2.9" E-Ink Display Module - 296x128 SPI Black/White
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2.9-inch E-Ink Display Module - 296x128, SPI, Black/White
A 2.9-inch E-Ink display module with a resolution of 296x128 pixels. Equipped with a built-in controller, it communicates via the SPI interface. It features ultra-low power consumption and retains the displayed image even when power is disconnected, making it an ideal solution for energy-saving applications.
Key Features:
- No backlight required, the display retains the last image even when power is off
- Ultra-low power consumption, power is only required when changing the image
- Resolution: 296 × 128 pixels
- Display color: black pixels, white background
- SPI interface, allowing easy connection to boards like Raspberry Pi, Arduino, Nucleo, STM32, etc.
- Usage examples and libraries available for Raspberry Pi, Arduino, STM32
SPI Interface and Pinout Description
The module communicates via the SPI interface. Below is the pinout description:
| PIN | DESCRIPTION |
|---|---|
| VCC | Power (3.3V) |
| GND | Ground (GND) |
| DIN | SPI MOSI pin |
| CLK | SPI SCK pin |
| CS | SPI Chip Select (active low) |
| DC | Data/Command Select (high for data, low for command) |
| RST | External Reset (active low) |
| BUSY | Busy Status Output (active high) |
Outline Dimensions
The precise dimensions of the module facilitate project integration.
Technical Specifications:
- Operating Voltage: 3.3V
- Interface: 3-wire SPI, 4-wire SPI
- Outline Dimensions: 89.5 mm × 38 mm
- Display Size (active area): 66.89 mm × 29.05 mm
- Dot Pitch: 0.138 × 0.138 mm
- Resolution: 296 × 128 pixels
- Display Color: black pixels, white background
- Grayscale Levels: 2
- Refresh Power: 26.4 mW (typ.)
- Standby Power:
- Viewing Angle: >170°
Package Contents
- 2.9-inch E-Ink Display, black/white x1
- Connecting Wires x1
Wiki: 2.9inch_e-Paper_Module
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