Disc controller: The electronic circuitry whixh buffers ,times ,and formats data during its transfer between th computer and disc drive. A single contriller may act as an interface for several discs drives.

• 磁碟控制器:在电脑和磁碟驱动器之间的电子电路，在传送数据时作格式化、计时和缓冲。一部控制器可接驳数个磁碟驱动器。