Details 1.5inch RGB OLED Display Module, 65K RGB Colors, 128×128 Resolution, SPI Interface 1.5″ RGB OLED Display Module embedded 1351 driver, using SPI bus Comes with examples for Raspberry Pi, Arduino, STM32, etc. Features at a glance 128×128 resolution OLED display, 65K RGB colors, clear and colorful displaying effect SPI interface, minimizes required IO pins Comes with development resources (examples for Raspberry Pi/Arduino/STM32) Specifications Operating voltage 3.3V/5V Resolution 128×128 pixels Communication Interface 3/4-wire SPI Display size 26.86 × 26.86 mm Display Panel OLED Pixel size 0.045 × 0.194 mm Driver 1351 Dimensions 44.5 × 37.0 mm Controlled via SPI Bus supports controller boards like Raspberry Pi/Arduino/STM32 VCC Power (3.3V/5V input) GND Ground DIN Data input CLK Clock input CS Chip selection, low active DC 4-wire SPI: Data/Command selection (high for data, low for command) 3-wire SPI: connect to GND, keeping low level RST Reset, low active Hardware connection connecting with Raspberry Pi connecting with Arduino board Outline dimensions