A comprehensive collection of Assembly language practical exercises and programs covering fundamental concepts in x86 assembly programming. This repository contains well-documented assembly code examples that demonstrate various programming techniques, from basic I/O operations to advanced arithmetic computations and pattern generation.
- 🚀 Installation
- 💻 Usage
- ✨ Features
- 📁 Project Structure
- 🤝 Contributing
- ⚖️ License
- 🗺️ Roadmap
- 🙏 Acknowledgements
- 🛠️ Built With
- MASM (Microsoft Macro Assembler) - For assembling x86 assembly code
- DOSBox - For running 16-bit DOS programs on modern systems
- Text Editor - Any text editor or IDE with assembly syntax highlighting
-
Clone the repository
git clone https://github.com/H0NEYP0T-466/Assembly_Codes.git cd Assembly_Codes -
Install MASM and DOSBox
- Download and install DOSBox
- Download MASM32 or use MASM from Visual Studio
-
Set up DOSBox environment
# In DOSBox, mount your directory mount C: /path/to/Assembly_Codes C: -
Compile and run a program
# Assemble masm filename.asm # Link link filename.obj # Run filename.exe
.MODEL SMALL
.STACK 100H
.DATA
string1 DB 'Hello, World!$', 0
newline DB 0DH, 0AH, '$'
.CODE
MAIN PROC
MOV AX, @DATA
MOV DS, AX
MOV DX, OFFSET string1
MOV AH, 09H
INT 21H
MOV AH, 4CH
INT 21H
MAIN ENDP
END MAIN; Addition of two numbers
mov ah, 1 ; DOS function for character input
int 21h ; Get first number
sub al, '0' ; Convert ASCII to number
mov var1, al ; Store first number
mov ah, 1 ; Get second number
int 21h
sub al, '0' ; Convert ASCII to number
mov var2, al ; Store second number
mov al, var1 ; Load first number
add al, var2 ; Add second number
add al, '0' ; Convert back to ASCII
mov result, al ; Store result# Compile any practical file
masm Pratical#X_task#Y.asm
# Link the object file
link Pratical#X_task#Y.obj
# Execute the program
Pratical#X_task#Y.exe- 📚 52 Assembly Programs - Comprehensive collection covering all basic to advanced assembly concepts
- 🔢 Arithmetic Operations - Addition, subtraction, multiplication with user input
- 📝 String Manipulation - String printing, character counting, and text processing
- 🔄 Loop Constructions - Various loop implementations and pattern generation
- 📥 Input/Output Operations - User interaction through DOS interrupts
- 🧮 Mathematical Expressions - Complex expression evaluation (A = B+C-D*E)
- 🎨 Pattern Generation - Number patterns and visual outputs
- 📊 Character Analysis - Uppercase letter counting and text analysis
- 🔧 Modular Programming - Use of procedures and functions
- 💡 Well-Commented Code - Clear explanations for learning purposes
Assembly_Codes/
├── 📄 README.md # Project documentation
├── ⚖️ LICENSE # MIT License
├── 🤝 CONTRIBUTING.md # Contribution guidelines
│
├── 🧮 Fundamental Concepts # Basic Assembly Programming
│ ├── Pratical#1_task#1.asm # Basic assembly structure
│ ├── Pratical#1_task#2.asm # Simple operations
│ ├── Pratical#3_task#1.asm # String output operations
│ ├── Pratical#3_task#2.asm # Multiple string handling
│ ├── Pratical#3_task#3.asm # Advanced string operations
│ ├── Pratical#4_task#1.asm # Input/Output operations
│ ├── Pratical#4_task#2.asm # Character processing
│ └── Pratical#4_task#3.asm # Data manipulation
│
├── 🔢 Arithmetic Operations # Mathematical Computations
│ ├── Pratical#5_task#1.asm # Basic arithmetic
│ ├── Pratical#5_task#2.asm # Multi-digit operations
│ ├── Pratical#5_task#3.asm # Arithmetic expressions
│ ├── Pratical#6_task#1.asm # Addition operations
│ ├── Pratical#6_task#2.asm # Subtraction operations
│ ├── Pratical#6_task#3.asm # Multiplication
│ ├── Pratical#6_task#4.asm # Complex calculations
│ ├── Pratical#7_task#1.asm # Multiple input handling
│ ├── Pratical#7_task#2.asm # Addition with user input
│ └── Pratical#7_task#3.asm # Expression evaluation (A=B+C-D*E)
│
├── 🔄 Loop & Control Structures # Flow Control
│ ├── Pratical#8_task#1.asm # Basic loops
│ ├── Pratical#8_task#2.asm # Nested loops
│ ├── Pratical#8_task#3.asm # Conditional structures
│ ├── Pratical#9_task#1.asm # Pattern generation
│ ├── Pratical#9_task#2.asm # Character counting
│ └── Pratical#9_task#3.asm # Advanced patterns
│
├── 🎯 Advanced Programming # Complex Operations
│ ├── Pratical#10_task#1.asm # Advanced loops
│ ├── Pratical#10_task#2.asm # String processing
│ ├── Pratical#10_task#3.asm # Data validation
│ ├── Pratical#11_task#1.asm # Procedure implementation
│ ├── Pratical#11_task#2.asm # Function calls
│ ├── Pratical#11_task#3.asm # Modular programming
│ ├── Pratical#12_task#1.asm # Advanced procedures
│ ├── Pratical#12_task#2.asm # Stack operations
│ └── Pratical#12_task#3.asm # Memory management
│
├── 📚 Additional Examples # Supplementary Programs
│ ├── add_two_numbers.asm # Simple addition example
│ ├── capital_small_small_capital.asm # Case conversion
│ ├── coal_theory.asm # Theoretical implementation
│ ├── countdown.asm # Countdown timer
│ ├── div-2-3.asm # Division operations
│ ├── equal_greater_lesser.asm # Comparison operations
│ ├── even_odd.asm # Even/odd determination
│ ├── print_char.asm # Character output
│ ├── print_digit.asm # Digit printing
│ ├── print_string.asm # String output
│ └── space.asm # Spacing and formatting
│
├── 🧪 Practice Files # Development Exercises
│ ├── 29-jan-2025.asm # Recent practice
│ ├── 29-jan-205.asm # Practice variations
│ ├── 29-jan-25.asm # Date-based exercises
│ ├── class task.asm # Classroom assignments
│ ├── question_1.asm # Problem set 1
│ ├── question_2.asm # Problem set 2
│ ├── task.asm # General tasks
│ └── task1.asm # Initial task
│
└── 📊 Total: 52 Assembly Files # Complete collection
Contributions are welcome! Please read our Contributing Guidelines for details on:
- 🍴 How to fork and contribute
- 📝 Code style and formatting rules
- 🐛 Bug report guidelines
- ✨ Feature request process
- 🧪 Testing procedures
This project is licensed under the MIT License - see the LICENSE file for details.
- Basic I/O operations with DOS interrupts
- Arithmetic operations (addition, subtraction, multiplication)
- String manipulation and character processing
- Loop constructions and pattern generation
- Modular programming with procedures
- User input validation and processing
- Advanced mathematical operations (division, modulo)
- File I/O operations
- Graphics mode programming
- Interrupt handling examples
- Memory management techniques
- Advanced data structures
- 32-bit assembly examples
- NASM syntax alternatives
- Linux assembly equivalents
- Interactive assembly learning modules
- Automated testing framework
- Web-based assembly simulator integration
- 🏫 Educational Institution - For providing the practical framework
- 📚 Assembly Language Community - For continuous learning resources
- 🛠️ MASM Development Team - For the excellent assembler
- 🎯 DOS Legacy - For the interrupt system that makes these examples possible
- 👥 Open Source Community - For inspiration and best practices
- Assembly Language (x86) - Low-level programming language
- MASM (Microsoft Macro Assembler) - Assembler for x86 processors
- DOS Interrupts - System calls for I/O operations
- 16-bit x86 Architecture - Target processor architecture
- DOSBox - DOS emulator for modern systems
Made with ❤️ by H0NEYP0T-466