MC145026 查看數據表（PDF） - Freescale Semiconductor

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MC145026

Encoder and Decoder Pairs CMOS

Freescale Semiconductor 

NO

HAS

THE TRANSMISSION

BEGUN?

YES

DOES

THE 5–BIT

NO

ADDRESS MATCH

THE ADDRESS

PINS?

YES

STORE

THE

4–BIT

DATA

DOES

THIS DATA

NO

MATCH THE PREVIOUSLY

STORED

DATA?

YES

IS THIS

AT LEAST THE

2ND CONSECUTIVE

NO

MATCH SINCE VT

DISABLE?

YES

LATCH DATA

ONTO OUTPUT

PINS AND

ACTIVATE VT

DISABLE VT

ON THE 1ST

ADDRESS MISMATCH

DISABLE VT

ON THE 1ST

DATA MISMATCH

HAVE

YES

4–BIT TIMES

PASSED?

NO

HAS

NO

A NEW

TRANSMISSION

BEGUN?

YES

DISABLE

VT

Figure 13. MC145027 Flowchart

MC145026•MC145027•MC145028•SC41343•SC41344

12

MOTOROLA

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