Printer graphic commands, Magnetic card reader control commands, Graphic logo and bar code commands – Printek Mt3-II User Manual
Page 22: Printer supervisory and control commands

Configuration and Data Connectivity
16
Printer Graphic Commands
Printer Command String
Printer Action
ESC a n
Select dot line spacing between printed lines.
ESC J n
Graphic Line Feed command
ESC P #
Select Online mode, characters printed as received
ESC P $
Select Buffer mode, characters are printed on (^D)
ESC V n1 n2 data
8-bit Graphic command
ESC v n1 n2 data
8-bit Compressed Graphic Command
Magnetic Card Reader Control Commands
Printer Command String
Printer Action
ESC M nnm CR
Select MCR with nn auto timeout..
ESC C
Cancel MCR read process.
Graphic Logo and Bar Code Commands
Command String
Printer Action
ESC L G n
Prepare printer to load image
ESC G 0x0FF
Loading Logo Complete
ESC L g n
Print stored logo image
ESC z n1 n2 L data
Print Bar Code without visible text
ESC Z n1 n2 L data
Print Bar Code with visible text
ESC Q J n
Reverse Dot Feed
ESC Q Q n
Set Out of Paper Sensitivity
ESC Q F m
Set Forward Black Mark Seek
ESC Q B m
Reverse Black Mark Seek
Printer Supervisory and Control Commands
Command String
Printer Action
^V
Buffer, power timer & battery status
^B Buffer
status
ESC P ^
Print Battery Voltage
ESC P alpha
Time and date print and control
ESC M 000 CR
Disable the power down timer
ESC M nn0 CR
Sets the power down timer to nn seconds
ESC M C
Reset Auto power down to 20 seconds
ESC P (
Firmware version query
ESC P )
Hardware model query