Key Features

High Resolution: 240×320 pixels, supporting 65K colors for clear and vibrant images .

SPI Serial Interface: Uses only 4 wires (MOSI, SCK, CS, DC) for communication, saving valuable I/O pins on your microcontroller .

Built-in SD Card Slot: Onboard Micro SD card slot allows direct storage and display of images and files .

Flexible Power Supply: Operates on 3.3V – 5V, making it compatible with most development boards .

Powerful Software Libraries: Supports popular libraries like Adafruit GFX and TFT_eSPI, simplifying programming and increasing display speed .

Wide Temperature Range: Operates between -20°C and 60°C .

Key Technical Specifications

Specification Value

Screen Size 2.2 inch

Driver IC ILI9341 

Resolution 240 × 320 pixels 

Colors 65K (RGB 65K color) 

Interface Type 4-wire SPI (Serial) 

Operating Voltage 3.3V – 5V 

Active Area (AA) 33.84 × 45.12 mm 

PCB Size 40.10 × 67.20 mm 

Operating Temperature -20℃ to 60℃ 

Additional Port Micro SD Card Slot 

Pinout Diagram

Pin Label Description

1 VCC 5V / 3.3V Power Input

2 GND Ground

3 CS Chip Select (Active Low)

4 RESET Reset Signal (Active Low)

5 DC/RS Data / Command Select

6 SDI/MOSI SPI Data Input (Master Out Slave In)

7 SCK SPI Clock

8 LED Backlight Control (Connect to VCC for always on)

9 SDO/MISO SPI Data Output (Optional – for reading from display)

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WIKI