ChipScout

Displays

SSD1306

Very common monochrome OLED display controller used in 0.96-inch I2C and SPI modules.

China-madeSolomon SystechActiveEasy

Best For

Projects needing OLED and I2C with a commonly available displays part.

Avoid If

You need production-grade certainty without checking the exact module vendor, pinout, and library maintenance status.

Quick Decision Notes

SSD1306 is indexed as a displays part from Solomon Systech. ChipScout tracks it by practical maker-facing dimensions: interfaces, library readiness, estimated price, field-level sources, and whether the page is strong enough for selection rather than only lookup.

Technical Specifications

DisplayMonochrome OLEDSource: Solomon Systech
InterfaceI2C / SPISource: Solomon Systech
Common Resolution128x64Source: Solomon Systech
Working Voltage3.3V - 5V moduleSource: Solomon Systech

Common Use Cases

  • Maker prototypes
  • Low-cost modules
  • Educational hardware

Known Issues

  • Breakout boards may use different pin labels or regulator choices
  • Clone modules can differ from the original datasheet part

Interfaces and Library Support

Interfaces
I2CSPI
Wireless
None
Voltage
3.3V
Libraries
Arduino verifiedMicroPython verified
Data Integrity88% confidence
Sourcehttps://www.solomon-systech.com/
Last verified2026-05-20
Core specsVerified
PinoutAvailable
Library supportChecked
Price rangePresent
Found a wrong spec?

Every field is meant to be source-backed. Corrections should include a datasheet URL, vendor page, module photo, or reproducible library test.

Submit correction

Source Resources

Datasheethttps://www.solomon-systech.com/Solomon SystechLibrarySSD1306 Arduino library lookupArduinoLibrarySSD1306 MicroPython driver lookupMicroPython community

Pinout Table

VCC3V3 / VCCPower · 3.3V module · Check breakout regulator before using 5V.
GNDGNDPower · Common ground with controller.
SDASDABidirectional · Use board I2C data pin and pull-ups.
SCLSCLInput · Use board I2C clock pin.

Pinout is not yet source-verified. Use the table as an integration checklist, then confirm exact pins against the module vendor page before wiring hardware.

Common Wiring

VCC

Power · 3.3V module · Check breakout regulator before using 5V.

GND

Power · Common ground with controller.

SDA

Bidirectional · Use board I2C data pin and pull-ups.

SCL

Input · Use board I2C clock pin.

Arduino Example

#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

Adafruit_SSD1306 display(128, 64, &Wire, -1);

void setup() {
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  display.clearDisplay();
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0, 0);
  display.println("SSD1306 OK");
  display.display();
}

void loop() {}
SSD1306 Arduino library lookupSSD1306 MicroPython driver lookup

MicroPython Example

from machine import Pin, I2C
import ssd1306

i2c = I2C(0, scl=Pin(1), sda=Pin(0))
display = ssd1306.SSD1306_I2C(128, 64, i2c)
display.text("SSD1306 OK", 0, 0)
display.show()

Recommended Development Boards

ESP32-C3 DevKit

Low-cost I2C host with Wi-Fi for sensor dashboards.

Raspberry Pi Pico W

Excellent MicroPython target for I2C OLED examples.

Arduino Uno R4

Beginner-friendly Arduino baseline for display libraries.

Alternative Model Reasons

SH1106DisplaysUse for common 1.3-inch OLED modules that are not true SSD1306 panels.
FT6236DisplaysCompare this option when price or module availability is the deciding constraint.
GC9A01DisplaysCompare this option when price or module availability is the deciding constraint.
HT16K33DisplaysCompare this option when price or module availability is the deciding constraint.

Common Questions

What is SSD1306 best used for?

Projects needing OLED and I2C with a commonly available displays part.

Does SSD1306 support Arduino or MicroPython?

SSD1306 has verified Arduino support and verified MicroPython support.

What interfaces does SSD1306 use?

SSD1306 lists I2C, SPI; wireless support is no wireless protocol.

Compare SSD1306 vs SH1106

Alternatives and Related Parts

SH1106

Sino Wealth

OLED controller common in 1.3-inch monochrome displays and SSD1306-like modules.

China-madeDisplays74% confidence

FT6236

FocalTech

Capacitive touch controller commonly paired with small TFT display modules.

China-madeDisplays70% confidence

GC9A01

GalaxyCore

Round color TFT controller popular in watch-style circular display modules.

China-madeDisplays72% confidence

HT16K33

Holtek

I2C LED matrix and segment driver used in backpack display modules.

China-madeDisplays78% confidence