ST25TA16K
5 RF command sets
RF command sets
This section describes the ST25TA16K command sets that can be issued by the RF host.
There are three command families:
• the NFC Forum Type 4 Tag command set
• the ISO/IEC 7816-4 command set
• the proprietary command set
The NFC Forum Type 4 Tag command set and the ISO/IEC 7816-4 command set use the I-
Block format. For more details about the I-Block format, refer to Section 5.2: I-Block format .
Two other command formats exist:
• the commands using the R-Block format
• the commands using the S-Block format
For more details about these formats, refer to the corresponding sections:
Section 5.3: R-
Block format
and
Section 5.4: S-Block format
.
This section gives a brief description of the RF host commands. The format of these command sets is the I-Block format.
Table 9 lists the RF command sets.
Family command set
Table 9. RF command sets
Command name
Class byte
Instruction code
Brief description
NFC Forum
Type 4 Tag
NDEF Tag Application Select
CC select
NDEF select
System select
ReadBinary
UpdateBinary
Verify
ISO/IEC 7816-4
ChangeReferenceData
EnableVerificationRequirement
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
DisableVerificationRequirement 0x00
0xA4
0xA4
0xA4
0xA4
0xB0
0xD6
0x20
0x24
0x28
0x26
NDEF Tag Application
Select
Selects the CC file
Selects the NDEF file
Selects the system file
Reads data from file
Writes or erases data to a
NDEF file
Checks the right access of a NDEF file or sends a password
Changes a Read or write password
Activates the password security
Disables the password security
DocID027786 Rev 4
17/47
44
