"Little Linux wall wart computers have a thousand and one uses.
But what if you accidentally brick your little plug server? No
worries, for Akkana Peck shows us how to un-brick them.The last
article on plug computers covered the basics of choosing a plug and
talking to it over a USB-serial connection. But what if something
goes wrong? Today's article will cover uBoot and how to "unbrick"
"When you first power on your plug computer with the serial line
connected, you'll probably see something like this: