3.12 Inch Mono OLED Display Module 256×64 SPI for Arduino Raspberry Pi
Description
The 3.12 inch Monochrome OLED Display Module delivers crisp, high-contrast visuals at a 256×64 pixel resolution — perfect for engineers, makers, and product developers who need a reliable, power-efficient display solution. Powered by the SSD1322 driver and communicating over a standard SPI interface, this module integrates seamlessly with popular platforms including Arduino, Raspberry Pi, ESP32, and STM32.
Specification
| Item | Specification |
| Dot Matrix (Resolution) | 256 × 64 Dots |
| Diagonal Size | 3.12 Inch |
| Driver IC | SSD1322 |
| Interface | 8-bit 6800/8080 Parallel, 3-wire/4-wire SPI |
| Pin Configuration | 7 Pins |
| Display Color | Yellow / White / Blue / Green (Optional) |
| Module Dimension | 102.00 (W) × 35.00 (H) × 6.30 Max (T) mm |
| Active Area (AA) | 76.78 (W) × 19.18 (H) mm |
| Viewing Area (VA) | 78.78 (W) × 21.18 (H) mm |
| Pixel Pitch | 0.30 (W) × 0.30 (H) mm |
| Pixel Size | 0.28 (W) × 0.28 (H) mm |
| Duty Cycle | 1/64 Duty |
| Operating Temp. | -40°C ~ +85°C |
| Storage Temp. | -40°C ~ +85°C |
Key Features
256×64 High-Resolution Display — Render sharp text, icons, and graphics with a wide horizontal canvas ideal for status bars and dashboards.
SPI Interface — Fast, noise-resistant communication protocol; compatible with virtually all major microcontrollers and single-board computers.
Mono OLED Panel — True black pixels with high contrast ratio; no backlight needed, outstanding in low-light environments.
Ultra-Low Power Consumption — Ideal for battery-operated devices; OLED self-emission drastically reduces energy draw versus LCDs.
Wide Viewing Angle — Near 180° visibility ensures clear display from virtually any angle without color shift.
Broad MCU Compatibility — Works with Arduino, Raspberry Pi, ESP32, STM32, and other 3.3 V / 5 V systems.
Drawing & Definition
