NJU6682 データシートの表示（PDF） - Japan Radio Corporation

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NJU6682

160-common x 132-segment DOT MATRIX LCD DRIVER FOR 4 GRAY SCALE

Japan Radio Corporation  

NJU6682

(2)Instruction

The NJU6682 distinguishes the signal on the data bus D0 to D15 by conbination of A0, RD, and WR(R/W). The decode of the

instruction and exection performes only depending on the internal timing only neither the external clock. In case of serial interface, the

data input as MSB first serially.

The table.4 shows the instruction codes of the NJU6682.

Table.4

Instruction

Code

A0 RD WR D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

Description

(1) Display ON/OFF

(2) Z Address Set

(3) X Address Set

(4) Y Address Set

(5)

Status Read

(6) Write Desplay Data

(7) Read Desplay Data

Normal or Inverse

(8)

of ON/OFF

Static Drive

(9)

ON/OFF

Partial

(10)

Display

n-Line Inverse

(11)

Resister Set

(12) EVR Resister Set

Variable RAM

(13)

Mapping Mode

0 10 0 0000000

*

0 1 0 0010101

Line Address

0 1 0 00100000* *

X Address

0 1 0 0010100

Y Address

0 LCD Display ON/OFF

1 D0=0:OFF, D0=1:ON

Determine the Line Address of

RAM to the COM0.

Determine the X Address of

Display RAM.

Determine the Y Address of

Display RAM.

001

Status

00

Status

0 0 Read out the internal status.

110

Write Data

101

Read Data

0 1 0 00000001

*

0 1 0 00000010

*

Write the data into the Display

Data RAM

Read the data from the Display

Data RAM

0 Inverse the ON and OFF Display

1 D0=0:Normal D0=1:Inverse

0 Whole Display Turns ON

1 D0=0:Normal D0=1:Whole Display ON

0 1 0 00110000 *

Start Unit of 1st Block Set the Display Start Unit of Block 1

0 1 0 00110001 *

Display Unit Number of 1st Block Set the Display Unit Number of Block 1

0 1 0 00110010 *

Start Unit of 2nd Block Set the Display Start Unit of Block 2

0 1 0 00110011

*

Display Unit Number of 2nd Block Set the Display Unit Number of Block 2

0 1 0 00110100

*

0 Display the Status

0 1 0 00000011 *

The Number of

Inverse Line

Set the number of inverse line

0 1 0 00001000

EVR Resister Data

Set the V5 output level to the

EVR resister

0 1 0 0100000

Y Address of Display Block 1

Set Y address of Display block 1

0 1 0 01000010

*

Line Number of Block 1 Set the line number of Display block 1

0 1 0 0100010

Y Address of Display Block 2

Set Y address of Display block 2

0 1 0 0 1 0 0 0 1 1 0 * Line Number of Block 2

0 1 0 0100100

Y Address of Display Block 3

Set the line number of Display block 2

Set Y address of Display block 3

0 1 0 0 1 0 0 1 0 1 0 * Line Number of Block 3

0 1 0 0100110

Y Address of Display Block 4

Set the line number of Display block 3

Set Y address of Display block 4

0 1 0 0 1 0 0 1 1 1 0 * Line Number of Block 4

0 1 0 0101000

Y Address of Display Block 5

Set the line number of Display block 4

Set Y address of Display block 5

0 1 0 01010010 *

Line Number of Block 5

0 1 0 0101010

Y Address of Display Block 6

0 1 0 01010110 *

Line Number of Block 6

Set the line number of Display block 5

Set Y address of Display block 6

Set the line number of Display block 6

0 1 0 0101100

Y Address of Display Block 7

Set Y address of Display block 7

0 1 0 01011010 *

Line Number of Block 7

0 1 0 0101110

Y Address of Display Block 8

Set the line number of Display block 7

Set Y address of Display block 8

0 1 0 01011110 *

0 1 0 01100000

Line Number of Block 8

0

*

1

Set the line number of Display block 8

Variable RAM Mapping Mode

D0=0:ON D0=1:OFF

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