LC74730M データシートの表示（PDF） - SANYO -> Panasonic

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LC74730M

On-Screen Display Controller LSI

SANYO -> Panasonic 

LC74730M

x COMMAND 0 (Display memory write address setup command)

First byte

DA0 to DA7

7

6

5

4

3

2

1

0

Register name

—

—

—

—

V3

V2

V1

V0

State

1

0

0

0

0

1

0

1

0

1

0

1

Register content

Function

Command 0 identification code

Set the display memory write address.

Display memory line address (0 to 9 hexadecimal)

Second byte

DA0 to DA7 Register name

State

Register content

Function

7

—

0 Second byte identification bit

6

—

0

5

—

0

0

4

H4

1

0

3

H3

1

0

2

H2

Display memory character address (0 to 17 hexadecimal)

1

0

1

H1

1

0

0

H0

1

Note: All these registers are set to 0 by a reset due to the RST pin.

y COMMAND 1 (Display character data write setup command)

First byte

DA0 to DA7

7

6

5

4

3

2

1

0

Register name

—

—

—

—

—

—

—

—

State

1

0

0

1

0

0

0

0

Register content

Function

Command 1 identification code

Sets up a display character data write operation

Note

Note

Note

When this command is issued, the

LC74730M is locked in display

character data write mode until the CS

pin goes high.

No. 4247-6/14

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