Intelligent disk drive having configurable controller subsystem

Details Intelligent disk drive having configurable controller subsystem Intelligent disk drive having configurable controller subsystem

1990-04-17

1991-06-11

Lee, Thomas C.

Boots, shoes, and leggings

3649269, 36494071, 3649424, 3649521, G06F 1312

Patent

active

050238310

ABSTRACT:
The invention provides a method and circuit for control of intelligent or integrated disk drives whereby a single computer address port may be used for control of two intelligent disk drives. The circuit requires only a single jumper connection for definition of the drive address. Tristate drivers on all output circuits from the disk drive controller to the host computer are disabled when the drive is not selected.

REFERENCES:
patent: 4153933 (1979-05-01), Blume, Jr. et al.
patent: 4360870 (1982-11-01), McVey
patent: 4380052 (1983-04-01), Shima
patent: 4491914 (1985-01-01), Sujaku
patent: 4773005 (1988-09-01), Sullivan

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