In reply to dave_59:
Hi Dave ,
For 4th O/P as 1fs is 10-6 * 1ns ( time_unit is 1ns )** I observe O/P as T is 0.000001 .
However if I change the directive to `timescale 10ns / 1ps ,
why is it that I observe T is 0.000000 ?
I expected O/P as 0.0000001 as 1fs is 10-7 * 10ns ( time_unit is 10ns )**