ACS ACR38K Smart Keyboard - Manual (Page 18)

ACR38x (CCID) – Reference Manual [email protected]
Version 6.04 www.acs.com.hk
Page 18 of 58
9.2. CCID Bulk-IN Messages
The Bulk-IN messages are used in response to the Bulk-OUT messages. ACR38x (CCID) shall follow
the CCID Bulk-IN Messages as specified in CCID Rev 1.0 Section 4.2.
This section lists the CCID Bulk-IN Messages to be supported by ACR38x (CCID).
9.2.1. RDR_to_PC_DataBlock
This command is sent by ACR38x (CCID) 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
Rev 1.0 Section 4.2.1.
8 bError 1
Slot error register as defined in CCID
Rev 1.0 Section 4.2.1.
9 bChainParameter 1 00h RFU (TPDU exchange level).
10 abData
Byte
array
This field contains the data returned by
the CCID.
9.2.2. RDR_to_PC_SlotStatus
This command is sent by ACR38x (CCID) in response to PC_to_RDR_IccPowerOff,
PC_to_RDR_GetSlotStatus, PC_to_RDR_Abort messages and Class Specific ABORT request.
Offset Field Size Value Description
0 bMessageType 1 81h
1 dwLength 4 00000000h 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 Rev 1.0 Section 4.2.1.
8 bError 1
Slot error register as defined in
CCID Rev 1.0 Section 4.2.1.