RS232 Serial Communication between 8051 MCU and PC
Serial Port Programming Tutorial using Win32 API on x86_64 Systems

This tutorial teaches you to program your Windows PC's Serial Port (aka COM Port) to communicate with an external peripheral like data acquisition boards, USB GPIO Boards, Relay boards, embedded computers like Arduino
Controlling DTR and RTS pins of Serial Port using Win32 API and C/C++
In the previous tutorial we learned about communicating with the serial port (reading and writing) using Win 32 API.
In this tutorial,
we will look into another function that will let us control two more pins, RTS and DTR.
Unlike RXD and TXD pins that are used for sending and receiving data,
Native Serial Port Programming on Linux (Unix) system using C and termios API

In this tutorial, You will learn How to program the Serial Ports of your Linux System using C Language and the native termios API .
SerialPort Communication Example between Arduino and Windows PC using C#

In this tutorial, you will learn to program the Serial Port (USB Virtual COM port) of a Windows PC using C# (Csharp) on the .NET platform.
Cross Platform serial communication using Python (PySerial) and Arduino

Tutorial on How to connect an Arduino or Microcontroller like AVR ATmega328P,MSP430 ,PIC with a Windows/Linux PC using serial port (ViCP) and talking with it using Python and pySerial library.
Serial Port Communication tutorial using Java and Arduino (ATmega328P)
Serial Port Programming Tutorials Collection for Embedded Developers
if you're an embedded systems developer, electronics hobbyist, or microcontroller enthusiast, learning how to program a serial port (UART) is a must. This comprehensive series of serial port programming tutorials is tailored for writing robust, cross-platform Serial Communication applications in C, C++, C#, Java, Python, and VB.NET languages.
Serial communication using Python (PySerial) and Arduino/AVR/PIC Micro on Linux

A short tutorial on how to setup a serial port communication between a Linux PC/Laptop and a AVR/PIC/MSP430 Microcontroller or Arduino using pySerial and Python.

