Rainbow-electronics DS1215 Manual do Utilizador descarregar pdf (Página 10)

DS1215

032697 10/15

TIMING DIAGRAM: READ CYCLE TO TIME CHIP ROM/RAM = GND

CEI

OE

Q

WE

= V

IH

OUTPUT DATA VALID

t

RC

t

OD

t

RR

t

CO

t

OE

t

COE

t

ODO

t

OEE

TIMING DIAGRAM: WRITE CYCLE TO TIME CHIP ROM/RAM = GND

WE

CEI

D

OE

= V

IH

DATA IN STABLE

t

DS

t

DH

t

DH

t

CW

t

WR

t

WR

t

WP

t

WC

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