You can obtain some information about your serial port with setserial -a / dev/ ttySx and check for interrupt conflicts with other components of your system. The & kcontrol; module Information might also be of help here.
Pridobite si nekaj informacij o vaših serijskih vratih s setserial - a / dev/ ttySx in preverite za spore v prekinitvah z drugimi komponentami vašega sistema. Modul & kcontrol; a Informacije vam je pri tem lahko v pomoč.