#include <Wire.h>  
#include <Adafruit_SSD1306.h> 
 
#define scl 5
#define sda 18
#define V 12 //垂直
#define H 13 //水平
#define D 14 //按下
//新建iic对象以及显示屏对象
TwoWire I2Cone = TwoWire(0);
Adafruit_SSD1306 display = Adafruit_SSD1306(128, 64, &I2Cone);
 
void setup() 
{
   I2Cone.begin(sda, scl, 400000); 
   //初始化显示屏
   display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
   //清屏
   display.clearDisplay();
   //设置字体大小
   display.setTextSize(1);
   display.setTextColor(INVERSE);  
} 
void loop()
{    

     int xValue = analogRead(H);
     int yValue = analogRead(V);
     int DValue = analogRead(H);
     display.setTextColor(WHITE);
     display.setCursor(2,2);
     display.print("H = "  + xValue);
     display.drawFastHLine(0,0,128,WHITE);
     display.drawFastHLine(0,63,128,WHITE);

     display.drawFastVLine(0,0,64,WHITE);
     display.drawFastVLine(127,0,64,WHITE);
     
     //display.startscrollright(0,60);
     display.display();
}