[Rxtx] loopback puzzle
Dr. Stephen Judd
sjudd at seas.upenn.edu
Mon Sep 11 17:10:44 MDT 2006
So my mental model was reasonable, but ahead of its time.
Now how do I adjust my mental image? Does rebooting the machine
change anything? How do I get to those new ports?!
On 2006 Sep 11, at 7:00 PM, Trent Jarvi wrote:
> Hi Stephen
> The CommAPI 'specification' was written before ports could vanish and
> appear. There isn't a means of catching 'hotplug' events yet. For
> practical purposes, the hardware should not change while using CommAPI
> 2.0. This shortfall has been discussed as a possible addition to
> 'standards' which rxtx will support. For now, you have to adjust your
> mental image :)
> On Mon, 11 Sep 2006, Dr. Stephen Judd wrote:
>> Many thanks to Dr. Lyon, Joachim Buechse, and Bob Jacobsen.
>> Building on what I have learned from this group, my mental model has
>> arrived at the point where I believe that the mere plugging in of
>> a port
>> expander (like the DUAL PORT USB to Serial RS-232 DB-9 Adapter Cable)
>> will automagically change the list of ports available to
>> Experiments say this is not true however. Using same SerialDemo as
>> described below, the list does not change, even after plugging a
>> live device
>> into one of the resulting RS-232 ports, and restarting the app.
>> What's broken now? my hardware? or still my head?
>> On 2006 Sep 7, at 8:40 AM, Dr. Douglas Lyon wrote:
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