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Table 8 Performance evaluation between HEROS and TinyOS.

From: An Embedded System Dedicated to Intervehicle Communication Applications

  HEROS (AT91SAM7S256) TinyOS (ATmega128)
Operations Cost (cycle) Time (s) Cost (cycle) Time (s)
Scheduling a task 43 0.895 46 11.5
Context Switch 56 1.165 51 12.75
Hardware Interrupt (hw) 5 0.104 9 2.25
Hardware Interrupt (sw) 61 1.269 71 17.75
OS Size (byte)     
CODE 3572 1272
DATA 432   48