Reference Manual
Prox–DU & Prox–SU
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DOC118569D Public Use Page 93/145
current transfer at the specified slot and return to a state where the slot is ready to accept a
new command pipe Bulk-Out message.
Offset Field Size Value Description
0 bMessageType 1 72h PC_to_RDR_Escape
1 bwLength 4 00000000h
5 bSlot 1 00h Slot 0
6 bSeq 1 00-FFh Sequence number for the command
7 abRFU 3 000000h Reserved for Future Used
The response to this message is the RDR_to_PC_SlotStatus response message.
Response pipe bulk-in messages for the contactless
interface
The following CCID messages are implemented for the contactless interface:
• RDR_to_PC_DataBlock
• RDR_to_PC_SlotStatus
• RDR_to_PC_Parameters
• RDR_to_PC_Escape
The following CCID message is not implemented:
• RDR_to_PC_DataRateAndClockFrequency
RDR_to_PC_DataBlock Command
This message is the response to the PC_to_RDR_IccPowerOn and the
PC_to_RDR_XfrBlock command messages.
For the PC_to_RDR_PowerOn commande message this response message contains the
pseudo ATR data associated with the contactless card.
For the PC_to_RDR_XfrBlock command message this response message contains the card
response.
If the card is a T=CL card:
• The card response is send “as it”. (Only the concatenated data of the INF field of
the T=CL block).
• The full extended APDU length response is supported (65536+2 = 65538 bytes).
The APDU response will be split into several RDR_to_ PC_XfrBlock messages
according to CCID specification.
If the card is a MIFARE
®
card: the card response is the data read in the card followed by a
status word SW1SW2 or only the status, according to the PC/SC specification.
Offset Field Size Value Description
0 bMessageType 1 80h RDR_to_PC_DataBlock
1 bwLength 4 Size of the abData field
5 bSlot 1 00h Slot number : Same as Bulk-Out
message
6 bSeq 1 00-FFh Sequence number : Same as Bulk-
Out message
7 bStatus 1 00h, 01h,
02h, 40h,
41h, 42h,
80h
Slot status register:
0Xh = no error
4Xh = command failed
80h Time extension request
X = 0 card present and active