Why didn't you look in the archive? The answer was that the protocol says it is vendor specific.
On Sat, 8 Mar 2003, Disma Goggia wrote: > I'm really sorry, but I've read the answer and I've deleted it... > > Maybe it is a dumb question but: > > bash-2.05b# cat /proc/bus/usb/devices > T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 > B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0 > D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > P: Vendor=0000 ProdID=0000 Rev= 0.00 > S: Product=USB UHCI Root Hub > S: SerialNumber=fcc0 > C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms > bash-2.05b# cat /proc/bus/usb/devices > T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 > B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0 > D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > P: Vendor=0000 ProdID=0000 Rev= 0.00 > S: Product=USB UHCI Root Hub > S: SerialNumber=fcc0 > C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms > T: Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 3 Spd=12 MxCh= 0 > D: Ver= 1.10 Cls=02(comm.) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > P: Vendor=07b0 ProdID=0007 Rev= 1.00 > S: Manufacturer=ISDN USB TA > S: Product=ISDN USB TA > S: SerialNumber=ISDN USB TA > C:* #Ifs= 2 Cfg#= 1 Atr=a0 MxPwr= 90mA > I: If#= 0 Alt= 0 #EPs= 0 Cls=02(comm.) Sub=80 Prot=ff Driver=(none) > I: If#= 1 Alt= 0 #EPs= 0 Cls=0a(data ) Sub=00 Prot=ff Driver=(none) > I: If#= 1 Alt= 1 #EPs=16 Cls=0a(data ) Sub=00 Prot=ff Driver=(none) > E: Ad=01(O) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=81(I) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=02(O) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=82(I) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=03(O) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=83(I) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=04(O) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=84(I) Atr=03(Int.) MxPS= 16 Ivl=1ms > E: Ad=05(O) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=85(I) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=06(O) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=86(I) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=07(O) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=87(I) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=08(O) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=88(I) Atr=01(Isoc) MxPS= 16 Ivl=1ms > I: If#= 1 Alt= 2 #EPs= 6 Cls=0a(data ) Sub=00 Prot=ff Driver=(none) > E: Ad=81(I) Atr=03(Int.) MxPS= 64 Ivl=4ms > E: Ad=82(I) Atr=03(Int.) MxPS= 64 Ivl=4ms > E: Ad=83(I) Atr=03(Int.) MxPS= 64 Ivl=4ms > E: Ad=05(O) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=06(O) Atr=01(Isoc) MxPS= 16 Ivl=1ms > E: Ad=07(O) Atr=01(Isoc) MxPS= 16 Ivl=1ms > > According to the documentation (howto and acm.txt), it should be an ACM USB > modem (since Cls=comm and Cls=data); plugging in the modem the ACM driver is > "automagically" loaded, but no device is created (and if I mknod I can't > minicom to it). > > I've tested another usb modem that has for sure a vendor-specific interface, > in fact it looks totally different (Cls=ff) > > Am I missing something? > > How can I identify an ACM modem from the package (example: I discard every > modem with a "Com Port simulation" print on the package...)? > > Have you got a recommended (or linux-working) ISDN modem/TA? > > Any help really appreciated. > > Disma > > > > > ------------------------------------------------------- > This SF.net email is sponsored by: Etnus, makers of TotalView, The debugger > for complex code. Debugging C/C++ programs can leave you feeling lost and > disoriented. TotalView can help you find your way. Available on major UNIX > and Linux platforms. Try it free. www.etnus.com > _______________________________________________ > [EMAIL PROTECTED] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-users > -- /------------------------------------+-------------------------\ |Stephen J. Gowdy | SLAC, MailStop 34, | |http://www.slac.stanford.edu/~gowdy/ | 2575 Sand Hill Road, | |http://calendar.yahoo.com/gowdy | Menlo Park CA 94025, USA | |EMail: [EMAIL PROTECTED] | Tel: +1 650 926 3144 | \------------------------------------+-------------------------/ ------------------------------------------------------- This SF.net email is sponsored by: Etnus, makers of TotalView, The debugger for complex code. Debugging C/C++ programs can leave you feeling lost and disoriented. TotalView can help you find your way. Available on major UNIX and Linux platforms. Try it free. www.etnus.com _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
