Specifications

EM 220
Rev. 1.00
- 15 -
Mobile Printer Command Manual
ESC * m nL nH d1...dk
[Name]
[Format]
[Range]
[Description]
Select bit image mode.
ASCII ESC * m nL nH d1...dk
Hex 1B 2A m nL nH d1...dk
Decimal 27 42 m nL nH d1...dk
m=0, 1, 32, 33
1 ≤ (nL + nH x 256) ≤ 1023 (0 ≤ nL ≤ 255, 0 ≤ nH ≤ 3)
0 ≤ d ≤ 255
▪ Specifies the bit image in m mode for the number of dots specified by nL
and nH.
* dpi : dots per 25.4mm {1”}
m Mode
Number of dots in
vertical direction
Vertical dot
density
Horizontal
dot density
Number of bytes (k)
0
8-dot
single-density
8 203/3 dpi 203/2 dpi nL + nH x 256
1
8-dot
double-density
8 203/3 dpi 203 dpi nL + nH x 256
32
24-dot
single-density
24 203 dpi 203/2 dpi (nL + nH x 256) x 3
33
24-dot
double-density
24 203 dpi 203 dpi (nL + nH x 256) x 3
ESC – n
[Name]
[Format]
[Range]
[Default]
[Description]
Turn underline mode on/off.
ASCII ESC - n
Hex 1B 2D n
Decimal 27 45 n
0 ≤ n ≤ 2, 48 ≤ n ≤ 50
n=0
▪ Turn underline mode on or off, based on the following values of n:
n Function
0,48 Turns off underline mode.
1,49 Turns on underline mode, set at 1-dot width.
2,50 Turns on underline mode, set at 2-dot width.