Ethernet Shield W5100 + Mega2560 R3 ATmega2560-16AU Kit For Arduino
Ethernet Shield W5100:
It is directly supported by Arduino official Ethernet Library.It adds a micro-SD card slot， which can be used to store files for serving over the network.It is compatible with the Arduino Duemilanove (168 or 328)， UNO as well as Mega (1280\/2560) and can be accessed using the SD library.The Wiznet W5100 provides a network (IP) stack capable of both TCP and UDP.It supports up to four simultaneous socket connections.Use the Ethernet library to write sketches which connect to the internet using the shield.MAC address: 0xDE， 0xAD， 0xBE， 0xEF， 0xFE， 0xED byte mac[] = { 0xDE， 0xAD， 0xBE， 0xEF， 0xFE， 0xED }
Mega 2560:
Microcontroller: ATmega2560Operating voltage: 5VInput voltage (recommended): 7-12VInput voltage (limits): 6-20VDigital I \/ O pins: 54 (of which 14 provide PWM output)Analog input pins: 16DC current per I \/ O pin: 40 mADC current for 3.3V Pin: 50 mAFlash Memory: 256 KB of which 4 KB used by bootloaderSRAM: 8 KBEEPROM: 4 KBClock Speed: 16MHz
Package included:
1 x Ethernet Shield W51001 x Mega 2560 with usb cable