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Crowtail- Base Shield


The Crowtail- Base Shield plugs into Arduino and is the foundation of the Crowtail system. ALL I/O ports of the Arduino are exposed and adapted into Crowtail connectors which include digital I/O,analog I/O,and specialized ports(I2C,UART).


Crowtail- Base Shield.JPG


  • Arduino UNO and Duemilanove compatible
  • Compatible with all Crowtail modules
  • 11 Digital connectors (D2-D12)
  • 6 Analog connectors (A0-A5)
  • 2 I2C sockets
  • NO SPI socket
  • UART/D0-D1 connector
  • ISP/ICSP header
  • Green Power indicator LED
  • Right angle reset button with red LED reset indicator
  • Stacking connectors
  • Simplified screen printing
  • Dimensions(mm):69.5(L)x55.2(W)x23.5(H)

Interface Function

The purpose of the base shield is to allow easy connection of any microprocessor input and output pins to the Crowtail units. For a more detailed examination of the Base Board, please refer to the following diagram: Crowtail- Base Shield 1.png

D port:Digital I/O port.

A port:Analog I/O port.

U port:UART port.

I port:IIC port.

This is a pecular interface logo of all the Crowtail products. It may you easy to differentiate which module is connect to the digital port or other port.