NJU6624B 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJU6624B

12-CHARACTER 1-LINE DOT MATRIX LCD CONTROLLER DRIVER with SMOOTH SCROLL FUNCTION

Japan Radio Corporation  

NJU6624A/B

(e)Display ON/OFF Control

D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

Code MS1 MS0 0 0 1 0 0 1 * * * * * D M B

Display On/Off control instruction which controls the whole display On/Off and the addressed position character

blink, is executed when the codes of (D) and (B) are written into DB2(D) and DB0(B), as shown below.

D

Function

1

Display On.

Display Off.I n this mode, the display data remains in the DD RAM so that it is

0

retrieved immediately on the display when the D change to 1.

M

1

Icon display ON.

0

Icon display OFF.

Function

B

Function

The addressed position character is blinking. Blinking rate is 500ms at

1

fosc=145kHz.

The cursor and the blink can be displayed simultaneously.

0 The character does not blink.

Character Font 5 x 7 dots

(1)Cursor display example

Alternating display

(2)Blink display example

When the number of dot-shift is not set “0” in (j)Dot shift instruction, the blink operation will be ap-

peared at the irregular position.

(f)Address Shift

D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

Code MS1 MS0 0 1 0 0 1 0 * * * * * * * ARL

The Address shift instruction shifts the Address to the right or left without writing or reading display data.

ARL

Function

0 Shifts the address position to the left ((AC) is decremented by 1)

1 Shifts the address position to the right ((AC) is incremented by 1)

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