144x32 Graphic LCD Display Module
● Built-in controller ST7920
● +3.3V single power supply
● 1/32 duty cycle
BG14432A
BG14432A is a monochrome 144x32 graphic LCD display module made using Chip on Board (COB) method and comes with metal frame.
It has a built-in controller ST7920.
Module dimension of BG14432A is (84x44) mm and viewing area is (66.0x16.0) mm.
It supports 3.3V single power supply.
● Mechanical Data
Item |
Standard Value |
Unit |
Module Dimension |
84.0 x 44.0 |
mm |
Viewing Area |
66.0 x 16.0 |
mm |
Dot Size |
0.37 x 0.37 |
mm |
Dot Pitch |
0.42 x 0.42 |
mm |
● Pin Assignment
Pin
Symbol
Function
1
Vss
Ground
2
Vdd
+3.3V
3
Vo
NC
4
RS
H/L register select signal
5
R/W
read/write signal
6
E
H─>L enable
signal
7~14
DB0~7
H/L bus line
15
A
Power Supply for B/L(+)
16
K
Power supply for B/L (-)