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Chapter 3

Hardware Overview

©

National Instruments Corporation

3-3

RT Series DAQ Device User Manual

Figure 3-3.

RT Series Processor Board Diagram

Embedded ISA Bus

Embedded CPU Bus

Processor Board

BIOS

ISA Bridge

Controller

Shared

Memory

CPU

I/O Daughterboard

SRAM/DRAM

Shared Memory

Interface

BIOS

Extension

Cache Memory

PCI Controller

Host

PCI

Bus

Embedded

PCI

Bus

MITE

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Summary of Contents for RT Series

Page 1: ...RT Series DAQ Device User Manual RT Series DAQ Device User Manual April 2001 Edition Part Number 322635B 01 ...

Page 2: ... 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 5 280 7625 Netherlands 0348 433466 New Zealand 09 914 0488 Norway 32 27 73 00 Poland 0 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...

Page 3: ...s or service failures caused by owner s failure to follow the National Instruments installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions of third parties or other events outside reasonable control Copyright Under the copyright laws this publication may not be reproduced o...

Page 4: ... interference to radio and television reception Classification requirements are the same for the Federal Communications Commission FCC and the Canadian Department of Communications DOC Changes or modifications not expressly approved by 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 ...

Page 5: ...ns Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matériel brouilleur 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 bough...

Page 6: ...ion and Configuration Installing the Hardware 2 1 PCI Installation 2 1 PXI Installation 2 2 Board Configuration 2 2 Chapter 3 Hardware Overview Processor Board 3 2 DAQ Daughterboard 3 4 Host to RT Series DAQ Device Communication 3 4 RTSI 3 4 LEDs 3 5 Chapter 4 LabVIEW RT Programming Targeting LabVIEW RT and Downloading VIs 4 1 Resetting the RT Series DAQ Device 4 2 Creating Stand Alone Executables...

Page 7: ... Real Time Programming 4 4 Running a VI at Time Critical Priority without the RT Development System 4 4 Use of Shared Memory 4 4 Configuration Issues 4 4 RT Series DAQ VIs 4 5 Appendix A Specifications Appendix B Technical Support Resources Glossary Index ...

Page 8: ...ions to a final action The sequence File Page Setup Options directs you to pull down the File menu select the Page Setup item and select Options from the last dialog box This icon denotes a tip which alerts you to advisory information This icon denotes a note which alerts you to important information bold Bold text denotes items that you must select or click on in the software such as menu items a...

Page 9: ...EW Real Time Help available by selecting Help LabVIEW Real Time Help Getting Started with LabVIEW LabVIEW User Manual LabVIEW Measurements Manual LabVIEW Help available by selecting Help Contents and Index LabVIEW Application Builder Release Notes PID Control for G Reference Manual Refer to the hardware user manual for the specific I O device attached to your RT Series device for more information ...

Page 10: ...made up of the following parts a processor board and a DAQ daughterboard The processor board contains a microprocessor that runs real time embedded LabVIEW RT applications The RT Series DAQ device provides the same high performance data acquisition as other National Instruments DAQ devices For example the PXI 7030 6040E contains a DAQ device that is equivalent to the PXI 6040E This manual does not...

Page 11: ... Table 1 1 LabVIEW RT LabVIEW Real Time User Manual LabVIEW Real Time Release Notes NI DAQ and the NI DAQ documentation installed with the software Your computer Table 1 1 RT Series DAQ Device and Corresponding DAQ Device Manual RT Series DAQ Device DAQ Manual PXI 7030 6040E PXI E Series User Manual PXI 7030 6030E PXI E Series User Manual PXI 7030 6533 DIO 6533 User Manual PCI 7030 6040E PCI E Ser...

Page 12: ...moving the device from the package Remove the device from the package and inspect the device for loose components or any other sign of damage Notify National Instruments if the device appears damaged in any way Do not install a damaged device into your computer Never touch the exposed pins of connectors Software Programming Choices Use the RT Series DAQ devices with LabVIEW RT and NI DAQ Because N...

Page 13: ... Chapter 2 Installation of the LabVIEW Real Time User Manual for information about installing LabVIEW RT and NI DAQ PCI Installation Complete the following steps to install your RT Series PCI device 1 Turn off and unplug your computer 2 Remove the cover to your computer 3 Make sure there are no lighted LEDs on your motherboard If any are lit wait until they go out before continuing your installati...

Page 14: ...uisition and the PCI and PXI bus specifications the RT Series DAQ devices are completely software configurable The PCI RT Series DAQ devices are fully compatible with the industry standard PCI Local Bus Specification Revision 2 0 The PXI RT Series DAQ devices are fully compatible with the PXI Specification Revision 1 0 This compatibility allows the PCI or PXI system to automatically perform all bu...

Page 15: ...ttings for the devices using MAX Changes to these settings do not take effect on the RT Series DAQ device until you reset the device You can test the resources of the 7030 processor board using MAX However you cannot test resources or run test panels for the DAQ daughterboard Even though the daughterboard is configured using the host PC the daughterboard is actually located on the local PCI bus of...

Page 16: ...nfigured as a separate device Only LabVIEW RT applications targeted to the RT Series DAQ device can access the DAQ daughterboard Tip If you want to test whether the DAQ daughterboard is working run any DAQ example that ships with LabVIEW RT To save the configuration information select Tools NI DAQ Configuration Save Configuration As Then close MAX ...

Page 17: ...ble 1 1 RT Series DAQ Device and Corresponding DAQ Device Manual lists the DAQ device user manuals for the RT Series DAQ devices As shown in Figures 3 1 and 3 2 a DAQ daughterboard attaches to the processor board and together they form the RT Series DAQ hardware The following sections describe the components that make up the RT Series DAQ hardware Figure 3 1 PCI RT Series Data Acquisition Hardware...

Page 18: ... for its execution platform The DAQ daughterboard resides on the embedded PCI bus as shown in Figure 3 3 providing a high performance system for communication between the software running on the processor and the DAQ daughterboard The processor board also holds the shared memory that communicates between the host system and the embedded processor Refer to the Host to RT Series DAQ Device Communica...

Page 19: ...ce User Manual Figure 3 3 RT Series Processor Board Diagram Embedded ISA Bus Embedded CPU Bus Processor Board BIOS ISA Bridge Controller Shared Memory CPU I O Daughterboard SRAM DRAM Shared Memory Interface BIOS Extension Cache Memory PCI Controller Host PCI Bus Embedded PCI Bus MITE ...

Page 20: ...he computer where you install the RT Series DAQ device is the host computer The RT Series DAQ device communicates to the host computer where it resides through shared memory on the 7030 processor board Both the host computer and the embedded processor have access to the shared memory The memory is allocated for various tasks For example the RT Development System on the host uses part of the shared...

Page 21: ...e device on the PCI 7030 you must remove the cover from the case of your computer to view them The red LED turns on during a portion of the reset of the RT Series DAQ device Also the red LED turns on and remains lit if the RT Engine detects an internal error You can control both the red LED and a second green LED from LabVIEW RT applications to provide status information You can use the RT Board L...

Page 22: ... select a target platform the RT Development System downloads any VI you subsequently run to that target platform Selecting Host PC LabVIEW for Windows makes LabVIEW RT behave like LabVIEW for Windows on the host PC Any RT Series DAQ device that you configure with Measurement Automation Explorer MAX appears in the pull down menu The menu selection for each device displays the device number for exa...

Page 23: ... more information about the Application Builder Note If you have the LabVIEW RT Full Development System you can purchase the Application Builder upgrade Embedded Applications Because the RT Series DAQ hardware has no media storage device you cannot permanently embed applications on the hardware You must launch applications on the host and target them to the RT Series DAQ device Command Line Argume...

Page 24: ...pp_rtengine exe target DAQ 3 quithost Programming LabVIEW RT Because you run LabVIEW RT applications on hardware platforms that do not have all the components of a computer LabVIEW RT lacks some LabVIEW features when targeted to the RT Engine For example there is no disk drive on the RT Series DAQ device therefore the RT Engine does not support file I O when targeted to the RT Series DAQ device Th...

Page 25: ...emory on the PC However because the shared memory is located on the RT Series DAQ device Windows NT does support peeking and poking to this shared memory Use of Shared Memory Using peek and poke VIs to write directly to shared memory offers the best performance Because you can access shared memory both from a host LabVIEW application and from an embedded LabVIEW RT VI you can write a control loop ...

Page 26: ... DAQ VIs are available on the Functions RT RT Series DAQ palette Refer to the LabVIEW Real Time Help available by selecting Help LabVIEW Real Time Help for more information about the LabVIEW RT VIs In addition to the RT Series DAQ VIs LabVIEW RT includes the PID Control Toolset which includes functions for PID and Fuzzy Logic control The Fuzzy Controller VI requires information for a specific desi...

Page 27: ...tem Processor Processor AMD 486 DX5 32 bit architecture Processor clock speed 133 MHz CPU bus speed 33 MHz Memory 8 MB DRAM user programmable 60 ns EDO 5 V 72 Pin SODIMM On chip cache 16 KB write back L2 cache 256 KB write back Floating point unit Yes Host Embedded Communication Shared Memory Type SRAM Size 1 KB user available Bus Interface Type PCI Slave ...

Page 28: ...s Not Including Connectors PCI 7030 312 9 by 160 5 cm 12 3 by 4 2 in One PCI slot PXI 7030 16 by 10 cm 6 3 by 3 9 in Two PXI slots Environment Operating temperature 0 to 55 C Storage temperature 20 to 70 C Relative humidity 10 to 90 noncondensing RTSI Refer to the RTSI section of Chapter 3 Hardware Overview for information about real time system integration I O Daughterboard Specifications Refer t...

Page 29: ...ccess 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 Educa...

Page 30: ... 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 ...

Page 31: ...sor memory that buffers commonly used instructions or data to increase processing throughput channel Pin or wire lead to which you apply or from which you read the analog or digital signal Analog signals can be single ended or differential For digital signals you group channels to form ports Ports usually consist of either four or eight digital channels D DAQ data acquisition 1 collecting and meas...

Page 32: ...f your computer Plug in boards PCMCIA cards and devices such as the DAQPad 1200 which connects to your computer s parallel port are all examples of DAQ devices SCXI modules are distinct from devices with the exception of the SCXI 1200 which is a hybrid DIO digital input output DRAM dynamic RAM I ISA industry standard architecture L LED Light emitting diode R resource locking a technique whereby a ...

Page 33: ...vice User Manual V VISA virtual instrument software architecture a new driver software architecture developed by National Instruments to unify instrumentation software GPIB DAQ and VXI It has been accepted as a standard for VXI by the VXIplug play Systems Alliance ...

Page 34: ...es 2 3 documentation about this manual ix conventions used in manual ix x devices and corresponding manual table 1 2 related documentation x downloading VIs 4 1 to 4 2 E embedded applications 4 2 environment specifications A 2 executables See stand alone executables creating H hardware overview 3 1 to 3 5 daughterboard 3 4 host to RT Series DAQ device communication 3 4 LEDs 3 5 PCI RT Series RT DA...

Page 35: ...T DAQ hardware figure 3 1 physical specifications A 2 power requirement specifications A 2 processor board 3 2 to 3 3 board diagram 3 3 description 3 2 specifications A 1 programming See LabVIEW RT programming PXI devices See also hardware overview installation 2 2 PXI RT Series RT DAQ hardware figure 3 2 R real time programming 4 4 to 4 5 configuration issues 4 4 to 4 5 running VI at time critica...

Page 36: ...ions A 1 to A 2 stand alone executables creating 4 2 to 4 3 command line arguments 4 2 to 4 3 embedded applications 4 2 system integration by National Instruments B 1 T targeting LabVIEW RT 4 1 to 4 2 technical support resources B 1 to B 2 U unpacking RT Series DAQ devices 1 3 V VIs downloading VIs 4 1 to 4 2 RT Series DAQ VIs 4 5 W Web support from National Instruments B 1 Worldwide technical sup...

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