• 20x4 Character LCD, BC2004A

20x4 Character LCD display

● COB with metal frame
● 5x7 dots with cursor
● Built-in controller ST7066 or equivalent
● +5V single power supply
● 1/16 duty cycle
● LED B/L pins:15/16,or A/K or 1/2
● Option: LED array / edge B/L,EL B/L
● Option: +3V single power supply
● Option: Negative voltage
Model : BC2004A


BC2004A


BC2004A is 20x4 characters LCD Module (LCM) made using Chip on Board (COB) method and comes with metal frame.

Module dimension of BC2004A is (98x60) mm and viewing area is (77x25.2) mm.

It has built-in controller ST7066 (or equivalent) that provides different language options, English, Japanese, Chinese, Western & Eastern European, Russian etc.

It is available without backlight or with LED, EL backlight options.

BC2004A LCD module is available in gray, yellow/green and blue LCD color.


bc2004a-drawing.png






● Mechanical Data

Item

Standard Value

Unit

Module Dimension

98.0 x 60.0 

mm

Viewing Area

77.0 x 25.2

mm

Dot Size

 0.55 x 0.55 

mm

Character Size

2.95 x 4.75

mm




● Pin Assignment

Pin

Symbol

Function

1

Vss

GND

2

Vdd

+5V (+3V option)

3

Vo

Contrast adjustment

4

RS

H/L register select signal

5

R/W

H/L read/write signal

6

E

H>L enable signal

7~14

DB0~7

H/L data bus line

15

A

Power supply for B/L (+)/

16

K

Power supply for B/L (GND)






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