ACS AET62 NFC Reader with Fingerprint Sensor - Manual (Page 32)

Appendix C. APDU Command and Response Flow
for ISO 18092-Compliant Tags
Assume a TOPAZ tag is used.
<< Typical APDU Command and Response Flow >>
PC
Sequences
Reader
USB Interface
(12Mbps)
Tag
RF Interface
(13.56MHz)
1. The command
is sent
Contactless Related
Command
[Native Command]
e.g. [01 08] (read
memory address 08)
or
Pseudo APDU
Command
+ [Native Command]
e.g. FF 00 00 00 05
D4 40 01 [01 08]
Tag-specific Command Frame
[Native Command] embedded in
ISO18092 Frame
2. The response
is received
Contactless Related
Response
[Native Response]
e.g. 00 (90 00)
or
Pseudo APDU
Response
+ [Native Response]
e.g. D5 41 00 [00]
(90 00)
Tag-specific Response Frame
e.g. [Native Response]
embedded in
ISO18092 Frame
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