Command interface between user commands and a memory device

Details Command interface between user commands and a memory device Command interface between user commands and a memory device

1994-01-21

1995-10-31

Rudolph, Rebecca L.

Boots, shoes, and leggings

364DIG1, 3642498, 3642466, G06F 1200

Patent

active

054637570

ABSTRACT:
A command state machine for control circuitry associated with a memory array which control circuitry includes apparatus for programming and erasing the memory array including first state machine logic apparatus for providing control signals for reading the memory array and for initiating operations of the apparatus for programming and erasing the memory array in response to commands, and second state machine logic apparatus for controlling information derived from the memory array, the first and second state machine logic apparatus being adapted to assume predetermined states in response to any invalid command which have no adverse affect on the memory array or the control circuitry.

REFERENCES:
patent: 4875156 (1989-10-01), Tanagawa et al.
patent: 5222046 (1993-06-01), Kreifels et al.
Mano, Morris, Digital Logic and Computer Design, Prentice-Hall, Inc., 1979 pp. 217-230.
Intel Memory Products Databook, 1991, pp. 6-55, 6-56, 6-60 through 6-66.

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