MagTek MINI MICR WEDGE - Manual (Page 17)

Section 4. Commands
9
COMMAND FORMAT
When the commands are entered manually, they must use the following format:
[COMMAND][DATA]
•
[COMMAND] is 2 or 3 alpha characters.
•
[Data] is optional as described below for each command.
•
is always required.
•
All characters are ASCII
•
No spaces, brackets, or angle brackets required.
DK – DISABLE KEYBOARD
When a PC program is used, the keyboard must be disabled to allow programming of the MICR
Reader. Commands used for programming the MICR Reader are described below. The command
to disable the keyboard is:
DK
The MICR Reader will execute the command and will reply with lower case 'k'.
EK – ENABLE KEYBOARD
After all commands have been sent to the MICR Reader, communication between the PC and the
keyboard must be established. The command to enable the keyboard is:
EK
The MICR Reader will execute the command and will reply with lower case 'k'.
SWA - SWITCH A COMMAND
The SWA command controls the communication parameters, shown in Table 4-1. The data for
this command consists of 8 ASCII bits (“0” = hex 30 and “1” = hex 31).
To execute, send the SWA command as follows:
SWA 01010101 (with data)
or
SWA (without data)