User's Manual

PIN Pad 791 Programmer’s Manual (PCI POS-A) UDN PM0103-U Rev. 06
Section 7 – Contactless EMV Level 2 transaction messages 2015-04-20
Page141
Uniform Industrial Corp. Proprietary and Confidential Total 342 pages
Message T63 Get Transaction Result’s Data
Format: <STX>T63[control][DOL]<ETX>[LRC]
Message length: Var.
Usage: PIN pad will retrieve the data that list on the DOL after EMV transaction done. PIN pad
will send the message T64 (Get Transaction Result’s Data Response) to host.
Message element:
Field Length Value and description
<STX> 1 <02>
T63 3 Message ID
[control] 1 (optional)
'0': Ready for next packet, [DOL] is
ignored.
[DOL] Var Data Object List, each object is expressed
by tag number, and <SUB> is used to
delimit each object. For example,
9F12<SUB>9A<SUB>9F02<SUB>….
<ETX> 1 <03>
[LRC] 1 Checksum
Message flow:
HOST Direction PIN Pad
Message T63

<ACK> (Good LRC)
<NAK> (Bad LRC)
<EOT> after 3 NAKs

Get Transaction Result’s Data
Response.
Message T64
<ACK> (Good LRC)
<NAK> (Bad LRC)
<EOT> (after 3 NAKs)
