i NEED help..my OBD is not ready with code P1633

hi..im an owner of a 2000 mustang gt..i had a OBD code P1633 and i could not get my emmission done coz the OBd was not ready..what shld i done? izzit because my batt has been disconnect before which result in this problem..i was told to complete the drive cycle..do anyone know the drive cycle for my car to get the car OBD ready..