Chirp: An open source plant watering alarm using Attiny44A

Chirp: Plant watering alarm

Your favorite plants need plenty of water to grow. If you keep forgetting to water your house plants you might be interested in this plant watering alarm device called Chirp. Chirp uses capacitive humidity sensing technique to measure the moisture level in the soil and alerts the user through short chirps when it is time to water the plant. Based on the amount of ambient light detected by the on-board light sensor, Chirp detects day and night condition. It is very considerate and remains silent during the night time. The project uses ATtiny44A and is licensed under CERN Open Hardware Licence v.1.1.

Chirp: Plant watering alarm

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