ArduinoTFTscreen.text
时间: 2024-04-14 17:27:38 浏览: 7
Arduino TFT screen is a type of display module that can be controlled using an Arduino board. It allows you to display text, graphics, and other visual elements on the screen. To display text on the Arduino TFT screen, you can use the `text()` function provided by the TFT library.
Here's an example of how to display text on an Arduino TFT screen:
```cpp
#include <Adafruit_GFX.h> // Include the required libraries
#include <Adafruit_ILI9341.h>
#define TFT_CS 10 // Define the TFT screen pins
#define TFT_RST 9
#define TFT_DC 8
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST); // Create an instance of the TFT screen object
void setup() {
tft.begin(); // Initialize the TFT screen
tft.setRotation(3); // Set the screen rotation (if needed)
tft.fillScreen(ILI9341_BLACK); // Clear the screen
tft.setTextColor(ILI9341_WHITE); // Set text color
tft.setTextSize(2); // Set text size
}
void loop() {
tft.setCursor(0, 0); // Set the cursor position
tft.println("Hello, World!"); // Display the text on the screen
delay(1000); // Wait for a second
}
```
In this example, we include the necessary libraries (`Adafruit_GFX` and `Adafruit_ILI9341`) and define the pins for the TFT screen. We then create an instance of the `Adafruit_ILI9341` class and initialize it in the `setup()` function. In the `loop()` function, we set the cursor position using `setCursor()` and display the text using `println()`. We also add a delay to make the text stay on the screen for a second before being cleared.
Note: This example assumes you have installed the necessary libraries and connected the TFT screen to your Arduino board correctly. Make sure to adjust the pin numbers and any other settings according to your setup.