12 Networking and Communications
Contents
Hello, radio!
![hello radio](12/helloradio.jpg)
![hello radio layout](12/helloradio_board.png)
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Low-power wireless sensor node
- Optimized my sensor/wireless board from the input devices week for power
usage.
- Idle power is down to about 3µA
- Measurements are made and packets transmitted every 8 seconds
- Should operate from months to a year without replacing the coin cell
![sensor node](12/sensornode.jpg)
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