Quote Originally Posted by Christopher4187 View Post
1. I'm using a 20 MHz crystal that has 4 pins, 2 ground and the 2 osc. Does it matter where I connect the two osc pins? In other words, does it matter if I connect osc1 where osc2 is supposed to go.......if that actually is supposed to happen?
The osc can be put in either way. Not familiar with VDDcore.