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Arduino's port not found in MacOSX

03 Oct 2015

Arduino’s port not found in MacOSX…

Last week, I just bought Arduino. And then, I followed this tutorial to test device, which connect and run simple program on it.

From the tutorial, you need to choose your Arduino port. In my case, I have only two ports like this.

Then I compiled source, uploaded to Arduino and found error like the picture below.

After google the problem, it was a driver problem in MacOSX with Arduino. If you also encounter the problem like me, you can try the same solution here.

  1. install the CH340 driver (choose the *.pkg file) link
  2. Run command : sudo nvram boot-args=”kext-dev-mode=1”
  3. Reboot

PS. I was connected Arduino when follow this instruction.

Bravo!! My Mac already found Arduino port. Now, it’s time to say hello to Arduino :)