ACR1255U-J1 – Reference Manual
Version V1.01
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Page 25 of 73
5.6.5.
Notify Card Status Command
This command is used to check on the card status.
Offset
Field
Size
Value
Description
0
CmdMessageType
1
50h
-
1
Length
2
Data length
3
Slot
1
00h
-
4
Seq
1
00h
Sequence
5
Param
1
Status:
02h = Card present
03h = Card absent
6
Check
1
00h
Check means the XOR values of all
bytes in the command
7
Data
N
Data