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

Page152

Uniform Industrial Corp. Proprietary and Confidential Total 342 pages

Message T78 Exception List Setup Response

Format: <STX>T78[Resp][Reason][Err Msg]<ETX>[LRC]

Message length: Variable.

Usage: The response message of command T77.

Message element:

Field Length Value and description

T78 3 Message ID

[Resp] 1 ‘0’: Ok,

‘1’: Fail

[Reason] 1 Option if [Resp] is ‘1’,

‘1’: Fatal Error

‘2’: Format Error

‘3’: Exception List is full

‘4’: PAN exists

[Err Message] 8 Optional, if Reason = ‘1’,

Hex String

[LRC] 1 Checksum

Message flow: Please refer to message T77