User's Manual

PIN Pad 791 Programmer’s Manual (PCI POS-A) UDN PM0103-U Rev. 06
Section 6 – Contact EMV Level 2 transaction messages 2015-04-20
Page115
Uniform Industrial Corp. Proprietary and Confidential Total 342 pages
Ref. 3 Packet command flow for transaction with MSR.
HOST Direction PIN pad
T11 (Application Select )


T12 (Application Select Response
indicates that PIN pad fails to read IC
card)
Issue magnetic stripe card commands
T1D (Send necessary magnetic stripe
card data to PIN pad.)


T1E
T15 (Start Transaction)


T16 (Start Transaction Response)
[Result] = ‘A1’
Go Online
T1D (Send necessary online response
data to PIN pad.)


T1E
T17 (Send Online Authorized Code)


T16 (Start Transaction Response)
[Result] = ‘Y4’ or ‘Z4’
T21 (Get Transaction Result’s Data)


T22 (Get Transaction Result’s Data
Response)