Displays OLED

Unisystem offers monochromatic OLED displays supplied by Winstar. The extensive range includes modules of various sizes and proportions. In addition to standard formats, square and round models are also available.

The primary criterion for classifying OLED displays is how content is presented on the screen. Two main groups are distinguished:

  • Graphic OLED displays, capable of presenting any content, including graphics. Their size is determined by specifying the resolution (number of pixels vertically and horizontally).
  • Character OLED displays, capable of presenting individual characters such as letters or numbers. Their size is determined by specifying the number of characters and rows. For example, in an eight-character, two-row solution, a total of 16 characters can be displayed.

Monochromatic OLED displays are used not only in consumer devices but also in industrial applications due to their excellent readability, energy efficiency, wide operating temperature ranges, reliability, and durability. Additionally, they are thin and lightweight, making them suitable for portable devices such as measuring equipment.
For applications requiring touch functionality, an OLED display can be combined with a touch panel and decorative/protective glass. Furthermore, some standard models are also available with built-in touch functionality.

Unisystem » Products » Displays OLED

Unisystem offers monochromatic OLED displays supplied by Winstar. The extensive range includes modules of various sizes and proportions. In addition to standard formats, square and round models are also available.

The primary criterion for classifying OLED displays is how content is presented on the screen. Two main groups are distinguished:

  • Graphic OLED displays, capable of presenting any content, including graphics. Their size is determined by specifying the resolution (number of pixels vertically and horizontally).
  • Character OLED displays, capable of presenting individual characters such as letters or numbers. Their size is determined by specifying the number of characters and rows. For example, in an eight-character, two-row solution, a total of 16 characters can be displayed.

Monochromatic OLED displays are used not only in consumer devices but also in industrial applications due to their excellent readability, energy efficiency, wide operating temperature ranges, reliability, and durability. Additionally, they are thin and lightweight, making them suitable for portable devices such as measuring equipment.
For applications requiring touch functionality, an OLED display can be combined with a touch panel and decorative/protective glass. Furthermore, some standard models are also available with built-in touch functionality.

  • The WEO064128B is a sophisticated Graphic OLED display from Winstar, designed to elevate your electronic projects with superior visual performance. This display features a 64×128 resolution, delivering crisp and clear graphics to meet the demands of high-quality applications. Its OLED technology ensures vibrant colors and exceptional contrast, providing an unmatched viewing experience even in low-light conditions. The compact design offers versatility, making it ideal for a wide range of industrial, medical, and consumer electronics. With low power consumption and a wide operating temperature range, the WEO064128B is engineered for efficiency and reliability. Enhance your devices with this cutting-edge OLED display, backed by Winstar’s commitment to innovation and quality.

    Resolution

    64x128

    Content Color

    White

    Interface

    I²C, SPI

    Controller

    SH1107

    Voltage

    3V

    Active area (mm)

    14.06x29.42

    Outline Dimensions (mm)

    17.1x35.80

    Operating temp. (°C)

    -40~80

    Storage temp. (°C)

    -40~85

    Size (inch)

    1.3

  • The WEO012840A is a sophisticated graphic OLED display from Winstar, designed to deliver exceptional clarity and performance for various applications. Featuring a 128×40 pixel resolution, this high-contrast display ensures crisp visuals and excellent readability, even in low-light conditions. Its compact size makes it ideal for embedded systems, handheld devices, and industrial equipment, offering flexibility in design integration. The OLED technology provides a wide viewing angle and fast response time, enhancing user interaction. With low power consumption and a robust operating temperature range, the WEO012840A is a reliable choice for demanding environments. Ensure your projects stand out with this cutting-edge display solution from Winstar.

    Resolution

    128x40

    Content Color

    White

    Interface

    I²C, SPI

    Controller

    SH1106G-0E

    Voltage

    3.3V

    Active area (mm)

    31.852x8.66

    Outline Dimensions (mm)

    36.74x14.00

    Operating temp. (°C)

    -40~80

    Storage temp. (°C)

    -40~85

    Size (inch)

    1.3

  • Introducing the WEA064128B Graphic OLED Display from Winstar, a cutting-edge visual solution crafted for superior performance and clarity. Featuring a 64×128 pixel resolution, this display delivers crisp, vibrant graphics with exceptional color accuracy and contrast. Ideal for both industrial and consumer applications, it offers a sleek design and compact form factor, ensuring seamless integration into any project. With a wide viewing angle and fast response time, this OLED display enhances user interaction, providing a rich, immersive visual experience. Built to last, it boasts low power consumption and high durability, perfect for demanding environments. Elevate your display technology with the WEA064128B and enjoy unparalleled quality and efficiency.

    Resolution

    64x128

    Content Color

    White

    Interface

    SPI

    Controller

    SH1107

    Voltage

    3V

    Active area (mm)

    14.06x29.42

    Outline Dimensions (mm)

    17.1x35.80

    Operating temp. (°C)

    -40~80

    Storage temp. (°C)

    -40~85

    Size (inch)

    1.3

  • The WEA016080A is a high-performance graphic OLED display from Winstar, designed to deliver unparalleled clarity and efficiency. Featuring a compact and versatile design, this display offers a resolution of 160×80 pixels, ensuring crisp and vibrant visuals for a variety of applications. Its low power consumption and wide operating temperature range make it ideal for industrial devices, consumer electronics, and portable instruments. The WEA016080A boasts a fast response time and wide viewing angle, providing consistent image quality from any perspective. Compatible with multiple interface options, it integrates seamlessly into your existing systems. Elevate your product’s display capabilities with Winstar’s cutting-edge OLED technology.

    Resolution

    160x80

    Content Color

    White

    Interface

    SPI

    Controller

    SSD1320

    Voltage

    3V

    Active area (mm)

    35.02x17.50

    Outline Dimensions (mm)

    43.5x22.5

    Operating temp. (°C)

    -40~80

    Storage temp. (°C)

    -40~85

    Size (inch)

    1.54

  • Introducing the WEA012840A, a sophisticated Graphic OLED display from Winstar, designed to elevate your electronic projects with superior visual performance. Featuring a high-contrast 128×40 pixel resolution, this display ensures crisp and clear graphics for your applications. Its OLED technology provides vibrant colors and wide viewing angles, making it ideal for both indoor and outdoor use. With a compact design, the WEA012840A seamlessly integrates into various devices, offering reliability and energy efficiency. Whether for consumer electronics, industrial equipment, or innovative prototypes, this display guarantees exceptional quality and longevity. Choose the WEA012840A for cutting-edge displays that transform your technological visions into reality.

    Resolution

    128x40

    Content Color

    White

    Interface

    SPI

    Controller

    SH1106G-0E

    Voltage

    3.3V

    Active area (mm)

    31.852x8.66

    Outline Dimensions (mm)

    37.74x19.0

    Operating temp. (°C)

    -40~80

    Storage temp. (°C)

    -40~85

    Size (inch)

    1.3

  • Introducing the WEA012832K Graphic OLED Display from Winstar, a cutting-edge solution for your display needs. This state-of-the-art module features a 128×32 pixel resolution, offering crisp and clear visuals that enhance user interaction. With its high contrast ratio and wide viewing angles, this OLED display ensures excellent readability in various lighting conditions. The compact design, measuring just 30mm x 11.5mm, makes it ideal for integration into compact devices. Engineered for efficiency, it consumes less power, prolonging device battery life. Whether for industrial equipment, consumer electronics, or wearable technology, the WEA012832K delivers superior performance and reliability. Elevate your product experience with this advanced display solution from Winstar.

    Resolution

    128x32

    Content Color

    White, Yellow

    Interface

    SPI

    Controller

    SSD1315

    Voltage

    3V

    Active area (mm)

    50.535x10.695

    Outline Dimensions (mm)

    59x18.86

    Operating temp. (°C)

    -40~80

    Storage temp. (°C)

    -40~85

    Size (inch)

    2

  • Discover the pinnacle of display technology with the WEO012832R – Graphic OLED display from Winstar. This compact 0.91-inch screen offers a crisp resolution of 128 x 32, bringing your projects to life with vibrant sky blue and white hues. Designed for efficiency, it operates seamlessly through an I²C interface, powered by the advanced SH1106 controller. With a sleek Chip on Glass (COG) design, this display boasts ultra-thin dimensions of 30.0×11.5×1.26 mm, making it perfect for space-constrained applications. Engineered to perform in extreme temperatures from -40°C to 80°C, it guarantees reliability in diverse environments. Operating at a low voltage of 3V, it’s an energy-efficient choice for innovative designs. Ideal for developers and engineers, this OLED display is a testament to Winstar’s commitment to quality and innovation. Elevate your projects with the WEO012832R and experience clarity and performance like never before.

    Size (inch)

    0.91

    Resolution

    128x32

    Content Color

    Sky Blue, White

    Interface

    I²C

    Controller

    SH1106

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    30.0×11.5×1.26

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your electronic project with the WEP012832N – Graphic OLED display from Winstar, engineered for exceptional performance and versatility. With a compact 2.23-inch size and an impressive 128×32 resolution, this display ensures sharp, clear graphics in vibrant white or yellow. Its multiple interface options—6800, 8080, I²C, and SPI—offer seamless integration into various systems, while the robust SH1106 controller guarantees reliable operation. Designed with COG technology for a sleek profile, this display fits effortlessly into space-conscious applications. Operating flawlessly in extreme temperatures from -40°C to 80°C, the WEP012832N is ideal for both demanding industrial settings and innovative consumer electronics. Powered by a low 3V supply, it combines efficiency with performance. Trust Winstar’s reputation for quality and innovation to enhance your display solutions with this adaptable and high-performance OLED display.

    Size (inch)

    2.23

    Resolution

    128x32

    Content Color

    White, Yellow

    Interface

    6800, 8080, I²C, SPI

    Controller

    SH1106

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    66.5x35.0x9

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your display solutions with the WEO016080A – Graphic OLED display from Winstar. Featuring a compact 1.54-inch screen and a sharp resolution of 160×80, this display offers crisp, clear visuals with high contrast in elegant white content color. Its versatile interface supports 6800, 8080, I²C, and SPI, ensuring seamless integration with various applications. Powered by the SSD1320 controller, it operates efficiently at a 3V voltage, making it ideal for energy-conscious projects. The COG (Chip on Glass) module type ensures a slim profile with dimensions of 43.5×22.5×1.41 mm, perfect for space-constrained designs. With an impressive operating temperature range of -40 to 80°C, this display is reliable in diverse environmental conditions. Ideal for developers and engineers, the WEO016080A stands out in the OLED Graphic category, offering exceptional performance and durability. Choose quality and innovation with Winstar’s leading technology.

    Size (inch)

    1.54

    Resolution

    160x80

    Content Color

    White

    Interface

    6800, 8080, I²C, SPI

    Controller

    SSD1320

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    43.5x22.5x1.41

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your display solutions with the WEO020636A – Graphic OLED display from Winstar. This 2.55-inch display offers a crisp 206 x 36 resolution, delivering sharp, white content that’s perfect for a variety of applications. Featuring a versatile I²C and SPI interface, this module is powered by the reliable SSD1362 controller, ensuring seamless integration and performance. Its Chip on Glass design provides a sleek, compact form factor, measuring just 70.77 x 15.14 x 2.01 mm, ideal for space-constrained projects. With an operating temperature range from -40°C to 80°C, this display is built to withstand extreme conditions, making it suitable for both industrial and consumer electronics. Operating at a low 3V, it ensures energy efficiency without compromising on performance. Trust in Winstar’s reputation for quality and innovation to enhance your next project.

    Size (inch)

    2.55

    Resolution

    206x36

    Content Color

    White

    Interface

    I²C, SPI

    Controller

    SSD1362

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    70.77x15.14x2.01

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your projects with the WEO012864AMLPP3N00000 – Graphic OLED display from Winstar Co., an advanced 2.7-inch module offering a crisp 128×64 resolution that brings your visuals to life with vibrant yellow content. Perfect for a wide range of applications, this display supports multiple interfaces including 6800, 8080, I²C, and SPI, ensuring seamless integration and flexibility. Powered by the reliable SSD1327 controller and operating at a low voltage of just 3 V, this Chip on Glass (COG) module is built to withstand extreme temperatures from -40 to 80°C, making it ideal for both indoor and outdoor environments. With compact outline dimensions of 73.0 x 41.86 x 2.01 mm, it fits effortlessly into any design. Choose Winstar’s OLED display for superior performance and reliability in your next project.

    Size (inch)

    2.7

    Resolution

    128x64

    Content Color

    Yellow

    Interface

    6800, 8080, I²C, SPI

    Controller

    SSD1327

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    73.0x 41.86x2.01

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Experience unparalleled visual performance with the WEO012864ALLPP3N00000 Graphic OLED display from Winstar Co. Featuring a vibrant yellow content color and 128×64 resolution, this display ensures crisp, clear images for a superior viewing experience. Its versatile interface supports 6800, 8080, I²C, and SPI, powered by the reliable SH1106 controller. With a compact COG (Chip on Glass) design and ultra-slim dimensions of 60.5 x 37.0 x 2.01 mm, this module is perfect for space-constrained applications. Operating flawlessly in extreme temperatures from -40°C to 80°C, it meets the demands of diverse environments. With a low power requirement of just 3V, this OLED display is both efficient and robust, making it an ideal choice for innovative and professional-grade projects. Elevate your display solutions today with Winstar’s leading-edge technology.

    Content Color

    Yellow

    Resolution

    128x64

    Interface

    6800, 8080, I²C, SPI

    Controller

    SH1106

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    60.5x37.0x2.01

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Introducing the WEO012864AHLPP3N00000 Graphic OLED display by Winstar Co., a pinnacle of innovation and efficiency for your display needs. This compact module boasts a sharp 128 x 64 resolution in a vibrant yellow content color, ensuring your visuals stand out with clarity and brilliance. Compatible with multiple interfaces, including 6800, 8080, I²C, and SPI, it offers versatile connectivity for seamless integration into diverse systems. Powered by the reliable SH1106 controller and operating efficiently at 3V, this OLED display guarantees exceptional performance across a wide temperature range of -40°C to 80°C. Its Chip on Glass (COG) design enhances durability and reliability, while the sleek dimensions of 42.04 x 27.22 x 1.41 mm make it an ideal choice for space-constrained applications. Elevate your projects with this high-quality display, designed by Winstar, a trusted leader in the OLED industry. Perfect for professionals seeking excellence in display technology.

    Resolution

    128x64

    Content Color

    Yellow

    Interface

    6800, 8080, I²C, SPI

    Controller

    SH1106

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    42.04 x 27.22 x 1.41

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your display technology with the WEP012864AJLPP3N00000 Graphic OLED display from Winstar Co., designed for superior visual performance and reliability. Featuring a high-resolution 128×64 pixel display in crisp white content color, this module ensures clarity and precision. Seamlessly integrate with your projects using the SPI interface and SSD1327 controller, all powered efficiently at just 3 volts. The COG (Chip on Glass) module type ensures a compact form factor, with dimensions of 75.0 x 52.7 x 8.5 mm, fitting effortlessly into various applications. With an exceptional operating temperature range of -40°C to 80°C, this display is built to withstand harsh environments, making it ideal for diverse industrial and commercial uses. Trust in Winstar’s renowned quality and innovation to deliver a display solution that combines cutting-edge technology with unparalleled durability. Enhance your product’s interface and user experience with this robust OLED display.

    Resolution

    128x64

    Content Color

    White

    Interface

    SPI

    Controller

    SSD1327

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    75.0x52.7x8.5

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your display technology with the WEO160128BWPP3N00000 Graphic OLED display from Winstar Co. Designed for high performance, this display boasts a crisp 160×128 resolution with striking white content color, ensuring superior visibility and clarity. The versatile interface options, including 6800, 8080, I²C, and SPI, offer seamless integration into various applications. Powered by the robust SSD1327 controller and operating at a low voltage of 3V, it guarantees efficient power consumption. Its compact COG (Chip on Glass) module design, with dimensions of 34.5×48.8×1.41 mm, is perfect for space-constrained projects. Built to withstand extreme conditions, it operates reliably in temperatures ranging from -40°C to 80°C. Make the smart choice for a durable and high-quality display solution with Winstar’s cutting-edge OLED technology.

    Resolution

    160x128

    Content Color

    White

    Interface

    6800, 8080, I²C, SPI

    Controller

    SSD1327

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    34.5x48.8x1.41

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your display technology with the WEO012864AMWPP3N00000 Graphic OLED display from Winstar Co. This high-performance module boasts a crisp 128×64 resolution with stunning white content color, ensuring sharp and clear visuals. Its versatile interface supports 6800, 8080, I²C, and SPI, offering seamless integration with your devices. Powered by the reliable SSD1327 controller and operating at a low voltage of 3V, this Chip on Glass (COG) module is both efficient and powerful. With compact dimensions of 73.0 x 41.86 x 2.01 mm, it fits effortlessly into your design. Designed to withstand extreme conditions, it operates flawlessly between -40°C and 80°C. Ideal for applications requiring superior display performance, this OLED is perfect for professionals seeking reliability and excellence. Enhance your projects with Winstar’s trusted innovation and make a lasting impression with every display.

    Resolution

    128x64

    Content Color

    White

    Interface

    6800, 8080, I²C, SPI

    Controller

    SSD1327

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    73.0x 41.86x2.01

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Experience superior display performance with the WEO012864ALWPP3N00000 Graphic OLED display from Winstar Co. This high-resolution 128×64 pixel OLED screen delivers crisp and clear white content, ensuring optimal visibility in a variety of lighting conditions. Designed with versatility in mind, it supports multiple interfaces including 6800, 8080, I²C, and SPI, making it easy to integrate into your projects. The SH1106 controller ensures efficient and reliable performance, while the Chip on Glass (COG) module type offers a compact and lightweight design with dimensions of just 60.5 x 37.0 x 2.01 mm. Built to withstand extreme temperatures from -40 to 80°C, this display is perfect for both indoor and outdoor applications. Operating on a low voltage of 3V, it ensures energy efficiency without compromising on performance. Elevate your electronic projects with Winstar’s advanced OLED technology, where quality meets innovation.

    Content Color

    White

    Resolution

    128x64

    Interface

    6800, 8080, I²C, SPI

    Controller

    SH1106

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    60.5x37.0x2.01

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Unveil superior display technology with the WEO012864AHWPP3N00000 Graphic OLED display from Winstar Co., designed to elevate your projects with crisp, white content on a 128×64 resolution screen. This versatile display is equipped with multiple interfaces—6800, 8080, I²C, and SPI—ensuring seamless integration into any system. Powered by the robust SH1106 controller and operating at a low 3V, it provides efficient performance across a wide temperature range of -40°C to 80°C. The Chip on Glass (COG) module ensures a slim profile, with dimensions of just 42.04 x 27.22 x 1.41 mm, perfect for compact applications. Ideal for developers and engineers, this OLED display combines durability, clarity, and flexibility, making it an essential component for innovative designs. Trust in Winstar’s expertise to deliver exceptional display solutions that drive your technology forward.

    Resolution

    128x64

    Content Color

    White

    Interface

    6800, 8080, I²C, SPI

    Controller

    SH1106

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    42.04 x 27.22 x 1.41

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Experience crystal-clear visuals with the WEA012864AEWAP3N00000 Graphic OLED display from Winstar Co. This high-performance display boasts a sleek, compact design with a 128 x 64 resolution and a white content color that guarantees exceptional brightness and clarity. Its advanced SPI interface and CH1116 controller ensure seamless integration and reliable performance across a variety of applications. Designed with a robust Chip on Glass (COG) module, this OLED display is engineered to withstand extreme temperatures ranging from -40°C to 80°C, making it ideal for both indoor and outdoor use. With its low voltage requirement of just 3 V and compact dimensions of 42.4 x 38 x 5.36 mm, it offers both energy efficiency and space-saving advantages. Trust in Winstar’s reputation for quality and innovation to elevate your projects with this outstanding graphic display solution.

    Content Color

    White

    Resolution

    128x64

    Interface

    SPI

    Controller

    CH1116

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    42.4x38x5.36

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

  • Elevate your electronic projects with the WEA012864AAWAP3N00000 Graphic OLED display from Winstar Co., a premium choice for exceptional clarity and performance. This display boasts a crisp 128×64 resolution in striking white, ensuring your graphics are sharp and vibrant. Designed with a compact Chip on Glass (COG) module and a space-efficient outline of 42.40 x 38.00 x 5.9 mm, it seamlessly integrates into any design. The SPI interface and SSD1327 controller provide reliable and efficient data communication, while operating smoothly across a wide temperature range of -40°C to 80°C. With a low voltage requirement of 3V, it is perfect for energy-conscious applications. Whether you’re crafting intricate devices or robust industrial equipment, this OLED display is engineered to deliver superior performance and durability. Enhance your creations with Winstar’s trusted technology and make your visuals stand out.

    Content Color

    White

    Resolution

    128x64

    Interface

    SPI

    Controller

    SSD1327

    Voltage

    3V

    Module type

    COG - Chip on Glass

    Outline Dimensions (mm)

    42.40 x 38.00 x 5.9

    Operating temp. (°C)

    -40~80

    Manufacturer

    Winstar

How to Find the Right OLED Display in Our Offer?

When choosing an OLED display, it is important to pay attention to several parameters such as color of content, module type, voltage, and operating temperature.
Below, we describe selected parameters of OLED displays.

OLED Display Colors

Monochromatic OLED displays dominate Unisystem’s offer, featuring diodes in a single color, such as white, yellow, red, green, or blue (which defines the color of the displayed content). Monochromatic OLED displays can also combine different colors, resulting in a matrix composed of diodes in, for example, yellow and blue colors, allowing the creation of vertical or horizontal stripes in yellow and blue.
In consumer applications, color OLED displays are commonly used. These displays use pixels composed of three sub-pixels—red, green, and blue (RGB model)—which, when combined, create different shades of colors. Such matrices are referred to as RGB OLED displays. Another variant is RGBW OLED (also known as White OLED). In RGBW OLED displays, each pixel consists of four sub-pixels—one for each primary color and an additional white sub-pixel. This modification significantly improves color reproduction quality.

Types of OLED Display Modules

OLED displays can be classified into three structural variants:

  • COG (Chip-on-Glass) – with OLED diodes placed on the display glass. The COG variant is used when a smaller number of OLED diodes is needed but with higher image quality and smaller module size.
  • COB (Chip-on-Board) – with OLED diodes placed on a PCB. The COB variant is used when a large number of OLED diodes are needed, or in applications where low production costs are a key requirement.
  • COF (Chip-on-Film) – with OLED diodes placed on a flexible film. The COF variant provides better image quality and advanced features, which are particularly important in industrial applications.

Interfaces Used in OLED Displays

One of the factors in choosing the right OLED display is the interface, which determines how it communicates with the controlling device. Popular interfaces used in OLED displays include 6800 and 8080, CAN, I2C, and SPI.
The 6800 interface is one of the oldest types and uses eight wires to transmit control signals and data. The 8080 interface is an advanced version of the 6800 interface and utilizes 16 wires, allowing for faster and more advanced communication.

The CAN interface is a multi-master solution without a central unit. In this network, all devices monitor the network continuously and wait for an opportunity to transmit their own message. Data reaches all devices in the network while maintaining a specific order defined by unique identifiers assigned to each message (determining its priority).

The I2C interface is a serial solution in which communication occurs bidirectionally. It is a multi-master bus, and information is transmitted in the form of one-byte packets. Each transmission has a designated start (START signal/bit) and end (STOP signal/bit). Between them, the master device sends a 7-bit address and then the read/write bits and relevant data to the target device.

The SPI interface is a serial solution in which communication occurs bidirectionally. It is based on the “master/slave” model, although it is not a multi-master bus. Typically, only one master device is used, connected to several slave devices. Four lines are used for transmitting information.

Learn more about the interfaces used for data transmission from our guides – part 1 and part 2.

Voltage in OLED Displays

The operating voltage in monochrome OLED displays is commonly defined at 3V, 3.3V, or 5V. In applications utilizing OLED solutions, it is important for the supply voltage to be precisely matched to the end device. Any changes in the voltage path require the use of additional electronic components, resulting in design modifications and affecting the final production cost of the device.

Operating Temperature of OLED Displays

Among the available display technologies on the market, OLED displays stand out for their wide operating temperature range (for almost all models, the operating temperature range is specified from -40 to 80°C). This allows them to be used in extremely low and high temperatures without the need for additional elements like fans or heaters.

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