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4 - MTSCRA Events
aDynamo, uDynamo, Dynamag, DynaMAX, eDynamo, BulleT, mDynamo| Secure Card Reader Authenticator | .NET/PCL Programmer’s
Reference (Windows/Windows Phone)
Page 37
Offset Field Name Value
0 Message
Length Two byte binary, most significant byte first. This gives the total length of the
ARQC message that follows.
2 ARQC
Message Byte array containing the ARQC Message. See Appendix B for ARQC
Message Format.
4.10 OnTransactionResult (EMV Device Only)
This message occurs when transaction result is received from the EMV device.
Parameter Description
sender Object representing the publisher of the event
data Byte array containing the data received from the device. See table below for
descriptions of the data.
Offset Field Name Value
0 Signature
Required This field indicates whether a card holder signature is required to complete
the transaction:

0x00 – No signature required

0x01 – Signature required
If a signature is required, it is expected that the host will acquire the signature
from the card holder as part of the transaction data.
1 Batch Data
Length Two byte binary, most significant byte first. This gives the total length of the
ARQC message that follows.
3 Batch Data Byte array containing the Batch Data. See Appendix D for Batch Data
Format.
4.11 OnEMVCommandResult (EMV Device Only)
This message occurs when an EMV command result is received from the EMV device.
Parameter Description
sender Object representing the publisher of the event
data Byte array containing the result code received from the device. See table
below for descriptions of the result code.