hydroponic

indoor hydroponic system to grow herbs and salad

Hardware

• ESP32 based PCB including DC/DC converter (5-60V input) and 2 relais
• 12V self-priming waterpumps (1-2l/min)
• GPIO 16 is wired to the emptying pump
• GPIO 17 is wired to the filling pump

Software

• The hydroponic control is based on the home automation software espEASY (https://github.com/letscontrolit/ESPEasy/releases). Detailled documentation is available here: https://espeasy.readthedocs.io/en/latest/
• The control itself is based on rules (can be found as three files in the repo)
• configuration of devices is mandatory to be exactly the same
• MQTT for changing the timings, enable and disable the timer as well as monitoring the device
• configuration pictures can be found under pictures

different status of the device

• 0 disabled
• 1 filling
• 2 holding
• 3 EMPTYING
• 4 waiting
• 5 inititial emptying
• 6 disable emptying
• 7 init
• 8 init done