版本 32ba27ec564200d8bf146e1e3a0b565319ef5934

embedded/2012w4

Changes from 32ba27ec564200d8bf146e1e3a0b565319ef5934 to efd869fb9fcee0468e9adf9ccdab510f370c5be7

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Week #4 : Oct  9
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Materials
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- `Co-routines vs. Tasks<http://www.freertos.org/taskandcr.html>`_
- `The Architecture of Open Source Applications: FreeRTOS<http://www.aosabook.org/en/freertos.html>`_
  * `簡體中文翻譯<http://www.ituring.com.cn/article/4063>`_

Reference
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- `FreeRTOS Implementation<http://www.freertos.org/implementation/main.html>`_