Install the Arduino IDE following the on-screen instructions.
2. Install Adafruit Board Support Package
Open Arduino IDE:
Launch the Arduino IDE on your computer.
Add Board Manager URL:
Go to Arduino > Preferences on macOS or File > Preferences on Windows.
In the Additional Board Manager URLs field, add the following URL: https://adafruit.github.io/arduino-board-index/package_adafruit_index.json
Click OK.
Open Boards Manager:
Go to Tools > Board > Boards Manager.
Install Adafruit SAMD Boards:
In the Boards Manager, search for Adafruit SAMD.
Click Install on Adafruit SAMD Boards by Adafruit.
3. Connect Adafruit Trinket M0
Connect the Trinket M0:
Use a USB cable to connect the Trinket M0 to your computer.
Select the Board:
Go to Tools > Board.
Select Adafruit Trinket M0.
Select the Port:
Go to Tools > Port.
Select the port that corresponds to your Trinket M0. It should look something like COMx on Windows or /dev/cu.usbmodemxxxx on macOS.
4. Uploading Source Code
Open or Create a Sketch:
Create a new one.
Copy and paste the MP14.14 code to the Arduino sketch.
Compile the Sketch:
Click the checkmark icon to verify (compile) your sketch.
Upload the Sketch:
Click the right arrow icon to upload the sketch to the Trinket M0.
If the upload is successful, the on-board LED should start blinking.
5. Troubleshooting
Driver Issues (Windows):
If your Trinket M0 is not recognized, you might need to install the USB driver. Follow the instructions on the Adafruit website to install the necessary drivers.
Resetting the Trinket M0:
If the upload fails, double-click the reset button on the Trinket M0 to enter bootloader mode (the red LED should pulse). Try uploading the sketch again.