PlantCtrl

The following problems shall be solved with this project:

• Solar Powered
• Low Powered
• Plant monitoring
• Plant watering
• IoT

Hardware

Open hardware design (powered by KiCAD). The complete PCB is stored in the board sub directory.

There the following components are connected:

• ESP32 NodeMCU Module (the one of A-Z Delivery was used)
• Lipo
• 7 moist sensors
• 7 pump
• DC-DC convert (generating voltage from Lipo for pumps)
• DS18B20 temperature sensors
• water tank ultrasonic sensor (via JSN-SR04T-2.0)
• DS2438 battery monitor
• general purpose expansion pin

Software

The firmware for the controller is stored in esp32 sub directory.