User's Manual

ACG HF Multi ISO RFID Reader V1.0
ACG Identification Technologies GmbH 33
9 ICODE EPC
ICODE EPC labels data is stored in a OTP memory. Its capacity is 136 bits
organized in 17 blocks consisting of 1 bytes each. All MSB of the different fields
(EPC, CRC16, Destroy Code) are located at the lowest block address.
9.1 Memory organization
Page
address
Byte
14h – 16h Destroy Code
12h – 13h CRC 16
00h – 11h EPC
Figure 9-1: ICODE EPC memory organization
9.2 Serial number
The serial number of a label is defined within the EPC blocks.
9.3 Read Block
It is not possible to read a block with the read block 'rb' command.
9.4 Write Block
It is possible to write the EPC data (12 bytes) with the write block 'wb' command
using block address 00h.