12864-06D COG Dot Matrix LCD Module – SPI Interface with Built-In Chinese Font

The 12864-06D COG Dot Matrix LCD Module is a compact, high-contrast display screen designed for embedded systems, microcontroller projects, and DIY electronics. Featuring a 128×64 pixel resolution, built-in Chinese font library, and a clean SPI (Serial Peripheral Interface), this module is the ideal screen solution for Arduino, Raspberry Pi, and other development boards.

Key Features

128×64 Dot Matrix Display – Crisp, clear pixel rendering for text and simple graphics
COG (Chip-On-Glass) Technology – Ultra-thin, lightweight form factor with low power consumption
Built-In Chinese Font Library – Supports Chinese character rendering without external font storage
SPI Interface – Fast, straightforward serial communication for easy integration
3 Color Options – Available in Blue, Grey, and Black backlight/display variants
Wide Compatibility – Works with Arduino, STM32, ESP8266/ESP32, and other popular platforms
Low Power Consumption – Ideal for battery-powered and portable device applications
Compact Form Factor – Easy to mount on breadboards or PCBs

Specifications

Resolution: 128 × 64 pixels
Display Type: COG (Chip-On-Glass) LCD
Interface: SPI (Serial Peripheral Interface)
Font Support: Built-in Chinese character font library
Color Options: Blue, Grey, Black
Customizable: Yes

What Is COG LCD Technology?

COG (Chip-On-Glass) is a display manufacturing technique where the driver IC is mounted directly onto the glass substrate, eliminating the need for a separate PCB driver board. This results in a slimmer profile, reduced weight, and improved reliability — making the 12864-06D a smart choice for space-constrained projects.

Perfect For

Arduino & microcontroller DIY projects
Industrial control panels and embedded HMI displays
Portable handheld devices
Smart home automation interfaces
Educational electronics prototyping

Frequently Asked Questions

Q: What is the 12864-06D COG Dot Matrix LCD Module and what is it used for?

A: The 12864-06D is a 128×64 pixel COG (Chip-On-Glass) LCD dot matrix display module with a built-in Chinese font library and SPI interface. It is widely used in embedded electronics projects, microcontroller displays, industrial control panels, and DIY gadgets that require a compact, low-power screen with text and graphic rendering capabilities.

Q: What microcontrollers and platforms is this LCD module compatible with?

A: The 12864-06D LCD module is compatible with a wide range of platforms including Arduino (Uno, Mega, Nano), STM32, ESP8266, ESP32, Raspberry Pi, and other microcontrollers that support SPI communication. Its standard SPI interface makes integration straightforward with minimal wiring.

Q: What color options are available for this dot matrix LCD module?

A: This module is available in three display/backlight color variants: Blue, Grey, and Black. Choose the option that best suits your project's aesthetic or readability requirements.

Q: Does this LCD module require an external font chip for Chinese characters?

A: No. The 12864-06D features a built-in Chinese font library stored within the module itself, so no external font storage chip is needed. This simplifies firmware development and reduces component count in your design.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.