From: rlb534@ibm-03.nwscc.sea06.navy.mil
Subject: Re:16550 v. 16550A ???
Organization: UTexas Mail-to-News Gateway
Lines: 5
NNTP-Posting-Host: cs.utexas.edu

> What's the difference between a 16550 UART and a 16550A UART? Thanks!

BUGS!!!!!
16550 (without the A) would sometimes get extra characters in the FIFO.
This renders the FIFO useless.  Only get the 16550A.