ACS ACR3801 Smart Card Reader - Manual (Page 21)

ACR3801 – Reference Manual [email protected]
Version 2.01
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8.2.2. RDR_to_PC_SlotStatus
This message is sent by ACR3801 in response to PC_to_RDR_IccPowerOff,
PC_to_RDR_GetSlotStatus, PC_to_RDR_Abort messages and Class specific ABORT request.
Offset Field Size Value Description
0 bMessageType 1 81h -
1 dwLength 4 00000000h 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 bClockStatus 1 -
Value:
00h = Clock running
01h = Clock stopped in state L
02h = Clock stopped in state H
03h = Clock stopped in an unknown state
All other values are RFU