Table of Contents
PPT Slide
Virtual Machines, Real Time
The State of the Embedded Systems Industry
Software Complexity
Impending Collision
What is Causing the Merge
Historical Function Implementation
Function Migration to Software
Function Migration in Smaller Devices
Software Growth
Case Example: JPL’s Mission Data System
System Interaction: Real-Time Defined
Limited Interaction Between Systems
Case Example
Case Example
Real-Time _ Real-Fast
Increased Customer Demands
Learning from the Past
Software Crises?
Java Language Advantages
From Applications to System Software
Barriers to Using Java for Embedded System-Software
Application Level Unpredictability
Unpredictability in Hardware
Intel x86 Context Switch Latencies, msec
Unpredictability in JVMs
aJile’s Approach for Real-Time Embedded JVM Execution
aJile’s Approach (cont’d.)
aJile’s Approach (cont’d.)
aJile JEMCoreTM Block Diagram
aJile aJ-100TM Block Diagram
aJ-100 chip implementation
Dual-Thread Benchmarks
The Real-Time Specification for Java
JSR-01 Progress
Guiding Principles
Features
Memory Management
Memory Management
Asynchronous Support
Keyboard Playing Robots
Robots
Conclusion
PPT Slide
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