MagTek MICR Plus RS-232 - Manual (Page 62)

MICR PLUS, RS-232
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The second method requires selecting the “No Reply, Header Required” option for the Invalid
Command Response parameter (See SWC Command, Section 4). When this is selected, any
Host message intended for the MICR Plus must be preceded with a GS (hex 1D) and terminated
with a CR (hex 0D). Any Host message received by the MICR Plus without the GS header will
be transmitted, as received, through the auxiliary port. For example:
Message for MICR Plus:
[Host data]
Message for Auxiliary port: [Host data]