DRAM access method and a DRAM controller using the same

Abstract

A method for accessing to a DRAM and a DRAM controller of the same, which enables a high speed DRAM access and a DRAM controller. Provided is an accessing method to a DRAM, which comprises the steps of detecting an access type to the DRAM; and changing an access mode depending on the detected access type. Furthermore, provided is an accessing method to a DRAM which comprises the steps of detecting whether a currently accessed row address and an address lastly accessed; and changing an access mode depending on an existence of the coincidence of the detected row addresses.

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