Check if v4l-conf is installed suid root, it needs root priviliges to do this. If something broke after an update, have a look at the changelog. The lspci command can give you a clue about which card you have. If you are having problems with this card, try these modprobe settings. US [2] , [3].

Comedi has still only a limited number of drivers for this kind of signals, although most of the necessary API and support functionality is available. Table of Contents 1. Getting information about a card 3. Constants and macros 5. Comedi has function calls to synchronously perform one single data acquisition on a specified channel: Buffering