PH Limit: This potentiometer is to sets a limit value of the pH sensor circuit that causes the red LED to light up and the Do pin signal to turn ON. Connect Po to Analog input A0 on Arduino, and G to ...

Welcome to the pH Sensor Arduino Calibration repository! This repository contains resources and code for calibrating pH sensors using Arduino microcontrollers. pH sensors are widely used in various ...

We connected $\\mathbf{p H}$ sensor and solar cell into Arduino Board to control data transmission via red laser communication or popular known as visible light communication (VLC). The sensor was ...

This study introduces a pH meter design utilizing the Arduino platform, a cost-effective and user-friendly open-source electronic platform.Objective: To develop and test an Arduino-powered pH meter ...