• 20x2 COG LCD Display Module, BO2002A

20x2 COG LCD Display Module

● COG LCD 20x2
● Character LCD
● COG package
● 5x7 dots with cursor
● Built-in controller ST7036i
● +3V single power supply
● 1/16 duty cycle
● I2C series interface
Model : BO2002A


BO2002A


BO2002A is 20x2 character COG (chip on glass) LCD Module with built-in ST7036i controller.

BO2002A 20x2 COG LCM it supports I2C series interface.

COG (chip on glass) is an LCD packaging technology where the controller is mounted directly onto the LCD glass and PCB is not required. COG makes LCD compact, consume less power and also bring down the cost.

It is recommend for compact applications 

Module dimension of BO2002A is (89X30.6) mm and viewing area is (85.0X18.6) mm.


bo2002a-drawing.png






● Mechanical Data

Item

Standard Value

Unit

Module Dimension

89.0 x 30.6 

mm

Viewing Area

85.0 x 18.6

mm

Dot Size

 0.60 x 0.65 

mm

Dot Pitch

3.20 x 5.55

mm




● Pin Assignment

Pin

Symbol

Function

1

VOUT

DC-DC voltage converter. Connect a capacitor between this terminal And VIN when the built-in booster is used.

2

CAP-

For voltage booster circuit (VDD-VSS)

3

CAP+

External capacitor about 0.1uf to 4.7 uf

4

VDD

Power supply

5

VSS

GND

6

SDA

Serial Data input

7

SCL

Serial clock input

8

RST

    External reset pin






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