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Nonvolatile memory interface protocol which selects a memory device, transmits an address, deselects the device, subsequently reselects the device and accesses data

  • US 5,920,884 A
  • Filed: 06/12/1997
  • Issued: 07/06/1999
  • Est. Priority Date: 09/24/1996
  • Status: Expired due to Fees
First Claim
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1. A method of operating a plurality of non-volatile memory devices comprising the steps of:

  • selecting a first non-volatile memory device to initiate a selected state of said first non-volatile memory device;

    during said selected state, transmitting information identifying a location to be accessed at said first non-volatile memory device;

    thereaftercausing said location identifying information to be stored in a location register of said first non-volatile memory device;

    after transmitting said location identifying information, terminating said selected state of said first non-volatile memory device;

    reselecting said first non-volatile memory device to again initiate said selected state of said first non-volatile memory device; and

    thereafteraccessing a data word from said first non-volatile memory device, said data word being stored at a location determined by said location identifying information.

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