128x64 Monochrome Graphic LCD

Model No. RG12864H

RG12864H is a monochrome graphic LCD display series with resolution of 128x64 pixels. The module dimension is 54.0 x 50.0 mm with active area size 40.92 x 26.92 mm. The RG12864H module has a PCB with screw holes and peripheral circuit for easy mounting and usage. RG12864H utilizes IC NT7107/NT7108. The driver voltage is 5V; built-in negative voltage, driving method is 1/64 duty. The module operating temperature ranges from -20°C to +70°C; storage temperature covers from -30°C to +80℃. There are many combinations for LED backlight and LCD mode for you to choose from.

Data source ref: RG12864H-BID-V

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General Specs
Interface Pin Function
Contour Drawing
Absolute Maximum Ratings
Electrical Characteristics

Item	Dimension	Unit
Structure	COB
Size (Diagonal)	1.93	inch
Dot Matrix / Resolution	128 × 64 dots + 4 icons	dots
Module Dimension	54.0 × 50.0 × 7.5 (MAX)	mm
Viewing Area	43.5 × 29.0	mm
Active Area	40.92 × 26.92	mm
Mounting Hole	45.5 × 49.0	mm
Dot / Pixel Size	0.28 × 0.35	mm
Dot / Pixel Pitch	0.32 × 0.39	mm
Backlight Type	LED
IC	NT7107,NT7108
Power Supply	5V Negative voltage built-in
Duty	1/64 duty cycle
Type	Graphic LCD Display

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 (Module --> MPU) 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	/RST	L	Reset signal
18	VEE		Negative Voltage Output
19	BL+	－	Enable ( on/off ) for EL B/L
20	NC	－	No connection

128x64 Monochrome Graphic LCD - RG12864H

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

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℃	－ 8.1 6.8	－ 8.4 －	9.9 8.7 －	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
Power Supply Current	IDD (EL OFF)	－	－	10.0	－	mA
Power Supply Current	IDD (EL ON )	－	－	40.0	－	mA