1.3-Inch OLED Display with EC11 Rotary Encoder Module – I2C Interface

The 1.3-Inch OLED Display with EC11 Rotary Encoder Module – I2C Interface is a multifunctional user interface solution that combines a bright OLED display with a rotary encoder for easy navigation and control. The OLED display offers sharp text and graphics with low power consumption, while the EC11 rotary encoder provides smooth rotational input and push-button functionality.

With an I²C interface, this module is simple to connect with Arduino, ESP32, Raspberry Pi, and other microcontrollers, making it ideal for building control panels, DIY electronics, 3D printers, smart devices, and user interface projects. Its compact and integrated design saves space and simplifies wiring.

Features:

• 1.3-inch OLED display with high contrast and low power consumption
• EC11 rotary encoder with push-button for smooth user input
• I²C communication interface for easy integration with microcontrollers
• Compact all-in-one design (display + encoder module)
• Ideal for DIY electronics, control panels, 3D printers, and smart devices
• Wide compatibility with Arduino, ESP32, Raspberry Pi, STM32, etc.

Specifications:

• Display Size: 1.3 inch OLED
• Resolution: 128 × 64 pixels
• Display Color: White (monochrome)
• Driver IC: SSD1306 / SH1106 (varies by batch)
• Interface: I²C (4-pin: VCC, GND, SCL, SDA)
• Rotary Encoder Type: EC11 with push-button switch
• Operating Voltage: 3.3V – 5V DC
• Interface: IIC for OLED communication
• EC11 Rotary Encoder Type: 20 Pulses, 5-pin with switch
• Knob Material: Black aluminum alloy
• Knob Length: 15mm
• Module Application: User interfaces, control panels, 3D printers, DIY projects, embedded systems
• Dimensions: 65x35mm
• Weight : 18g

Key Interfaces:

• CON(KEY1): Confirm button interface
• SDA: Data line for IIC communication
• SCL: Clock line for IIC communication
• PSH: EC11 button interface
• TRA, TRB: A and B phase outputs for EC11
• BAK(KEYO): Return button
• GND: Ground connection
• VCC: Power positive connection

Description:

1. Integrated Design: This module combines a high-quality OLED display with an EC11 rotary encoder, all on a single board. The integrated design facilitates easy connections and installation, making it an attractive option for DIY projects while maintaining a neat and streamlined appearance.
2. High-Resolution OLED Display: Available in 1.3 inch, this white OLED display provides clear and crisp visuals. The OLED technology allows for excellent contrast and viewing angles, making it suitable for a wide array of applications where display clarity is paramount.
3. Versatile Rotary Encoder: The included EC11 rotary encoder features a 20-pulse design, allowing for precise positioning and easy navigation. It is equipped with a switch function, providing additional control options for various projects, enhancing interactivity and user experience considerably.
4. Independent Button Interfaces: This module features dedicated interfaces for a confirm button and a return button, allowing for flexible usage scenarios. The separate buttons enable easy interaction with your projects, making it ideal for applications that require user input with minimal complexity.
5. Easy IIC Interface: Utilizing the IIC communication protocol for the OLED display simplifies wiring and integration into Arduinos projects. The standardized protocol supports seamless connectivity and makes it easier for users to integrate the module with their existing systems, enhancing overall project efficiency.

Package Includes:

• 1 x 1.3-inch OLED Display with EC11 Rotary Encoder Module (I²C Interface)