Sep 6, 2013 #1 A Anjali0 Newbie level 5 Joined Dec 7, 2012 Messages 9 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,352 Why vdd and vss are inout ports in most of the designs? We are providing Power from outside the chip. So in that case we need to put them as input ports only, right? Anyone please explain...??
Why vdd and vss are inout ports in most of the designs? We are providing Power from outside the chip. So in that case we need to put them as input ports only, right? Anyone please explain...??
Sep 6, 2013 #2 R rca Advanced Member level 5 Joined May 20, 2010 Messages 1,527 Helped 355 Reputation 710 Reaction score 336 Trophy points 1,363 Location Marin Activity points 8,773 where you have the vdd & vss?, in RTL? should not.