Project: Plant Watering Machine

Power:

6V Battery Pack to GND Bus,

Battery Pack  to 3.3V Regulator IN

Regulator OUT to 3.3V Power Bus

Moisture Sensor

GND------->GND Bus

Vcc--------->3.3V Bus

IN---------->P0

ESP 8266 WiFi Module:

3V3------>3.3V

EN-------=>3.3V

GND----> GND

TX-------> P16

RX-------->P15

3V Relay:

Vcc Input------>3.3V Bus

IN-------------->Pin 2

GND----------->GND

      NO------------->12V Pump

      COM----------->12V Power Supply