Graphic Display 1.44″ LCD TFT Serial SPI 128×128 ST7735

Description

What it is

The 1.44″ Graphic LCD TFT SPI Serial 128×128 ST7735 display is an electronic component that allows for the display of graphical information on a small screen. Using SPI communication, the display can be controlled by microcontrollers such as Arduino or ESP, making it ideal for prototyping and development projects.

Features

• Screen size: 1.44 inches
• Resolution: 128×128 pixels
• Technology: TFT LCD
• Interface: Serial SPI
• Controller: ST7735

What it is for

The graphic display can be used to create graphical user interfaces for Arduino or ESP projects. For example, it can be used to display real-time data such as temperature, humidity, or sensor values. It can also be used to create interactive screens with buttons and menus, or to display images and graphs.

Tutorial: How to use Graphic LCD TFT SPI 128×128 Display

The graphic LCD TFT SPI ST7735 is ideal for displaying colorful and detailed information. This component is suitable for beginner and intermediate makers who want to add a visual interface to their projects.

What you need

• Arduino Uno or compatible
• USB cable to connect Arduino to PC
• Graphic display ST7735
• Pull-up resistors

Steps

1. Connect the display to the microcontroller following the datasheet documentation.
2. Install the necessary libraries through the Arduino IDE: Adafruit_ST77XX and GFX.
3. Configure the SPI pins in the code, checking the datasheet.
4. Initialize the display in the setup() function.
5. Draw a simple square or white text on the screen in loop() to test the connection.

Example code

// Inserire qui lo sketch Arduino di esempio
#include <Adafruit_GFX.h>
#include <Adafruit_ST77XX.h>
// Collegamenti specifici del tuo display, verifica sul datasheet.

Mini project

Create a small digital clock with date and temperature that displays on the LCD TFT screen. Use a sensor network to read ambient temperatures.

Common mistakes

• SPI pin connection error
• Display initialization missing
• Insufficient power supply issues

Recommended accessories

• Arduino Uno R3
• 10kΩ pull-up resistors
• DHT22 temperature sensors
• USB A to B cable

Frequently asked questions

What is the display resolution?
The resolution is 128×128 pixels, check the datasheet.

How can I change the background color?
Use the setRotation() and fillScreen(color) methods from the Adafruit_ST77XX library.