Hello everyone, here the fully automated water level indicator and motor control with LCD interface.
I coded it for more than 6 hrs it have two modes measurement mode and control mode.
U can use it for any height of tank by encode Ur tank height using pontentiometer.u can change mode by using the pushbutton.

circuit design:
[ Ссылка ]

Here is the source code
[ Ссылка ]

Arduino Nano:
Nano Mini USB With the bootloader compatible for arduino Nano 3.0 controller CH340 USB driver 16Mhz Nano v3.0 ATMEGA328P
[ Ссылка ] to Clipboard

Ultrasonic sensor:HC-SR04 Ultrasonic Distance Measuring Sensor SR04 Module for arduino
[ Ссылка ] to Clipboard
relay module: [ Ссылка ]
 
Thank you very much for your kind support!
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