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ACR33U-A1 SmartDuo Reference Manual
Version 1.00
Page 16 of 56
www.acs.com.hk
8.1.8.
PC_to_RDR_Escape
Define and access extended features.
Offset
Field
Size
Value
Description
0
bMessageType
1
6Bh
1
dwLength
4
Size of abData field 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
10
abData
Byte
array
Data block sent to the CCID
LED
Offset
Field
Size
Value
Description
10
bcmdCode
1
01h
11
wcmdLength
2
0001h
13
abRFU
2
Reserved for future use
15
abData
1
00000
XYZb
00000xxx for 3 led,
XYZ: 000 => 3 leds off
XYZ: 001 => led1 on, green for 1 Sec
XYZ: 010 => led 2 on, red for 1 Sec
XYZ: 100 => led 3 on, blue for 1 Sec