Re: Getting portable hard disk drive to work

From: Sven Jacobs <sven.jacobs_at_web.de>
Date: Mon 28 Mar 2005 - 18:58:33 CEST
Message-Id: <200503281858.33244.sven.jacobs@web.de>

> And there is nothing in dmesg?

I collected some more information about the hd case. I'm pretty sure it uses
the chipset PL-3507 from Prolific
(http://www.prolific.com.tw/eng/Products.asp?ID=9). The relevant output of
lsusb looks like this:

Bus 001 Device 006: ID 067b:3507 Prolific Technology, Inc.
Device Descriptor:
  bLength 18
  bDescriptorType 1
  bcdUSB 2.00
  bDeviceClass 0 (Defined at Interface level)
  bDeviceSubClass 0
  bDeviceProtocol 0
  bMaxPacketSize0 64
  idVendor 0x067b Prolific Technology, Inc.
  idProduct 0x3507
  bcdDevice 1.00
  iManufacturer 1 Prolific Technology Inc.
  iProduct 2 Mass Storage Device
  iSerial 3 0
  bNumConfigurations 1
  Configuration Descriptor:
    bLength 9
    bDescriptorType 2
    wTotalLength 32
    bNumInterfaces 1
    bConfigurationValue 1
    iConfiguration 0
    bmAttributes 0xc0
      Self Powered
    MaxPower 100mA
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 0
      bAlternateSetting 0
      bNumEndpoints 2
      bInterfaceClass 8 Mass Storage
      bInterfaceSubClass 6 SCSI
      bInterfaceProtocol 80 Bulk (Zip)
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x01 EP 1 OUT
        bmAttributes 2
          Transfer Type Bulk
          Synch Type none
        wMaxPacketSize 512
        bInterval 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 2
          Transfer Type Bulk
          Synch Type none
        wMaxPacketSize 512
        bInterval 0
  Language IDs: (length=4)
     0409 English(US)

Hope that helps!

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Received on Mon Mar 28 18:58:51 2005

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