Select Bit Image
ASCII Code ESC * m n
Hex Code
1B 2A m n
27 42 m n
Dec Code
Purpose
Prints dot-graphics in 8- or 24-dot columns, depending on the
following parameters:
m
n
, n
L
H
d
... d
1
k
Dot density is described in the table below:
Parameter
Horizontal
m in ESC *
density (dpi)
0
60
1
120
2
120
3
240
4
80
6
90
32
60
33
120
38
90
39
180
40
360
Where:
0 <= n
<= 255
L
0 <= n
<= 31
H
m = 0, 1, 2, 3, 4, 6, 32, 33, 38, 39 40
n
d
... d
L
H
1
k
n
d
... d
L
H
1
k
n
d
... d
L
H
1
k
Specifies the dot density
Specifies the total number of columns of graphics
data that follows (number of dot columns) = (( n
256) + n
)
L
Bytes of graphics data; k is determined by multiplying
the total number of columns times the number of
bytes required for each column
Vertical
density (dpi)
60
60
60
60
60
60
180
180
180
180
180
Select Bit Image
H
Dots per
Bytes per
column
column
8
1
8
1
8
1
8
1
8
1
8
1
24
3
24
3
24
3
24
3
24
3
55
x