Owner manual
BG12232A
Feature
Mechanical Data
Item
Module Dimension
Viewing Area
Dot Size
Dot Pitch
Standard Value Unit
Pin Assignment
Pin Symbol Function
1
2
3
4
5
6
7
GND
+5V(+3V option)
Contrast Adjustment
H --> Data L --> Instruction
L --> Chip1 enable
L --> Chip 2 enable
External clock 2KHZ
Vss
Vdd
Vo
Ao
/CS1
/CS2
CL
mm
mm
mm
mm
84.0 x 44.0
60 x 18
0.4 x 0.45
0.44 x 0.49
Dime
s
i
o
n
BO LYMIN
1. COB with metal frame
2. No built-in oscillation, requiring external clock
3. Built-in controller SED1520Daa
4. 1/32 duty cycle
5. + 5V single power supply
6. LED B/L Pins:19/20, or A/K, or 1/2
7. Option: LED, EL B/L
8. Option: +3V single power supply
9. Option: external negative voltage
8
9
RD for 80 serial; /E for 68 serial
WR for 80 serial; R/W for 68 serial
/RD/E
/WR,R/W
10~17
18
Data bus line
L: 80 series, H: 68 series
DB0~7
/RES
19
Power supply for B/L (+)/
Negative voltage output
A/Vee
20 Power supply for B/L (GND)
K
Input Voltage
Supply Current
LCD Driving
Voltage
LED Forward
Voltage
LED Forward
Current
Vdd
Idd
Vdd-Vo
Vf
If
Vdd = +5V
Vdd = +5V
25 C
5.0
1.0
4.5
4.2
120
V
mA
V
V
mA
Typical
Value
Electronic Characteristics
o
25 C
o
25 C
o
Item Symbol Condition
Unit
EL Power
Voltage
Vel
Vel=110Vac/400Hz
V
0
.
4
0
.
4
4
0
.
4
5
0
.
4
9
1
.
6
1
8
P
2
.
5
4
*
1
9
=
4
8
.
2
6
2
0
Ø
1
0
P
T
H
5
3
.
6
4
(
A
A
A
A
)
6
0
.
0
(
V
A
)
7
.
9
6
8
.
2
8
4
.
0
±
0
.
5
2
.
5
4
0
3
6
.
0
1
5
6
8
1
5
.
6
4
(
A
A
AA
)
1
4
.
5
1
8
.
0
9
.
9
2
7
4
4
.
0
2
.
5
4
2
.
0
7
9
.
0
1
6
.
0
1
5
.
0
1
.
5
2
-
R
1
.
2
5
2
-
Ø
2
.
5
Ø
1
.
0
P
T
H
A
K
D
O
T
S
I
Z
E
S
C
A
L
E
1
0
1
3
.
2
(
L
E
D
B
/
L
)
9
.
2
(
E
L
o
r
n
o
B
/
L
)
9
.
1
(
L
E
D
B
/
L
)
5
.
1
(
E
L
o
r
n
o
B
/
L
)