[Elecraft] P3 bug

[Joe Subich, W4TV]

 > More of you should run this test.

I have run your test and Vic's test literally hundreds of times
with absolutely no "hang."

73,

    ... Joe, W4TV


On 2014-12-29 4:40 PM, Mike K2MK wrote:
> I also have just proved conclusively that it has nothing to do with RF and
> nothing to do with a PC application. I tested the P3 with SVGA with my K3 in
> test mode on 15 meter CW. Using the internal keyer and my paddle with QSK
> turned on I sent the letter K at 25 WPM and paused. After 5 repeats the P3
> hung up for about 1 second. Continuing I sent the letter K about 10 times
> and the P3 hung on the 10th repeat for about 2 seconds.
>
> This is a true problem. More of you should run this test.
>
> 73,
> Mike K2MK
>
>
> Vic Rosenthal 4X6GP/K2VCO wrote
>> Right, but I conclusively proved that this is not the (only?) cause by
>> reproducing the bug without any applications running on my computer that
>> access the K3.
>>
>> On 29 Dec 2014 22:58, Joe Subich, W4TV wrote:
>>>
>>>> It only happens here when the logging program (N1MM+) is active,
>>>> which suggests it is related to traffic on the RS232 link - perhaps
>>>> some kind of data collision which is being resolved by timeouts.
>>>
>>> N1MM Logger (both Classic and Plus) is extremely aggressive in its
>>> polling - something like 7 or 9 "GET" items - including FA; FB; and IF;
>>> all at once every 300 ms. Add a second polling source - e.g. the P3 -
>>> and the chance of collision, timeout, and/or buffer overflow gets
>>> fairly substantial rather quickly.
>>>
>>> 73,
>>>
>>>     ... Joe, W4TV
>
>
>
>
>
> --
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