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DATA WRITING METHOD FOR A FLASH MEMORY, AND CONTROLLER AND STORAGE SYSTEM USING THE SAME

  • US 20110087950A1
  • Filed: 11/19/2009
  • Published: 04/14/2011
  • Est. Priority Date: 10/12/2009
  • Status: Active Grant
First Claim
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1. A data writing method, for writing data from a host system into a flash memory chip, wherein the flash memory chip includes a plurality of physical blocks, the data writing method comprising:

  • configuring a flash memory controller;

    receiving a host write command and write data corresponding to the host write command from the host system and executing the host write command by the flash memory controller;

    giving a data program command to the flash memory chip to write the write data into one of the physical blocks during the host writing command is executed; and

    giving a command to the flash memory chip to determine whether at least portion of data stored in the one of the physical blocks has at least one error bit during the host writing command is executed.

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