Register circuit for copying contents of one register into anoth

Details Register circuit for copying contents of one register into anoth Register circuit for copying contents of one register into anoth

1991-09-06

1993-09-14

Fears, Terrell W.

Static information storage and retrieval

Read/write circuit

With shift register

365154, G11C 1300, G11C 1140

Patent

active

052455750

ABSTRACT:
A register circuit is disclosed which has input/output data lines, a first register having a first flip-flop and a first transfer gate provided between the input/output terminals of the flip-flop and the input/output data lines and connect them in response to a first selection signal, a second register having a second flip-flop and a second transfer gate provided between the input/output terminals of the flip-flop and the input/output data lines and connect them in response to a second selection signal, and a copy control circuit having a first and a second transistors, connected in series between the input/output terminals of the second flip-flop and the power terminals, to which are supplied stored data of the first flip-flop and a copy signal, respectively.

REFERENCES:
patent: 4953127 (1990-08-01), Nagahashi et al.

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