Make sure you have Node.js and git installed on your pi.
sudo apt-get update
sudo apt-get install wiringpi
git clone https://github.com/CommonGarden/CompostBrewer
cd CompostBrewer/driver
npm install
sudo node brewer.js| Item | Quantity | Cost | Link |
|---|---|---|---|
| Raspberry Pi Model 3B | 1 | $35 | https://www.adafruit.com/product/3055?src=raspberrypi |
| Relay Board | 1 | $23.99 | https://www.amazon.com/Waveshare-Board-Relay-Appliances-Intelligent/dp/B01FZ7XLJ4 |
| Tentacle T3 Board | 1 | $91 | https://www.whiteboxes.ch/shop/tentacle-t3-for-raspberry-pi/ |
| pH Probe | 1 | $7.39 | https://www.aliexpress.com/item/New-Arrival-PH-Electrode-Probe-BNC-Connector-for-Aquarium-PH-Controller-Meter-Sensor-gib-Best-Promotion/32781193789.html |
| Atlas Scientific pH Board | 1 | $38 | https://www.atlas-scientific.com/product_pages/circuits/ezo_ph.html |
| Oxidation-Reduction Potential (ORP) Probe | 1 | $41.95 | https://www.amazon.com/gp/product/B007Z4GBSY/ |
| Atlas Scientific ORP Board | 1 | $38 | https://www.atlas-scientific.com/product_pages/circuits/ezo_orp.html |
| Atlas Scientific Dissolved Oxygen (DO) Probe | 1 | $198 | https://www.atlas-scientific.com/product_pages/probes/do_probe.html |
| Atlas Scientific DO Board | 1 | $44 | https://www.atlas-scientific.com/product_pages/circuits/ezo_do.html |
Compost Tea Brewer:
Compost Tea Brewer control box:
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