Thanks for your reply.

I did several tests, like " cat 'somefile' > /dev/dsp

and the device is not attatched.

#cat /dev/sndstat
cat: /dev/sndstat : No such device

#cat /dev/dsp
cat: /dev/dsp : No such device

there isn't 'device' file in where '/proc/bus/usb'.


On Mon, 14 Jan 2002, Dmitri wrote:

> Quoting Song KiSun <[EMAIL PROTECTED]>:
> 
> > Yes, That is a player.
> > I mean the kernel(2.4.17) can't seems to recognize the device, 
> > completely, or I did some mistake.
> 
> Your device is recognized, and it should work.
> 
> Did you try the test? Did you try to use the device for playback?
> If yes, what errors (if any) you have? What application says? What do you
> see in the log?
> 
> If you are thinking about this:
> 
> > usbaudio: device 2 interface 1 altsetting 1 unsupported channels 2 framesize 3
> 
> then it is probably not dangerous, and not an error at all. I don't
> remember all the details of the audio class. If all fails then the device
> could be looked into.
> 
> > How can I listen mp3 music.
> 
> Try mpg123 <file_name.mp3>
> 
> Also, have a look at /proc/bus/usb/devices. The entries for your device
> should look like this:
> 
> T:  Bus=01 Lev=02 Prnt=03 Port=03 Cnt=03 Dev#=  6 Spd=12  MxCh= 0
> D:  Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
> P:  Vendor=0dcd ProdID=0002 Rev= 1.00
> S:  Manufacturer=xxx
> S:  Product=xxx
> S:  SerialNumber=000044
> C:* #Ifs= 3 Cfg#= 1 Atr=40 MxPwr=  0mA
> I:  If#= 0 Alt= 0 #EPs= 0 Cls=01(audio) Sub=01 Prot=00 Driver=audio
> I:  If#= 1 Alt= 0 #EPs= 0 Cls=01(audio) Sub=02 Prot=00 Driver=audio
> I:  If#= 1 Alt= 1 #EPs= 1 Cls=01(audio) Sub=02 Prot=00 Driver=audio
> E:  Ad=04(O) Atr=09(Isoc) MxPS=  56 Ivl=  1ms
> I:  If#= 1 Alt= 2 #EPs= 1 Cls=01(audio) Sub=02 Prot=00 Driver=audio
> E:  Ad=04(O) Atr=09(Isoc) MxPS= 112 Ivl=  1ms
> I:  If#= 2 Alt= 0 #EPs= 0 Cls=01(audio) Sub=02 Prot=00 Driver=audio
> I:  If#= 2 Alt= 1 #EPs= 1 Cls=01(audio) Sub=02 Prot=00 Driver=audio
> E:  Ad=85(I) Atr=05(Isoc) MxPS=  56 Ivl=  1ms
> I:  If#= 2 Alt= 2 #EPs= 1 Cls=01(audio) Sub=02 Prot=00 Driver=audio
> E:  Ad=85(I) Atr=05(Isoc) MxPS= 112 Ivl=  1ms
> 
> The log says this about my device, for your comparison:
> 
> Jan 12 12:53:41 solaris kernel: usb.c: registered new driver audio
> Jan 12 12:53:41 solaris kernel: usbaudio: device 6 audiocontrol interface 0 has 1 
>input and 1 output AudioStreaming interfaces
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 4000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 48000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 44100
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 32000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 24000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 22050
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 16000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 12000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 11025
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 8000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 6000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 5512
> Jan 12 12:53:41 solaris kernel: usbaudio: device 6 interface 2 altsetting 1: format 
>0x00000040 sratelo 4000 sratehi 48000 attributes 0x01
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 4000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 48000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 44100
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 32000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 24000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 22050
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 16000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 12000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 11025
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 8000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 6000
> Jan 12 12:53:41 solaris kernel: usbaudio: valid input sample rate 5512
> Jan 12 12:53:41 solaris kernel: usbaudio: device 6 interface 2 altsetting 2: format 
>0x00000010 sratelo 4000 sratehi 48000 attributes 0x01
> Jan 12 12:53:41 solaris kernel: usbaudio: device 6 interface 1 altsetting 0 does not 
>have an endpoint
> Jan 12 12:53:41 solaris kernel: usbaudio: valid output sample rate 4990
> Jan 12 12:53:41 solaris kernel: usbaudio: valid output sample rate 55010
> Jan 12 12:53:41 solaris kernel: usbaudio: device 6 interface 1 altsetting 1: format 
>0x00000040 sratelo 4990 sratehi 55010 attributes 0x00
> Jan 12 12:53:41 solaris kernel: usbaudio: valid output sample rate 4990
> Jan 12 12:53:41 solaris kernel: usbaudio: valid output sample rate 55010
> Jan 12 12:53:41 solaris kernel: usbaudio: device 6 interface 1 altsetting 2: format 
>0x00000010 sratelo 4990 sratehi 55010 attributes 0x00
> Jan 12 12:53:41 solaris kernel: usbaudio: registered dsp 14,3
> Jan 12 12:53:41 solaris kernel: usbaudio: no mixer controls found for Terminal 3
> Jan 12 12:53:41 solaris kernel: usbaudio: no mixer controls found for Terminal 7
> Jan 12 12:53:41 solaris kernel: audio.c: v1.0.0:USB Audio Class driver
> 
> (the device indeed does not have mixers).
> 
> Thanks,
> Dmitri
> 
> -- 
> "I'd crawl over an acre of 'Visual This++' and 'Integrated Development
> That' to get to gcc, Emacs, and gdb.  Thank you."
>   (By Vance Petree, Virginia Power)
> 


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