Hello all My first post, please be gentle lol. Help im just starting in electronics as a hobby, just bought an Uno Rev3, looking at the board i see 4 points one marked J2, What is this for and the other 2 for. just a simple answer and or why they are there would be great, will delve in deeper as m…

Uno Rev 3 and J2

system November 7, 2012, 10:46am 11

Nope going to do some research on it

not sure about the usb not there yet lol