ACG HF Multi ISO RFID Reader - RFID Webshop
ACG HF Multi ISO RFID Reader - RFID Webshop
ACG HF Multi ISO RFID Reader - RFID Webshop
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<strong>ACG</strong> <strong>HF</strong> <strong>Multi</strong> <strong>ISO</strong> <strong>RFID</strong> <strong>Reader</strong> V1.0<br />
12.4.6.5 my-d command<br />
This command sends and receives my-d Plain and Secure commands including my-d<br />
secure algorithm.<br />
Command<br />
Command<br />
z<br />
Data<br />
Downlink length (1 byte)<br />
Option byte (1 byte)<br />
[UID (8 bytes)]<br />
my-d data (n bytes)<br />
Answer<br />
Answer<br />
Data<br />
Description<br />
Status byte: 00h (1 byte)<br />
Data without MAC and CRC (n bytes)<br />
Downlink length<br />
This byte is mandatory. It will define the length of the my-d data frame sent to the<br />
reader. The MAC, CRC and the framing overhead is not included.<br />
Option byte<br />
The option byte defines general behavior of the command.<br />
Note that <strong>ISO</strong> 14443 tags are only working in selected mode.<br />
Bit<br />
Description<br />
7 If set the MAC is calculated and added to the frame<br />
6 If set the tag is in addressed mode. The UID is following as<br />
first 8 bytes after the option byte. The my-d frame is<br />
following.<br />
5 If set the tag is selected. No UID is needed.<br />
4 - 0 RFU<br />
<strong>ACG</strong> Identification Technologies GmbH 118
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