128x64 Monochrome Graphics

Model No. RG12864H1

RG12864H1 is a monochrome graphic LCD display series with resolution of 128x64 pixels. The module dimension is 55.0 x 50.0 mm with active area size 40.92x 26.92 mm. The RG12864H1 module has a PCB with screw holes and peripheral circuit for easy mounting and usage. RG12864H1 utilizes IC NT7107/NT7108 supporting 6800 interface. 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：RG12864H1-YHY-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	55.0 × 50.0 × 10.0 (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 Backlight with 4 ICONs
IC	NT7107,NT7108 or Equivalent
Interface	6800
Power Supply	5V Negative voltage built-in
Duty	1/64 duty cycle
Type	Graphic LCD Display

Pin No.	Symbol	Level	Description
1	V_SS	0V	Ground
2	V_DD	5.0V	Supply voltage for logic
3	V_O	(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	A	-	Power supply for B/L +
20	K	-	Power supply for B/L -

128x64 Monochrome Graphics - RG12864H1

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℃	-	-	9.8	V
		Ta=25℃	8.4	8.6	8.8	V
		Ta=70℃	7.0	-	-	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	1.0	1.2	1.5	mA