I learned DOS asm from the following book, recommended by a friend. Using Assembly Language by Allen Wyatt, published by Que
At that time i preferred to use the a86 assembler. http://www.eji.com/a86/ Below is a link to PC Assembly Language by Paul Carter: https://pacman128.github.io/static/pcasm-book.pdf Below are some other references: DEBUG tutorial gopher://tilde.pink/1/~bencollver/files/dos/devel/debug/ FreeDOS DEBUG tutorial C:\FREEDOS\DOC\DEBUG\DEBUG.TXT Writing 16-bit DOS code in NASM https://www.nasm.us/doc/nasmdoc8.html SeaBIOS developer references https://www.seabios.org/Developer_links X86 instruction set references https://c9x.me/x86/ http://ref.x86asm.net/coder32.htmlhttp://www.eji.com/a86/ http://www.unixwiz.net/techtips/x86-jumps.html http://www.c-jump.com/CIS77/CPU/x86/lecture.html _______________________________________________ Freedos-user mailing list Freedos-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/freedos-user