Appendix C - EMV Transaction Flow
MagTek Universal SDK| For MMS Devices | Programmer’s Manual ( Java )
Page 63
Begin initial transaction:
startTransaction()
MSR+Chip+Contactless
OnEvent()
”PRESENT CARD”
“NOT ACCEPTED”
“REMOVE CARD”
“FAILED"
Transaction terminated with
fallback type MSR.
Card holder presents card.