Patent ID: 6446140
Filing Date: 2002-09-03
Classification: G06F

Abstract:
A data input/output device in which a controller for performing input/output control has a function of storing file data directly into a storage part for storing file data, wherein;said controller comprises; an area securing means for securing an area having a specified size in said storage part in order to write said file data into said storage part, a detecting means for detecting the starting address of said area of said storage part secured by said area securing means, and a writing means for writing said file data fromsaid starting address detected by said detecting means; and when the size of said file data is larger than the size of said area, said area securing means secures the next area for writing the rest of said file data, said detecting means detects the starting address of said next area, and said writing means writes the rest of said file data from the starting address of said next area.