Instructions

Contactless Card Read/Write Module（QM-201C-HF）User’s
Manual
Key Set(1Byte)＋IndexofBlock(1Byte)＋
Key(6Bytes) ＋ value of
decrement(4Bytes,LSB)
a.Key Set(1Byte)：
Select Key A,B(BIT0)->0:Key A;1:Key B
Key Mode(BIT1)->
Send 0x0F 0x16
12Byes
decremen
t
0:Use key passed.
9
1:Use key downloaded.
b.IndexofKeyDownloaded(BIT2~BIT7）
->0~31
Status：
0x00
0xFF
Retur
n
0x04 0x16
0x00：Success
0xFF：Fail
Key Set(1Byte)＋IndexofBlock(1Byte)＋
Key(6Bytes) ＋ value of
Increment(4Bytes,LSB)
a.Key Set(1Byte)：
Select Key A,B(BIT0)->0:Key A;1:Key B
Key Mode(BIT1)->
Send 0x0F 0x17
12Bytes
Increment
10
0:Use key passed.
1:Use key downloaded.
b.IndexofKeyDownloaded(BIT2~BIT7）
->0~31
Status：
0x00
0xFF
Retur
n
0x04 0x17
0x00：Success
0xFF：Fail
Key Set(1Byte)＋IndexofBlock(1Byte)＋
IndexofBlockBackup(1Byte)＋Key(6Byte)
a.Key Set(1Byte)：
Select Key A,B(BIT0)->0:Key A;1:Key B
Key Mode(BIT1)->
Send 0x0C 0x18
9Bytes 0:Use key passed.
Purse
1:Use key downloaded.
b.IndexofKeyDownloaded(BIT2~BIT7）
->0~31
11
backup
ps:theindexofblockandthebackup
block must be in the same sector.
Status：
0x00
0xFF
Retur
n
0x0C
0x03
0x18
0x19
0x00：Success
0xFF：Fail
12 Card Halt
Send
Contactless Card, RFID…
www.quio-rfid.de
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