Velleman KA04 ETHERNET SHIELD FOR ARDUINO® Supplied in Kit Form
Also available as completely mounted module VMA04.
based on a Microchip ENC28J60 chip
downloadable sample sketches and library
stackable design: the shield can be stacked with other shields
large user community
requires 1 Arduino UNO™ (not included)
data rates up to 10 Mbps
integrated MAC controller
8 kB Transmit / Receive Packet Dual Port Buffer
the MAC controller supports both Unicast, Multicast and Broadcast packets, has a programmable (up to 64-byte) pattern matching feature within a packet at user defined offset and programmable wake-up on multiple packet formats (Magic Packet, Unicast, Multicast, Broadcast, specific packet match or any packet)
uses pin 10 and 2 on an Arduino UNO™ board. It also uses the ICSP connector as a serial connection to the shield to free up I/O pins
dimensions: 68 x 53mm / 2.67 x 2.08"