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Data acquisition softwares

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The purpose of a Data Acquisition system
Daq softwares
Levels of software
Virtual Instrument

Veröffentlicht in: Software

Data acquisition softwares

  1. 1. DATA ACQUISITION SOFTWARES
  2. 2. THE PURPOSE OF A DATA ACQUISITION SYSTEM • To measure a physical phenomenon such as light, temperature, pressure, sound, etc. • The building blocks of a Data Acquisition system  Transducer  Signal  Signal Conditioning eXtensions for Instrumentation (SCXI)  Data Acquisition (DAQ) device  Driver level and application level software 2
  3. 3. ARCHITECTURE OF DATA ACQUISITION SYSTEM 3
  4. 4. DAQ SOFTWARES 4
  5. 5. ARCHITECTURE OF DAQ SOFTWARE 5
  6. 6. LEVELS OF SOFTWARE 6
  7. 7. NI - DAQ • Driver level software  DLL that communicate with DAQ device • Supporting National Instruments softwares  National Instruments LabVIEW  National Instruments Measurement Studio • Supporting 3rd party languages  Microsoft C/C++  Visual Basic  Borland C++  Borland Delphi 7
  8. 8. MAX • Measurement & Automation Explorer • MAX provides access to all your National Instruments DAQ, GPIB, IMAQ, IVI, Motion, VISA, and VXI devices • Used for configuring and testing devices • Functionality broken into:  Data Neighborhood  Devices and Interfaces  Scales  Software 8
  9. 9. LabVIEW • Virtual Instrument Engineering Workbench • Graphical Programming Software • Designed for ? 9
  10. 10. WHAT IS VIRTUAL INSTRUMENT-VI ??? • Simulate a Virtual Instrument • Versatile • It is stored as … 10
  11. 11. WHAT IS VIRTUAL INSTRUMENT-VI ??? •Front Panel  Controls = Inputs  Indicators = Outputs •Block Diagram  Accompanying "program" for front panel  Components "wired" together Input Output 11
  12. 12. THANK YOU…

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