Between:
AVR I/O with 644P(hugh duff and http://members.home.nl/bzijlstra/software/examples/RTL8019as.htm) or ethernut 1.3 H(www.ethernut.de)
with 28 pins SMD ZIF socket.
Details at
http://www.avrfreaks.net/index.php?name=PNphpBB2&file=viewtopic&t=100189
jeckson