The WEO012832P is a highly advanced 1.71-inch COG (Chip-on-Glass) OLED display module, engineered to meet the demands of modern electronic applications that require compact, energy-efficient, and high-performance display solutions. With a resolution of 128x32 dots, this module is capable of delivering clear and detailed graphical or textual information, making it an excellent choice for a wide range of applications, including smart home devices, portable electronics, health monitoring equipment, and testing instruments. Its integration with the CH1115 IC, combined with support for both I2C and SPI interfaces, ensures flexibility and ease of integration into various systems.
One of the standout features of the WEO012832P is its ultra-thin COG structure, which eliminates the need for a backlight. This design not only reduces the module's thickness and weight but also significantly lowers power consumption, making it an ideal choice for battery-powered devices. OLED technology, by its nature, is self-emissive, meaning each pixel generates its own light. This allows the display to achieve true black levels, infinite contrast ratios, and vibrant colors, enhancing the overall visual experience. Additionally, OLED displays offer wider viewing angles compared to traditional LCDs, ensuring that the content remains clear and legible even when viewed from extreme angles. This is particularly advantageous in applications where the display may be viewed from various positions, such as in handheld devices or control panels.
The WEO012832P operates on a 3V power supply, with a logic supply voltage (VDD) of 3.0V. This low voltage requirement contributes to the module's energy efficiency, making it suitable for power-sensitive applications. The module's current consumption is remarkably low, with a typical value of 5mA at 12V VCC when displaying a 50% checkerboard pattern in white. This low power consumption is a direct result of the OLED technology used in the module, which eliminates the need for a backlight and allows for efficient power management. The module's 1/32 driving duty cycle further enhances its energy efficiency, ensuring consistent display performance while minimizing power usage.
In terms of environmental durability, the WEO012832P is designed to operate reliably across a wide temperature range. It can function in temperatures ranging from -40ºC to +80ºC, making it suitable for use in both extreme cold and hot environments. Additionally, the module can be stored at temperatures ranging from -40ºC to +85ºC, ensuring its longevity and performance even under harsh conditions. This robustness makes the WEO012832P an ideal choice for applications in industrial settings, outdoor equipment, and other environments where temperature fluctuations are common.
The WEO012832P serves as an IC alternative to the WEO012832G model, offering the same mechanical dimensions and PFC (Pin Function Control) pin definitions. This compatibility allows for easy substitution in existing designs without the need for significant modifications. However, designers are encouraged to consult the datasheet for detailed specifications and guidelines to ensure optimal performance and integration.
The OLED technology used in the WEO012832P provides several advantages over traditional display technologies. In addition to its low power consumption and high contrast ratios, OLED displays offer faster response times compared to LCDs, making them suitable for applications that require dynamic content or rapid updates. The module's compact size and lightweight design make it an excellent choice for portable devices, where space and weight are critical considerations. Its low power consumption extends battery life, enhancing the usability of devices such as smartwatches, fitness trackers, and portable medical devices.
In smart home applications, the WEO012832P's high contrast and wide viewing angles ensure that information is easily readable from a distance or in varying lighting conditions. For testing instruments and industrial equipment, the module's durability and wide operating temperature range make it a reliable choice for displaying critical data in challenging environments. The module's support for both I2C and SPI interfaces provides designers with the flexibility to choose the most suitable communication protocol based on their system requirements. The I2C interface is ideal for applications where minimizing the number of connections is critical, while the SPI interface offers higher data transfer speeds, making it suitable for applications that demand faster refresh rates or more complex graphical updates.
In summary, the WEO012832P is a highly capable and versatile OLED display module that combines advanced technology with practical design features. Its support for I2C and SPI interfaces, low power consumption, and robust construction make it a valuable component for a wide range of applications. Whether used in smart home devices, portable electronics, health monitoring equipment, or industrial instruments, the WEO012832P delivers the performance, reliability, and efficiency needed to meet the demands of modern electronic designs. Its compatibility with the WEO012832G model further enhances its appeal, providing designers with a flexible and cost-effective solution for their display needs. For detailed technical specifications and integration guidelines, designers are encouraged to refer to the module's datasheet.
| Dot Matrix |
128 × 32 Dots |
| Module dimension |
50.50 × 15.75 × 2.01mm |
| Active Area |
42.22 × 10.54mm |
| Pixel Size |
0.308 × 0.308mm |
| Pixel Pitch |
0.33 × 0.33mm |
| Display Mode |
Passive Matrix |
| Display Color |
Monochrome |
| Drive Duty |
1/32 Duty |
| IC |
CH1115 |
| Interface |
SPI, I2C |
| Size |
1.71 inch |
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