Wednesday, 29 July 2020

QR Code OLED

https://techtutorialsx.com/2017/12/16/esp32-arduino-ssd1306-oled-drawing-a-qr-code/


#include <Wire.h>
#include "SSD1306.h"
#include <qrcode.h>
 
SSD1306 display(0x3c, 5, 4);
QRcode qrcode (&display);
 
void setup() {
 
  display.init();
  display.display();
 
  qrcode.init();
  qrcode.create("Hello from esp32");
}
 
void loop() {}

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