SII DPU-30, Technical Reference, Page: 47 / 85

5-19
4. Character decoration commands
ESC ! n Decorated Characters Collectively Specify
Code 1B
16
+
21
16
+
n
Domain of
function
0
≤
n
≤
255
Function Collectively specifies the printing modes.
Function
Bit Description
0 1
0 Font 24 dot type 16 dot type
1 Undefined
− −
2 Undefined
− −
3 Bold character clear specify
4 Double–height character clear specify
5 Double–width character clear specify
6 Undefined
− −
7 Underline clear specify
Details
•
When specifing both Bit 4 and Bit 5 described in the table above, the
double-height and double-width size characters are printed.
•
The dot pitch of underline is 2 dot pitch. However, if the several underlines with
the different thicknesses exist in one line, the thickness of those underlines will be
brought into line with the thickest underline.
•
Each setting is not related to the previous settings.
•
The settings of the characters except for the bold characters and the font are
valid only for the standard size characters.
•
In default, n
=
0.