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system-programming

201+ posts

Last Updated: 19 June 2024

In C++, interacting with hardware devices often involves serial port communication. This serial port communication is used for the transfer of data between a computer or a...read more

How to Get the List of All Running Tasks in C++?

Last Updated: 23 July 2025

In C++, we have the one that may need the running tasks list for different purposes. In OS, we can get that list from the terminal using the tasklist system call. In this ...read more

C++

system-programming

Language Evaluation Criteria

Last Updated: 08 April 2023

Language evaluation criteria in programming languages are sets of standards and principles used to assess the quality and effectiveness of programming languages. These cri...read more

Software Engineering

system-programming

Programming Basics

Chain processes vs Fan of processes using fork() function in C

Last Updated: 23 July 2025

Fork System Call: The fork system call is used for creating a new process, which is called the child process, which runs concurrently with the process that makes the fork(...read more

C Language

system-programming

Operating Systems-Process Management

Pin diagram of 8051 Microcontroller

Last Updated: 15 July 2025

Introduction :The 8051 microcontroller is a popular 8-bit microcontroller widely used in embedded systems. It is a single-chip microcontroller with a Harvard architecture ...read more

system-programming

microprocessor

Electronics Engineering

Difference Between Pipes and Message Queues

Last Updated: 12 July 2025

When there is a need to design software with a potential for Inter-process Communication (IPC), it becomes very important to select the appropriate strategy. Pipes and Mes...read more

Operating Systems

Difference Between

system-programming

Interfacing 8155 I/O ports and 8279 with multiple Addresses

Last Updated: 03 March 2020

This article is about a decoding technique using the 74139, a 2-to-4 decoder. The above mentioned device has two 2-to-4 decoders inside, one is used for interfacing I/O po...read more

Computer Organization & Architecture

system-programming

microprocessor

Control Signals in 8155 Microprocessor

Last Updated: 03 March 2020

In handshake mode, when both the ports A and B are configured, port A uses the lower three signals of port C(i.e, PC0, PC1, PC2) and port B uses the upper three signals (i...read more

Computer Organization & Architecture

system-programming

microprocessor

Serial I/O Lines in 8085 Microprocessor

Last Updated: 12 July 2025

Introduction :The 8085 microprocessor is a widely used 8-bit microprocessor that was developed by Intel. One of the important features of the 8085 microprocessor is its ab...read more

Computer Organization & Architecture

Technical Scripter 2019

system-programming

microprocessor

8085 program to separate odd and even nos from a given list of numbers

Last Updated: 28 May 2019

Problem: Write an assembly language program in 8085 microprocessor to separate odd and even numbers from the given list of 50 numbers. Store odd nos in another list starti...read more

Computer Organization & Architecture

system-programming

microprocessor

8085 program to convert a hexadecimal number into ASCII code

Last Updated: 11 July 2025

Problem: Write an assembly-level language program to convert the HEX code to its respective ASCII code. Assume that the starting address of the program and input memory lo...read more

Computer Organization & Architecture

system-programming

ASCII

microprocessor

8085 program to find the set bit of accumulator

Last Updated: 13 May 2019

Problem - All bits of an accumulator are 0 except a single bit which is 1. Write an assembly language program using 8085 to determine which bit of the accumulator is 1. Th...read more

Computer Organization & Architecture

system-programming

microprocessor

8086 program to reverse a string

Last Updated: 06 June 2022

Problem: Given a string we have to reverse the string and print the reversed string. Examples:Input: String : "This is a sample string"Output: gnirts elpmas a si sihTInput...read more

Computer Organization & Architecture

system-programming

Computer Organization and Architecture

microprocessor

8086 program to check whether a string is palindrome or not

Last Updated: 03 August 2021

Problem: Write an 8086 program to check whether a given string is palindrome or not.Examples: Input String: "abba"Output: String is palindromeInput String: "abbca"Output:...read more

Computer Organization & Architecture

system-programming

Computer Organization and Architecture

microprocessor

8086 program to convert a 16 bit decimal number to binary

Last Updated: 21 August 2025

Problem: We are given a 16 bit decimal number we have to print the number in binary formatExamples:Input: d1 = 16Output: 10000Input: d1 = 7Output: 111 Explanation:Load the...read more

Computer Organization & Architecture

system-programming

Computer Organization and Architecture

microprocessor

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