0 votes 0 votes what is the difference between [1]Serial Port and Parallel Port, [2]Serial port in PC and Serial I/O interface CO and Architecture co-and-architecture io-handling + – LavTheRawkstar asked Nov 3, 2016 • retagged Nov 13, 2017 by Arjun LavTheRawkstar 427 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.