2.2 inch 240*320 LCD color screen TFT SPI serial interface module compatible with 5110

This 2.2 inch TFT LCD display module features a 240x320 pixel resolution with 65K color depth, utilizing SPI serial interface communication for seamless integration with microcontrollers and embedded systems. Electronics engineers and IoT developers widely use this module for real-time data visualization, sensor monitoring dashboards, and interactive user interfaces in resource-constrained applications. This display solves the critical challenge of adding a compact, cost-effective color screen to projects where parallel interfaces consume excessive GPIO pins and PCB real estate.

Product Overview

The 2.2 inch 240x320 TFT LCD module operates on the ILI9341 controller chipset, which manages pixel-level color rendering through 16-bit RGB565 color format, delivering vibrant and accurate color representation across 65,536 distinct colors. The SPI serial interface requires only four control lines (CS, CLK, MOSI, DC) plus power connections, making it ideal for Arduino, Raspberry Pi, STM32, and PIC microcontroller platforms. The module operates at 3.3V logic levels with integrated voltage regulators, eliminating the need for external level shifters when interfacing with modern 3.3V microcontrollers.

This display module incorporates a built-in backlight driver with adjustable brightness control through PWM signals, allowing developers to optimize power consumption and visual clarity based on ambient lighting conditions. The 240x320 resolution provides sufficient pixel density for displaying graphs, charts, text, and graphical user interfaces without visible pixelation, while the compact 2.2 inch form factor fits within space-constrained enclosures. The module includes a protective glass overlay and standard 0.1 inch pitch pin headers for reliable breadboard and PCB integration.

Key Specifications

Specification	Details
Product Type	TFT LCD Color Display Module with SPI Interface
Brand	Generic OEM Compatible with ILI9341 Controller
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp
Display Size	2.2 inches diagonal
Resolution	240 x 320 pixels
Color Depth	16-bit RGB565 (65,536 colors)
Interface Type	SPI Serial (4-wire: CS, CLK, MOSI, DC)
Operating Voltage	3.3V logic with integrated regulator
Backlight	LED with PWM brightness control
Controller Chipset	ILI9341
Pin Configuration	0.1 inch pitch standard headers

Key Features

• SPI Serial Interface with only 4 control lines reduces microcontroller GPIO usage by 90 percent compared to parallel 8080 interfaces, enabling complex projects on pin-limited platforms
• 65K color TFT display delivers photorealistic color reproduction for data visualization, image display, and user interface applications with smooth color gradients
• 3.3V native logic levels with integrated voltage regulation eliminate external level shifter circuits, reducing component count and PCB complexity
• PWM-controlled LED backlight allows dynamic brightness adjustment from software, enabling power-efficient operation and eye-comfort features in battery-powered applications
• ILI9341 controller with hardware acceleration supports fast screen refresh rates up to 60 FPS, enabling smooth animations and real-time graph plotting
• Compact 2.2 inch form factor fits within portable devices, wearables, and space-constrained instrumentation without compromising visual quality

Applications and Use Cases

• IoT Environmental Monitoring Stations displaying real-time temperature, humidity, and air quality data with color-coded alert indicators and trend graphs on Arduino or ESP32 platforms
• Portable Medical Devices such as pulse oximeters and glucose meters requiring compact color displays for patient data visualization and historical trend analysis
• Industrial Control Panels and HMI interfaces for machinery monitoring, parameter adjustment, and alarm status visualization in manufacturing environments
• Robotics Projects including autonomous navigation systems, robot arms with visual feedback, and drone telemetry displays requiring compact, low-power color screens
• Educational Electronics Prototyping for teaching embedded systems, microcontroller programming, and GUI design with hands-on visual feedback and interactive learning
• Weather Station Projects displaying live weather data, forecasts, and atmospheric pressure trends with color-coded severity indicators for different weather conditions

How to Use

Begin by connecting the module to your microcontroller using the SPI interface: connect the CS (Chip Select) pin to any GPIO, CLK to the SPI clock line, MOSI to the SPI data line, and DC (Data/Command) pin to another GPIO for command versus data differentiation. Power the module with 3.3V and ground, then configure your microcontroller's SPI peripheral to operate at 9.6 MHz clock frequency for stable communication. Download the ILI9341 library compatible with your development environment (Arduino IDE, MicroPython, or STM32CubeMX) and initialize the display with appropriate pin definitions in your code.

Once initialized, use library functions to draw pixels, lines, rectangles, circles, and text at specified coordinates with selected colors from the 65K color palette. For optimal performance, implement double-buffering techniques where you render graphics to a memory buffer before transferring the complete frame to the display, eliminating flickering during complex animations. Configure the PWM backlight pin to control brightness levels, and implement screen refresh timing to match your application requirements while managing microcontroller processing load and power consumption.

Frequently Asked Questions

Is this module compatible with Arduino Uno, Arduino Mega, and Raspberry Pi platforms?

Yes, this module is fully compatible with Arduino Uno, Arduino Mega, Arduino Due, Raspberry Pi, and STM32 microcontrollers. The SPI interface is universal across these platforms. For Arduino boards, use the Adafruit ILI9341 library or TFT_eSPI library. Raspberry Pi users can employ the Pillow library with GPIO-based SPI implementation. Ensure your microcontroller operates at 3.3V logic levels or use level shifters for 5V boards like Arduino Uno.

What is the maximum SPI clock frequency this display supports?

This ILI9341-based module supports SPI clock frequencies up to 9.6 MHz for reliable operation. While some implementations claim higher frequencies, 9.6 MHz provides optimal stability and signal integrity without requiring shielded cables or complex PCB layout considerations. Operating at maximum frequency enables 60 FPS refresh rates for smooth animations and real-time data updates.

Can I use this module with 5V microcontrollers directly without level shifters?

No, direct connection to 5V microcontrollers is not recommended. This module operates at 3.3V logic levels, and exposing the input pins to 5V signals may damage the ILI9341 controller. Use a 74LVC245 or similar level shifter IC for the CS, CLK, MOSI, and DC lines when interfacing with 5V Arduino boards. Alternatively, use Arduino Due or Arduino Zero which operate natively at 3.3V.

How do I control the backlight brightness?

The backlight brightness is controlled via PWM (Pulse Width Modulation) on the BL (Backlight) pin. Connect this pin to any PWM-capable GPIO on your microcontroller and use analogWrite() in Arduino or equivalent PWM functions in other platforms. A PWM value of 0 turns the backlight off, while 255 provides maximum brightness. Adjust the PWM duty cycle to achieve desired brightness levels and power consumption optimization.

What libraries should I use for programming this display?

For Arduino, the TFT_eSPI library by Bodmer is highly recommended due to its optimized performance and extensive functionality. Alternatively, use the Adafruit ILI9341 library for broader compatibility. For Raspberry Pi, use the Pillow library combined with GPIO-based SPI control. For STM32 platforms, use STM32CubeMX with HAL library and configure SPI peripherals accordingly. All libraries provide functions for drawing shapes, text, and images.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

• Genuine Products: Sourced directly from authorized distributors with authentication
• Expert Team: Our technical team validates every product before listing
• Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
• Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

Buy 2.2 inch 240*320 LCD color screen TFT SPI serial interface module compatible with 5110 Online in India

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