The Arduino Ethernet is a microcontroller board based on the ATmega328. It has 14 digital input/output pins, 6 analog inputs, a 16 MHz crystal oscillator, a RJ45 connection, a power jack, an ICSP header, and a reset button. Features: Microcontroller ATmega328P Operating Voltage 5V Input Voltage Plug (recommended) 7-12V Input Voltage Plug (limits) 6-20V Input Voltage PoE (limits) 36-57V Digital I/O Pins 14 (of which 4 provide PWM output) Arduino Pins reserved: 10 to 13 used for SPI 4 used for SD card 2 W5100 interrupt (when bridged) Analog Input Pins 6 DC Current per I/O Pin 40 mA DC Current for 3.3V Pin 50 mA Flash Memory 32 KB (ATmega328P) of which 0.5 KB used by bootloader SRAM 2 KB (ATmega328P) EEPROM 1 KB (ATmega328P) Clock Speed 16 MHz W5100 TCP/IP Embedded Ethernet Controller Power Over Ethernet ready Magnetic Jack Micro SD card with active voltage translators Length 68.6 mm Width 53.3 mm Weight 28 gr
