Refer the below link
**broken link removed**
Use appropriate input stimuli.Could you pls tel me,what if there are more than one input? How do you measure dynamic power,as there would be 2 inputs and 2 different periods ex: nand, nor ?
Just select appropriate time limits which you want the power analysis to be calculated for. It's all explained in the above tutorial.How do we do the power analysis for these circuits?