Ccid bulk-in messages, Rdr_to_pc_datablock – ACS ACR100 SIMFlash (CCID) User Manual

Page 13

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Page 13 of 18

ACR100F (CCID) Reference Manual

Version 3.00

[email protected]

www.acs.com.hk

Offset Field

Size Value Description

14

bClockStop

1

ICC Clock Stop Support
00h = Stopping the Clock is not allowed
01h = Stop with Clock signal Low
02h = Stop with Clock signal High
03h = Stop with Clock either High or Low

Protocol Data Structure for Protocol T=1 (dwLength=00000007h)

Offset Field

Size Value Description

10

bmFindexDin
dex

1

B7-4 – FI – Index into the table 7 in ISO/IEC
7816-3:1997 selecting a clock rate conversion
factor
B3-0 – DI - Index into the table 8 in
ISO/IEC 7816-3:1997 selecting a baud rate
conversion factor

11

BmTCCKST1

1

B7-2 – 000100b
B0 – Checksum type (b0=0 for LRC, b0=1 for
CRC)
B1 – Convention used (b1=0 for direct, b1=1 for
inverse) Note: The CCID ignores this bit.

12

BGuardTimeT
1

1

Extra Guardtime (0 to 254 etu between two
characters). If value is FFh, then guardtime is
reduced by 1 etu.

13

BwaitingInt
egerT1

1

B7-4 = BWI values 0-9 valid
B3-0 = CWI values 0-Fh valid

14

bClockStop

1

ICC Clock Stop Support
00h = Stopping the Clock is not allowed
01h = Stop with Clock signal Low
02h = Stop with Clock signal High
03h = Stop with Clock either High or Low

15

bIFSC

1

Size of negotiated IFSC

16

bNadValue

1

00h

Only support NAD = 00h

The response to this message is the RDR_to_PC_Parameters message.

7.1.2.

CCID Bulk-IN Messages

The Bulk-IN messages are used in response to the Bulk-OUT messages. ACR100F shall follow the
CCID Bulk-IN Messages as specified in section 4. This section lists the CCID Bulk-IN Messages to
be supported by ACR100F.

7.1.2.1.

RDR_to_PC_DataBlock

This message is sent by the smart card reader in response to PC_to_RDR_IccPowerOn,
PC_to_RDR_XfrBlock and PC_to_RDR_Secure messages.

Offset Field

Size Value Description

0

bMessageType

1

80h

Indicates that a data block is being sent from
the CCID

1

dwLength

4

Size of extra bytes of this message

5

bSlot

1

Same value as in Bulk-OUT message

6

bSeq

1

Same value as in Bulk-OUT message

7

bStatus

1

Slot status register as defined in CCID section
4.2.1

8

bError

1

Slot error register as defined in CCID section
4.2.1 and this specification section 5.2.8

9

bChainParame
ter

1

00h

RFU (TPDU exchange level)

10

abData

Byte

array

This field contains the data returned
by the CCID

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