Fermion: Monochrome 0.91” 128x32 I2C OLED Display with Chip Pad (Breakout)

OLED display module with SSD1306 chip features 128x32 white pixels, compact design, low power consumption, compatible with Arduino and ESP controllers.

SDAOfficial table 2 row 1
IIC System Data Line
Type · i2c
SCLOfficial table 2 row 2
IIC System Clock Line
Type · i2c
GNDOfficial table 2 row 3
-
Type · ground
VCCOfficial table 2 row 4
+
Type · power

Pin	Position	Type

Start wiring

I2C

Confirm the data interface matches your host board.

Module pins: VCC, GND, SDA, SCL. Schematik maps them to your board in the app.

Related groups

4 groups

Displays

Character LCDs, SPI TFTs, e-paper modules and larger capacitive-touch TFT panels solve different display jobs. Treat display class, interface, controller, resolution, touch, refresh behaviour, storage, voltage and mounting as separate swap checks.

Displays · TFT & LCD displays · 33 parts

Connectors

Sort passive connector adapters from Qwiic boards, LCD modules and microSD card adapters before assuming anything with the right plug will substitute safely.

Connectors & cables · Connectors · 28 parts

Air quality

Choose between MQ gas sensors, VOC/eCO2 indoor-air sensors, true CO2 modules and particulate sensors without treating every air-quality breakout as the same detector.

Sensors · Gas & air-quality sensors · 29 parts

MCUs and boards

ESP32, Arduino Uno, Raspberry Pi Pico, and compatible add-on boards for running builds.

Boards · Microcontroller boards · 24 parts

SDA	Official table 2 row 1	i2c	IIC System Data Line
SCL	Official table 2 row 2	i2c	IIC System Clock Line
GND	Official table 2 row 3	ground	-
VCC	Official table 2 row 4	power	+

Pinout

Start wiring

Displays

Connectors

Air quality

MCUs and boards