I have made temperature sensor in the past, but now I added power saving features to the code.
The result was a device which lasts almost a month when it reports temperature once an hour over XBee and is powered by 1000mAh LiPo battery.
Instead of official Arduino, I used …
[more]Required parts:
I had a couple of extra DS18B20 temperature sensors lying around, so I was interested in communicating with them using Arduino.
DS18B20 uses 1-wire protocol for communication …
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