# StackRduino M0 Arduino IDE Setup ## Repository for storing Arduino related files and custom board definition. Copy and paste the following URL into the File > Preferences > "Additional Boards Manager" textbox. ``` https://raw.githubusercontent.com/StackRduino/StackRduino_M0/master/Arduino/package_StackRduino_index.json ``` Make sure to also install the Arduino SAMD Library at the same time. Boards > "Add board definition" > Search for "StackRduino Boards" > Install Robo HAT Library Boards > "Add board definition" > Search for "SAMD" > Install Arduino SAMD Library