Real-Time Test Gutierrez

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The NI approach in the verification and validation of embedded systems: sy stems: Realeal-Time Time Test Javier Gutierrez

Business Development Manager, Europe









Verif erificati ication on & Valida Validation tion • “Are we building the product • “Are we building the

Field Test Plant Modeling

Model-in-theLoop

product“ .

Validation (reuse plant model)

Requirement s

Verification (real plant) Lab Test Rigs

Physical Testing

“ .









What is embedded software validation? • Check

that a product meets initial requirements, specifications and regulations

• Often

categorized into

•

Performance erformance requirements requirements – Did it meet specifications? specifications?

•

Functional requirements requirements – Did it work without error?

•

Safety Safety requirements requirements – Does it handle error error conditions conditions gracefully? gracefully?

Many engineers

relegate this process to









Why is software verification so important? for certain markets and certifications

• •

DO-178C

•

ISO 26262

• Increasing

software content

• Your

customers increasingly make buying decisions based on software features

• Integration • Margin

of multiple technologies

enhancement through innovation









The holy grail • Oscilloscope

for software

test system that that is available at of product development.

•

and

•

– “We “We can run it overnig overnight ht and after every every build”

•

– “We “We have have records and notifications of changes”

•

•

– “We “We can technic technically ally test test that all of our products requirements are covered”











Product selection test system that that is available at of product development.

•

•

and











Software Architecture











Tradi raditiona tionall Vie View w of the Dev Developm elopment ent Process

Design

Physical Testing











Testi esting ng Throughout the Process Physical Testing











Test Continuity













Test & Design Components…once, right, smarter













Lear Systems Validation Results













Lear Systems Validation Results

























PUMP ECU









































































































Certifying Safety Critical Systems IBM Rational and National Instruments are teaming together to provide an . • • •

•

all the way to test and back between ALL teams, including inc luding test Quality and test considered from the outset, not an afterthought, afterthought, of identifying and correcting defects throughout project phases and between









Why do customers choose NI? hardware & software platform

• • Increased

from testing throughout the design process

• Easily • Greatest Greatest

modular test systems

variety, variety, value, & av availabi ailability lity of commercial off-the-shelf ( ) products









Questions?

Web Resources • ni.com/veristand • ni.com/hil • ni.com/realtimetest

[email protected]









Real-Time Test Gutierrez

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