COG LCM - RX12864C2
COG LCM - RX12864C2
COG LCM - RX12864C2
COG LCM - RX12864C2
COG LCM - RX12864C2
COG LCM - RX12864C2
COG LCM - RX12864C2

128x64 COG LCM

Model No. RX12864C2

RX12864C2 is a 128x64 graphic COG LCM module with backlight. Module dimension is 55.2×39.8 mm; active area is 40.92×24.28 mm. There’s a built-in controller IC ST7565P supporting 8080, 6800 and SPI interfaces. Power supply of RX12864C2 COG LCM is 3.3V. Operating temperature is between -20°C to +70°C; storage temperature covers from -30°C to +80°C. Feel free to contact us for various combinations of LED backlight and LCD colors.

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  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Electrical Characteristics
Item Dimension Unit
Structure COG
Dot Matrix / Resolution 128 × 64 dots
Module Dimension 55.2 × 39.8 × 6.5 (MAX) mm
Viewing Area 45.2 × 27.0 mm
Active Area 40.92 × 24.28 mm
Dot / Pixel Size 0.28 × 0.34 mm
Dot / Pixel Pitch 0.32 × 0.38 mm
IC ST7565P or Equivalent
Interface 6800 / 8080 / SPI
Power Supply 3.3V
Duty 1/65 duty cycle, 1/9 Bias
Type Graphic Display LCM
Pin No. Symbol Description
1 IRS Selects the resistors for the V0 voltage level adjustment
2 /HPM Control power supply for LCD “H”: Normal mode, “L”: High power mode
3 P/S Selects the interface type: Serial or Parallel.
4 C86 Interface selection 6800/8080
5 VR LCD Contrast Adjustment when IRS = “L”
6~10 V0~V4 Bias voltage levels for LCD driving
11 VRS This is the internal-output VREG power supply for the LCD
power supply voltage regulator.
12 CAP4+ DC/DC voltage converter.
13 CAP2- DC/DC voltage converter.
14 CAP2+ DC/DC voltage converter.
15 CAP1+ #N/A
16 CAP1- DC/DC voltage converter.
17 CAP3+ DC/DC voltage converter.
18 CAP5+ DC/DC voltage converter
19 Vout Positive Voltage output
20 VSS Ground
21 VDD Power supply for logic
22~29 D7~D0 #N/A
30 /RD(E) 8080 family: Read signal, 6800 family: Enable clock
31 /WR(RW) 8080 family: Write signal, 6800 family: Read/Write signal
32 A0 Data/ Instruction select signal
33 /RES Controller reset signal, Active Low
34 /CS1 This is the chip select signal.

Display LCM, COG LCM - RX12864C2 - Raystar

Item Symbol Standard Value
Input Voltage VDD 3.0 V
Recommended LCD Driving Voltage for Normal Temp.
Version module @25ºC
VO-VSS 9.60 V