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Command Reference
Expression
ASCII ESCU
Decimal 27 85
Hex 1B 55
Parameters
None
Font Height Width
Horizontal
cpi
Vertical cpi
ESC S 16 10 20.3 12.7
ESC P 24 12 16.9 8.4
ESC M 32 16 12.7 6.4
ESC U 32 20 10.2 6.4
ESC T 56 28 7.3 3.6
ESC V Return Firmware Revision
Description
Returns ten ASCII characters (1765303v0G) that represents the firmware revision of the
of the LabelWriter 450 series printers, with which the SE450 is 100% compatible.
Expression
ASCII ESC V
Decimal 27 86
Hex 1B 56
Parameters
None
ESC W Wrap Data
Description
Causes the characters n1 and n2 to be echoed back to the host. As soon as n1 is
received by the printer, the printer, in turn, will transmit n1 back to the host. Your
program should wait to receive n1 before outputting n2. If you don’t wait, you may
n1
28