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 />
12.4.3.22 Write block<br />
This command writes data to a block. A read is done automatically after every write<br />
to ensure correct writing.<br />
Command<br />
Command<br />
Data<br />
'w' Block address (1 byte), valid range 00h 40h<br />
Data (n bytes)<br />
'wb'<br />
Block address (1 byte)<br />
Data (n bytes)<br />
Answer<br />
Answer<br />
Data<br />
'F'<br />
'N'<br />
'O'<br />
'R'<br />
Description<br />
Data block (depends on tag type)<br />
Error: Write failure<br />
Error: No tag in field<br />
Error: Operation mode failure<br />
Error: Out of range<br />
Example<br />
Command<br />
Description<br />
wb0511223344 Writes data 11223344 on block 05.<br />
12.4.3.22.1 Write failure 'F'<br />
This error is displayed if bad transmission conditions are given. If the block address<br />
exceeds the physical number of blocks of a tag, this error is shown.<br />
12.4.3.22.2 No tag error 'N'<br />
This error is returned if no tag is present or the card does not respond.<br />
12.4.3.22.3 Operation mode failure 'O'<br />
The presented tag is not <strong>ISO</strong>14443 type A, SR 176, ICode, ICode-UID and <strong>ISO</strong><br />
15693 compliant.<br />
For <strong>ISO</strong> 14443 type A only Mifare tags are supported.<br />
<strong>ACG</strong> Identification Technologies GmbH 88
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