floppy disk controller.
* IBM PC XT/AT drive system compatible
* Supports 2 drives (MS-DOS support)
* 1.2M/360K/720K format selectable .
* IBM PC drive system address decoder
The UM8398 is a VLSI Floppy Disk Controller (FDC) chip, which contains the circuitry and c9ntrol functions for interfacing a processor with up to 2 floppy disk drives. It Is capable of supporting 360K Bytes, 1.2M Bytes (in 5%'' diskette drives), 720K.
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