Arduino IDE for Mac OS X Setup Guide

IMPORTANT NOTES: If you are getting errors compiling for a printer with the 2560 board in it go to Tools > Boards > Board Manager. Look for ATmega2560 & revert to 1.6.21. Some users reported issues on Mac OS X with the latest 2560 board library. If you are...

CH340 Drivers – TH3D Uno & Creality V1.1.4 Board

Windows Download the CH340 Driver Unzip the file Run the installer which you unzipped In the Arduino IDE when the CH340 is connected you will see a COM Port in the Tools > Serial Port menu, the COM number for your device may vary depending on your system....