A peripheral controller specifically to handle transfers between main storage and two or more magnetic disc units. Typical functions include bit-serial/bit parallel conversion, error detection (and, possibly, correction), buffering, controlling transfers, and disc initialization. A disc controller that handles formatting and transfer functions for a small number of disc drives (say, two or four) may be termed a controller/formatter or formatter.; 一種外圍控制器,具體地說,在主存儲器和兩個或更多的磁盤機(jī)之間控制傳輸。典型的 功能包括位串行/位并行轉(zhuǎn)換、錯誤檢測(并可能包括校正)、緩沖寄存、控制傳輸以及磁盤 初始化。對于少量的磁盤驅(qū)動器(如兩個或四個),控制格式化和傳輸功能的一種磁盤控制器 可稱為控制器/格式化器或格式化器。參閱formatter。