如何在SSD1306上显示动态表情符号位图

解锁您的SSD1306上充满活力的视觉效果!学习毫不费力地显示动态表情符号位图，并以风格增强您的项目。

在本教程中，我们将通过使用PCBX在线模拟环境在SSD1306 OLED显示器上显示位图图像的过程。本教程将介绍设置PCBX模拟，格式化位图数据，配置显示大小和管理图像延迟。

步骤1：设置PCBX仿真

•访问PCBX：进入PCBX在线模拟器页面。

•创建新项目：通过从主菜单中选择新项目来启动新项目。

添加组件:

•搜索Arduino UNO并将其拖到工作空间中。

•搜索SSD1306 OLED Display (I2C)并将其添加到您的工作区。

连接组件：

•将SSD1306的VCC连接到Arduino的5V。

•连接SSD1306的GND到Arduino的GND。

•将SSD1306的SDA连接到Arduino的A4 (SDA)。

•将SSD1306的SCL连接到Arduino的A5 (SCL)。

步骤2：安装所需的库

在PCBX仿真环境下：

•打开库管理器：在PCBX IDE中查找库管理器选项。

搜索库：如果还没有可用的库，安装以下库：

•Adafruit_GFX

•Adafruit_SSD1306

搜索库：安装以下库，如果它们还不可用：Adafruit_GFX

•Adafruit_SSD1306

这些库对于与SSD1306显示器交互以呈现图形(包括位图)是必不可少的。

步骤3：定义位图数据

接下来，您将定义要在SSD1306上显示的位图数据。确保位图数据格式正确，每个字节以逗号分隔，行以分号结尾。

第四步：模拟你的项目

•上传代码：点击PCBX IDE中的上传或编译按钮，编译并上传代码到模拟的Arduino。

•Run the Simulation：启动模拟。你应该看到你的位图图像显示在SSD1306 OLED显示器上，每个2秒。

结论

您已经成功地设置了PCBX在线模拟，以在带有Arduino草图的SSD1306显示器上显示位图图像。您可以随意修改位图数据，添加更多图像，并尝试不同的延迟以获得定制的显示体验。

代码

#include

#include

#include

#define SCREEN_WIDTH 128 // OLED display width, in pixels

#define SCREEN_HEIGHT 64 // OLED display height, in pixels

#define OLED_RESET -1 // Reset pin # (or -1 if sharing Arduino reset pin)

Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

// Bitmap data for each image, each array represents one image

// Please fill your bitmap data into these arrays

const unsigned char bitmap_nono[] PROGMEM = { /* Bitmap data */0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x0E,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x1F,0x00,0x0F,0x80,0x00,0x00,

0x00,0x00,0x7F,0x00,0x0F,0xC0,0x00,0x00,0x00,0x00,0xFE,0x00,0x07,0xF0,0x00,0x00,

0x00,0x01,0xF8,0x00,0x01,0xF8,0x00,0x00,0x00,0x07,0xF0,0x00,0x00,0xFC,0x00,0x00,

0x00,0x0F,0xC0,0x00,0x00,0x7F,0x00,0x00,0x00,0x1F,0x80,0x00,0x00,0x1F,0x80,0x00,

0x00,0x1E,0x00,0x00,0x00,0x0F,0x80,0x00,0x00,0x0C,0x00,0x00,0x00,0x03,0x00,0x00,

0x00,0x00,0x1C,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0x1C,0x00,0x07,0x80,0x00,0x00,

0x00,0x00,0x1C,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0x1C,0x00,0x07,0x80,0x00,0x00,

0x00,0x00,0x1C,0x00,0x07,0x80,0x00,0x00,0x06,0x00,0x1C,0x00,0x07,0x80,0x0C,0x00,

0x07,0xC0,0x1C,0x00,0x07,0x80,0x3E,0x00,0x07,0xF0,0x00,0x00,0x00,0x01,0xFE,0x00,

0x07,0xFE,0x00,0x00,0x00,0x07,0xFE,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xF0,0x00,

0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,0x07,0xFF,0xFF,0xFF,0xFE,0x00,0x00,

0x00,0x03,0xC0,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x3C,0x00,0x00,

0x00,0x03,0xFF,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0x00,0x00,

0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,

0x0F,0xFC,0x00,0x00,0x00,0x07,0xFE,0x00,0x07,0xF0,0x00,0x00,0x00,0x00,0xFE,0x00,

0x07,0x80,0x00,0x00,0x00,0x00,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

};

const unsigned char bitmap_unhappy[] PROGMEM = { /* Bitmap data */

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0xFF,0x80,0x1F,0xFF,0x00,0x00,

0x00,0x1F,0xFF,0x80,0x1F,0xFF,0x00,0x00,0x00,0x1F,0xFF,0x80,0x1F,0xFF,0x00,0x00,

0x00,0x00,0x0E,0x00,0x00,0x1E,0x00,0x00,0x00,0x00,0x0E,0x00,0x00,0x1C,0x00,0x00,

0x00,0x00,0x0E,0x00,0x00,0x1C,0x00,0x00,0x00,0x00,0x0E,0x00,0x00,0x1C,0x00,0x00,

0x00,0x00,0x0E,0x00,0x00,0x1C,0x00,0x00,0x00,0x00,0x0E,0x00,0x00,0x1C,0x00,0x00,

0x00,0x00,0x0E,0x00,0x00,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0x80,0x00,0x00,

0x00,0x00,0x1F,0xFF,0xFF,0x80,0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0x80,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

};

const unsigned char bitmap_angry_demon[] PROGMEM = { /* Bitmap data */0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x3F,0xC0,0x00,0x00,0x00,0x00,0x00,0x01,0xFF,0xF8,0x00,0x00,0x00,

0x00,0x00,0x07,0xFF,0xFE,0x00,0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0x80,0x00,0x00,

0x00,0x00,0x3F,0xFF,0xFF,0xC0,0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xE0,0x00,0x00,

0x00,0x00,0xFF,0xFF,0xFF,0xF0,0x00,0x00,0x00,0x01,0xFF,0xFF,0xFF,0xF8,0x00,0x00,

0x00,0x03,0xFF,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x03,0xFF,0xFF,0xFF,0xFC,0x00,0x00,

0x00,0x07,0xFF,0xFF,0xFF,0xFE,0x00,0x00,0x00,0x07,0xE0,0x1F,0x80,0x7E,0x00,0x00,

0x00,0x0F,0x80,0x06,0x00,0x1F,0x00,0x00,0x00,0x0F,0x00,0x00,0x00,0x0F,0x00,0x00,

0x00,0x0E,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x0C,0x00,0x00,0x00,0x03,0x00,0x00,

0x00,0x1C,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x1C,0x00,0x00,0x00,0x03,0x80,0x00,

0x00,0x7C,0x00,0x00,0x00,0x03,0xE0,0x00,0x00,0xFC,0x00,0x00,0x00,0x03,0xF0,0x00,

0x01,0xE0,0x0C,0x00,0x03,0x00,0x78,0x00,0x03,0xC0,0x1C,0x00,0x03,0x00,0x3C,0x00,

0x03,0x80,0x0C,0x00,0x03,0x00,0x1C,0x00,0x03,0x80,0x00,0x00,0x00,0x00,0x1C,0x00,

0x03,0x80,0x00,0x00,0x00,0x00,0x1C,0x00,0x03,0x80,0x00,0x79,0xE0,0x00,0x1C,0x00,

0x03,0x80,0x00,0xFF,0xF0,0x00,0x1C,0x00,0x01,0xE0,0x01,0xFF,0xF8,0x00,0x78,0x00,

0x01,0xF8,0x03,0xC7,0xBC,0x01,0xF8,0x00,0x00,0xF8,0x07,0x83,0x9E,0x01,0xF0,0x00,

0x00,0x38,0x0F,0x01,0xCF,0x01,0xC0,0x00,0x00,0x00,0x1E,0x01,0xC7,0x80,0x00,0x00,

0x00,0x00,0x3C,0x01,0xC3,0xC0,0x00,0x00,0x00,0x00,0x78,0x03,0xC1,0xE0,0x00,0x00,

0x00,0x00,0xF0,0x07,0x80,0xF0,0x00,0x00,0x00,0x01,0xE0,0x0F,0x00,0x78,0x00,0x00,

0x00,0x03,0xC0,0x1F,0x80,0x3C,0x00,0x00,0x00,0x07,0x80,0x3F,0xC0,0x1E,0x00,0x00,

0x00,0x1F,0x00,0x79,0xE0,0x0F,0x80,0x00,0x00,0x0E,0x00,0xF0,0xF0,0x07,0x00,0x00,

0x00,0x04,0x01,0xE0,0x78,0x02,0x00,0x00,0x00,0x00,0x03,0xC0,0x3C,0x00,0x00,0x00,

0x00,0x00,0x07,0x80,0x1E,0x00,0x00,0x00,0x00,0x00,0x0F,0x00,0x0F,0x00,0x00,0x00,

0x00,0x00,0x1E,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0x3C,0x00,0x03,0xC0,0x00,0x00,

0x00,0x00,0x18,0x00,0x01,0x80,0x00,0x00,0x00,0x00,0x08,0x00,0x01,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

};

//const unsigned char bitmap_ogre[] PROGMEM = { /* Bitmap data */ };

//const unsigned char bitmap_cold[] PROGMEM = { /* Bitmap data */ };

void setup() {

Serial.begin(9600);

// Initialize OLED display

if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3C for 128x64

Serial.println(F("SSD1306 allocation failed"));

while(true); // If initialization fails, enter an infinite loop

}

display.clearDisplay();

display.display();

}

void loop() {

displayBitmap(bitmap_nono, SCREEN_WIDTH, SCREEN_HEIGHT);

delay(200);

displayBitmap(bitmap_unhappy, SCREEN_WIDTH, SCREEN_HEIGHT);

delay(200);

//Uncomment the following lines to display additional images

displayBitmap(bitmap_angry_demon, SCREEN_WIDTH, SCREEN_HEIGHT);

delay(200);

// displayBitmap(bitmap_ogre, SCREEN_WIDTH, SCREEN_HEIGHT);

// delay(2000);

// displayBitmap(bitmap_cold, SCREEN_WIDTH, SCREEN_HEIGHT);

// delay(2000);

}

void displayBitmap(const unsigned char *bitmap, uint16_t w, uint16_t h) {

uint8_t bytes = (w + 7) / 8 * h; // Calculate the number of bytes for the bitmap data

display.clearDisplay();

display.drawBitmap(0, 0, bitmap, w, h, SSD1306_WHITE);

display.display();

}

本文编译自hackster.io