4. 內容— Sensicast object alarm system (OAS) &
environment management system (EMS)
硬體
• OAS100: OAS node with one Caveo
tough sensor
– Sense light, heavy touches or lifts of
artwork.
– Support two touch sensors
– Can adjust 10 levels of touch
sensitivity
– Use 902MHz-928MHz Frequency
Hopping Spread Spectrum
– Up to 300 inches range (indoor)
• EMS100: EMS node
– Sense temperature and humidity
– With the same spec as OAS100
• Mesh node
– Automatic join a network
– Redundantly route messages for
reliable
– 32KB RAM and 64 KM EEPROM
• Bridge node
– As gateway to gather/send data
from/to the network
– connect with PC via Ethernet or RS-
232
– Can integrate with Sensicast
SensorNet with USB, Ethernet,
LonWorks, etc.