NJU6676CH 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJU6676CH

64-Common X 132-Segment plus 1-Icon Bit Map Type LCD Controller and Driver

Japan Radio Corporation  

NJU6676

PRELIMINARY

(2) Instruction set

The D7 to D0 data is distinguished as display data or instruction data by the combination of A0, RD

and WR signals.

Table.3 Instruction table

Instruction

Instruction code

Description

AO RD WR D7 D6 D5 D4 D3 D2 D1 D0

1 Display On/Off

0 1 0 1 0 1 0 1 1 1 0 0 :Off

1 1 :On

2 Initial display line set

0 1 0 0 1 D5 D4 D3 D2 D1 D0 Specify DDRAM line

address for COM0

3 Page address set

0 1 0 1 0 1 1 D3 D2 D1 D0 DDRAM page address

4 Column address set

Upper 4-bit

0 1 0 0 0 0 1 D3 D2 D1 D0 DDRAM column address

of upper 4-bits

Column address set

Lower 4-bit

5 Status read

6 Display data write

7 Display data read

8 ADC select

9 Inverse display On/Off

10 Entire display On/Off

11 LCD bias select

12 Read modify write

13 End

14 Reset

15 Common direction select

16 Power control set

17 Driver On/Off

18 EVR mode set

01

00

11

10

01

01

01

01

01

01

01

01

01

01

01

0 0 0 0 0 D3 D2 D1 D0 DDRAM column address

of lower 4-bits

1 D7 D6 D5 D4 0 0 0 0 Read internal status

0 D7 D6 D5 D4 D3 D2 D1 D0 Write DDARM data

1 D7 D6 D5 D4 D3 D2 D1 D0 Read DDRAM data

0 1 0 1 0 0 0 0 0 Select segment direction

1

0 1 0 1 0 0 1 1 0 0 : Normal display

1 1 : Inverse display on

0 1 0 1 0 0 1 0 0 0 : Normal display

1 1 : Entire display on

0 1 0 1 0 0 0 1 0 0 : 1/9 bias

1 1 : 1/7 bias

0 1 1 1 0 0 0 0 0 Increment column address

0 1 1 1 0 1 1 1 0 Release read modify write

0 1 1 1 0 0 0 1 0 Internal reset

0 1 1 0 0 0 * * * Select common direction

1

0 0 0 1 0 1 D2 D1 D0 Set the status of internal

power circuits

0 1 1 1 0 0 1 1 0 0 : Driver Off

1 1 : Driver On

0 1 0 0 0 0 0 0 1 Set EVR mode

EVR register set

01

19 Static indicator On/Off

01

Static indicator register 0 1

set

20 Power save mode On/Off - -

21 NOP

22 Test

01

01

0 * * D5 D4 D3 D2 D1 D0 Set EVR register

*

0 1 0 1 0 1 1 0 0 0 : Off

1 1 : On

0 * * * * * * D1 D0 Set static indicator register

- - - - - - - - - Dual commands of display

Off & entire display On

0 11 1 0 00 1 1

0 1 1 1 1 * * * * Don’t use

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