Renesas PCA4738L-64A Technical Information PDF herunterladen (Seite 105)

102

3886 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS

Fig. 86 Timing diagram (2) (in memory expansion mode and microprocessor mode)

tW

L

(φ)

0

.

5

VC

C

tW

H

(φ)

tC

(φ)

φ

td

(φ-

A

H

)

td

(φ-

A

L

)

td

(φ-

S

Y

N

C

)

tv

(φ-

A

H

)

tv

(φ-

A

L

)

tv

(φ-

S

Y

N

C

)

td

(φ-

W

R

)

tv

(φ-

W

R

)

0

.

5

VC

C

0

.

5

VC

C

0

.

5

VC

C

0

.

5

VC

C

tS

U

(

O

N

W

-φ)

th

(φ-

O

N

W

)

0

.

8

VC

C

0

.

2

VC

C

0

.

8

VC

C

0

.

2

VC

C

tS

U

(

D

B

-φ)

th

(φ-

D

B

)

0

.

5

VC

C

td

(φ-

D

B

) tv

(φ-

D

B

)

0

.

2

VC

C

0

.

8

VC

C

0

.

5

VC

C

td

(

R

E

S

E

T

-

R

E

S

E

TO

U

T)

0

.

5

VC

C

A

D1

5–

A

D8

A

D7–

A

D0

S

Y

N

C

R

D

,

W

R

O

N

W

D

B0–

D

B7

D

B0–

D

B7

R

E

S

E

T

φ

R

E

S

E

T

O

U

T

tv

(φ-

R

E

S

E

TO

U

T)

(

A

t

C

P

U

r

e

a

d

i

n

g

)

(

A

t

C

P

U

w

r

i

t

i

n

g

)

T

i

m

i

n

g

d

i

a

g

r

a

m

i

n

m

e

m

o

r

y

e

x

p

a

n

s

i

o

n

m

o

d

e

a

n

d

m

i

c

r

o

p

r

o

c

e

s

s

o

r

m

o

d

e

(

1

)

T

i

m

i

n

g

d

i

a

g

r

a

m

i

n

m

i

c

r

o

p

r

o

c

e

s

s

o

r

m

o

d

e

1 2 ... 100 101 102 103 104 105 106 107 108 109 110 111 112 113

Kommentare zu diesen Handbüchern

Keine Kommentare