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ACR38x Reference Manual (CCID)
Version 6.02
Page 17 of 20
www.acs.com.hk
8.1.11.
RDR_to_PC_Parameters
This message is sent by ACR38x (CCID) in response to
PC_to_RDR_GetParameters
,
PC_to_RDR_ResetParameters
and
PC_to_RDR_SetParameters
messages.
Offset
Field
Size Value
Description
0
bMessageType
1
82h
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
bProtocolNum
1
Specifies what protocol data structure
follows.
00h
= Structure for protocol T=0
01h
= Structure for protocol T=1
The following values are reserved for future
use.
80h
= Structure for 2-wire protocol
81h
= Structure for 3-wire protocol
82h
= Structure for I2C protocol
10
abProtocolDataStructure
Byte
array
Protocol Data Structure as summarized in
section 5.2.3.
