Reference Manual
Prox–DU & Prox–SU
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DOC118569D
Public Use
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The command is allowed with the in TPDU mode. In APDU mode, the command is rejected.
Offset Field Size
Value
Description
0 bMessageType
1
61h PC_to_RDR_SetParameters
1
bwLength
4
Size of the
abProtocolDataStructure field
5 bSlot
1
00h Slot
0
6
bSeq
1
00-FFh
Sequence number for the
command
7
bProtocolNum
1
01h
Specifies what protocol data
structure follows.
00h = structure for protocol T=0
01h structure for protocol T=1
8
abRFU
2
Reserved for future use
10 abProtocolDataStructure
Byte
array
Protocol Data Structure
Protocol data structure for protocol T=0 (bProtocolNum = 0) (dwLength = 00000005h):
Offset Field Size
Value
Description
10
bmFindexDindex
1
b7-4 – FI selecting a clock rate
conversion factor
b3-0 – DI selecting a baud rate
conversion factor
see table Fi/Di of ISO 7816-3
11
bmTCCKST0
1
00h, 02h
For T=0,
b0 – 0b
b7-2 – 000000b
b1 = 0 direct convention
b1 = 1 inverse convention
CCID ignores bit b1
12
bGuardTimeT0
1
00h-FFh
Extra Guard Time between two
characters. Add 0 to 254 etu to the
normal guard time 12 etu. FFh is
the same as 00h
13
bWaitingIntegerT0
1
00h-FFh
WI for T=0 used to define WWT
14
bClockStop
1
00h
ICC clock stop support
00h = Stopping the clock is not
allowed
bClockStop: Stopping the clock is not allowed for this parameter.
Protocol data structure for protocol T=1 (bProtocolNum = 1) (dwLength = 00000007h):
Offset Field Size
Value
Description
10
bmFindexDindex
1
b7-4 – FI selecting a clock rate
conversion factor
b3-0 – DI selecting a baud rate
conversion factor
see table Fi/Di of ISO 7816-3
11 bmTCCKST1
1 10h,
11h,
12h, 13h
For T=1,
b7-2
=
000100b
b0 = 0b – Checksum LRC
b0 = 1b – Checksum CRC
b1 = 0 - direct convention
b1 = 1 - inverse convention
CCID ignores bit b1
12
bGuardTimeT1
1
00-FFh
Extra Guard Time between two
characters. If value FFh, then
Summary of Contents for Prox-DU
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