2,889 Topics
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| | Hey forum, our professor assigned us a program we have to write in assembly language and I would love to have help on it. [QUOTE]Write an upper-to-lower case and lower-to-upper case conversion program. When the user inputs a letter, your program should convert it to upper case if it is … |
| | So I wrote C for newtons version of critical point calculator and then needed to turn it into mips for my lab.. I really could use some help on getting the stack ptr in the correct sport.. The debugger.. also is confusing me.. Any help please? .data msg1: .asciiz "Please … |
| | I've disassembled a program to attempt to understand the application's structure for importing the data files. I have an extensive background is Java and C++ but I can't find any resources explaining importing files and reading them in assembly. What I'm hoping to find is someone who can simply tell … |
| | This was an assignment for school a homework assignment but Im studying for the test and going over the homework so I just wanted to know how to do this problem correctly he said it needed a various cjne statements but I just dont know how to do it it … |
| | Hi, i'm making a project with tasm, i want to know how to turn off and on the LED. for example, i have 5 leds with assigned numbers in keyboard 1-5, when i press 1 in keyboard one led will light up and when i press 1 again, the led …  |
| | I have a subroutine that is passed a pointer to a bit string in the si reg and an index in the ax register. I declared the val variable in the data seg [CODE]getbit: cmp ax, 1783 ; max value of the index being passed ja goback push si mov … |
| | Write a program which for a square matrix to calculate the sum of the elements. Assume that the amount can be placed in 16-bit register Example: 1 [COLOR="Red"]1 1[/COLOR] 2 2 [COLOR="Red"]2[/COLOR] 3 3 3 Elements are: 1,1, 2, which are with red color. I had calculate sum of this …  |
| | what is variable size of array in assembly? How can I define it? Please answer  |
| | I have a problem with assembly task. Write a program that will write the numbers 7-15 in the data segment, starting from offset 200h, and then using a loop and compare them to read data from memory and the DX will insert the sum of numbers divisible by four Here … |
| | Okay, I have used branching instruction quite a few times especially in HC-12 assmebly. But then I noticed that some branching instruction needs the user to type in the displacement value, for example. "Made up code, just to explain, not any real assembly." [CODE] ldaa m ldab n loop: beq … |
| | Hi there. I am trying to get a selection sort working on assembly language, using the Irvine32.lib. This is my first time taking an assembly language class and I am struggling with this program a lot. Here is the code. [CODE] TITLE MASM Template (main.asm) INCLUDE Irvine32.inc .data array1 DWORD … |
| | i am a computer science student.i have no interest on assembly.just doing it for my course. so can anybody suggest me any good assembly compiler? in my university lab they use Masm. but it is too old and do not show in which line error is and no auto code …  |
| | Hi, I am writing my own OS for 64bit processors and I am stuck with the problem of general protection. My OS will not rely on page fault to implement user space protection mechanism, so I found there is a way to do it with segment limit checking: This presentation … |
| | Hi Everyone, i have recently started learning assembly and so far i do enjoy it , however my recent problem has me stumped ... The question is : ask the user to enter a keystroke and then determine whether its a decimal # or lower case char or printable symbol, …  |
| | I'm working on a program that will find the prime factors to an unsigned integer that is entered by the user. I just have to make sure the program can handle a number up to 1000. I'm writing assembly in x86. I have already got a prompt for the user … |
| | [CODE]SORT STM 0,15,SSAVE Store registers to SSAVE LM 2,3,0(1) Load in parameters LA 3,0(3) Pointer to end of table LA 4,0(2) Pointer to first table entry DO1 CR 4,3 Compare table entry to end of table BH ENDDO1 Branch if L 6,0(4) Value of Low LA 5,4(4) Pointer to Index … |
 | Ola! I'm still kind of new with the whole assembly language and just need some help with this program i'm writing. What I want it to do is to ask a question -like for a number and then store that inserted number in a variable. And then test whether its … |
| | heres my C code this was easy: -Chris g [CODE=c]#include <stdlib.h> #include <stdio.h> extern int numodd( int array[], int size ) ; int main( int argc, char * argv[] ) { int numarray[] = { 2, 3, 1025, 3024, 4057, -3, -1025, -3578 } ; int size = sizeof(numarray) / … |
| | Hi guys/girls. I have a program due soon for my assembly class. My teacher expects us to bruteforce through this program, but I'm wondering if theres any other way. Here's my code basically, edx is the pointer to the value located at a position on a sudoku matrix. ie. [edx … |
| | Hey guys I have this problem in this question. Q: Write a program to read in a set of numbers(one number per record) and print the sum of the numbers. A header should be printed at the top of the page, each number should be printed(one per line), and the … |
| | A lot of problems here. I was to write a program that sorts an array. I had problems overwriting data in an array so I thought I could store the sorted array in another array. Basically it looks for the smallest value, stores it in the first spot, then finds … |
| | Hi, I need to write a program (on emu8086), which would convert hexadecimal number into decimal number. I have to do it until tomorrow, but I don't know where to start. Please, someone, help me to write that program. :'(: |
 | Hi guys. so i wanna code my own Simple Dos-like OS that boots to a prompt with the simple command of "Hello" which should load a message that says "Hello, World!". Would someone be generous enough to give me some source code that just boots and has the command "Hello". … |
| | Good Afternoon, I'm new to assembly and I have to do a small MIPS program. The details of are: You can simulate the algorithm for 16 bits integers, not 32 bits integers. More specifically, we have two integers of 16 bits as input, add those two integers and get a … |
| | Hi, i have a problem in displaying the added value of two numbers. I know how to convert the input number into decimal. So after converting it, i added those value and got it stored in a register. My problem is how can I display if the sum is like … |
| | Hi there. I am trying to make a program that outputs the word "MATRIX" on every line, with the past line being cleared and making some kind of falling word effect. I am beginning learning assembly, and I need some ideas as to how to make this happen. I am … |
 | Can someone help me with TASM? i need a simple shape like sun or anything that is not very basic but hard to do. please i need help. this is one of my gf's finals project requirement :(( please i really need help in this. (i dont know much about … |
| | hi i just wonder how to limit an input when a user types a certain number. for example: Input: 5 Input: abacd Output: dcaba here my problem is when a user inputs 5, then the allowed number for inputting characters is 5 only. and then it reverses the string. I …  |
| | i need a password program in assembly language that if you put a password it displays an asterisk (*) instead of the input characters... hope you can help me. thanks |
| | I have a problem getting my assembly program designed to get the first 47 numbers of the fibonacci series to output to a file. I'm not getting any errors except for when opening command window. This is the exact question on my homework problem if this helps : Using Programming … |
| | Hello everyone! I need to anticipate that I am very new to the Microsoft developing world, therefore I am not confident with Visual Studio. I need to write an application for a windows server that works with excel. Looking on the web I found that the best method would be … |
| | Any decompiler/debugger can convert machine program written in C/C++ to Assembly, but that Assembly is really hard to read, and corresponds to each particular instruction in machine language, not to a C/C++ instruction. So my question: is there a decompiler, that decomplies the C source code to Assembly, not to … |
| | Hi all, I am looking for an assembler compiler. This is what I need for, Language Resources XDS-68 Assembler version 3.0 with source files extensions are .MOT .MAC .MAR This source files actually have compiled on VAX running VMS on Motorola M68000 chip. How can we complile multi assembly files … |
| | How do I convert this to assembly? [CODE=c]static unsigned char i, j, aResult[15]; /* Define Vars */ static const unsigned char aData[]={0xA0,0x1F,0xA5,0xB2,0x00} ; /* Define Data */ /* Initialize aResult array to all zeros */ for(i=0;i<15;i++){ aResult[i] = 0; } i=0; /* Set index for aData array */ while(aData[i] != … |
| | hi everyone! i need help on this code it is a calculator that asked the user to input an expression (eg. 56+2) in one line and output the answer..it suppose to manipulate mdas. please help me fix this code.. (i mean this is not really my code but i did … |
| | i made a code to program a clock but there's a problem #1, its a bit messy when i view it in command prompt, the words i typed doesn't disappear so that i view the clock neatly.. also it blinks.. #2, how can i have it on marquee up and … |
| | Hi, is there a way to do 128 bit comparison in one instruction with SSE 4.2a? I need to compare if the XMM0 register is 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF If not, what would be the fastest way to compare with two steps of 64bit comparisions? Thanks in advance. |
| | [CODE]TITLE Copying a String Backwards (CopyStr.asm) ; This program copies a string backwards. INCLUDE Irvine32.inc .data source BYTE "This is the source string",0 target BYTE SIZEOF source DUP('#') .code main PROC mov esi,0 ; index register mov ecx,SIZEOF source ; loop counter L1: mov al,source[ecx-1] ; get a character from …  |
| | I'm creating a fibonacci program in mic1, which is a little more readable than other assembly languages so even if you don't know the language it shouldn't be hard to figure out what the code is trying to do if you are good with stacks and recursion. This is the … |
| | can somebody tell me how this program works line by line or how the program works as a whole .. this is the code: org 100h mov ax,0013h int 10h mov cx,0000h mov dx,0000h move: cmp dx,00c6h je row cmp cx,013bh je row2 add dx,9 add cx,9 mov ax,dx mov … |
| | Hello, I am just starting and introductory course in Assembly. We are using 8086, and I am having trouble with the assignment. We are to start with the number 1, and then double that number 18 times, and print out each number in hex. For example, output should look like: … |
| | Can someone please suggest some good books on BIOS programming. |
| | hi guys pls. help me with this. I want to limit the times when the user would guess the word for 3 trials only. How will i do that? PLs. see my code below: [CODE] TRYAGAIN: mov cx, 12 mov bx, 0 AGAIN: mov ah, 01h ; read a char … |
| | Could someone please tell me how to compile an assembly program. I have the code, but I can't compile it. Also, my "Hello, world!" program does not run when using Flat Assemble, a compiler I got off the internet. Here is my code: [CODE].386 .model flat, stdcall option casemap :none … |
| | hi guys just want to ask about how to translate this c code into assembly language: [CODE] int x = 1; while( x <= 3 ){ x++; printf("Sorry try again!"); }[/CODE] any help would be greatly appreciated! God bless! |
| | I am using an assembly compiler to try and print the first 12 numbers. I have succeeded in adding, but it won't print some of the numbers. I want. 1 1 2 3 5 8 13 21 34 55 89 144 BUT GET. 1 2 5 13 34 89 233 … |
| | Can someone help me on how can i make a assembly program that can multiply? I'm going to make a program that convert a currency to another currency so it will involve a user input. I browsed through the net on how to make a program that do multiplication but … |
| | How much longer until I'm the king of typos and stupid questions? Ok well in a different thread of mine there was a reference to BIOS.h. Does anyone know where to download it (If I don't have it comp making tarball sooo slow) or/and what's in it. I want to …  |
| | .MODEL SMALL .STACK 64h .DATA Number DW ? Cmd_Tail_Length DB 00h Cmd_Tail DB 11 DUP (' ') Error_Msg DB 'Error: command line tail not found or out of range.$' ;---------------------------------------------------------------------- .CODE Main PROC FAR call Get_Command_Tail mov AX, @DATA mov DS, AX ; Make DS Point to our Data segment … |
 | I would just like to know how x86 ASM instructions are translated into binary. EG: [ICODE]mov al,061h[/ICODE] becomes [ICODE]10110000 01100001[/ICODE] |
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