Specifications

Confidential
SHEET
104
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REVISION
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105
TM-U590 series
Specification
(STANDARD)
ESC U n
[Name] Turn on/off unidirectional printing mode
[Format] ASCII ESC U n
Hex 1B 55 n
Decimal 27 85 n
[Range] 0 ≤ n ≤ 255
[Description] Turns unidirectional printing mode on or off
When the LSB is 0, turns off unidirectional printing mode.
When the LSB is 1, turns on unidirectional printing mode.
[Notes] • Only the least significant bit of n is enabled.
• When unidirectional printing mode is turned on, the printer prints from left to
right.
• To avoid horizontal printing misalignment, unidirectional printing mode should be
used.
• In page mode, unidirectional printing is always selected regardless of the setting
of this command.
[Default] n = 0