hex to ascii stuff

pull/4/head
E. Almqvist 4 years ago
parent 5be5aaccfb
commit d21dabce7d
  1. 12
      src/elib/convert.asm
  2. 4
      src/equ/ASCII.asm

@ -5,10 +5,22 @@ HEX_OUT: db "0x0000", ASCII_END
; since it fills the register with the desired
; pointer toward the string.
hexToASCII:
; pusha
mov cx, 0 ; incrementor
hexloop:
cmp cx, 4 ; check if we reached the end
je return ; if so just return our new ASCII string
mov ax, dx
; mask the hex value in ax so that we get the last "char"
and ax, 0x000f
; convert ax into ASCII (numeric)
add al, ASCII_OFFSET_NUM ; add 0x30
cmp al
return:
mov bx, HEX_OUT

@ -7,3 +7,7 @@ ASCII_VERTICAL_TAB equ 11
ASCII_LINEBREAK equ 10
ASCII_CARRIAGE_RETURN equ 13
ASCII_CLEAR equ 12
; Offsets
ASCII_OFFSET_NUM equ 0x30
ASCII_OFFSET_CHAR equ 0x40

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