1.54" OLED Module 128x64 SPI SSD1309 – White/Blue Display

1.54-Inch OLED Screen Module – 128×64 Resolution, SSD1309 Driver, SPI Interface

Upgrade your electronics projects with this crisp, high-contrast 1.54-inch OLED display module. Driven by the reliable SSD1309 controller and fully compatible with the widely-used SSD1306 command set, this 7-pin module connects via SPI interface and delivers a sharp 128×64 pixel graphic display in your choice of White or Blue. Whether you're building a DIY instrument panel, a sensor readout, or a custom embedded display, this compact module slots in effortlessly.

Key Features

• Display Size: 1.54 inches diagonal — large enough to read clearly, small enough to fit tight enclosures
• Resolution: 128 × 64 pixels — sharp graphic and text rendering for both monochrome icons and readable fonts
• Driver IC: SSD1309 — fully compatible with the popular SSD1306 instruction set, so existing libraries and code work without modification
• Interface: 7-pin SPI — fast serial data transfer, ideal for microcontrollers with limited GPIO (Arduino, STM32, ESP32, Raspberry Pi, etc.)
• Display Colors Available: White or Blue pixel emission on a black background — excellent contrast ratio in both indoor and low-light environments
• Display Type: Graphic OLED — no backlight needed; each pixel is self-emitting for deep blacks and vibrant brightness
• Customizable: Yes — module parameters can be configured for your specific project needs
• Hazardous Chemicals: None — no high-concern substances

Technical Specifications

Who Is This For?

This OLED module is perfect for electronics hobbyists, makers, and embedded developers who need a reliable, easy-to-integrate display. Its SSD1306-compatible driver means you can reuse existing Adafruit, U8g2, or Arduino display libraries with zero code changes — just swap the pin definitions and you're live.

Compatible With Popular Platforms

• Arduino Uno, Nano, Mega
• ESP8266 / ESP32
• STM32 boards
• Raspberry Pi (via SPI)
• Any microcontroller with SPI support

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Frequently Asked Questions

Q: Is the SSD1309 driver fully compatible with SSD1306 libraries and code?

A: Yes. The SSD1309 controller uses the same command set as the SSD1306, so any existing library written for SSD1306 (such as the Adafruit SSD1306 library or U8g2) will work with this module. You simply need to initialize it for SPI mode and update your pin assignments accordingly.

Q: What is the difference between the White and Blue display variants?

A: Both variants offer the same 128×64 OLED resolution and SSD1309 driver. The only difference is the color of the emitted light from each pixel — White pixels on a black background, or Blue pixels on a black background. The choice is purely aesthetic and depends on your project's design requirements.

Q: How do I connect this 7-pin OLED module to an Arduino?

A: The 7-pin SPI interface typically uses the following connections: VCC, GND, SCL (clock), SDA (data), RES (reset), DC (data/command), and CS (chip select). Connect VCC to 3.3V or 5V (check your module's voltage spec), GND to ground, and map SCL/SDA/RES/DC/CS to the appropriate GPIO pins on your Arduino. Then configure your SSD1306-compatible library for SPI mode.

Q: Can I use this OLED module with an ESP32 or Raspberry Pi?

A: Absolutely. The SPI interface is supported by virtually all modern microcontroller and single-board computer platforms, including ESP32, ESP8266, STM32, and Raspberry Pi. Just ensure your platform's SPI pins are correctly mapped and your display library is configured for SPI communication.