#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define OLED_RESET 4

Adafruit_SSD1306 display(OLED_RESET);

int potValue=0;
int potValue1=0;
int online = 0;
float systemdruck = 0.00;
int zz = 0;
int xx = 10;

int x0;
int y0;



void setup()
{
Serial.begin(9600);
display.begin(SSD1306_SWITCHCAPVCC);
display.setTextColor(WHITE);
display.clearDisplay();

}

void loop()
{


potValue = analogRead(A0);

//xy Achsen
display.drawLine(0, 0, 0, 31, WHITE);
display.drawLine(0, 31, 127, 31, WHITE);

potValue1 = map(potValue, 0, 1023, 0, 31);  // analog Eingang auslesen und auf LCDhöhe angepasst

//Kurve zeichnen
display.drawPixel(x0, potValue1, WHITE);
if (x0 <127)
{
x0++;
}
 if ( x0 == 127)
 {
  x0=127;
 }


display.display();


}