Sahar Sadeghi - Young Research and Elite Club, Shahre-Qods Branch, Islamic Azad University, Tehran, Iran
Kasra Hoseinzade - Young Research and Elite Club, Shahre-Qods Branch, Islamic Azad University, Tehran, Iran
Mohammad Mahdi Radfar - Young Research and Elite Club, Shahre-Qods Branch, Islamic Azad University, Tehran, Iran
Ali Rezabandehloo - Young Research and Elite Club, Shahre-Qods Branch, Islamic Azad University, Tehran, Iran

This study aims to address the prevalent issue of errors and inaccuracies encountered when employing analog-todigitalconverters (ADCs) for reading buttons via resistive division on microcontrollers. By investigating thisproblem, a software-based solution has been developed to mitigate such issues permanently. Through meticulousexperimentation and analysis, our research unveils an approach that ensures accurate sampling, eliminating thepersistent challenges associated with faulty readings. This innovative solution not only rectifies the existing flawsbut also establishes a robust framework for enhanced performance and reliability in microcontroller applications.In conclusion, this study marks a significant advancement in optimizing ADC input for multiple digital buttons,offering a reliable and effective remedy for the inherent inaccuracies encountered in conventional methodologies

ADC optimization, Resistive divider, Software solution, Survey review.