Q. How long does notifying interrupt spend ?

A:

The actually used time is depended on the situation of used system. The following is the actual reference value without performing other applications.

OS: Windows 10 1909(19H2) 64bit
CPU: Intel Core i5-6500 3.2GHz

The average value compared with system time by repeating 10000 times

 

DIO-3232T-PE
(Board Type)

DIO-48DX-USB
(USB Type)

Interrupt *1

52.68usec

6577.34usec

Callback *2

31.99usec

6609.71usec

*1 Generate next interrupt in window message
*2 Generate next interrupt in callback

 

See Also

Interrupt  Trigger Function  Selection of Interrupt or Trigger