IRIS

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The IRIS mote [1] is a multifunction low power module used for wireless sensor networks. The mote has available to it a large array of sensor boards to customize this mote for a particular application.

Contents

Hardware Specifications

Sensing:

Sensing available via expansion boards non-limiting to:

  • Temperature
  • Barometric
  • Pressure
  • Acceleration/Seismic
  • Acoustic
  • Magnetic
I/O:
  • 51 pin connector for connection to a sensor board
    • Supports Analog inputs, Digital I/O, I2C, SPI and UART
  • 3 Diagnostic LEDs
Radios:

Atmel RF230

CPU:

Atmel Atmega 128L

  • 128K Flash
  • 512K Measurement (Serial) Flash
  • 8K RAM
  • 4K EEPROM
Storage:

See CPU

Applications

  • Indoor building monitoring and security
  • Acoustic, video, vibration and other high speed sensor data
  • Large scale sensor networks incorporating 1000+ points

Power

IRIS is powered via 2x AA batteries.

Software

IRIS is supported by MoteWorks which is based on theTinyOs environment. (see more info here)

Additional Information

Papers

  • Maala, B., Challal, Y., Bouabdallah, A., HERO: Hierarchical kEy management pRotocol for heterOgeneous wireless sensor networks, IFIP International Federation for Information Processing, Vol. 264, pp 125-136.
  • Pallikonda Rajasekaran, M., Radhakrishnan, S., Subbaraj, P., Elderly Patient Monitoring System Using a Wireless Sensor Network, Telemedicine and e-Health. January 2009, Vol. 15, No. 1: 73-79

References

  1. http://www.xbow.com/Products/Product_images/Wireless_images/IRIS_sml.jpg

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