Sun SPOTS

Sun SPOT (Sun Small Programmable Object Technology) is a wireless sensor network (WSN) mote developed by Sun Microsystems. The device is built upon the IEEE 802.15.4 standard. Unlike other available mote systems, the Sun SPOT is built on the Java 2 Micro Edition Virtual Machine (JVM), without any Operating Systems.

Hareware
Processing
 * 180 MHz 32 bit ARM920T core - 512K RAM - 4M Flash
 * 2.4 GHz IEEE 802.15.4 radio with integrated antenna
 * USB interface

Sensing
 * 2G/6G 3-axis accelerometer
 * Temperature sensor
 * Light sensor
 * 8 tri-color LEDs
 * 6 analog inputs
 * 2 momentary switches
 * 5 general purpose I/O pins and 4 high current output pins

Battery
 * 3.6V rechargeable 750 mAh lithium-ion battery
 * 30 uA deep sleep mode
 * Automatic battery management provided by the software

Networking
 * IEEE 802.15.4


 * The official site
 * Some cool pictures about the device and projects.