PSEUDO-CACHE DRAM CONTROLLER HAVING PACKET COMMAND PROTOCOL

PROBLEM TO BE SOLVED: To provide a DRAM controller for utilizing the performance of pseudo- cache DRAM to the maximum by reducing overhead thereby enhancing the processing rate. SOLUTION: A DRAM controller 10 issues an immediately preceding memory access request and a current memory access request t...

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Bibliographic Details
Main Author SHU YUNG LEE
Format Patent
LanguageEnglish
Published 15.05.1998
Edition6
Subjects
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Summary:PROBLEM TO BE SOLVED: To provide a DRAM controller for utilizing the performance of pseudo- cache DRAM to the maximum by reducing overhead thereby enhancing the processing rate. SOLUTION: A DRAM controller 10 issues an immediately preceding memory access request and a current memory access request to a DRAM 14 having a memory array and an output buffer. The controller 10 has a communication protocol between the controller 10 and the DRAM 14. The protocol includes a signal indicative of the state of memory array corresponding to the immediately preceding memory access request formed by the DRAM 14.
Bibliography:Application Number: JP19970041887