Sep 8, 2013 #1 V Vishal Kottarathil Newbie level 2 Joined Jun 5, 2013 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,292 HC 05 module is returning Error(2) when any setting is made. Error(2) is PSKey error Any solution?