Essel Technology RFID A1, User Manual, Page: 45 / 60

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4.2.21 Increment Counter (0x15)
Table 4.22
The Increment Counter command takes as arguments the tag Counter Number and the Increment Value to be added
to the counter value. This command increments the counter value of the counter pointed to by the Counter
Number. The Increment Value is a 24-bit unsigned number with the least significant byte first.
Command Number
Command Name
Valid Tag Types
Argument Offset [bytes] 0x00 0x01
Argument Name
Counter Number Increment Value
Argument Size [bytes] 0x01 0x03
Argument Description
Counter number
cannot exceed number
of counters in the tag.
24-bit unsigned integer
value which will be
added to the counter
value. Byte order is
least significant byte
first.
Ultralight EV1
0x15
Increment Counter