This is prototype of Hydroponics system for aeration and liquid fertilizer adjustment via Bluetooth.
https://www.tinkercad.com/things/fpSljIVI2Si
- Software Serial: D10->RxD, D11->TxD
- Newline code: NONE
- BPS: 9600
| Command | Description |
|---|---|
| C | Cycle pump: ON |
| c | Cycle pump: OFF |
| I | Input pump: ON |
| i | Input pump: OFF |
| A | Air pump: ON |
| a | Air pump: OFF |
| m | Measure EC and pH and Temperature |
| o | Observe Mode: OFF |
| >n.nn | Observe Mode: If EC > n.nn (e.g. 1.00) Then Input pump ON |
| <n.nn | Observe Mode: If EC < n.nn (e.g. 0.80) Then Input pump ON |
- https://hackaday.io/project/7008-fly-wars-a-hackers-solution-to-world-hunger/log/24646-three-dollar-ec-ppm-meter-arduino
- https://www.botshop.co.za/how-to-use-a-ph-probe-and-sensor/
- https://nadegata.info/ec-automation-how-to-make/
- https://jitaku-yasai.com/home-made/ec-meter-selfmade/
- GNU General Public License v3
- From refs