1. Enhanced TOSSIM for Sensor Network Simulations Raju Kumar and Aditya YSV CS598C : Virtual Machines and Their Applications Spring 2006

2. TinyOS Event driven Split phase paradigm Components and Interfaces Commands, Events and Tasks

3. TOSSIM Scalability Completeness Fidelity Bridging Comparison with NS-2

4. TOSSIM Highlights Compiler support Hardware emulation  ADC  Clock  Radio stack  EEPROM Radio Models TinyViz

5. Enhanced TOSSIM Goals Locating bottlenecks to decrease simulation time and providing solutions Multiple applications Heterogeneous networks Mobility Models Timer overflow issues Explore additional functionality

6. References Levis, P., Lee, N., Welsh, M., and Culler, D. 2003. TOSSIM: accurate and scalable simulation of entire tinyOS applications. In Proceedings of the 1st international Conference on Embedded Networked Sensor Systems (Los Angeles, California, USA, November 05 - 07, 2003). SenSys '03. ACM Press, New York, NY, 126-137. Shnayder, V., Hempstead, M., Chen, B., Allen, G. W., and Welsh, M. 2004. Simulating the power consumption of large- scale sensor network applications. In Proceedings of the 2nd international Conference on Embedded Networked Sensor Systems (Baltimore, MD, USA, November 03 - 05, 2004). SenSys '04. ACM Press, New York, NY, 188-200. TinyOS webpage - http://tinyos.net/http://tinyos.net/ TOSSIM Manual - http://www.cs.berkeley.edu/~pal/pubs/nido.pdfhttp://www.cs.berkeley.edu/~pal/pubs/nido.pdf

7. Thank You !