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FD1771-01 - FLOPPY DISK FORMATTER/CONTROLlER

General Description

The FD1771 is a MOS/LSI device that performs the functions of a Floppy Disk Controller/Formatter.

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Key Features

  • SOFT SECTOR FORMAT.

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Datasheet Details

Part number FD1771-01
Manufacturer Western Digital
File Size 955.55 KB
Description FLOPPY DISK FORMATTER/CONTROLlER
Datasheet download datasheet FD1771-01 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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WESTERN DIGITAL COR PO RAT /0 N FD1771-01 Floppy Disk Formatter/Controller FEATURES • SOFT SECTOR FORMAT COMPATIBILITY • AUTOMATIC TRACK SEEK WITH VERIFICATION • READ MODE Single/Multiple Sector Write with Automatic Sector Search or Entire Track Read Selectable 128 Byte or Variable Length Sector • WRITE MODE Single/Multiple Sector Write with Automatic Sector Search Entire Track Write for Diskette Formatting • PROGRAMMABLE CONTROLS Selectable Track-to-Track Stepping Time Selectable Head Settling and Head Engage Times Selectable Three Phase or Step and Direction and Head Positioning Motor Controls • SYSTEM COMPATIBILITY i Double Buffering of Data a-Bit Bi-Directional .... Bus for Data. Control and Status DMA or Programmed Data Transfers All Inputs and Outputs are TTL Compatible .