HARD DISK DRIVE WITH REDUCED POWER CONSUMPTION, RELATED DATA PROCESSING APPARATUS, AND I/O METHOD

摘要

A hard disk drive is disclosed and related methods of reading/writing data are disclosed. The hard disk drive includes a disk serving as a main data storage medium, and first and second buffers storing data to be stored on the disk, as well as a controller defining a data I/O path in relation to a detected operating state of the hard disk drive.