FD1791B Description
IIVESTERIV DIGITAL CDR PO RAT /0 N FD1791A/B Floppy Disk Formatter/Controller.
FD1791B Key Features
- SOFT SECTOR FORMAT PATIBILITY
- AUTOMATIC TRACK SEEK WITH VERIFI
- ACMODATES SINGLE AND DOUBLE
- READ MODE Single/Multiple Record Read with Automatic Search or Entire Track Read Selectable 128 Byte or Variable Length
- WRITE MODE Single/Multiple Record Write with Automatic Sector Search Entire Track Write for Diskette Initialization
- PROGRAMMABLE CONTROLS Selectable Track to Track Stepping Time Selectable Head Settling and Head Engage Times
- SYSTEM PATIBILITY Double Buffering of Data 8 Bit Bi-Directional Bus for Data, Control and Status D~A or Programmed Data
- WRITE PREPENSATION (MFM AND FM)
- WINDOW EXTENSION (IN MFM)
- INCORPORATES ENCODING/DECODING