Magnetic disk drive control apparatus and method

Details Magnetic disk drive control apparatus and method Magnetic disk drive control apparatus and method

1981-04-28

1984-07-03

Konick, Bernard

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the record

360 69, G11B 1548

Patent

active

044582730

ABSTRACT:
A microprocessor for control of a disk drive is shown which utilizes status signals passed back to the processor indicating the status of operation of the drive. A clock is provided for precise measurement of the elapsed time between consecutive read or write operations and for stopping the drive motor after a specified delay.

REFERENCES:
patent: 3940743 (1976-02-01), Fitzgerald
patent: 4005483 (1977-01-01), Kuwano
patent: 4200928 (1980-04-01), Allan et al.
patent: 4204249 (1980-05-01), Dye et al.
patent: 4228387 (1980-10-01), Brown
patent: 4233666 (1980-11-01), Walberg et al.
patent: 4245300 (1981-01-01), Kaufman et al.
"Figure 9. Interface Connections", Shugart Company Model 801 disk drive.

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