functions

 Convert int to string
; Pass in value in BX

Console_Write_Int:
    mov     si, IntBuffer + 4       ; Get last digit of intbuffer
    mov     ax, bx                  ; Move BX into AX

GetDigit:
    xor     dx, dx                  ; Clear DX
    mov     cx, 10                  ; Counter to 10 
    div     cx                      ; Divide by 10
    add     dl, 48                  ; Convert to ASCII (add 48 to remainder)
    mov     [si], dl                ; Store converted number to si
    dec     si
    cmp     ax, 0
    jne     GetDigit
    inc     si
    call    Console_Write_16
    ret

IntBuffer db '     ', 0



; Convert value in BX as 4 digit hexadecimal number 
; Pass in value in BX
Console_Write_Hex:
    mov     cx, 4

HexLoop:
    rol     bx, 4
    mov     si, bx
    and     si, 000Fh
    mov     al, byte [si + HexChars]
    mov     ah, 0Eh
    int     10h
    loop    HexLoop
    ret

    HexChars    db '0123456789ABCDEF'