SCM Microsystems @MAXX prime Manual do Utilizador descarregar pdf (Página 22)

@MAXX

LITE

EFERENCE

ANUAL

5.4. Firmware

5.4.1. CCID transport protocol

@MAXX lite implements a transport protocol that is compliant with USB Device Class: Smart

Card CCID Specification for Integrated Circuit(s) Cards Interface Devices Revision 1.10 for the

contact smart card interface and CCID-like transport protocol for the contactless interface.

This paragraph describes the CCID specification features that are implemented and those that

are not implemented.

5.4.1.1. CCID class requests supported

•

Abort

5.4.1.2. CCID bulk messages supported

The following section provides information on the list of CCID bulk messages (10-byte header

followed by the message specific data) that have been implemented.

List of CCID bulk messages supported

• PC_to_RDR_IccPowerOn

• PC_to_RDR_IccPowerOff

• PC_to_RDR_GetSlotStatus

• PC_to_RDR_XfrBlock

• PC_to_RDR_GetParameters

• PC_to_RDR_SetParameters

• PC_to_RDR_Escape

• PC_to_RDR_Abort

• PC_to_RDR_SetDataRateAndClockFreqeuncy

• PC_to_RDR_T0APDU

• PC_to_RDR_ResetParameters

• PC_to_RDR_IccClock

List of CCID bulk messages not supported

• PC_to_RDR_Secure

• PC_to_RDR_Mechanical

5.4.1.3. CCID Error Codes

Extensive error codes are reported on many conditions during all CCID responses. Most of the

error messages are reported by the CCID appropriately. Some of the main error codes for the

contact interface are:

•

HW_ERROR

•

XFR_PARITY_ERROR

•

BAD_ATR_TS

•

BAD_ATR_TCK

•

ICC_MUTE

The following sub-sections discuss when and why these error codes are returned:

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 33 34

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