NJU6631ACH 查看數據表（PDF） - Japan Radio Corporation

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NJU6631ACH

16-CHARACTER 1-LINE DOT MATRIX LCD CONTROLLER DRIVER

Japan Radio Corporation  

NJU6631A

(1-4-2) 8-character 2-line

<Addressing mode 1: A=0, M1=1>

-The relation between DD RAM address and display position on the LCD is shown below.

1 2 3 4 5 6 7 8 ←Display Position

COM1∼COM8

1st Line 00 01 02 03 04 05 06 07 ←DD RAM Address

2nd Line 08 09 0A 0B 0C 0D 0E 0F ←

COM9∼COM16

(Hexadecimal)

When the display shift is performed, the DD RAM address changes as follows:

(Left Display Shift)

1st Line(00)← 01 02 03 04 05 06 07 08

2nd Line(08)← 09 0A 0B 0C 0D 0E 0F 00

1st Line

2nd Line

(Right Display Shift)

0F 00 01 02 03 04 05 06 →(07)

07 08 09 0A 0B 0C 0D 0E →(0F)

<Addressing mode 2: A=1, M1=1>

-The relation between DD RAM address and display position on the LCD is shown below.

1 2 3 4 5 6 7 8 ← Display Position

COM1∼COM8

1st Line 00 01 02 03 04 05 06 07 ←DD RAM Address

2nd Line 40 41 42 43 44 45 46 47 ←

COM9∼COM16

(Hexadecimal)

When the display shift is performed, the DD RAM address changes as follows:

(Left Display Shift)

1st Line(00)← 01 02 03 04 05 06 07 08

2nd Line(40)← 41 42 43 44 45 46 47 00

1st Line

2nd Line

(Right Display Shift)

47 00 01 02 03 04 05 06 →(07)

07 40 41 42 43 44 45 46 →(47)

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