Advanced Card ACR100I Manual de referência - Página 13

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Offset
6
7
The response to this message is the RDR_to_PC_Parameters message.
7.1.1.7.
PC_to_RDR_SetParameters
Set slot parameters.
Offset
0
1
5
6
7
8
10
abProtocolDataStructure
Protocol Data Structure for Protocol T=0 (dwLength=00000005h)
Offset
bmFindexDindex
10
11
12
bGuardTimeT0
13
bWaitingIntegerT0
ACR100I – Reference Manual
Version 1.00
Field
Size
BSeq
1
AbRFU
3
Field
Size
bMessageType
dwLength
bSlot
bSeq
bProtocolNum
abRFU
Byte
array
Field
Size
1
bmTCCKST0
1
1
1
Value
Description
Sequence number for command
Reserved for future use
Value
Description
1
61h
4
Size of extra bytes of this message
Identifies the slot number for this
1
command
1
Sequence number for command
Specifies what protocol data structure
it follows.
00h = Structure for protocol T=0
01h = Structure for protocol T=1
The following values are reserved for
1
future use.
80h = Structure for 2-wire protocol
81h = Structure for 3-wire protocol
82h = Structure for I2C protocol
2
Reserved for future use
Protocol Data Structure
Value
Description
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.
B0 – 0b, B7-2 – 000000b
B1 – Convention used (b1=0 for direct,
b1=1 for inverse)
Note: The CCID ignores this bit.
Extra Guardtime between two characters.
Add 0 to 254 etu to the normal guardtime
of 12 etu. FFh is the same as 00h.
WI for T=0 used to define WWT
Page 13 of 20
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