[PD] [comport] crashes system (Ubuntu 11.10) when USB from Arduino gets disconnected by mistake

Alexandros Drymonitis adrcki at gmail.com
Mon Oct 26 17:45:16 CET 2015

On Mon, Oct 26, 2015 at 6:41 PM, Alexandros Drymonitis <adrcki at gmail.com>

> On Mon, Oct 26, 2015 at 6:17 PM, Max <abonnements at revolwear.com> wrote:
>> On 2015년 10월 26일 19:32, Alexandros Drymonitis wrote:
>> > On Mon, Oct 26, 2015 at 11:58 AM, Max <abonnements at revolwear.com
>> >     It's a known issue that if a connection is not released in the
>> software
>> >     and the cable is unplugged, comport and Pd will crash. It should not
>> >     affect the Operating system however.
>> > Hasn't that issue been fixed?
>> Not that I know of. Maybe newer Arduinos have a USB driver that handles
>> this better?
> I think it's on the [comport] side that it has been fixed. Maybe it's
> combined with a better handling from the Arduino itself. I guess Martin
> Peach can answer this.
>> AFAIK the only way to get around this issue is to use a Byron/Minia
>> http://www.1010.co.uk/org/byron.html
>> and use the HID or MIDI-USB for the (Sensor-)input.
>> Newer Arduinos should be able to reprogram the USB Atmel chip to behave
>> like a Keyboard/HID/MIDI-USB, That would work too.
> The Arduino Leonardo is designed to behave like a keyboard, as far as I
> know, not the Uno.
>> > My computer won't crash if I unplug the
>> > Arduino without closing the serial port.
>> And Pd is not freezing either?
> Nope, it just throws an error message (or a few of them) saying that the
> connection to the serial device has been lost..
More precisely, it says that it lost connection and that it retries to
obtain it. After a few attempts (around 10) it gives up, but no crash.
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