Parsing Interface Descriptor for device: 001/036
 iManufacturer: SCM Microsystems Inc.
 iProduct: SCRx31 USB Smart Card Reader
 bLength: 9
 bDescriptorType: 4
 bInterfaceNumber: 0
 bAlternateSetting: 0
 bNumEndpoints: 3
 bInterfaceClass: 0x0B [Chip Card Interface Device Class (CCID)]
 bInterfaceSubClass: 0
 bInterfaceProtocol: 0
 iInterface: 4
 CCID Class Descriptor
  bLength: 0x36
  bDescriptorType: 0x21
  bcdCCID: 1.00
  bMaxSlotIndex: 0x00
  bVoltageSupport: 0x01
   5.0V
  dwProtocols: 0x0000 0x0003
   T=0
   T=1
  dwDefaultClock: 4.000 MHz
  dwMaximumClock: 4.000 MHz
  bNumClockSupported: 0x00
  dwDataRate: 9600 bps
  dwMaxDataRate: 115200 bps
  bNumDataRatesSupported: 0
  dwMaxIFSD: 252
  dwSynchProtocols: 0x00000000
  dwMechanical: 0x00000000
   No special characteristics
  dwFeatures: 0x000100BA
   Automatic parameter configuration based on ATR data
   Automatic ICC voltage selection
   Automatic ICC clock frequency change according to parameters
   Automatic baud rate change according to frequency and Fi, Di parameters
   Automatic PPS made by the ICC
   TPDU level exchange
  dwMaxCCIDMessageLength: 263 bytes
  bClassGetResponse: 255
  bClassEnveloppe: 255
  wLcdLayout: 0x0000
  bPINSupport: 0x00
  bMaxCCIDBusySlots: 1
