BG12864H
BG12864H is Display manufactured by Bolymin.
Feature
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
Mechanical Data Item Standard Value Module Dimension 54.0 x 50.0 Viewing Area 43.5 x 29.0 Dot Size 0.28 x 0.35 Dot Pitch 0.32 x 0.39 Pin Assignment Pin Symbol
1 2 3 4 5 6 7~14 15 16 17 18 19 20 Vss Vdd Vo D/I R/W E DB0~7 CS1 CS2 /RST Vee BL+ NC
Unit mm mm mm mm Electronic Characteristics Symbol Condition Typical Unit Value Input Voltage Vdd Vdd = +5V 5.0 V 8.0 Supply Current Idd m A Vdd = +5V LCD Driving o 8.7 Vdd-Vo V 25 C Voltage EL Inverter 5.0 Vf V 25 o C Driver Voltage EL Inverter If 45 m A 25 o C Driver Current Item
Function
Power supply GND +5V(+3V option) Contrast adjustment Data/ Instruction Data read/write Enable signal Data bus line Chip enable (segment 1
- 64) Chip enable (segment 65
- 128) Reset signal Negative voltage output EL back light power on/off No connection
54.0 ± 0.5 43.5(VA) 40.92(AA A )
Dimension
4.75 5.25 6.54 10.5 11.54
1.5 2.5 ef.) 3.3(el/ref)
50.0 ± 0.5 40.5 29.0(VA) 26.92(AA A )
A 47 7.0 45.0 28- 6 64 Dots B
0.32 0.28
0.39 0.35 DOT SIZE 4-Ø2.5 4-Ø5.0 4-Ø0.8 Hole 4-Ø1.3 PAD 1.0
8.0 2.5
P2.0 19=38.0...
