Description
(l)UMC UM8272A / UM8272A'-4 : : : : : : : : : : : : : Floppy Disk Controller .
The UM8272A is an LSI Floppy DIsk Controller (FDC) Chip, which contains the circuitry and control functions for interfacing a processor to 4 Floppy D.
Features
* IBM Compatible in Both Single and Double Density Recording Formats
* Programmable Data Record Lengths: 128, 256, 512, or 1024 Bytes/Sector
* Multi-Sector and Multi-Track Transfer Capability
* Drives Up to 4 Floppy or Mini-Floppy Disks
* Data Transfers in DM
