12864 Graphic LCD Display

Display Format

128 x64 dots

LCD Type

STN-BLUE-NEGATIVE

Polarizer Mode

TRANSMISSIVE  

Drive Method

1/32 Duty, 1/6 Bias

Viewing Direction

6 O’clock

Controller

ST7920-0B With GB code simplified character set

Interface

6800 Series 8-Bit Parallel Interface or Serial interface

Backlight

White LED Backlight

Item

Description

Unit

Module Dimension

93.0(W)x70.0(H)x13.5(Max)(T)

mm

Viewing Area

72.0(W)x39.0(H)

mm

Active Area

66.52(W)x33.24(H)

mm

Dot Size

0.48(W)x0.48(H)

mm

Dot Pitch

0.520(W)x0.52(H)

mm

Character Size

——

mm

PIN No.

Symbol

Level

Description

1

VSS

P

Ground

2

VDD

P

Power supply for logic(+5.0V)

3

V0

P

Power supply for LCD

4

RS(CS)

H/L

Parallel Mode: Register select.

0: Select instruction register (write)

or busy flag, address counter (read); 

1: Select data register (write/read). 

Serial mode: Chip select. 

1: chip enabled; 

0: chip disabled.

5

R/W(SID)

H/L

Parallel Mode: Read/Write control. 

0: Write; 

1: Read.

Serial Mode:Serial data input.

6

E(SCLK)

H,H→L

Parallel Mode:1: Enable trigger.  

Serial Mode:Serial clock input.

7

DB0

H/L

Data Bit0

8

DB1

H/L

Data Bit1

9

DB2

H/L

Data Bit2

10

DB3

H/L

Data Bit3

11

DB4

H/L

Data Bit4

12

DB5

H/L

Data Bit5

13

DB6

H/L

Data Bit6

14

DB7

H/L

Data Bit7

15

PSB

H/L

Interface selection:

0: serial mode; 

1: 8/4-bit parallel bus mode.

16

NC

--

No Connection

17

/RST

H/L

System reset input (Low active).

18

VOUT

P

LCD voltage doubler output. (≦7V)

19

BLK

P

Power supply for LED Backlight (0V)

20

BLA

P

Power supply for LED Backlight (＋5.0V)