User's Manual

PIN Pad 791 Programmer’s Manual (PCI POS-A) UDN PM0103-U Rev. 06
Section 11 – ICC / SAM / Magnetic stripe card manipulating messages 2015-04-20
Page262
Uniform Industrial Corp. Proprietary and Confidential Total 342 pages
Message I01 Primary Smart Card Cold Reset
Format: <STX>I01<ETX>[LRC]
Message length: Fixed 6 bytes.
Usage: PP791 performs a cold reset on the active smart card. If the operation is successful,
PP791 sends the message I02 with the “Answer to Reset” (ATR) of the smart card to
host. Otherwise, the message I0F bears the error code is to be sent back.
Message element:
Field Length Value and description
<STX> 1 <02>
I01 3 Message ID
<ETX> 1 <03>
[LRC] 1 Checksum
Message flow:
HOST Direction PP791
Message I01


<ACK> (Good LRC)
<NAK> (Bad LRC)
<EOT> (after 3 NAKs)

Smart card cold reset.
Message I02 (ATR)
<ACK> (Good LRC)
<NAK> (Bad LRC)
<EOT> (after 3 NAKs)
