coyrls wrote: > One possibility is that the USB probe on boot, although successful, is > somehow "locking up" the USB DAC, maybe because the probe is happening > before the DAC has completed its power up initialisation process. Is it > possible to check this by powering the DAC independently of your Pi and > making sure it is already powered before you boot your Pi? If the DAC > works under these circumstances, it may be possible to go back to > powering your DAC via the Pi and delaying the USB probe through a kernel > option but I don't know enough to say what that option would be. > > UPDATE: I think I've got this wrong, as the USB device itself registers > with the system bus and we know it registers succesfully. It might be > worth trying independently powering the DAC though to see if it makes > any difference.
The problem is that it's the only port on DAC for power and data. So I don't know how to power it independently. ------------------------------------------------------------------------ bigq's Profile: http://forums.slimdevices.com/member.php?userid=71375 View this thread: http://forums.slimdevices.com/showthread.php?t=113895 _______________________________________________ unix mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/unix
