In reply to UVM_LOVE:
You have declared the signals a and b in interface file as inputs.
Since they are inputs you can’t drive values to them.
BTW you have to use non-blocking assignment to drive the output signals of the interface.
In reply to UVM_LOVE:
You have declared the signals a and b in interface file as inputs.
Since they are inputs you can’t drive values to them.
BTW you have to use non-blocking assignment to drive the output signals of the interface.