[time-nuts] Needed: The Real Serial USB Fix

Bob Bownes bownes at gmail.com
Sun Jan 27 14:01:46 EST 2013


There are some well documented issues with timing and USB that have been
rehashed here a few times.


On Sun, Jan 27, 2013 at 1:48 PM, Jim Lux <jimlux at earthlink.net> wrote:

> On 1/27/13 9:30 AM, Peter Gottlieb wrote:
>
>> At work we simply use multi port serial cards (*no* USB intermediary) or
>> Ethernet to serial adapters.  Any use of USB for critical test equipment
>> was pretty much banned here years ago.
>>
>>
>>  Why the proscription against USB?
> Because of difficulty with USB device drivers? Or the plethora of serial
> port emulators that have unforeseen interactions with software that thinks
> it's talking to a real serial port? or what?
>
>
>
>
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