internet address listed below.
  • Page 81 Technical Support Form Photocopy this form and update it each time you make changes to your software or hardware, and use the completed copy of this form as a reference for your current configuration. Completing this form accurately before contacting National Instruments for technical support helps our applications engineers answer your questions more efficiently.
  • Page 82 IMAQ Hardware and Software Configuration Form Record the settings and revisions of your hardware and software on the line to the right of each item. Complete a new copy of this form each time you revise your software or hardware configuration, and use this form as a reference for your current configuration.
  • Page 83 Name _________________________________________________________________________ Title __________________________________________________________________________ Company _______________________________________________________________________ Address ________________________________________________________________________ _______________________________________________________________________________ Phone ( ___ )__________________________ Fax ( ___ ) ________________________________ Mail to: Fax to: Technical Publications Technical Publications National Instruments Corporation National Instruments Corporation 6504 Bridge Point Parkway (512) 794-5678 Austin, TX 78730-5039...
  • Page 84 –12 pico- –9 nano- –6 µ- micro- –3 milli- kilo- mega- giga- Numbers/Symbols percent positive of, or plus 5 V signal – negative of, or minus ± plus or minus Ω © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 85 Application-Specific Integrated Circuit—a proprietary semiconductor component designed and manufactured to perform a set of specific functions for a specific customer aspect ratio the ratio of a signal’s width to its height PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 86 Basic, C or Pascal, into an object or compiled program in machine language. Compiled programs run 10 to 1,000 times faster than interpreted programs See also Interpreter. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 87 Windows applications or other DLLs; functions and data in a DLL are loaded and linked at run time when they are referenced by a Windows application or other DLLs PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 88 During this time, data accumulates in the FIFO for future retrieval. flash ADC an ADC whose output code is determined in a single step by a bank of comparators and encoding logic © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 89 PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 90 Basic, C or Pascal, by reading one line at a time and executing the specified operation See also compiler. © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 91 IMAQconf that contains formulas that let you implement simple imaging operations such as contrast enhancement, data inversion, gamma manipulation, or other nonlinear transfer functions PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 92 North America, which uses 525 lines per frame. See also PAL. NVRAM nonvolatile RAM—RAM that is not erased when a device loses power or is turned off © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 93 HYSNCs; the pixel count determines the frequency of the pixel clock PCI/PXI-1408 and NI-IMAQ for Win95/NT G-10 © National Instruments Corporation...
  • Page 94 An RGB camera is a camera that deliver three signals, one for each primary. ribbon cable a flat cable in which the conductors are side by side region-of-interest; a hardware-programmable rectangular portion of the acquisition window © National Instruments Corporation G-11 PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 95 PCI/PXI-1408 and NI-IMAQ for Win95/NT G-12 © National Instruments Corporation...
  • Page 96 VSYNCIN vertical sync in signal white reference level the level that defines what is white for a particular video system See also black reference level. © National Instruments Corporation G-13 PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 97 NTSC or PAL video signals. The luminance information is called Y, while the chrominance information is represented by two components, U and V representing the coordinates in a color plane. PCI/PXI-1408 and NI-IMAQ for Win95/NT G-14 © National Instruments Corporation...
  • Page 98 VIDEO0 connection with 25-pin HSYNC Start and HYSYNC Stop, 5-9 DSUB connector (note), 4-1 illustration, 5-4 pin assignments (figure), 4-1 Interlace, 5-8 signal connections, 4-1 Mode, 5-7 VIDEO0 input, 2-3 © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 99 DIFF input mode composite color video cameras external CLK and synchronization input mode, 2-4 color acquisition, B-5 VIDEO0 input, 2-3 to 2-4 modulated signal, B-1 DMA controllers, 3-5 monochrome video signal, B-1 PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 100 3-1 to 3-5 programming video parameters, 3-8 to 3-9 start/stop conditions, 3-6 Gain, setting for camera, 5-8 video mux, 3-2 gain and offset circuitry, programmable, 3-2 HCOUNT, setting for camera, 5-11 © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 101 32-bit HSL and HSI, B-9 installation. See also configuration. defined, B-8 procedure for, 2-5 to 2-7 hue, saturation, luminance, and intensity setting up IMAQ system, 1-7 to 1-8 planes, B-9 unpacking the PCI-1408, 1-7 PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 102 StillColor Mode, 5-21 to 5-22 I/O connector (figure), 4-2 Signal Polarity, 5-21 pixel aspect ratio Slave Acquisition Mode, 5-20 to 5-21 correction, setting for camera, 5-11 StillColor Mode, 5-21 to 5-22 defined, 3-7 © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 103 NI-IMAQ driver software, 1-5 to 1-6 VIDEO0 input, 2-3 to 2-4 specifications, A-1 to A-4 RTSI bus, 3-4 A/D conversion, A-2 environment, A-4 external connections, A-2 to A-3 formats supported, A-1 PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...
  • Page 104 B-8 to B-9 programmable pixel and line count, 3-8 white light and visible spectrum region of interest, 3-9 (figure), B-7 scaling down, 3-9 composite color video, B-2 to B-5 acquisition methods, B-5 © National Instruments Corporation PCI/PXI-1408 and NI-IMAQ for Win95/NT...
  • Page 105 3-6 genlock and synchronization circuitry, 3-3 PCLK, HSYNC, VSYNC mux, 3-4 X Shift parameter, StillColor dialog box, 5-14 setting, for camera, 5-11 VSYNCIN ZERO Start and Stop settings for camera, 5-10 PCI/PXI-1408 and NI-IMAQ for Win95/NT © National Instruments Corporation...

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