README.md
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Watering-System

Watering system with Attiny85 and i2c moisture sensor.

FEATURES:


Measures soil moisture, light and temperature.
It waters only at night.
It doesn't water if temperature is below 4ºC.
It waters depending on a preset value and a hysteresis.
It takes measurements every hour, then microcontroller goes to deep sleep.
If it irrigates, then checks moisture again after five minutes.


BILL OF MATERIALS:


Valve: <![CDATA[]]>https://www.aliexpress.com/item/Free-shipping-Plastic-solenoid-valve-12V...<![CDATA[]]>
I2C Soil moisture sensor: <![CDATA[]]>https://www.tindie.com/products/miceuz/i2c-soil-moisture-sensor/?pt=full...<![CDATA[]]>
Enclosure: <![CDATA[]]>https://www.aliexpress.com/item/New-1-PC-Waterproof-115x90x55MM-Cover-Pl...<![CDATA[]]>
Attiny85
MAX663CPA
2N7000
BS170


PICTURES: