Rainbow Electronics BG12864H User Manual
Bo lymin
BG12864H
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
7~14
Power supply GND
+5V(+3V option)
Contrast adjustment
Data/ Instruction
Data read/write
Enable signal
Vss
Vdd
Vo
D/I
R/W
E
DB0~7
mm
mm
mm
mm
54.0 x 50.0
43.5 x 29.0
0.28 x 0.35
0.32 x 0.39
Dimension
BO LYMIN
1. COB with metal frame
2. Built-in controller KS0107/0108
3. +5V single power supply, with built-in negative voltage
4. 1/64 duty cycle
5. Option: EL backlight & EL inverter
6. Option: +3V single power supply
7. Option: external negative voltage
15
16
Chip enable (segment 65 - 128)
CS1
CS2
17
18
Reset signal
Negative voltage output
/RST
Vee
Data bus line
Chip enable (segment 1 - 64)
19
20
EL back light power on/off
No connection
BL+
NC
Input Voltage
Supply Current
LCD Driving
Voltage
EL Inverter
Driver Voltage
EL
Inverter
Driver
Current
Vdd
Idd
Vdd-Vo
Vf
If
Vdd = +5V
Vdd = +5V
25 C
5.0
8.0
8.7
5.0
45
V
mA
V
V
mA
Typical
Value
Electronic Characteristics
o
25 C
o
25 C
o
Item
Symbol Condition
Unit
DOT SIZE
0.28
0.32
0.
35
0.
39
28*664 Dots
6.54
11
.5
4
40.92(AA
A
A )
5.25
43.5(VA)
54.0 0.5
26
.9
2(
A
A
AA
)
10
.5
29
.0
(V
A
)
4.
75
40
.5
50
.0
0.
5
477
.0
1.
5
2.
5
45
.0
8.0
2.5
49.0
P2.0 19=38.0
4-Ш2.5
4-Ш5.0
4-Ш0.8
4-Ш1.3
A
B
2.
0
1.0
3.3(el/ref)
ef.)
±
±
Hole
PAD