SCR331-DI Product Technical Manual
Contents
1.0 Introduction................................................................................................................................... 4
2.0 Terms and Abbreviations ............................................................................................................. 5
3.0 Product Specifications.................................................................................................................. 5
3.1 Features.................................................................................................................................... 5
3.2 Hardware Specifics................................................................................................................... 6
3.2.1 Adapter Power...................................................................................................................6
3.2.2 LED Behavior ....................................................................................................................6
3.2.3 Clock frequency.................................................................................................................7
3.2.4 Smart Card Slot Details..................................................................................................... 7
3.3 Software Specifics .................................................................................................................... 8
3.3.1 Operating systems ............................................................................................................ 8
3.3.2 ICC parameters .................................................................................................................8
3.3.3 PICC parameters............................................................................................................... 9
3.3.4 USB parameters ................................................................................................................ 9
3.4 Diver Firmware Communication Diagram .............................................................................. 10
3.4.1 Dual Driver Architecture .................................................................................................. 10
3.4.2 Single Driver Architecture................................................................................................ 11
4.0 Software Modules....................................................................................................................... 12
4.1 Firmware................................................................................................................................. 12
4.2 USB Drivers ............................................................................................................................ 12
4.3 Utilities .................................................................................................................................... 12
4.3.1 Installation ....................................................................................................................... 12
4.3.2 DFU Utility ....................................................................................................................... 12
4.4 USB Interface ......................................................................................................................... 13
4.4.1.1 Slot Support............................................................................................................................... 13
4.4.1.2 Voltage Support......................................................................................................................... 13
4.4.1.3 Protocols Supported.................................................................................................................. 13
4.4.1.4 ICC Clock Frequency ................................................................................................................ 13
4.4.1.5 ICC I/O Data Rate ..................................................................................................................... 13
4.4.1.6 Synchronous Protocols ............................................................................................................. 13
4.4.2 CCID class requests supported....................................................................................... 13
4.4.3 CCID messages supported ............................................................................................. 13
4.4.4 CCID Error Codes ........................................................................................................... 14
4.4.4.1 HW_ERROR ............................................................................................................................. 14
4.4.4.2 XFR_PARITY_ERROR ............................................................................................................. 14
4.4.4.3 BAD_ATR_TS ........................................................................................................................... 14
4.4.4.4 BAD_ATR_TCK......................................................................................................................... 14
4.4.4.5 ICC_MUTE................................................................................................................................ 14
4.4.5 Note on WTX Handling.................................................................................................... 14
4.4.6 Note on Automatic PPS implementation ......................................................................... 15
4.5 PICC Implementation .............................................................................................................15
4.5.1 ATR Handling .................................................................................................................. 15
4.5.2 TYPE A Memory card supplying an ATR ........................................................................ 15
4.5.3 TYPE A T=CL - ATR ....................................................................................................... 16
4.5.4 TYPE B supplying an ATR .............................................................................................. 16
4.5.5 PICC T=1 Emulation........................................................................................................ 17
4.5.6 Overview of Contact-less APDU Set............................................................................... 18
4.5.7 Detailed description of the APDU set.............................................................................. 19
4.5.7.1 Memory card APDU Set ............................................................................................................19
4.5.7.2 T=CL card APDU Set ................................................................................................................ 24
5.0 PICC ESCAPE IMPLEMENTATION .......................................................................................... 27
5.1 Table indicating the PICC Escape function values................................................................. 27
5.2 READER_CNTLESS_SEND_REQ ........................................................................................ 28
5.3 READER_CNTLESS_SEND_LOOP ...................................................................................... 28
5.4 READER_CNTLESS_GET_MFRC_REV............................................................................... 28
5.5 READER_CNTLESS_GET_ATS............................................................................................ 28
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