This tutorial will help you to understand the concept of the serial port in C# language and its use for veri reading and writing. We will demonstrate the SerialPort class implemented in C# through an example project. Also thanks for updating the post after doing more tests. I used https://dedicated-server54296.tokka-blog.com/26098351/satın-almadan-Önce-c-serialport-nasıl-kullanılır-things-to-know