MobiSys Tutorial, San Francisco TinyOS Hardware Joe Polastre, Phil Levis, Rob Szewczyk, David Culler University of California, Berkeley Intel Research Berkeley

MobiSys Tutorial, San Francisco Motes

3 MobiSys Tutorial, San Francisco UC Berkeley Family of Motes

4 MobiSys Tutorial, San Francisco Mica2 and Mica2Dot ATmega128 CPU –Self-programming Chipcon CC1000 –FSK –Manchester encoding –Tunable frequency Lower power consumption 1 inch

MobiSys Tutorial, San Francisco Wireless Robots

6 MobiSys Tutorial, San Francisco COTS-BOTS (UCB) Commercial Off-The-Shelf roBOTS 5 x 2.5 x 3 size <$250 total 2-axis accelerometer

7 MobiSys Tutorial, San Francisco Robomote (USC) Less than m 3 $150 each Platform to test algorithms for adaptive wireless networks with autonomous robots

8 MobiSys Tutorial, San Francisco MICAbot (Notre Dame) Designed for large-scale research in distributed robotics and ad-hoc wireless networking. $300 each

MobiSys Tutorial, San Francisco Sensorboards

10 MobiSys Tutorial, San Francisco Basic Sensor Board Light (Photo) Temperature Prototyping space for new hardware designs

11 MobiSys Tutorial, San Francisco Mica Interface Board 8 External Analog Inputs using Block Screw Terminals –External Probes 8 channel digital I/O 1 relay driver On board 12-bit ADC –0-2.5V, 0-3V, 0-5V Ranges Stable 2.5V Reference 3V and 5V power Designed by UCLA CENS w/ Crossbow and UCB

12 MobiSys Tutorial, San Francisco Mica Sensor Board Light (Photo) Temperature Acceleration –2 axis –Resolution: ±2mg Magnetometer –Resolution: 134 G Microphone Tone Detector Sounder –4.5kHz

13 MobiSys Tutorial, San Francisco PNI Magnetometer/Compass Resolution: 400 Gauss Three axis, under $15 in large quantities

14 MobiSys Tutorial, San Francisco Ultrasonic Transceiver Used for ranging Up to 2.5m range 6cm accuracy Dedicated microprocessor 25kHz element

15 MobiSys Tutorial, San Francisco Mica Weather Board Total Solar Radiation Photosynthetically Active Radiation –Resolution: 0.3A/W Relative Humidity –Accuracy: ±2% Barometric Pressure –Accuracy: ±1.5mbar Temperature –Accuracy: ±0.01 o C Acceleration –2 axis –Resolution: ±2mg Designed by UCB w/ Crossbow and UCLA Revision 1.5 Revision 1.0

16 MobiSys Tutorial, San Francisco Motor/Servo Board H Bridge Standard Motor Interface On-board microprocessor

17 MobiSys Tutorial, San Francisco Connexus Interface For More Information, See: Eric Paulos. Connexus: An Evocative Interface Workshop on Ad hoc Communications and Collaboration in Ubiquitous Computing Environments New Orleans, LA. Nov Interfaces a mote with: –Vibration Motors –Super-bright LEDs –Force Sensing –Accelerometer –Nitinol/Flexinol contractor muscle wire –Peltier Junction Tool for HCI research using wireless devices

18 MobiSys Tutorial, San Francisco In Manufacturing Dot sensorboards (1 diameter) –HoneyDot: Magnetometer »Resolution: 134 Gauss –Ultrasonic Transceiver –Weather Station

MobiSys Tutorial, San Francisco Enclosures

20 MobiSys Tutorial, San Francisco Mica Environmental Enclosure

21 MobiSys Tutorial, San Francisco Environmental Monitoring

22 MobiSys Tutorial, San Francisco Mica2Dot Standard Enclosure –HDPE –Sealed Power Supplies –Coin Cell »250mAh »1Ah –Li-SO2 (1Ah) –NiMH (3Ah) –AA batteries