128x64 Graphic COG LCD Display - RX12864H
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Electrical Characteristics
Item Dimension Unit
Structure COG
Dot Matrix (Resolution) 128 × 64 dots
Module Dimension 80.0 × 54.0 × 9.5 mm
View Area 70.7 × 38.8 mm
Active Area 66.52 × 33.24 mm
Dot Size 0.48 × 0.48 mm
Dot Pitch 0.52 × 0.52 mm
View Direction 6 o’clock
Built-in Controller ST7565-G or Equivalent
Interface 6800 / 8080 / SPI
Power Supply 3.3V
Duty 1/65 duty cycle, 1/9 Bias
Type Graphic LCD Display
Pin No. Symbol Description
1 PSB  Selects the interface type: Serial or Parallel. 
2 C86  Interface selection 6800/8080 
3 VG  VG is the power of SEG-drivers. 
4 XV0 Negative operating voltage of COM-drivers.
5 V0 Bias voltage levels for LCD driving
6 VSS Ground
7 VDD Power supply for logic
8 D7  Data bus line
9 D6 Data bus line
10 D5  Data bus line
11 D4 Data bus line
12 D3  Data bus line
13 D2 Data bus line
14 D1 Data bus line
15 D0  Data bus line
16 ERD 8080 family: Read signal, 6800 family: Enable clock
17 RWR 8080 family: Write signal, 6800 family: Read/Write signal
18 A0 Data/ Instruction  select signal
19 RSTB Controller reset signal, Active Low
20 CSB Chip select input pins

128x64 Graphic COG LCD Display - RX12864H

Item Symbol Standard Value
typ.
Unit
Input Voltage VDD 3.0 V
Recommended LCD Driving Voltage for Normal Temp.
Version module @25ºC
XVO-VO 10.0 V
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