idVendor: 0x0483 iManufacturer: ANCUD idProduct: 0xACD1 iProduct: CCID USB Reader & RNG bcdDevice: 1.00 (firmware release?) bLength: 9 bDescriptorType: 4 bInterfaceNumber: 0 bAlternateSetting: 0 bNumEndpoints: 3 bulk-IN, bulk-OUT and Interrupt-IN bInterfaceClass: 0x0B [Chip Card Interface Device Class (CCID)] bInterfaceSubClass: 0 bInterfaceProtocol: 0 bulk transfer, optional interrupt-IN (CCID) Can't get iInterface string CCID Class Descriptor bLength: 0x36 bDescriptorType: 0x21 bcdCCID: 1.10 bMaxSlotIndex: 0x00 bVoltageSupport: 0x03 5.0V 3.0V dwProtocols: 0x0000 0x0001 T=0 dwDefaultClock: 3.600 MHz dwMaximumClock: 3.600 MHz bNumClockSupported: 0 (will use whatever is returned) IFD does not support GET CLOCK FREQUENCIES request: Resource temporarily unavailable dwDataRate: 9677 bps dwMaxDataRate: 9677 bps bNumDataRatesSupported: 0 (will use whatever is returned) IFD does not support GET_DATA_RATES request: Resource temporarily unavailable dwMaxIFSD: 0 dwSynchProtocols: 0x00000000 dwMechanical: 0x00000000 No special characteristics dwFeatures: 0x000104BA ....02 Automatic parameter configuration based on ATR data ....08 Automatic ICC voltage selection ....10 Automatic ICC clock frequency change according to parameters ....20 Automatic baud rate change according to frequency and Fi, Di params ....80 Automatic PPS made by the CCID ..04.. Automatic IFSD exchange as first exchange (T=1) 01.... TPDU level exchange dwMaxCCIDMessageLength: 271 bytes bClassGetResponse: 0x00 bClassEnvelope: 0x00 wLcdLayout: 0x0000 bPINSupport: 0x00 bMaxCCIDBusySlots: 1