5. Connect O Watch

  • Insert micro-USB cable to the O Watch micro-USB slot gently. Connect the other side of the cable to the USB port on your computer.
  • Windows 7/8 users click here for device driver installation instructions before proceeding to next step. Mac and Win 10 users proceed to next steps below.
  • In the Arduino IDE, go to Tools->Board and scroll down to select TinyScreen+.

Select TS Board

  • In the IDE, go to Tools->Port and select the port showing TinyScreen+. e.g. on Mac it should show something similar to “/dev/cu.usbmodem1411 (TinyScreen+)” and on Windows similar to “COM3 (TinyScreen+)”. The port numbers maybe different on your computer.


  • Now you are ready to upload your very first program to the O Watch!


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