Computers Programming Languages Assembly x86 FAQs, Help, and Tutorials

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A20 - a pain from the past
The various forms of A20 gate control.
Assembler Programming
Small but growing set of ASM tutorials: general, graphics.
Barry Wilks' DOS INT 21h - DOS Function Codes
A quick reference list of DOS interrupts has been extracted from a large list compiled by Ralf Brown.
Hamarsoft 86BUGS List
A reference for bugs and undocumented instructions in the Intel 80x86 family of processors.
Intel Assembler CodeTable 80x86 - Overview Mnemonics
Short overview containing all instructions (transfer, arithmetic, logic, jumps), a diagram of the registers (EAX, EDX, ECX, EBX), demo program, fits to one single page, download, free
Intel Processor Manuals
Official Intel Architecture Optimizations Manual, Intel Architecture Software Developer's Manual, Pentium Processor Family Developer's Manual.
A introduction to x86 assembly
Tutorial written by Gavin Estey.
Linux Assembly HOWTO
Guide describes how to program in assembly using free programming tools, focusing on development for or from Linux OS on i386. By Francois-Rene Rideau 1996-1999, Konstantin Boldyshev 1999-2002.
OOPWeb - Assembly Directory
Assembly programming tutorials, references and on-line books. All searchable and free.
OpCode of Intel Assembler 80x86
List of most Mnemonics for x86 with description.
Programming from the Ground Up
Book on Linux x86 assembly language programming which is available both in print and online under the GFDL license. Targetted to both new programmers and professional programmers who have not yet learned assembly language.
Ralf Brown's Interrupt List
List of i386 specific information for IRQ's, and I/O addresses.
Archive of technical x86 processor information and downloadable documentation. Includes a discussion forum.
Win32 Assembler Coding Tutorial
Covers MASM, TASM, NASM used with Win32, DirectX, multimedia. Especially for Games and Demos. Has sample code.
Working in Protected Mode
How to work in protected mode guide.
Lots of information about x86 processors, including undocumented opcodes and bugs.
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Last update:
April 8, 2015 at 13:54:13 UTC
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