128x64 Graphical LCD, 128x64 LCD Module, LCD Module 128x64 - RG12864B
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Electrical Characteristics
Item Dimension Unit
Dot Matrix (Resolution) 128 × 64 dots
Module Dimension 75.0 × 52.7 × 8.9 (MAX) mm
View Area 58.8 × 31.4 mm
Active Area 55.01 × 27.49 mm
Mounting Hole 70.0 × 49.7 mm
Dot Size 0.40 × 0.40 mm
Dot Pitch 0.43 × 0.43 mm
View Direction 6 o’clock
Built-in Controller NT7107,NT7108 or Equivalent
Interface 6800
Power Supply 5V
Negative voltage built-in
Duty 1/64 duty cycle
Type Graphical LCD Display Module
Feature RG12864B2:Chinese built-in
RG12864B1:3.3V option
Pin No. Symbol Description
1 VDD Power supply for logic
2 VSS Ground
3 VO Contrast Adjustment
4 DB0   Data bus line  
5 DB1 Data bus line
6 DB2   Data bus line  
7 DB3   Data bus line  
8 DB4   Data bus line  
9 DB5 Data bus line
10 DB6 Data bus line
11 DB7 Data bus line
12 CS1 Select Column 1~ Column 64
13 CS2 Select Column 65~ Column 128
14 /RST Controller reset signal, Active Low
15 R/W Read/Write select signal
16 D/I Data/ Instruction  select signal
17 E Enable signal
18 VEE Negative Voltage Output
19 A Power supply for B/L +
20 K Power supply for B/L -

128x64 Graphical LCD, 128x64 LCD Module, LCD Module 128x64 - RG12864B

Item Symbol Standard Value
typ.
Unit
Input Voltage VDD 5.0 V
Recommended LCD Driving Voltage for Normal Temp.
Version module @25ºC
VDD-VO 8.0 V
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