O'Neil microFlash Series - Manual (Page 123)

User Manual and Technical Guide The O'Neil microFlash Series of Printers Appendix B: Query
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ESC {DQ?}
Demand Quantity
Query Format: ESC{DQ?}
Reply Format: nnn
Function: Returns remaining quantity of images
ESC {CN!}
Cancel
Query Format: ESC{CN!}
Reply Format: ESC{CN!}
Function: Cancels demand printing
ESC {RE!}
Reset
Query Format: ESC{RE!}
Reply Format: ESC{RE!}
Function: Resets printer.
ESC {RS?}
Status Card Reader
(Card Reader Option)
Query Format: ESC{RS?}
Reply Format: ESC{RS!}
Function: Returns Card Reader Status.
ESC {MR?}
Read Magnetic Card
(Card Reader Option)
Query Format: ESC{MR?}
Reply Format: ESC{MR!}
Function: Returns Magnetic Card Reader Data.