OMNIKEY HF MIFARE Easy Module - RFID Webshop

HF MIFARE Easy Module
User Manual, Firmware V1.0
1506-USM-01-0-03
4.4.3.11 Read reader EEPROM
This command reads the internal reader EEPROM. It contains all startup parameters and the
device ID. Changes of the startup settings will only be taken into effect after a reset of the device.
Command
Command
're'
Data
EEPROM address (1 byte) 00h … 13h
Answer
Answer
Data
Description
EEPROM data (1 byte)
Example
Command
rp05
Description
Reads protocol configuration register.
4.4.3.12 Read value block
Reads a value block. The command checks if data is in value block format. The read value block
command needs a successful login.
Command
Command
'rv'
Data
Value block (1 byte)
Answer
Answer
Data
'F'
'I'
'N'
Description
Read value (4 bytes)
Error: General failure
Error: value block failure
Error: No tag in field
Example
Command
Description
rv04 Reads value of block 4.
4.4.3.12.1 No value block 'I'
The value read back after the write value instruction is a not a value block. Data was written
corruptly.
4.4.3.12.2 No tag error 'N'
This means that the tag does not respond, because there is either no tag present or none of the
tags in the field is authenticated ('l' instruction).
4.4.3.12.3 General failure 'F'
Additional to a data read error caused by bad transmission conditions, this error appears if a
sector is addressed which is not located in the authenticated sector.
November 4, 2008 Page 39 of 63
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