Keywords: 12864 Graphic LCD Screen, STN Display Technology, Liquid Crystal Cell, Drive Circuit, Industrial Control

JGS12864W3201-12864 Graphic LCD Screen Detailed Parameters

Model: JGS12864W3201

Product Type: STN Horizontal Screen

Resolution: 12864

Outline Dimensions (L×W×H): 93×70×11.6/13

Viewing Area Window Size (VA): 71.3×39

Active Area (AA): 66.52×33.24

Display Size: 3.2

Viewing Direction: 6H

Backlight Type or Brightness: TBD

LED: TBD

Number of Connection Pins: 20

Interface Method: TBD

Special Note: Dot Matrix Screen

Operating Temperature: -20~70℃

Storage Temperature: -30~80℃

The JGS12864W3201-12864 Graphic LCD Screen, as a graphic dot matrix liquid crystal display, involves multiple aspects in its manufacturing process. Below is a detailed summary of its technology:

I. Display Technology

STN Display Technology: The 12864 monochrome screen uses STN (Super Twisted Nematic) display technology, which provides high contrast and viewing angle stability.

II. Structure and Materials

Liquid Crystal Cell: Composed of liquid crystal molecules sandwiched between two parallel electrode layers. The arrangement of these molecules changes under an electric field, altering the direction of light propagation to achieve display.

Backlight System: Typically uses LEDs as the backlight source to provide stable illumination. Some models may use side-mounted high-brightness white LEDs with lower power consumption.

III. Driving and Control

Driving Method: The 12864 monochrome screen employs various driving methods, such as 1/64 DUTY, 1/9 BIAS or 1/32 DUTY, 1/5 BIAS, etc., which effectively control the screen display.

Controller: Common controllers include KS0108 or T6963C, which are responsible for receiving and processing external data and instructions to control the arrangement of liquid crystal molecules for display.

Data Transmission: Data transmission is typically conducted via an 8-bit parallel port/6800 method or serial interface to ensure efficient data transfer.

IV. Performance Parameters

Dot Matrix Format: 128x64, meaning the screen has 128 columns and 64 rows of pixels.

Dot Size and Dot Pitch: Dot size is 0.39x0.55mm, and dot pitch is 0.44x0.60mm. These parameters determine the screen's clarity and layout.

Viewing Area and Active Display Area: Viewing area size is 62.0x44.0mm, and the active display area is 56.27x38.35mm, ensuring complete information display.

Temperature Characteristics: Operating temperature range is -20°C to +70°C, and storage temperature can reach -30°C to +80°C, ensuring stable performance in various environments.

V. Other Technical Features

Low Voltage and Low Power Consumption: The 12864 monochrome screen typically features low voltage and low power consumption, making it suitable for various low-power devices.

Multiple Interface Methods: Offers various interface methods, such as parallel and serial interfaces, for easy connection with external devices.

Built-in Font Library: Some models of the 12864 monochrome screen come with a built-in Chinese character library, enabling the display of Chinese characters and ASCII characters for convenient Chinese applications.

The technology of the JGS12864W3201-12864 Graphic LCD Screen involves multiple aspects, including display technology, structure and materials, driving and control, performance parameters, and other technical features. These characteristics make the 12864 monochrome screen widely applicable in various instruments, small devices, and other fields.

For the detailed specification sheet or information of the Jiaguan JGS12864W3201-12864 Graphic LCD Screen, please consult Engineer Dong.