K40 Laser Control Panel with OLED Display Fixed

This is the corrected code for the 128x64 OLED display to be without scan lines for better viewing.
You need to correct the lines in the library "adafruit_ssd1306.h" as shown in the photo.

11-mai-2020 added: Portuguese version

Pinout:
Arduino - Display
A4 - SDA
A5 - SCL
5v - VCC
GND - GND


Thanks to David Deloera for the good idea!