Multi-Master interface with I2C 16x2-LCD |

Опубликовано: 22 Февраль 2025
на канале: ElectronicWings
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Multi-Master interface with I2C 16x2-LCD | #arduino #arduinoproject #esp325

EW Skill Accelerator: Arduino UNO Task.
Task: https://skill.electronicwings.com/tas...
Solutions: https://skill.electronicwings.com/tas...

Task:
Set up I2C communication between a slave 16x2 LCD with an I2C module and two Master Arduino UNO boards.

Master 1 (Arduino UNO)

It will print the system start time on the LCD’s line 1.
Master 2 (Arduino UNO)

A potentiometer is connected.
It will print the potentiometer's ADC value on the LCD’s line 2.
Ensure proper I2C communication. Display the ADC value and system start time on the same I2C 16x2 LCD.

Note

You can use the PCF8574 IIC/I2C module for the LCD16x2.