User Manual

MD-150M User Manual
7. “K2” (Choose want to use Key)
Controller send：
SOH
“S”
ID1 ID2
“K” “2”
STX
DATA
ETX BCC
USB Reader responds：
SOH
“s”
ID1 ID2
“K” “2”
STX
data
ETX BCC
Data description：
1. “DATA” should be compare with A,B Key, sector number you want to lock, just as
follow: Card type (1 byte) + Page/block number (2 bytes)
2. Card type should be entered as: “M” for Multi-Page.
3. The range of page/block number is different in different card type.
4. “K2” function can’t lock a block of EM4135 tag. (Must use “K9”)
5. Responded “data” value will be as following:
If “data” is “Y” means page/block is successfully locked.
If “data” is “N” means failed.
Function description：
1. Use this function to lock the data in specified page/block.
2. Warning! This action is not recoverable, no any unlock maybe perform, use with
extreme care!!!
Example：
Controller send：
SOH + "S01K2" + STX + "M07" + ETX + BCC
USB Reader responds：
SOH + "s01K2" + STX + "Y" + ETX + BCC
(“Y” means page/block is successfully locked)
USB Reader responds：
SOH + "s01K2" + STX + "N" + ETX + BCC
(“N” means failed)
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