pump greenhouse by sending SMS command to remote arduino device with gsm module (sim800l)
=============== Arduino Uno3
- sim800l gsm module
- relay module for pumping barrel and water tap
- DC-DC downstep voltage (arduino've got 1 amp on output, so converted to 2 amp)
- 2 water level switches. Set them in barrel for indication of low and overfull water levels.
- soil moisture sensor
- dht11 temperature sensor In sketch all pins subscribed and can be changed for your needs.
=============== Android programm with russian interface, please change) buttons for: -start watering -stop watering -get sensor information -stop pumping machine (in emergency cases. after that you need manual reboot arduino or change this behavior for your needs) -settings (save mobile phone number for arduino gsm module)