Reference Manual for the CLOUD 370x F Contactless Desktop Readers
Document Version 1.0
Last revised on 2014-07-22
Page 48 of 82
6.2.26:
PAPDU_NFC_TYPE1_TAG_WRITE_E8
This command issues a WRITE8 to erase and then write a block of eight bytes.
Please note that this command only works on Topaz tags in the dynamic memory model.
Command APDU:
Command
CLA
INS
P1
P2
P3
Data
TYPE1 Tag WRITE and ERASE BLOCK
FF
5E
00
Block Addr 08
Data
Where the P2 Block Address is:
Bit numbers
Description
b7 – b0
General block (0x00 - 0xFF)
Response APDU:
Data
Status Word
8 bytes of data that have been written
SW1, SW2
6.2.27:
PAPDU_NFC_TYPE1_TAG_WRITE_NE8
This command issues a WRITE8 to write a block of eight bytes. It does not erase the value of the
targeted byte before writing the new data. Using this command, EEPROM bits can be set but not reset.
Please note that this command only works on Topaz tags in the dynamic memory model.
Command APDU:
Command
CLA
INS
P1
P2
P3
Data
TYPE1 Tag WRITE and NO ERASE BLOCK
FF
60
00
Block Addr 08
Data
Where the P2 Block Address is:
Bit numbers
Description
b7 – b0
General block (0x00 - 0xFF)
Response APDU:
Data
Status Word
8 bytes of data
SW1, SW2
