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ESC U
Turn Unidirectional Mode On/Off
Format:
ASCII code:
ESC U n
Decimal:
27 85 n
Hexadecimal: 1B 55 n
Comments:
The following values can be used for n:
1: Mode is turned ON.
(The ASCII
codes
0 and
1
or the ASCII
0: Mode is turned OFF.
characters “0” and “1” can be used.)
Printing is normally bidirectional. This command selects unidirectional
printing for more accurate positioning.
ESC 8
Disable Paper-Out Sensor
Format:
ASCII code:
ESC 8
Decimal:
27 56
Hexadecimal: 1B 38
Comments:
Turns off the paper-out sensor so that you can print to the end of a
single sheet of paper.
ESC 9
Format:
ASCII code:
ESC 9
Decimal:
27 57
Hexadecimal: 1B 39
Enable Paper-Out Sensor
Comments:
Cancels ESC 8. Therefore, the printer beeper sounds and printing stops
when the printer reaches a point approximately
l/2
of an inch from
the end of the paper.
8-10
Command Summary