Pc_To_Rdr_Setparameters - ACS ACR33U-A1 Smart Duo Reference Manual

8.1.7.

PC_to_RDR_SetParameters

Set slot parameters.
Offset
0
1
5
6
7
8
10
Protocol Data Structure for Protocol T=0 (dwLength=00000005h)
Offset
10
11
12
ACR33U-A1 SmartDuo Reference Manual
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Version 1.00
Field Size
bMessageType
dwLength
bSlot
bSeq
bProtocolNum
abRFU
Byte
abProtocolDataSt
ructure array
Field Size
bmFindexDindex
bmTCCKST0
bGuardTimeT0
Document Title Here
Value Description
1 61h
4 Size of extra bytes of this message
Identifies the slot number for this
00-
1
05h command
00-
1 Sequence number for command
FFh
Specifies what protocol data structure
follows.
00h = Structure for protocol T=0
01h = Structure for protocol T=1
00h,
1
The following values are reserved for
01h
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
1
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,
1
b1=1 for inverse) Note: The CCID
ignores this bit.
00- Extra Guardtime between two
FFh characters. Add 0 to 254 etu to the
1
normal guardtime of 12etu. FFh is the
same as 00h.
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