ACR3801 – Reference Manual
Version 2.01
www.acs.com.hk
Page 20 of 62
8.2. CCID Bulk-IN Messages
The Bulk-IN messages are used in response to the Bulk-OUT messages. ACR3801 shall follow the
CCID Bulk-IN Messages as specified in CCID Section 4.
This section lists the CCID Bulk-IN Messages to be supported by ACR3801.
8.2.1.
RDR_to_PC_DataBlock
This message is sent by ACR3801 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
bChainParameter
1
00h
RFU (TPDU exchange level)
10
abData
Byte
array
-
This field contains the data returned
by the CCID