Graphic LCD Module Display 128x64, Graphic Display LCD 128x64, 128x64 LCD Display Module, GLCD 128x6

Graphic LCD Module 128x64, 128x64 LCD Display Module, GLCD 128x64

Model No. RG12864B

This monochrome graphic LCD display module 128x64 (GLCD 128x64) with NT7107 / NT7108 controller has built-in negative voltage 5V power supply. RG12864B 128x64 LCD dispaly module supports 6800 parallel interface and Chinese character.

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  • 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
Built-in Controller NT7107,NT7108 or Equivalent
Interface (Communication Interface) 6800
Power Supply / Operating voltage 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 -

Graphic LCD Module 128x64, Graphic Display LCD 128x64, LCD Module Display 128x64, 128x64 LCD Display Module, GLCD 128x64, LCD 12864B

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