void setup() {
Serial.begin(115200);
delay(500);
// by default, we'll generate the high voltage from the 3.3v line internally! (neat!)
display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // initialize with the I2C addr 0x3D (for the 128x64)
}
void loop() {
//1.检测全屏显示(看看有没有大面积坏点)
display.fillScreen(WHITE);//检测全屏显示(看看有没有大面积坏点)
display.clearDisplay(); // clears the screen and buffer
/*
display.clearDisplay(); // clears the screen and buffer
//2.画点 点坐标(10,10)
display.drawPixel(20, 20, WHITE);// 列127 行63 画点 点坐标