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5-16 Commands
ESC -
n
[Name] Turn underline mode on/off
[Format] ASCII ESC -
n
Hex 1B 2D
n
Decimal 27 45
n
[Range] 0
≤
n
≤
2, 48
≤
n
≤
50
[Description] Turns underline mode on or off, based on the following values of
n
.
[Notes] • The printer can underline all characters (including right-side
character spacing), but cannot underline the space set by
HT.
• The printer cannot underline 90° clockwise rotated characters and
white/black inverted characters.
• When underline mode id turned off by setting the value of
n
to 0
or 48, the following data is not underlined, and the underline
thickness set before the mode is turned off does not change. The
default underline thickness is 1 dot.
• Changing the character size does not affect the current underline
thickness.
• Underline mode can also be turned on or off by using
ESC !
. Note,
however, that the last received command is effective.
[Default]
n
= 0
[Reference]
ESC !
ESC 2
[Name] Select 1/6-inch line spacing
[Format] ASCII ESC 2
Hex 1B 32
Decimal 27 50
[Description] Selects 1/6-inch line spacing.
[Note] The line spacing can be set independently in standard mode and in
page mode.
[Reference]
ESC 3
ESC 3
n
[Name] Set line spacing
[Format] ASCII ESC 3
n
Hex 1B 33
n
n
Function
0, 48 Turns off underline mode
1, 49 Turns on underline mode (1-dot thick)
2, 50 Turns on underline mode (2-dots thick)