User's Manual

ACG HF Multi ISO RFID Reader V1.0
ACG Identification Technologies GmbH 111
12.4.5.7 Update key
The update key command stores, modifies or deletes a key in the reader key table. A
key is identified with its key information data. The key information data has to be
unique within the same key type.
If a key is erased the key data must be dropped.
It is only allowed to update the key type after a successful authentication to the
reader with a key permitted the necessary rights.
Command
Command Data
my-d™ secure
‘uk’
Key type 01h (1 byte)
Action (1 byte)
Key information data (8 bytes)
• Free User Part (1 byte)
• Project ID (3 bytes)
• Logical Sector ID (1 byte)
• Key type (1 byte)
• KVV (2 bytes)
Key Data (8 / 16 bytes)
DES
'uk'
Key type 02h (1 byte)
Action (1 byte)
Key information data (10 bytes)
• Option (1 byte)
• Free user part (9 bytes)
Key Data (16 bytes)
mifare
®
'uk'
Key type 03h (1 byte)
Action (1 byte)
Key information data (10 bytes)
• Free user part (10 bytes)
Key Data (16 bytes)
Answer
Answer Description
Data Index of key (1 byte)