© 2008 Bloomy Controls. All Rights Reserved Simplified ATE Operation for Production Test Rob Putala Sr. Systems Engineer Bloomy Controls, Inc.

Test and measurement experts since 1992 Turnkey systems, consulting, and training National Instruments Certifications Platinum Alliance Partner Electronic Design Specialty 5 Certified LabVIEW Developers 13 Certified LabVIEW Architects 3 Certified TestStand Developers & Architects 12 Certified Professional Instructors Wrote The LabVIEW Style Book 3 NI Certified Training Centers About Bloomy Controls

Topic Historical progression of bench-top test systems Advantages of a real time controller to simplify bench-top test

Commercial Off The Shelf Instrumentation DMM Signal Generator HiPot Etc… Benchtop Test System

4 Implemented by written test procedures Hardcopy Test Procedures

5 Read once Referenced on occasion On the fly edits to address problems Usually performed by local knowledge Hardcopy Test Procedures

Takes bench space Non-Production uses parts lookup surfing games Support Costs Old OSs PCs to control test equipment

7 PC Hardware advanced very fast Support Issues

ADD…. Complex operation IT Support Support Costs PCs to control test equipment

No Monitor, Keyboard, Mouse Test – Stop – Retest Pass - Fail Headless ATE

Single board RIO from National Instruments Reads pushbuttons Controls LEDs Operates COTS equipment Communicates with the central PC Processes raw data Executes real time OS LabVIEW RT Not prone to virus attack Reliable Embedded Controller

Controls Testing Collects Data One customer reduced the PC count from seventeen to two! System Architecture

push the configuration and test set up sends commands to initiate testing receives pass/fail time-stamped data calculates overall SPC information provides status sends alarms Supervisor Software

SPC Screen

System Status Screen

Simple to use Reliable Repeatable test setup SPC Data Collection in real time Process variance is reduced Advantages of Headless ATE

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