Development of WSN system | Hardware used | Main characteristics of the system |
Phase 1 | Node: TI-MSPTRF6903 SM Sensor: ICT ECH2O P. Sensor: MPXV70002 | ・ Limited communication range ・ Communication sensitive to metal fences and electrical power lines ・ 60 kb of node memory ・ Noise in temperature and pressure readings ・ Higher power consumption |
Phase 2 | Node: MICAz 2.4 GHz SM Sensor: ICT ECH2O P. Sensor: MPXV70002 | ・ Moderate communication range (250 m) ・ Communication interrupted by depressions and crop height ・ 512 kb of node memory ・ Higher power consumption |
Phase 3 | Node: MICA2 IRIS 2.4 GHz (XM2110CA) SM Sensor: E240-40761 - 10HS P. Sensor: MPXV70002 | ・ Satisfactory communication range (500 m) ・ 3rd generation tiny wireless platform for smart sensors ・ 512 kb of node memory ・ Low power consumption |