ARDUINO ETHERNET REV3 WITHOUT POE CHÍNH HÃNG

  • Mã sản phẩm: ARDUINO ETHERNET REV3 WITHOUT POE CHÍNH HÃNG
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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.

 

NB: Pins 10, 11, 12 and 13 are reserved for interfacing with the Ethernet module and should not be used otherwise. This reduces the number of available pins to 9, with 4 available as PWM outputs.

 

An optional Power over Ethernet module can be added to the board as well.

 

The Ethernet differs from other boards in that it does not have an onboard USB-to-serial driver chip, but has a Wiznet Ethernet interface. This is the same interface found on the Ethernet shield.

 

An onboard microSD card reader, which can be used to store files for serving over the network, is accessible through the SD Library. Pin 10 is reserved for the Wiznet interface, SS for the SD card is on Pin 4.

 

The 6-pin serial programming header is compatible with the USB Serial adapter and also with the FTDI USB cables or with Sparkfun and Adafruit FTDI-style basic USB-to-serial breakout boards. It features support for automatic reset, allowing sketches to be uploaded without pressing the reset button on the board. When plugged into a USB to Serial adapter, the Arduino Ethernet is powered from the adapter.

 

The Revision 3 of the board introduces the standardized 1.0 pinout, that consist in:

 

  • added SDA and SCL pins that are near to the AREF pin and two other new pins placed near to the RESET pin, this will the opportunity to shield that use i2c or TWI components to be compatible with all the Arduino boards;
  • the IOREF that allow the shields to adapt to the voltage provided from the board. Shields that use the IOREF pin will be compatible both with the board that use the AVR, which operate with 5V and with the Arduino Due that operate with 3.3V. Next to the IOREF pin there is a not connected pin, that is reserved for future purposes.

 

Getting Started

 

Use the Arduino Software (IDE), and start to tinker with coding and electronics. You can find your board warranty information here.

 

Need Help?

 

 

A separate power-over-Ethernet (PoE) module can be soldered to the board to provide power from a conventional twisted pair Category 5 Ethernet cable. It is IEEE802.3af compliant, and works with all compliant PoE injectors currently available. Compatible with PoE Module 12V (X000002).

Microcontroller ATmega328
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 (ATmega328) of which 0.5 KB used by bootloader
SRAM 2 KB (ATmega328)
EEPROM 1 KB (ATmega328)
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



 

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