[EMAIL PROTECTED] (Hal Murray) writes: >>Does it really make sense to get microsecond resolution on the glitches.
>I doubt if whatever the UPS is using for an A/D is good for microseconds. >I've thought of using a wall-wart and some dividers to feed an audio >input channel. That would probably be good for 10s of microseconds. >I'm saving that for when I have lots of spare time. >>Try puttin in a microsleep into your routine to see if that solves the >>clock problem. It is possible that the reading of the ups is done via some >>sort of badly written interrupt routine which holds open the interrupts too >>long. It is however a bit weird I will admit. >I talk to the UPS over a serial port. I suppose I could try >a USB to serial gizmo. That would be far worse. And serial is good maybe for 100s of milliseconds, certainly not microseconds. Try decreasing the ups polling and see if makes a difference. >Another idea is to make an echo plug and some software that sends >stuff to itself and see what that does on various systems. >-- >These are my opinions, not necessarily my employer's. I hate spam. _______________________________________________ questions mailing list [email protected] https://lists.ntp.org/mailman/listinfo/questions
