Home Products Graphic LCD WG12864E1

Graphic Module 128x64

Model No. WG12864E1

►Graphic Module 128x64
►128 x 64 dots + 4 icons
►Built-in controller NT7107, NT7108
►+5V power supply
►1/64 duty cycle
►Built-in negative voltage
►WG12864E1: LED B/L with 4 ICONs, Outline 55.0x50.0mm
►WG12864EP2: LED B/L without ICONs, Ouline 55.0x60.0mm
►Interface: 6800

DESCRIPTION

WG12864E1 is a monochrome LCD module 128x64 dot matrix graphic display.  WG12864E1 model is built in with NT7107, NT7108 controller or equivalent IC; it supports 6800 8-bit parallel interface.  The WG12864E1 LCD display is 5V power supply.  WG12864E1 type is having 4 icons on LCD; This module use LED backlight, , if you would like to use LED backlight also without 4 icons on LCD; please choose WG12864EP2.  The outline of WG12864EP2 is 55x60 mm; it's larger than WG12864E1 (55x50mm).

DRAWING

Graphic Module 128x64 - WG12864E1

Data source ref: WG12864E1-TFH-V#N

SPECIFICATIONS

Interface Pin Function

Pin No. Symbol Level Description
1 Vss 0V Ground
2 Vdd 5.0V Supply voltage for logic
3 VO (Variable) Operating voltage for LCD
4 D/I H/L H: Data , L: Instruction
5 R/ W H/L H: Read(MPU←Module) , L :Write(MPU→Module)
6 E H Enable signal
7 DB0 H/L Data bus line
8 DB1 H/L Data bus line
9 DB2 H/L Data bus line
10 DB3 H/L Data bus line
11 DB4 H/L Data bus line
12 DB5 H/L Data bus line
13 DB6 H/L Data bus line
14 DB7 H/L Data bus line
15 CS1 H Chip Enable (Select Column 1 ~ Column 64)
16 CS2 H Chip Enable (Select Column 65 ~ Column 128)
17 /RET L Reset signal
18 VEE   Negative Voltage output
19 A Power supply for B/L(+)
20 K Power supply for B/L(-)

Mechanical Data

Item Dimension Unit
Number of dots 128 × 64
Module dimension 55.0 × 50.0 × 10.0(MAX) mm
View area 43.5 × 29.0 mm
Active area 40.92 × 26.92 mm
Dot size 0.28 × 0.35 mm
Dot pitch 0.32× 0.39 mm
Duty 1/64
Backlight Type LED
IC NT7107, NT7108

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 +70
Storage Temperature TST -30 +80
Supply Voltage For Logic VDD-VSS -0.3 7.0 V
Driver Supply Voltage VLCD VEE-0.3 VDD+0.3 V

Electrical Characteristics

Item Symbol Condition Min. Typ. Max. Unit
Supply Voltage For Logic VDD-VSS 4.5 5.0 5.5 V
Supply Voltage For LCD VDD-VO Ta=-20℃
Ta=25℃
Ta=70℃

8.4
7.0

8.6
9.8
8.8
V
V
V
Input High Volt. VIH 0.7 VDD VDD V
Input Low Volt. VIL 0 0.8 V
Output High Volt. VOH 2.4 V
Output Low Volt. VOL 0.4 V
Supply Current IDD VDD=5.0V 1.0 1.2 1.5 mA

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