Evrika! You helped me.

i wrote (modified to)

waitk: ;getChar
mov ah, 06h ;
mov dx, 0ffh
int 21h ;
jz waitk
cmp al,0

Hey guys. I am trying to print different messages in dependency of what char you press. In my case i use, F1,F2,F3, escape.

The problem is that the first message is printed again after a char...

I don't understand: why not setting BL for an attribute? It works fine for me...

I managed to fix my error,however. I was comparing ah when the character returned was in al. *oops*

hello people. I am doing an "os" (small) that's mainly a menu. It just prints some strings and highlights some words when you pres 1,2 or 3. And by pressing enter while a option is selected, it has...

Uhm. I'm confused.
I actually understood my assignment wrong. So i don't have to do that anymore... I'm sorry for bothering. But i appreciate your help! Thanx

Hello everybody. I'm trying to get the current directory, save it, changing the current dir, then coming back to the previous one.

My code so far

TITLE ep1_7
.MODEL SMALL
.STACK ...

Thanks very much notnull. But i still don't understad how to make from all that a procedure that ends a task.
:(

Hello.
I have an assignment to make a procedure that will end a task. The manual from the university isn't quite clear about how this works. So mainly i have this problem: How does a procedure end a...

Hey guys.
I want to read from a file created by me from a specific position. But i don't know how to move the file cursor.

TITLE ep1

.MODEL SMALL
...

This may be helpful

http://www.geocities.com/siliconvalley/2072/asm.htm

Interrupt requests come from different devices like I/O . But i don't think the processes generate interruptions(except bios functions).

The way cpu's resources are handled is OS' job. The OS...

I don't know how to work with the cursor but looping looks like this...
cmp ax,bx ; compares the values
jng L1 ; jumps to L1 if ax is not greater (jng=Jump if Not Greater)

Sorry i don't understand how to get it work... :(
I try running: gdb lab4a
it gives : (no debugging symbols found)
Then i try: - files lab4a
But it says:
exec No process In: ...

Hello everyone.
I'm trying to do this in nasm under linux :
cmp eax,ebx
jng .loop
and also
test eax,ebx
jng .loop
and yet also
%if eax < ebx
jmp .loop

ok! That's a very good idea!
This is what i have at the moment:
section .bss
mesage resb 2
%macro print 2
mov eax, 4
mov ebx, 1
mov ecx, %1
mov edx, %2...

Hello, how does division works in nasm assembly language?
I want to get the least important digits from a binary number.
ex: 1001b /10= 100.1b. The bold signed one is what i like to get.
Any...

Sorry, no . I did try though. I can't understand how it works.
Maybe you want to try and see what's the problem? Please?
I would really appreciate faster help, and it's not because i want to hurry...

Hm, i've changed everything to extended and had no problems at linking, but something else had to get in the way...
strace ./lab4a
execve("./lab4a", ["./lab4a"], [/* 37 vars */]) = 0
--- SIGSEGV...

Thank you. But this is what i get
ld lab4a.o -o lab4a
lab4a.o: In function `_start':
lab4a.asm:(.text+0x2): relocation truncated to fit: R_386_16 against `.data'
lab4a.o: In function...

Hello assemblers :) .
I am trying to sort a word backwards, like this: abcde -> edcba
This is my code

section .bss
aloc resb 10

%macro print 2
mov eax, 4
mov ebx, 1

I'm not going to respond to a fool by his foolishness.

Well, first of all, try thinking before offending someone. You might not get help from another next time. People don't like helping jerks like you.
Secondly, yes it does matter what OS you use. At...

Hello, read this link,post #3 :
http://www.daniweb.com/forums/thread188093.html
Might be helpful to you. There are many links that can help you to initiate yourself in linux assembly. One thing i...

that code is all wrong. I have solved the problem already :

section .bss
swap resb 3
%macro print 2
mov eax, 4
mov ebx, 1
mov ecx, %1
mov edx, %2
...

Hello! I'm trying to swap some characters in this form, in Linux+NASM:
abc -> cab -> bca -> abc

I tried the following method

section .data
string: db 'abc',10
strlen: equ $-string...