The Xbee sensor expansion shield for the Arduino not only supports RS485, APC220, Bluetooth communication, and servo control but also supports SD card read/write which provides the ultimate functional expansion for the Arduino so far.
Features
- extension of 14 digital IO ports (12 servo interface) and power;
- six analog IO ports and power;
- one digital external power port terminal;
- Digital-port external power supply and an onboard power supply automatic switching;
- one External power input terminal and an input pin;
- RS485 interface;
- reset button;
- xbee/Bluetooh Bee Bluetooth wireless data transmission interface;
- APC220/Bluetooh V3 Bluetooth wireless data transmission interface;
- IIC/I2C/TWI interface;
- 3.3V output port;
- SD card module interface