[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his ow… ...

Arduino Code Here's a simple Arduino code to read the pH value from the sensor and print it to the Serial Monitor. If using an LCD, you can add the necessary code to display the value on the LCD.