How to use Derivative x(t).vi, I'm very confusing.

[bkk]

Now, I 'm using Derivative x(t).vi, but it's not work ? coz when i use this function, the output is 0 every time. very confusing.

please help me!

[bkk]

I compose the example that i test the derivative function

[antea06]

Hi,

you simply have connected the wrong input array (an array made by only  point) in the derivative function.

Compare your vi with this.

Bye

[bkk]

Thank you very much.