128×64 Dot Matrix Graphic LCD Display

Model No. WG12864C

LCD Graphic Display 128×64, LCD Display 128×64
IC: NT7107, NT7108
+5V power supply
1/64 duty cycle
Built-in negative voltage
Interface: 6800
Touch Screen: Option

Category: Graphic LCD

Description

WG12864C is a mono LCD graphic display 128×64 dot matrix module, diagonal size 2.7 inch. WG12864C model is built in with NT7107, NT7108 controller or equivalent IC; it supports 6800 8-bit parallel interface. The WG12864C LCD display is 5V power supply; it’s also negative voltage 3.3V power supply optional. This graphic display 128×64 module is available for without backlight or with LED backlight options. WG12864C is available in various LED colors including yellow/green, blue, white, red, and RGB, etc. This model graphic LCD module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.

Drawing

Data source ref:WG12864C-TFH-V#N

Specifications

Interface Pin Function

Pin No.	Symbol	Level	Description
1	/CS1	L	Select Segment 1 ~ Segment 64
2	/CS2	L	Select Segment 65 ~ Segment128
3	Vss	0V	Ground
4	VDD	5.0V	Supply voltage for logic
5	VO	(Variable)	Operating voltage for LCD
6	D/I	H/L	H: Data , L: Instruction
7	R/W	H/L	H: Read(MPU←Module) , L :Write(MPU→Module)
8	E	H	Enable signal
9	DB0	H/L	Data bus line
10	DB1	H/L	Data bus line
11	DB2	H/L	Data bus line
12	DB3	H/L	Data bus line
13	DB4	H/L	Data bus line
14	DB5	H/L	Data bus line
15	DB6	H/L	Data bus line
16	DB7	H/L	Data bus line
17	RST	L	Reset the LCM
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 x 64	－
Module dimension	78.0 x 70.0 x 14.3(Max)	mm
View area	62.0 x 44.0	mm
Active area	56.28 x 38.36	mm
Dot size	0.40 x 0.56	mm
Dot pitch	0.44 x 0.60	mm
Duty	1/64
Backlight Type	LED
IC	NT7107,NT7108
Interface	6800

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-V0	Ta=-20℃ Ta=25℃ Ta=70℃	－ 8.2 8.2	－ 8.5 －	9.6 8.8 －	V V V
Input High Volt.	VIH	－	0.7VDD	－	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	2.0	4.0	8.0	mA

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