M66305AFP 查看數據表（PDF） - MITSUBISHI ELECTRIC

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M66305AFP

TOGGLE LINE BUFFER

MITSUBISHI ELECTRIC  

MITSUBISHI 〈DIGITAL ASSP〉

M66305AP/AFP

BASIC TIMING DIAGRAM

ICE

SICLK

SIDATA

D0(B)

D1(B) D2(B) D5118(B)

D5119(B)

BF

T

OCE

SOCLK

SODATA

D0(A)

D1(A)

D5118(A) D5119(A)

INT

CAS1

TOGGLE LINE BUFFER

D0(C)

D0(B)

* Circuit operates as shown in this timing chart in case one line length 5,120. If the line length is shorter than this, BF stays “H” status.

Start

OPERATION FLOWCHART

During the first cycle of operation after reset, write operation

is possible but read operation is impossible. Input toggle sig-

nal (T) after the one-line data is written.

During the second and following cycles, the previous written

data can be output or new data can be written in parallel. Af-

ter one-line data is written and output is completed (INT out-

put), input toggle signal (T).

Reset

Write operation

Completion? NO

YES

Toggle signal

Write operation

Output operation

Write

completion and INT

detection?

NO

YES

Completion? NO

YES

END

4

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