This project utilizes the DFRobot SEN0249 pH Sensor with an ESP32 microcontroller to measure pH levels. The code is written in C++ using the PlatformIO framework within the Arduino environment. The ...

Chapter 3 code_Project_72 The second part 2 of "The Arduino World Book" code_Project_72 Input enterph command in the serial monitor to enter the calibration mode. 2.Input calph commands in the serial ...