Re: cdc_acm driver with Arduino USB2SERIAL problem

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Wow! What a support!

***************************************************************
Bus 001 Device 005: ID 03eb:2ff7 Atmel Corp. 
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               1.10
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        32
  idVendor           0x03eb Atmel Corp.
  idProduct          0x2ff7 
  bcdDevice            0.00
  iManufacturer           0 
  iProduct                1 Arduino USB-Serial DFU
  iSerial                 0 
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           27
    bNumInterfaces          1
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0x80
      (Bus Powered)
    MaxPower              100mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass       254 Application Specific Interface
      bInterfaceSubClass      1 Device Firmware Update
      bInterfaceProtocol      2 
      iInterface              0 
      Device Firmware Upgrade Interface Descriptor:
        bLength                             9
        bDescriptorType                    33
        bmAttributes                        3
          Will Not Detach
          Manifestation Intolerant
          Upload Supported
          Download Supported
        wDetachTimeout                      0 milliseconds
        wTransferSize                    3072 bytes
        bcdDFUVersion                   1.00
Device Status:     0x0001
  Self Powered
*******************************************************************

Thanks!
/r0b

On gio, 2015-02-19 at 09:25 +0100, Oliver Neukum wrote:
> On Thu, 2015-02-19 at 08:37 +0100, Roberto Bianchi wrote:
> 
> > The problem: the "arduino usb2serial light" ISP is not recognized by the
> > driver cdc-acm anymore. It was up to Nov - Dec 2014 but then, after that
> > I cannot use it anymore since the driver is not recognizing.
> > Unfortunately, I made many changes and upgrades in between so it's
> > difficult for me to tell you what the versions of driver and ubuntu
> > release I was using.
> 
> Looks it doesn't like the descriptors. Please post "lsusb -v"
> 
> 	Regards
> 		Oliver
> 
> 


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