122x32 Graphic LCD Display Module
● Built-in internal clock
● Built-in controller SBN1661G-M18 or equivalent
● 1/32duty cycle
● +5V single power supply
● LED B/L pins:19/20, or A/K or 1/2
● Option: LED, EL B/L
● Option: +3V single power supply
BG12232A1
BG12232A1 is a
monochrome 122x32 graphic LCD display module made using Chip on Board (COB) method and comes with metal frame.
It has a built-in internal clock and built-in controller SBN1661G-M18 or
equivalent.
Module dimension of
BG12232A1 is (84x44) mm and viewing area is (60x18) mm.
It supports 5V power
supply and provides option of 3V power supply as well.
● Mechanical Data
Item
Standard Value
Unit
Module Dimension
84.0 x 44.0
mm
Viewing Area
60.0 x 18.0
mm
Dot Size
0.40 x 0.45
mm
Dot Pitch
0.44 x 0.49
mm
● Pin Assignment
Pin
Symbol
Function
1
Vss
GND
2
Vdd
+5V (+3V option)
3
Vo
Contrast Adjustment
4
Ao
H─>Data L─>
Instruction
5
E1
Data Latch For Chip1(S1~S61)
6
E2
Data Latch For Chip2(S62~S122)
7
NC
No Connection
8
NC
No Connection
9
R/W
R/W for 68 serial
10~17
DB0~7
Data bus line
18
/RES
Reset(H->L)
19
A/Vee
Power supply for B/L (+)
20
K
Power supply for B/L (GND)
