LC74761 Просмотр технического описания (PDF) - SANYO -> Panasonic

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Компоненты Описание

производитель

LC74761

CMOS IC On-Screen Display LSI

SANYO -> Panasonic 

LC74761, LC74761M

1 COMMAND0: Display Memory Write Address Setting Command

First data 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

The command 0 identification code:

sets the display memory write address.

Display memory line address (from 0 to B (hexadecimal))

Note

Second byte

DA0 to DA7 Register name

State

Register content

Function

7

—

0

Second byte identification code

6

—

0

5

—

0

0

4

H4

1

0

3

H3

1

0

2

H2

Display memory character address (from 0 to 17 (hexadecimal))

1

0

1

H1

1

0

0

H0

1

Note: When the chip is reset by the RST pin, the register states (bits) are all cleared to 0.

Note

2 COMMAND1: Display Character Data Write Setting Command

First byte

DA0 to DA7

7

6

5

4

3

2

1

0

Register name

—

—

—

—

—

—

at2

at1

State

1

0

0

1

0

0

0

1

0

1

Register content

Function

The command 1 identification code:

sets the display memory write address.

Turns character attribute 2 off.

Turns character attribute 2 on.

Turns character attribute 1 off.

Turns character attribute 1 on.

Note

When this command is entered, the

chip locks in display character write

mode until the CS pin is set high.

Specifies highlight or flashing.

Specifies reverse video.

No. 4846-8/21

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