----- |- | !CS0 || !CS1 || DA2 || DA1 || DA0 || Odczyt !DIOR || Zapis !DIOW |- | || || || || || Rejestry kontrolne || |- | N || A || N || x || x || Zwolniony || Nieużywany |- | N || A || A || N || x || Zwolniony || Nieużywany |- | N || A || A || A || N || Alternate Status || Device Control |- | N || A || A || A || A || Przestarzały || Nieużywany |- | || || || || || Rejestry komend || |- | A || N || N || N || N || Data || Data |- | A || N || N || N || A || Error || Features |- | A || N || N || A || N || Sector Count || Sector Count |- | A || N || N || A || A || LBA Low || LBA Low |- | A || N || A || N || N || LBA Mid || LBA Mid |- | A || N || A || N || A || LBA High || LBA High |- | A || N || A || A || N || Device Select || Device Select |- | A || N || A || A || A || Status || Command |- | A || A || x || x || x || Zwolniony || Nieużywany
Rejestry dla urządzeń 2) {| class="wikitable" ! Adres ! ----- ! ----- ! ----- ! ----- ! Funkcje !