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The FD (field detection) LED is turned ON when an NFC field is detected
Type Gas Applications Smart Home applications
Analog Capacitive Soil Moisture Sensor- Corrosion Resistant
It is being used in student final year projects
Operating humidity
SparkFun RFID Evaluation Shield - 13.56MHz Farm Sensors The FD (field detection) LEDSparkFun RFID Evaluation Shield 13. 56MHz This board is an evaluation platform for the SM130 RFID module. It includes an XBee header, PCB trace antenna, and has the layout to be used as a shield for an Arduino. There is a small prototyping area as well. This board can also be used as an antenna to the SM130 RFID module. Be sure to check the schematic for information on the connections. The XBee header is designed to be used with the XBee Explorer
US$ 126.00
US$ 165.50