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ACR33U-A1 SmartDuo Reference Manual
Version 1.00
Page 11 of 56
www.acs.com.hk
8.0. Commands
8.1. CCID Command Pipe Bulk-OUT Messages
ACR33U-A1 SmartDuo shall follow the CCID Bulk-OUT Messages as specified in CCID section 4. In
addition, this specification defines some extended commands for operating additional features. This
section lists the CCID Bulk-OUT Messages to be supported by ACR33U-A1 SmartDuo.
8.1.1.
PC_to_RDR_IccPowerOn
Activate the card slot and return ATR from the card.
Offset
Field
Size
Value
Description
0
bMessageType
1
62h
1
dwLength
4
00000
000h
Size of extra bytes of this message
2
bSlot
1
00-
05h
Identifies the slot number for this
command
5
bSeq
1
00-
FFh
Sequence number for command
6
bPowerSelect
1
01h
Voltage that is applied to the ICC
01h – 5 volts
7
abRFU
2
Reserved for future use
The response to this command message is the
RDR_to_PC_DataBlock
response message and the
data returned is the Answer To Reset (ATR) data.
8.1.2.
PC_to_RDR_IccPowerOff
Deactivate the card slot.
Offset
Field
Size
Value
Description
0
bMessageType
1
63h
1
dwLength
4
00000
000h
Size of extra bytes of this message
5
bSlot
1
00-
05h
Identifies the slot number for this
command
6
bSeq
1
00-
FFh
Sequence number for command
7
abRFU
3
Reserved for future use
The response to this message is the
RDR_to_PC_SlotStatus
message.
