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ELECROW "3.5" TFT Touch Display with ESP32 Terminal (480320, ILI9488)

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Display Size

3.5 inches

Resolution

480x320 pixels

Display Type

TFT (Thin-Film Transistor) active matrix color LCD

Controller

ILI9488

Touch Interface

Resistive touch panel for precise user input

High-Quality Display480x320 pixels, 60Hz refresh rate, and 80-degree viewing angle

Screen Refresh Rate

60Hz

Viewing Angle

80/80/80/80 (up, down, left, right)

The display module provides a high-quality visual experience with vibrant colors and a fast refresh rate. The resistive touch panel allows for precise user input, making it suitable for various interactive applications.

ESP32 Terminal

Microcontroller

ESP32-WROVER-B

CPU

Dual-core Xtensa LX6 microprocessor

Clock Speed

Up to 240 MHz

Wi-Fi802.11 b/g/n/e/i

Bluetooth

4.2 BR/EDR and BLE

Flash Memory

16MB

SRAM

520KB

Digital I/O34 GPIO pins

The ESP32 terminal is a powerful microcontroller that provides Wi-Fi and Bluetooth capabilities, enabling wireless connectivity and communication with other devices. The dual-core processor and ample memory resources allow for efficient execution of complex tasks and applications.

Key Features

Compact Design

Integrated display and ESP32 terminal in a compact module

High-Speed ConnectivityWi-Fi and Bluetooth capabilities for wireless communication

Programmable

ESP32 microcontroller can be programmed using various development frameworks, including Arduino, MicroPython, and ESP-IDF

Power Management

Supports sleep mode and low-power consumption for battery-powered applications

Applications

IoT Projects

Home automation, industrial automation, wearable devices, and smart sensors

Robotics

Robot control, monitoring, and navigation systems

Wearable Devices

Smartwatches, fitness trackers, and health monitors

Industrial Control

HMI (Human-Machine Interface) systems, machine monitoring, and control panels

Prototyping

Proof-of-concept development and testing of IoT-related projects

Documentation and Resources

Datasheet

Available upon request

User Manual

Provided with the product

Software Development Kits

ESP-IDF, Arduino, and MicroPython support

Community Support

Online forums, tutorials, and documentation available for ESP32 and TFT display integration.

Pin Configuration

  • ELECROW "3.5" TFT Touch Display with ESP32 Terminal (480320, ILI9488) Pinout Documentation
  • The ELECROW "3.5" TFT Touch Display with ESP32 Terminal is a versatile IoT component that combines a 3.5-inch TFT display with an ESP32 microcontroller. The display features a resolution of 480320 pixels and utilizes the ILI9488 driver IC. This documentation provides a detailed explanation of the pins and their connections.
  • Pinout Structure:
  • The pinout structure of the ELECROW "3.5" TFT Touch Display with ESP32 Terminal is divided into several sections:
  • 1. ESP32 GPIO Pins
  • 2. TFT Display Pins
  • 3. Touch Panel Pins
  • 4. Power Supply Pins
  • Pin Descriptions:
  • ESP32 GPIO Pins:
  • GPIO0: Reserved for programming mode (pull-up when in flash mode)
  • GPIO2: Reserved for programming mode (pull-up when in flash mode)
  • GPIO4: Touch panel interrupt (connect to TP_INT)
  • GPIO12: TFT backlight control (connect to LED_A)
  • GPIO13: TFT reset (connect to RST)
  • GPIO14: TFT data clock (connect to CLK)
  • GPIO15: TFT data enable (connect to EN)
  • GPIO18: TFT data bit 0 (connect to DB0)
  • GPIO19: TFT data bit 1 (connect to DB1)
  • GPIO21: TFT data bit 2 (connect to DB2)
  • GPIO22: TFT data bit 3 (connect to DB3)
  • GPIO23: TFT data bit 4 (connect to DB4)
  • GPIO25: TFT data bit 5 (connect to DB5)
  • GPIO26: TFT data bit 6 (connect to DB6)
  • GPIO27: TFT data bit 7 (connect to DB7)
  • TFT Display Pins:
  • VCC: Power supply for the TFT display (3.3V)
  • GND: Ground for the TFT display
  • LED_A: TFT backlight anode (connect to GPIO12)
  • LED_K: TFT backlight cathode (connect to GND)
  • RST: TFT reset (connect to GPIO13)
  • CLK: TFT data clock (connect to GPIO14)
  • EN: TFT data enable (connect to GPIO15)
  • DB0-DB7: TFT data bits (connect to GPIO18-GPIO27)
  • Touch Panel Pins:
  • TP_VCC: Power supply for the touch panel (3.3V)
  • TP_GND: Ground for the touch panel
  • TP_CLK: Touch panel clock (connect to GPIO16)
  • TP_DIN: Touch panel data in (connect to GPIO17)
  • TP_DOUT: Touch panel data out (connect to GPIO5)
  • TP_INT: Touch panel interrupt (connect to GPIO4)
  • Power Supply Pins:
  • VCC: Power supply for the ESP32 (3.3V)
  • GND: Ground for the ESP32
  • Connection Structure:
  • To connect the pins, follow this structure:
  • 1. Connect the ESP32 GPIO pins to the corresponding TFT display pins:
  • GPIO12 to LED_A
  • GPIO13 to RST
  • GPIO14 to CLK
  • GPIO15 to EN
  • GPIO18-GPIO27 to DB0-DB7
  • 2. Connect the ESP32 GPIO pins to the corresponding touch panel pins:
  • GPIO4 to TP_INT
  • GPIO16 to TP_CLK
  • GPIO17 to TP_DIN
  • GPIO5 to TP_DOUT
  • 3. Connect the power supply pins:
  • VCC to 3.3V power source
  • GND to ground
  • 4. Connect the TFT display pins to the power supply:
  • VCC to 3.3V power source
  • GND to ground
  • 5. Connect the touch panel pins to the power supply:
  • TP_VCC to 3.3V power source
  • TP_GND to ground
  • Important Notes:
  • Make sure to handle the pins with care to avoid damage or bending.
  • Use a level shifter or voltage regulator if your power supply voltage is different from 3.3V.
  • Ensure proper power supply decoupling and filtering to avoid noise and interference.
  • Consult the datasheets for the ESP32, ILI9488, and other components for detailed information on pin functionality and limitations.

Code Examples

ELECROW "3.5" TFT Touch Display with ESP32 Terminal (480320, ILI9488) Documentation
Overview
The ELECROW "3.5" TFT Touch Display with ESP32 Terminal is a compact and feature-rich display module designed for IoT and embedded system applications. It features a 3.5-inch TFT LCD display with a resolution of 480320 pixels, driven by the ILI9488 controller. The module also includes an ESP32 microcontroller terminal, providing a powerful and versatile platform for developing IoT projects.
Technical Specifications
Display:
	+ Type: 3.5" TFT LCD
	+ Resolution: 480320 pixels
	+ Controller: ILI9488
 ESP32 Terminal:
	+ Microcontroller: ESP32
	+ Wi-Fi and Bluetooth capabilities
	+ GPIO pins for external connections
 Power supply: 5V
 Dimensions: 56.5mm x 83.5mm x 12.5mm
Getting Started
Before using the ELECROW "3.5" TFT Touch Display with ESP32 Terminal, ensure you have the following:
A compatible power supply (5V)
 A micro-USB cable for programming and communication
 A computer with a compatible operating system (Windows, macOS, or Linux)
 A suitable development environment (e.g., Arduino IDE, ESP-IDF)
Code Examples
### Example 1: Basic Display Initialization and Drawing
This example demonstrates how to initialize the display and draw simple shapes and text using the Arduino IDE.
Code:
```c++
#include <TFT_eSPI.h> // Include the TFT_eSPI library
TFT_eSPI tft = TFT_eSPI(); // Create an instance of the TFT_eSPI class
void setup() {
  tft.begin(); // Initialize the display
  tft.setRotation(1); // Set the display rotation to 1 (landscape)
  tft.fillScreen(TFT_BLACK); // Clear the screen with black color
}
void loop() {
  tft.drawRect(10, 10, 50, 50, TFT_RED); // Draw a red rectangle
  tft.setTextColor(TFT_WHITE); // Set the text color to white
  tft.drawString("Hello, World!", 20, 20); // Draw a string
  delay(1000); // Wait 1 second
}
```
### Example 2: Touch Screen Interface with ESP32 Wi-Fi Connectivity
This example demonstrates how to create a simple touch screen interface using the ESP32 terminal and connect to a Wi-Fi network.
Code:
```c++
#include <WiFi.h> // Include the WiFi library
#include <TFT_eSPI.h> // Include the TFT_eSPI library
const char ssid = "your_wifi_ssid"; // Replace with your Wi-Fi SSID
const char password = "your_wifi_password"; // Replace with your Wi-Fi password
TFT_eSPI tft = TFT_eSPI(); // Create an instance of the TFT_eSPI class
void setup() {
  tft.begin(); // Initialize the display
  tft.setRotation(1); // Set the display rotation to 1 (landscape)
  tft.fillScreen(TFT_BLACK); // Clear the screen with black color
  
  // Connect to Wi-Fi
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to Wi-Fi...");
  }
  Serial.println("Connected to Wi-Fi");
}
void loop() {
  // Create a touch screen interface
  tft.fillScreen(TFT_BLACK); // Clear the screen with black color
  tft.setTextColor(TFT_WHITE); // Set the text color to white
  tft.drawString("Touch the screen to connect to Wi-Fi", 20, 20);
  
  TS_Point touching_point = tft.getTouch(); // Get the touching point
  if (touching_point.z > 500) { // Check if the screen is touched
    tft.fillScreen(TFT_GREEN); // Fill the screen with green color
    delay(1000);
    tft.fillScreen(TFT_BLACK); // Clear the screen with black color
  }
  delay(100);
}
```
Note: These examples are just a starting point, and you may need to modify them to suit your specific project requirements. Additionally, make sure to install the necessary libraries and configure your development environment correctly before uploading the code to the ESP32 terminal.