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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: Arduino Due vs Mac
Date: Tue, 07 Jul 2015 22:53:51 +0100
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Date: 2015-07-07T22:53:51+01:00
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"Jedi Tek'Unum" <jeditekunum@gmail.com> writes:

> On Tuesday, July 7, 2015 at 10:31:52 AM UTC-5, Simon Wright wrote:
>> "Jedi Tek'Unum" writes:
>> 
>> > On Mac, device names ending in something like usbmodemfd131 are from
>> > the Apple driver and the hex ending is related to the physical port
>> > number. My experience has been that the Apple drivers, for FTDI at
>> > least, are buggy. I always replace it with the driver from FTDI which
>> > has always cleared up flaky problems for me. The driver from FTDI
>> > names the device with the serial number of the adapter.
>> 
>> Giving it a try - I expect I need to reboot, cos the same old
>> /dev/cu.usbmodem1411 shows up.
>
> Reboot is easiest (can unload/load).
>
> I think it is also necessary to disable the Apple driver. On Yosemite
> I go into /System/Library/Extensions/IOUSBFamily.kext/Contents/PlugIns
> and rename AppleUSBFTDI.kext directory to something else (I called
> mine AppleUSBFTDI.kext.disabled).

You may well be right. Doesn't seem like a very well-thought-out
installation tool that requires me to go into a system directory to
rename/remove a system component instead of just doing it itself.

I'm now getting on OK using bossa with the Apple drivers, so no need for
the FTDI ones. But thanks for the thought.