Hello World

    SECTION .data
msg:    db "Hi World",10
len:    equ $-msg

    SECTION .text

    global main
main:
    mov    edx,len
    mov    ecx,msg
    mov    ebx,1
    mov    eax,4

    int    0x80
    mov    ebx,0
    mov    eax,1
    int    0x80