Identiv uTrust 4711F - Papdu_Nfc_Type1_Tag_Read8; Papdu_Nfc_Type1_Tag_Write_E8

Document Version 1.2
Last revised on
2017-09-26
Page 43 of 92
Reference Manual for uTrust 4701F and uTrust 4711F Readers
6.2.25. PAPDU_NFC_TYPE1_TAG_READ8
This command issues a READ8 to read out a block of eight bytes.
Please note that this command only works on Topaz tags in dynamic memory model.
Command APDU:
Command
CLA
INS
P1
P2
P3
Data
TYPE1 Tag READ BLOCK
FF
5C
00
Block Addr
00
-
Where P2 Block Address is:
Bit numbers
Description
b7 – b0
General block (0x00 -0xFF)
Response APDU:
Data
Status Word
8 bytes of data
SW1, SW2
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 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 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