P10-32 Mobile Printer CPCLProgramming Manual
QUERY command. By default, the printer will report card
swipe data immediately after a successful read.
The printer will not respond to MCR-QUERY if it does not
have any data, either the track data or an error message.
Multiple MCR-QUERY commands may be issued, keep-
ing in mind that the response, or lack thereof, to the
MCR-QUERY reflects the card swipe data at the moment
MCR-QUERY is issued.
Format
{command}
Where:
{command}: MCR-QUERY
MCR-QUERY Command Example
In this example the printer is instructed to report the MCR
read operation results.
! U1 MCR-QUERY
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