[sane-devel] add support for ricoh aficio sp100su

[viruxx]

after some investigation i found i was able to do that
but my knowelge about usb commincation is zero
i will need some help to continue to investigate this printer

satellite at satellite-Satellite-P200-1BY:~$ sudo python
>>> import usb
>>> dev = usb.core.find(idVendor=0x05ca, idProduct=0x042c)
>>> print dev
DEVICE ID 05ca:042c on Bus 002 Address 119 =================
 bLength                :   0x12 (18 bytes)
 bDescriptorType        :    0x1 Device
 bcdUSB                 :  0x200 USB 2.0
 bDeviceClass           :    0x0 Specified at interface
 bDeviceSubClass        :    0x0
 bDeviceProtocol        :    0x0
 bMaxPacketSize0        :   0x40 (64 bytes)
 idVendor               : 0x05ca
 idProduct              : 0x042c
 bcdDevice              :  0x100 Device 1.0
 iManufacturer          :    0x1 RICOH
 iProduct               :    0x2 Aficio SP 100SU
 iSerialNumber          :    0x3 T283MB73338
 bNumConfigurations     :    0x1
  CONFIGURATION 1: 2 mA ====================================
   bLength              :    0x9 (9 bytes)
   bDescriptorType      :    0x2 Configuration
   wTotalLength         :   0x3e (62 bytes)
   bNumInterfaces       :    0x2
   bConfigurationValue  :    0x1
   iConfiguration       :    0x0 
   bmAttributes         :   0xc0 Self Powered
   bMaxPower            :    0x1 (2 mA)
    INTERFACE 0: Vendor Specific ===========================
     bLength            :    0x9 (9 bytes)
     bDescriptorType    :    0x4 Interface
     bInterfaceNumber   :    0x0
     bAlternateSetting  :    0x0
     bNumEndpoints      :    0x3
     bInterfaceClass    :   0xff Vendor Specific
     bInterfaceSubClass :    0x0
     bInterfaceProtocol :   0xff
     iInterface         :    0x0 
      ENDPOINT 0x3: Bulk OUT ===============================
       bLength          :    0x7 (7 bytes)
       bDescriptorType  :    0x5 Endpoint
       bEndpointAddress :    0x3 OUT
       bmAttributes     :    0x2 Bulk
       wMaxPacketSize   :  0x200 (512 bytes)
       bInterval        :    0x0
      ENDPOINT 0x84: Bulk IN ===============================
       bLength          :    0x7 (7 bytes)
       bDescriptorType  :    0x5 Endpoint
       bEndpointAddress :   0x84 IN
       bmAttributes     :    0x2 Bulk
       wMaxPacketSize   :  0x200 (512 bytes)
       bInterval        :    0x0
      ENDPOINT 0x85: Bulk IN ===============================
       bLength          :    0x7 (7 bytes)
       bDescriptorType  :    0x5 Endpoint
       bEndpointAddress :   0x85 IN
       bmAttributes     :    0x2 Bulk
       wMaxPacketSize   :  0x200 (512 bytes)
       bInterval        :    0x0
    INTERFACE 1: Printer ===================================
     bLength            :    0x9 (9 bytes)
     bDescriptorType    :    0x4 Interface
     bInterfaceNumber   :    0x1
     bAlternateSetting  :    0x0
     bNumEndpoints      :    0x2
     bInterfaceClass    :    0x7 Printer
     bInterfaceSubClass :    0x1
     bInterfaceProtocol :    0x2
     iInterface         :    0x0 
      ENDPOINT 0x1: Bulk OUT ===============================
       bLength          :    0x7 (7 bytes)
       bDescriptorType  :    0x5 Endpoint
       bEndpointAddress :    0x1 OUT
       bmAttributes     :    0x2 Bulk
       wMaxPacketSize   :  0x200 (512 bytes)
       bInterval        :    0x0
      ENDPOINT 0x82: Bulk IN ===============================
       bLength          :    0x7 (7 bytes)
       bDescriptorType  :    0x5 Endpoint
       bEndpointAddress :   0x82 IN
       bmAttributes     :    0x2 Bulk
       wMaxPacketSize   :  0x200 (512 bytes)
       bInterval        :    0x0




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