Appendix B - EMV Message Formats (EMV Only)
B.3
Transaction Result Messages (EMV Only)
This section specifies the format for data the device sends using Notification 0x0304 - Transaction
Result Message. The format is controlled by Property 0x68 – EMV Message Format.
TLV data object DFDF1A contains one of the following Transaction Status values:
•
0x00 = Approved
•
0x01 = Declined
•
0x02 = Error
•
0x10 = Cancelled by Host
•
0x1E = Manual Selection Cancelled by Host
•
0x1F = Manual Selection Timeout
•
0x21 = Waiting for Card Cancelled by Host
•
0x22 = Waiting for Card Timeout
•
0x23 = Reserved
•
0xFF = Unknown
The format of Transaction Result messages depends on whether the device is set to Security Level 2 (not
encrypting) or Security Level 3 (encrypting). Support for EMV transactions at Security Level 2 is only
available on mDynamo.
mDynamo| OEM Secure Card Reader Authenticator | Programmer's Manual (COMMANDS)
Page 134 of 167 (D998200151-200)
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