Display Data Channel: DDC 1/2B and 2AB are standardised techniques by which monitors and graphics cards communicate with each other to help establish the best resolution and refresh rate combination. DDC is only possible through a D-SUB connection.
Display Data Channel: DDC 1/2B and 2AB are standardised techniques by which monitors and graphics cards communicate with each other to help establish the best resolution and refresh rate combination. DDC is only possible through a D-SUB connection.