160600 INT 16 - AAKEYS - GET NEXT KEYBOARD EVENT
160601 INT 16 - AAKEYS - EMPTY KEY-EVENT BUFFER
160602 INT 16 - AAKEYS - DISABLE AAKEYS
160603 INT 16 - AAKEYS - GET KEY-EVENT BUFFER
160604 INT 16 - AAKEYS - EMPTY BIOS KEYBOARD BUFFER