User's Manual Part 1

13,56 MHz Multitag Reader Module, Version 0.9v

ACG Identification Technologies AT Page 38

5.3.17.6.2 Command code

Refer to ISO15693-3 or the tag manufacturer documentation for more details.

5.3.17.6.3 UID

The UID is optional. If address flag is set it is mandatory. Only the addressed VICC

executes the command. All other tags remain quit.

5.3.17.6.4 Data

Depends on command code.

5.3.17.7 Answer

The length of the answer is specified in the uplink length byte. Following figure shows

a complete response data frame.

Flags Data CRC

(1 byte) (n byte) (2 bytes)

Figure 5-21: ISO15693 response format

If the less bytes are send from the card than specified in the length byte following

bytes are even displayed:

Byte 1 Byte 2 - up to length bytes

80h 00h

Figure 5-22: ISO15693 response trailer

5.3.17.7.1 Response flags

Bit Flag name Value Description

0 No error 0 Error

1 Error is thrown

1,2,3,

4,5,6,

RFU 0 Reserved for future use

Figure 5-23: ISO15693 response flags

5.3.17.7.2 Error

If the error flag is set the VICC has generated an error. Next byte contains the error

code. Refer to the card manufacturer documentation for specific details of the error.

5.3.17.8 Example

Command Description

T030A270100 000066554433221100E0

Inventory response of card

E000112233445566