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Data validity determining method for flash EEPROM and electronic control system

  • US 20060218340A1
  • Filed: 03/21/2006
  • Published: 09/28/2006
  • Est. Priority Date: 03/22/2005
  • Status: Abandoned Application
First Claim
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1. A data validity determining method for a flash EEPROM, comprising:

  • storing data in a data verification space of the flash EEPROM in such a manner that the data is stored in a data space of the data verification space, which is interposed between a leading end location and a trailing end location in the data verification space, and each of the leading end location and the trailing end location of the data verification space stores its corresponding predetermined identification information having corresponding predetermined identification data;

    verifying whether each of the predetermined identification information in the leading end location and the predetermined identification information in the trailing end location contains the corresponding predetermined identification data; and

    determining that the data in the data space is valid when it is verified that each of the predetermined identification information in the leading end location and the predetermined identification information in the trailing end location contains the corresponding predetermined identification data.

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