readymade embedded systems projects & training
DESCRIPTION
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APaper Presentation
on
Embedded Systems
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• Hardware is driven and controlled by software
• Software runs in a computer system (usually a micro-controller)
• Preprogrammed to do specific functionLET US LOOK INTO SOME EXAMPLES……
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Embedded System ???......
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• Microcontroller based lock
• Thermostat controller
• Pacemakerwww.tecnocrats.com @ 9540854414
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• Communications• Automotive automatic braking• Military applications – Missile
guidance systems• Industrial applications• Robotics
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Applications
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System organization
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• Computer design requirement
• System-level requirement
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Embedded system design requirement
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• Real time/reactive operation• Small size, low weight• Safe and reliable• Harsh environment• Cost sensitivity
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Computer design requirement
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• End product utility• System safety and reliability• Controlling physical systems• Power management
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System-level requirement
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• Round robin scheme LOOP:AWAIT TICK;READ S1;TAKE ACTION(S1);READ S2;TAKE ACTION(S2);READ S3;TAKE ACTION(S3);FOREVER
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Software design issues
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Concurrent Programming
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FEATURES:
• Micro kernel architecture
• Message based interprocess communication
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QNX-RTOS
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WAITING
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PROCESS
RUNNING READY
BLOCKED
EVENT
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3 LEVEL ARCHITECTURE:
• Interactive I/O interface• Reactive kernel• Data management
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Synchronous Programming
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• More and more produced processors are used in embedded devices
• New applications like pervasive computing are emerging
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Future Possibilities
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• Book(s):EMBEDDED MICROCOMPUTER SYSTEM- REAL TIME INTERFACING : JONATHAN W. VALVANO
• Website(s):1.HTTP://WWW.CS.CMU.EDU2.HTTP://WWW.EMBEDDED.COM3.HTTP://WWW.ESTEREL.ORG4.HTTP://WWW.QNX.COM
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REFERENCES
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THANK YOU !!!!!.......
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