JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

Student will be able to

• Develop virtual instruments for specific application using Lab VIEW software.
• Ease the programming required to make computer interact with real world.
• To acquire, analyze and display the throughput of any compatible system.
• Knowledge to connect with third party software and hardware

Course Outcomes

After completion of the course the student is able to:

• Create Virtual Instrument using Lab VIEW software for Control system, Signal Processing and Image processing applications.
• Create effective Virtual Instrument that shall use minimum memory space and work effectively with any processor.
• Interface the computer with DAQ to monitor, process and control real world applications
• Analyze the throughput using the tools in Lab VIEW software

UNIT - I

Virtual Instrumentation: An Introduction, Historical perspective, advantages, blocks diagram and architecture of a virtual instrument, data-flow techniques, graphical programming in data flow, comparison with conventional programming.

UNIT - II

VI Programming Techniques: VIs and sub-VIs, loops and charts, arrays, clusters and graphs, case and sequence structures, formula nodes, local and global variables, string and file I/O, Instrument Drivers, mathscript.

UNIT - III

VI Interface Requirements: Common Instrument Interfaces: Current loop, RS 232C/ RS485, GPIB. Bus Interfaces: USB, PCMCIA, VXI, SCSI, PCI, PXI, Firewire. PXI system controllers, Ethernet control of PXI, VISA and IVI, Data Acquisition Hardware

UNIT - IV

Application of Virtual Instrumentation: Application of Virtual Instrumentation: Instrument Control using RS-232C and IEEE488, Development of Virtual Instrument using GUI, Real-time systems, Embedded Controller, OPC, Active X programming, Publishing measurement data in the web.

UNIT - V

VI toolsets: Distributed I/O modules, Control Design and Simulation, Digital Signal processing tool kit, Image acquisition and processing, Motion control

TEXT BOOKS:

• 1. LabVIEW Graphical Programming, Gary Johnson, Second edition, McGraw Hill, New York, 1997.
• 2. LabVIEW for everyone, Lisa K. wells & Jeffrey Travis Prentice Hall, New Jersey, 1997.

REFERENCE BOOKS:

• 1. Kevin James, PC Interfacing and Data Acquisition: Techniques for Measurement, Instrumentation and Control, Newnes, 2000.
• 2. Rick Bitter, LabVIEW advanced programming technique, 2nd Edition, CRC Press, 2005
• 3. Jovitha Jerome, Virtual Instrumentation using LabVIEW, 1st Edition, PHI, 2001.