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<h2>Search results</h2><ol><li>
<h3>
  <a href="https://yaffs.net/documents/yaffs-robustness-and-testing">YAFFS Robustness and Testing</a>
</h3>

  <p>…  layer (FTL) – a driver model which makes flash <strong>memory</strong> appear as a disk drive – in conjunction with a …  development of file systems designed specifically for flash <strong>memory</strong>. These are known as flash file systems.  
  Flash …  the use of KLEE and other tools.  
  4.6 Open Source <strong>Usage</strong>  
  Open Source <strong>usage</strong> of Yaffs opens it up to testing …</p>
  <p><span lang="" about="/user/charles-manning" typeof="schema:Person" property="schema:name" datatype="">Charles Manning</span> - 7 Jun 2017 - 11:05pm</p>
</li><li>
<h3>
  <a href="https://yaffs.net/documents/faq">FAQ</a>
</h3>

  <p>…  with knock-on effects in other parameters like RAM <strong>usage</strong>.  

    How many files can there be?    

  There is …  surveyors in the field we determined that extreme lifetime <strong>usage</strong> would be:  

    20MB per day.  
	  200 days per year  …  cell, allows more than one bit state to be stored in a <strong>memory</strong> cell. MLC Flash often allows four state (ie. 2 bits) …</p>
  <p><span lang="" about="/user/admin" typeof="schema:Person" property="schema:name" datatype="">Admin</span> - 2 Jun 2017 - 1:56pm</p>
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<h3>
  <a href="https://yaffs.net/documents/how-yaffs-works">How Yaffs works</a>
</h3>

  <p>…  supported 512-byte page NAND devices with a SmartMedia-like <strong>memory</strong> layout.  
  Yaffs2 is a follow-up to Yaffs1 extending …  is deleted too.  
   
  
  6 The Yaffs NAND model  
  The <strong>memory</strong> in NAND flash is arranged in     pages.     A page is …  the document). For explanation purposes, we shall consider <strong>usage</strong> of fictitious NAND type that has 4 chunks per block, …</p>
  <p><span lang="" about="/user/charles-manning" typeof="schema:Person" property="schema:name" datatype="">Charles Manning</span> - 27 Jun 2017 - 3:33am</p>
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<h3>
  <a href="https://yaffs.net/archives/yaffs-original-specification">Yaffs Original Specification</a>
</h3>

  <p>…  There are pros and cons with all of these.  

  Flash <strong>memory</strong> has quite a few constraints which will not be …  these file systems work reasonably well. They have a low <strong>memory</strong> footprint and scale well. Like all FAT based systems …  systems scale particularly well in both boot time and RAM <strong>usage</strong>. Scaling is particularly relevant when one considers …</p>
  <p></p>
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<h3>
  <a href="https://yaffs.net/documents/yaffs-direct-interface">Yaffs Direct Interface</a>
</h3>

  <p>…  with similar file systems.  
   
  
  Yaffs has a lower <strong>memory</strong> footprint than most other log-structured flash file …  required.  
   
  
  Yaffs can be used with a wide range of <strong>memory</strong> technologies.  
   
  
  5 Source Code and Yaffs …  used for tags. The mapping between the spare bytes and the <strong>usage</strong> of the bytes is specified in yaffs_packedtags1.c  
  …</p>
  <p><span lang="" about="/user/admin" typeof="schema:Person" property="schema:name" datatype="">Admin</span> - 7 Jun 2017 - 11:53pm</p>
</li><li>
<h3>
  <a href="https://yaffs.net/archives/yaffs-nand-specific-flash-file-system-introductory-article">YAFFS: the NAND-specific flash file system - Introductory Article</a>
</h3>

  <p>…  fast, but has other limitations. The most common consumer <strong>usage</strong> of NAND flash is on SmartMedia cards which are just …  interface: wrapper layer between yaffs_guts and the NAND <strong>memory</strong> access functions. eg. calls Linux mtd layer or RAM …  functions: wrapper functions for services such as <strong>memory</strong> allocation etc.  
   
  
This modular design has …</p>
  <p></p>
</li><li>
<h3>
  <a href="https://yaffs.net/archives/fuel-embedded-database-use-yaffs">FUEL Embedded Database for use with YAFFS</a>
</h3>

  <p>…  YAFFS team up to offer new generation of database and flash <strong>memory</strong> solutions for developers of Mobile Handsets and Consumer Electronics.  
  Revolutions in flash <strong>memory</strong> technology have greatly increased the practical uses …  a limited number of choices. The shock resistance, power <strong>usage</strong> and smaller form factor makes flash <strong>memory</strong> a superior …</p>
  <p></p>
</li><li>
<h3>
  <a href="https://yaffs.net/archive/jffs2-and-nand-study">JFFS2 and NAND study</a>
</h3>

  <p>…    
  
  Both families of flash technology have significant <strong>usage</strong> restrictions which require special consideration when using the devices for file storage:  
  
  
  All flash <strong>memory</strong> blocks can only endure a limited number of erasure …  a file needs to be overwritten, it is a limitation of flash <strong>memory</strong> that the new data cannot just overwrite the data at …</p>
  <p></p>
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