On Thu, 2015-02-19 at 09:31 +0100, Roberto Bianchi wrote:
> 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
> *******************************************************************
That is a DFU device. It cannot work with CDC-ACM. Did you mean
to use it with CDC-ACM after uploading firmware? If so, I need
the descriptor in that state.
In the current state the device lacks endpoints. It cannot
possibly work with CDC-ACM.
Regards
Oliver
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