Method for compressing output data and a packet command driving type memory device

摘要

The present invention relates to a packet command driving type memory device, a method for compressing output data according to the present invention is characterized to write first data of a certain bit in a corresponding address of core cell regions, read the first data of a certain bit written in the address, compare the written data and the read data by dividing it to an upper certain bit and a lower certain bit, generate compressed data of 1 bit with an information about whether a fail is.