【Arduino】189种传感器模块系列实验(资料代码+仿真编程+图形编程)
实验二百四十九:1.28寸圆形彩色TFT显示屏 高清IPS 模块 240*240 SPI接口GC9A01驱动
项目之八十二:GC9A01园屏之随机眨眼与左右移动的动画眼睛
实验开源代码
- /*
- 【Arduino】189种传感器模块系列实验(资料代码+仿真编程+图形编程)
- 实验二百四十九:1.28寸圆形彩色TFT显示屏 高清IPS 模块 240*240 SPI接口GC9A01驱动
- 项目之八十二:GC9A01园屏之随机眨眼与左右移动的动画眼睛
- */
-
- // GC9A01---------- ESP32
- // RST ------------ NC(复位引脚,此处未连接)
- // CS ------------- D4(片选引脚,连接到ESP32的D4引脚)
- // DC ------------- D2(数据/命令选择引脚,连接到ESP32的D2引脚)
- // SDA ------------ D23 (green)(主数据输出引脚,连接到ESP32的D23引脚,绿色线)
- // SCL ------------ D18 (yellow)(时钟信号引脚,连接到ESP32的D18引脚,黄色线)
- // GND ------------ GND(接地引脚,连接到ESP32的接地端)
- // VCC -------------3V3(电源引脚,连接到ESP32的3.3V电源)
-
- #include "SPI.h"
- #include "Adafruit_GFX.h"
- #include "Adafruit_GC9A01A.h"
-
- #define TFT_CS 4
- #define TFT_DC 2
- #define TFT_RST -1
-
- Adafruit_GC9A01A tft = Adafruit_GC9A01A(TFT_CS, TFT_DC, TFT_RST);
-
- #define SCREEN_WIDTH 240
- #define SCREEN_HEIGHT 240
- #define CENTER_X SCREEN_WIDTH / 2
- #define CENTER_Y SCREEN_HEIGHT / 2
- #define MAX_EYE_SIZE 60 // **最大眼睛大小**
- #define MIN_EYE_SIZE 30 // **最小眼睛大小**
- #define SPEED 5 // **眨眼速度**
- #define MOVE_SPEED 20 // **眼睛左右移动速度**
- #define FLASH_PROBABILITY 30 // **闪烁概率(百分比)**
-
- int eyeSize = MAX_EYE_SIZE;
- int eyeX = CENTER_X;
- bool shrinking = true;
-
- void setup() {
- Serial.begin(115200);
- tft.begin();
- tft.setRotation(2);
- randomSeed(analogRead(0)); // **初始化随机数**
- }
-
- void loop() {
- tft.fillScreen(tft.color565(0, 0, 0));
-
- // **绘制眼睛**
- tft.fillCircle(eyeX, CENTER_Y, eyeSize, tft.color565(255, 255, 255)); // **眼睛外圈**
-
- // **随机闪烁**
- int flash = random(100);
- uint16_t pupilColor = (flash < FLASH_PROBABILITY) ? tft.color565(255, 255, 255) : tft.color565(0, 0, 255);
- tft.fillCircle(eyeX, CENTER_Y, eyeSize / 2, pupilColor); // **瞳孔**
-
- // **眨眼动画**
- if (shrinking) {
- eyeSize -= SPEED;
- if (eyeSize <= MIN_EYE_SIZE) {
- shrinking = false;
- }
- } else {
- eyeSize += SPEED;
- if (eyeSize >= MAX_EYE_SIZE) {
- shrinking = true;
- }
- }
-
- // **随机左右移动**
- eyeX += random(-MOVE_SPEED, MOVE_SPEED);
- eyeX = constrain(eyeX, CENTER_X - 40, CENTER_X + 40); // **限制移动范围**
-
- delay(100);
- }
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