LCM 12864


 

Read data DB7~DB0 to DDRAM

Display Data

1

1

data

Read display

Write data DB7~DB0 to DDRAM

Display Data

1

0

Write display data

1IN OPERATION

BUSY  0READY

ON/OFF 1:Display on 0:Display off

RST 1:RESET 0Normal

0

0

0

0

RST

OFF

ON/

0

B   U   S   Y

0

1

Status Read

Sets the Y address in the Y address counter.

Y address(0~63)

1

0

0

0

(Y Address)

Set Address

Sets the X address at the X address resgister.

X07

1

1

1

0

1

0

0

(X address)

Set Page

Of the screen.

Indicates the display data RAM displayed at the top

063

Display Start Line

1

1

0

0

Line

Start

Display

Control the display on or off.Internal status and display RAM data is not affected.

1/0

1

1

1

1

1

0

0

0

0

ON/OFF

Display

D0

D1

D2

D3

D4

D5

D6

D7

DI

RW

 

Functions

Code of Instruction

Instruction

    TABLE  3

5Display Control Instructions

Cathode of LED Unit

-

LED-

20

Anode of LED Unit

5V

LED+

19

Negative Voltage for LCD driver

-10V

VEE

18

Chip Reset signal

H/L

RET

17

H:Chip Selection for IC2

H/L

CS2

16

H:Chip Selection for IC1

H/L

CS1

15

DATA BUS

H/L

DB7

14

DATA BUS

H/L

DB6

13

DATA BUS

H/L

DB5

12

DATA BUS

H/L

DB4

11

DATA BUS

H/L

DB3

10

DATA BUS

H/L

DB2

9

DATA BUS

H/L

DB1

8

DATA BUS

H/L

DB0

7

R/W=L, DB7DB0 is locked at its falling edge.R/W=H,E=HDDRAM data is read to DB7DB0

H/L

E

6

R/W=L,E=H

LCM12864
1.Dot matrix:128*64
2.POWER SUPPLY:VDD+5V.The Module can supply -9V by itself,
Display Mode:Y-G,Blue,B&W,

  • COLOR BACKLIGHT:(LED)Y-G,BLUE,WHITE,RED
  • Type:STN
  • Model Number:CM12864-2
  • Brand Name:CM
  • Place of Origin:Hong Kong
  • Country:China (Mainland)
  • telephone:86-0755-61280754
Delivery Time: 7-10days
Supply Ability: 80000 Piece/Pieces per Month
Minimum Order Quantity: 100 Piece/Pieces
Payment Terms: Advanced payment
Port: SHENZHEN FACTORY
COLOR BACKLIGHT: (LED)Y-G,BLUE,WHITE,RED
Type: STN
Model Number: CM12864-2
Brand Name: CM
Place of Origin: Hong Kong
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